Priv.-Doz. Dr. Michael Hetterich
- Koordinator Dünnschicht-Photovoltaik
- Raum: 126
- Tel.: +49 721 608-43402
- Fax: +49 721 608-48480
- michael hetterich ∂ kit edu
- Engesserstrasse 13, Geb. 30.34
76131 Karlsruhe
Publikationen
2023
Chemical phases in the solution-grown Zn(O,S) buffer of post-annealed Cu(In,Ga)Se solar cells investigated by transmission electron microscopy and electroreflectance
Jin, X.; Schneider, R.; Popescu, R.; Seeger, J.; Grutke, J.; Zerulla, B.; Hetterich, M.; Hariskos, D.; Witte, W.; Powalla, M.; Gerthsen, D.
2023. Journal of Applied Physics, 133 (16), Art.-Nr.: 165303. doi:10.1063/5.0139264
Jin, X.; Schneider, R.; Popescu, R.; Seeger, J.; Grutke, J.; Zerulla, B.; Hetterich, M.; Hariskos, D.; Witte, W.; Powalla, M.; Gerthsen, D.
2023. Journal of Applied Physics, 133 (16), Art.-Nr.: 165303. doi:10.1063/5.0139264
2021
Phase evolution during annealing of low-temperature co-evaporated precursors for CZTSe solar cell absorbers
Mwakyusa, L. P.; Jin, X.; Müller, E.; Schneider, R.; Gerthsen, D.; Rinke, M.; Paetzold, U. W.; Richards, B. S.; Hetterich, M.
2021. Journal of applied physics, 129 (15), Article no: 153104. doi:10.1063/5.0041320
Mwakyusa, L. P.; Jin, X.; Müller, E.; Schneider, R.; Gerthsen, D.; Rinke, M.; Paetzold, U. W.; Richards, B. S.; Hetterich, M.
2021. Journal of applied physics, 129 (15), Article no: 153104. doi:10.1063/5.0041320
2020
Cross-sectional Kelvin probe force microscopy on Cu(In,Ga)S solar cells: Influence of RbF and KF post-deposition treatment on the surface potential of the absorber layer
Seeger, J.; Wilhelmi, F.; Schundelmeier, J.; Zahedi-Azad, S.; Scheer, R.; Schmidt, K.; Kalt, H.; Hetterich, M.
2020. Applied physics letters, 117 (24), Art.-Nr.: 243901. doi:10.1063/5.0032371
Seeger, J.; Wilhelmi, F.; Schundelmeier, J.; Zahedi-Azad, S.; Scheer, R.; Schmidt, K.; Kalt, H.; Hetterich, M.
2020. Applied physics letters, 117 (24), Art.-Nr.: 243901. doi:10.1063/5.0032371
Impact of silver incorporation at the back contact of Kesterite solar cells on structural and device properties
Mwakyusa, L. P.; Leist, L.; Rinke, M.; Welle, A.; Paetzold, U. W.; Richards, B. S.; Hetterich, M.
2020. Thin solid films, 709, Art.-Nr. 138223. doi:10.1016/j.tsf.2020.138223
Mwakyusa, L. P.; Leist, L.; Rinke, M.; Welle, A.; Paetzold, U. W.; Richards, B. S.; Hetterich, M.
2020. Thin solid films, 709, Art.-Nr. 138223. doi:10.1016/j.tsf.2020.138223
Hybrid chemical bath deposition-CdS/sputter-Zn(O,S) alternative buffer for Cu2ZnSn(S,Se)4 based solar cells editors-pick
Kogler, W.; Schnabel, T.; Ahlswede, E.; Taskesen, T.; Gütay, L.; Hauschild, D.; Weinhardt, L.; Heske, C.; Seeger, J.; Hetterich, M.; Powalla, M.
2020. Journal of applied physics, 127 (16), 165301. doi:10.1063/1.5142550
Kogler, W.; Schnabel, T.; Ahlswede, E.; Taskesen, T.; Gütay, L.; Hauschild, D.; Weinhardt, L.; Heske, C.; Seeger, J.; Hetterich, M.; Powalla, M.
2020. Journal of applied physics, 127 (16), 165301. doi:10.1063/1.5142550
2019
Averaged angle-resolved electroreflectance spectroscopy on Cu(In,Ga)Se solar cells: Determination of buffer bandgap energy and identification of secondary phase
Seeger, J.; Grutke, J.; Weber, N.; Schützhoff, S.; Jin, X.; Schneider, R.; Gerthsen, D.; Witte, W.; Hariskos, D.; Kiowski, O.; Schweiger, M.; Kalt, H.; Hetterich, M.
2019. Applied physics letters, 115 (26), Art.-Nr. 263901. doi:10.1063/1.5123380
Seeger, J.; Grutke, J.; Weber, N.; Schützhoff, S.; Jin, X.; Schneider, R.; Gerthsen, D.; Witte, W.; Hariskos, D.; Kiowski, O.; Schweiger, M.; Kalt, H.; Hetterich, M.
2019. Applied physics letters, 115 (26), Art.-Nr. 263901. doi:10.1063/1.5123380
CZTSe solar cells prepared by co-evaporation of multilayer Cu–Sn/Cu,Zn,Sn,Se/ZnSe/Cu,Zn,Sn,Se stacks
Mwakyusa, L. P.; Neuwirth, M.; Kogler, W.; Schnabel, T.; Ahlswede, E.; Paetzold, U. W.; Richards, B. S.; Hetterich, M.
2019. Physica scripta, 94 (10), Artk.Nr.: 105007. doi:10.1088/1402-4896/ab2b16
Mwakyusa, L. P.; Neuwirth, M.; Kogler, W.; Schnabel, T.; Ahlswede, E.; Paetzold, U. W.; Richards, B. S.; Hetterich, M.
2019. Physica scripta, 94 (10), Artk.Nr.: 105007. doi:10.1088/1402-4896/ab2b16
Band-Gap engineering in Cu2ZnSn(S,Se)4 solar cells by post-sulphurization of selenized absorber layers
Neuwirth, M.; Seydel, E.; Kalt, H.; Hetterich, M.
2019. 44th IEEE Photovoltaics Specialists Conference, 2017 IEEE PVSC-44, June 25-30, 2017, Washington, DC
Neuwirth, M.; Seydel, E.; Kalt, H.; Hetterich, M.
2019. 44th IEEE Photovoltaics Specialists Conference, 2017 IEEE PVSC-44, June 25-30, 2017, Washington, DC
A multiple-selenization process for enhanced reproducibility of Cu2ZnSn(S,Se)4 solar cells
Neuwirth, M.; Seeger, J.; Zhou, H.; Schnabel, T.; Ahlswede, E.; Kalt, H.; Hetterich, M.
2019. 20th International Conference on Ternary and Multinary Compounds ( ICTMC), September 5 – 9, 2016, Halle (Saale)
Neuwirth, M.; Seeger, J.; Zhou, H.; Schnabel, T.; Ahlswede, E.; Kalt, H.; Hetterich, M.
2019. 20th International Conference on Ternary and Multinary Compounds ( ICTMC), September 5 – 9, 2016, Halle (Saale)
Electroreflectance studies of Zn(O,S) buffer layers in Cu(In,Ga)Se2 solar cells: Bandgap energies and secondary phases
Seeger, J.; Zerulla, B.; Grutke, J.; Witte, W.; Hariskos, D.; Kiowski, O.; Kalt, H.; Hetterich, M.
2019. 46th IEEE Photovoltaic Specialists Conference, PVSC 2019; Chicago; United States; 16 -21 June 2019, 949–952, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/PVSC40753.2019.8980771
Seeger, J.; Zerulla, B.; Grutke, J.; Witte, W.; Hariskos, D.; Kiowski, O.; Kalt, H.; Hetterich, M.
2019. 46th IEEE Photovoltaic Specialists Conference, PVSC 2019; Chicago; United States; 16 -21 June 2019, 949–952, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/PVSC40753.2019.8980771
Photovoltaic Devices: Electron‐Beam‐Evaporated Nickel Oxide Hole Transport Layers for Perovskite‐Based Photovoltaics
Abzieher, T.; Moghadamzadeh, S.; Schackmar, F.; Eggers, H.; Sutterlüti, F.; Farooq, A.; Kojda, D.; Habicht, K.; Schmager, R.; Mertens, A.; Azmi, R.; Klohr, L.; Schwenzer, J. A.; Hetterich, M.; Lemmer, U.; Richards, B. S.; Powalla, M.; Paetzold, U. W.
2019. Advanced energy materials, 9 (12), Art.-Nr.: 1970035. doi:10.1002/aenm.201970035
Abzieher, T.; Moghadamzadeh, S.; Schackmar, F.; Eggers, H.; Sutterlüti, F.; Farooq, A.; Kojda, D.; Habicht, K.; Schmager, R.; Mertens, A.; Azmi, R.; Klohr, L.; Schwenzer, J. A.; Hetterich, M.; Lemmer, U.; Richards, B. S.; Powalla, M.; Paetzold, U. W.
2019. Advanced energy materials, 9 (12), Art.-Nr.: 1970035. doi:10.1002/aenm.201970035
Temperature-dependent studies of exciton binding energy and phase-transition suppression in (Cs,FA,MA)Pb(I,Br) perovskites
Ruf, F.; Aygüler, M. F.; Giesbrecht, N.; Rendenbach, B.; Magin, A.; Docampo, P.; Kalt, H.; Hetterich, M.
2019. APL materials, 7 (3), Article: 031113. doi:10.1063/1.5083792
Ruf, F.; Aygüler, M. F.; Giesbrecht, N.; Rendenbach, B.; Magin, A.; Docampo, P.; Kalt, H.; Hetterich, M.
2019. APL materials, 7 (3), Article: 031113. doi:10.1063/1.5083792
Reversible bandgap instabilities in multiple-cation mixed-halide perovskite solar cells
Ruf, F.; Rietz, P.; Aygüler, M. F.; Docampo, P.; Kalt, H.; Hetterich, M.
2019. International Conference on Perovskite Solar Cells, Photonics and Optoelectronics (NIPHO19), February 25 - 27, 2019, Jerusalem, Israel (2019)
Ruf, F.; Rietz, P.; Aygüler, M. F.; Docampo, P.; Kalt, H.; Hetterich, M.
2019. International Conference on Perovskite Solar Cells, Photonics and Optoelectronics (NIPHO19), February 25 - 27, 2019, Jerusalem, Israel (2019)
Efficient All-Evaporated pin-Perovskite Solar Cells: A Promising Approach Toward Industrial Large-Scale Fabrication
Abzieher, T.; Schwenzer, J. A.; Moghadamzadeh, S.; Sutterluti, F.; Hossain, I. M.; Pfau, M.; Lotter, E.; Hetterich, M.; Richards, B. S.; Lemmer, U.; Powalla, M.; Paetzold, U. W.
2019. IEEE journal of photovoltaics, 9 (5), 1249–1257. doi:10.1109/JPHOTOV.2019.2920727
Abzieher, T.; Schwenzer, J. A.; Moghadamzadeh, S.; Sutterluti, F.; Hossain, I. M.; Pfau, M.; Lotter, E.; Hetterich, M.; Richards, B. S.; Lemmer, U.; Powalla, M.; Paetzold, U. W.
2019. IEEE journal of photovoltaics, 9 (5), 1249–1257. doi:10.1109/JPHOTOV.2019.2920727
Electroreflectance studies of CdS buffers in CIGS solar cells: Influence of Ga content and thermal annealing on the CdS bandgap
Weber, N.; Seeger, J.; Grutke, J.; Witte, W.; Hariskos, D.; Kiowski, O.; Kalt, H.; Hetterich, M.
2019. DPG-Frühjahrstagung der Sektion Kondensierte Materie (SKM), Fachverband Halbleiterphysik (2019), Regensburg, Deutschland, 31. März–5. April 2019
Weber, N.; Seeger, J.; Grutke, J.; Witte, W.; Hariskos, D.; Kiowski, O.; Kalt, H.; Hetterich, M.
2019. DPG-Frühjahrstagung der Sektion Kondensierte Materie (SKM), Fachverband Halbleiterphysik (2019), Regensburg, Deutschland, 31. März–5. April 2019
Simulation of electroreflectance spectra of CIGS solar cells
Förstner, E.; Magin, A.; Ruf, F.; Huber, C.; Witte, W.; Hariskos, D.; Kiowski, O.; Kalt, H.; Hetterich, M.
2019. DPG-Frühjahrstagung der Sektion Kondensierte Materie (SKM), Fachverband Halbleiterphysik (2019), Regensburg, Deutschland, 31. März–5. April 2019
Förstner, E.; Magin, A.; Ruf, F.; Huber, C.; Witte, W.; Hariskos, D.; Kiowski, O.; Kalt, H.; Hetterich, M.
2019. DPG-Frühjahrstagung der Sektion Kondensierte Materie (SKM), Fachverband Halbleiterphysik (2019), Regensburg, Deutschland, 31. März–5. April 2019
Surface potential distribution studies on Cu(In,Ga)Se₂ solar cell cross sections with Kelvin probe force microscopy
Schundelmeier, J.; Seeger, J.; Witte, W.; Hariskos, D.; Kiowski, O.; Kalt, H.; Hetterich, M.
2019. DPG-Frühjahrstagung der Sektion Kondensierte Materie (SKM), Fachverband Halbleiterphysik (2019), Regensburg, Deutschland, 31. März–5. April 2019
Schundelmeier, J.; Seeger, J.; Witte, W.; Hariskos, D.; Kiowski, O.; Kalt, H.; Hetterich, M.
2019. DPG-Frühjahrstagung der Sektion Kondensierte Materie (SKM), Fachverband Halbleiterphysik (2019), Regensburg, Deutschland, 31. März–5. April 2019
Reversible changes of the bandgap energy in multiple-cation mixed-halide perovskite solar cells under illumination and bias investigated by optical spectroscopy
Wirth, E.; Ruf, F.; Aygüler, M. F.; Hanisch, J.; Docampo, P.; Ahlswede, E.; Kalt, H.; Hetterich, M.
2019. DPG-Frühjahrstagung der Sektion Kondensierte Materie (SKM), Fachverband Halbleiterphysik (2019), Regensburg, Deutschland, 31. März–5. April 2019
Wirth, E.; Ruf, F.; Aygüler, M. F.; Hanisch, J.; Docampo, P.; Ahlswede, E.; Kalt, H.; Hetterich, M.
2019. DPG-Frühjahrstagung der Sektion Kondensierte Materie (SKM), Fachverband Halbleiterphysik (2019), Regensburg, Deutschland, 31. März–5. April 2019
Influence of excitonic effects on charge carrier extraction in organic-inorganic perovskite solar cells
Lange, P.; Ruf, F.; Hossain, I. M.; Paetzold, U. W.; Schultes, M.; Ahlswede, E.; Kalt, H.; Hetterich, M.
2019. DPG-Frühjahrstagung der Sektion Kondensierte Materie (SKM), Fachverband Halbleiterphysik (2019), Regensburg, Deutschland, 31. März–5. April 2019
Lange, P.; Ruf, F.; Hossain, I. M.; Paetzold, U. W.; Schultes, M.; Ahlswede, E.; Kalt, H.; Hetterich, M.
2019. DPG-Frühjahrstagung der Sektion Kondensierte Materie (SKM), Fachverband Halbleiterphysik (2019), Regensburg, Deutschland, 31. März–5. April 2019
Reversible bandgap instabilities in multiple-cation mixed-halide perovskite solar cells
Ruf, F.; Rietz, P.; Aygüler, M. F.; Docampo, P.; Kalt, H.; Hetterich, M.
2019. DPG-Frühjahrstagung der Sektion Kondensierte Materie (SKM), Fachverband Halbleiterphysik (2019), Regensburg, Deutschland, 31. März–5. April 2019
Ruf, F.; Rietz, P.; Aygüler, M. F.; Docampo, P.; Kalt, H.; Hetterich, M.
2019. DPG-Frühjahrstagung der Sektion Kondensierte Materie (SKM), Fachverband Halbleiterphysik (2019), Regensburg, Deutschland, 31. März–5. April 2019
Angle-resolved electroreflectance spectroscopy on CIGS solar cell absorber and buffer layers
Seeger, J.; Grutke, J.; Witte, W.; Hariskos, D.; Kiowski, O.; Kalt, H.; Hetterich, M.
2019. DPG-Frühjahrstagung der Sektion Kondensierte Materie (SKM), Fachverband Halbleiterphysik (2019), Regensburg, Deutschland, 31. März–5. April 2019
Seeger, J.; Grutke, J.; Witte, W.; Hariskos, D.; Kiowski, O.; Kalt, H.; Hetterich, M.
2019. DPG-Frühjahrstagung der Sektion Kondensierte Materie (SKM), Fachverband Halbleiterphysik (2019), Regensburg, Deutschland, 31. März–5. April 2019
Electron-Beam-Evaporated Nickel Oxide Hole Transport Layers for Perovskite-Based Photovoltaics
Abzieher, T.; Moghadamzadeh, S.; Schackmar, F.; Eggers, H.; Sutterlüti, F.; Farooq, A.; Kojda, D.; Habicht, K.; Schmager, R.; Mertens, A.; Azmi, R.; Klohr, L.; Schwenzer, J. A.; Hetterich, M.; Lemmer, U.; Richards, B. S.; Powalla, M.; Paetzold, U. W.
2019. Advanced energy materials, 9 (12), Article no 1802995. doi:10.1002/aenm.201802995
Abzieher, T.; Moghadamzadeh, S.; Schackmar, F.; Eggers, H.; Sutterlüti, F.; Farooq, A.; Kojda, D.; Habicht, K.; Schmager, R.; Mertens, A.; Azmi, R.; Klohr, L.; Schwenzer, J. A.; Hetterich, M.; Lemmer, U.; Richards, B. S.; Powalla, M.; Paetzold, U. W.
2019. Advanced energy materials, 9 (12), Article no 1802995. doi:10.1002/aenm.201802995
2018
Band-gap tuning of Cu₂ZnSn(S,Se)₄ solar cell absorbers via defined incorporation of sulphur based on a post-sulphurization process
Neuwirth, M.; Seydel, E.; Seeger, J.; Welle, A.; Kalt, H.; Hetterich, M.
2018. Solar energy materials & solar cells, 182, 158–165. doi:10.1016/j.solmat.2018.03.033
Neuwirth, M.; Seydel, E.; Seeger, J.; Welle, A.; Kalt, H.; Hetterich, M.
2018. Solar energy materials & solar cells, 182, 158–165. doi:10.1016/j.solmat.2018.03.033
Excitonic nature of optical transitions in electroabsorption spectra of perovskite solar cells
Ruf, F.; Magin, A.; Schultes, M.; Ahlswede, E.; Kalt, H.; Hetterich, M.
2018. Applied physics letters, 112 (8), Art. Nr.: 083902. doi:10.1063/1.5017943
Ruf, F.; Magin, A.; Schultes, M.; Ahlswede, E.; Kalt, H.; Hetterich, M.
2018. Applied physics letters, 112 (8), Art. Nr.: 083902. doi:10.1063/1.5017943
Investigation of the B -field-induced widening of the donor-electron energy distribution in n-doped (Zn,Mn)Se by resonant electron spin-flip Raman spectroscopy
Knapp, A. G.; Hetterich, M.; Geurts, J.
2018. Journal of Physics Communications, 2 (2), Art.Nr.: 025018. doi:10.1088/2399-6528/aaa957
Knapp, A. G.; Hetterich, M.; Geurts, J.
2018. Journal of Physics Communications, 2 (2), Art.Nr.: 025018. doi:10.1088/2399-6528/aaa957
Temperature-Dependent Electromodulation Spectroscopy of Excitons in Perovskite Solar Cells
Ruf, F.; Magin, A.; Schultes, M.; Ayguler, M. F.; Docampo, P.; Ahlswede, E.; Kalt, H.; Hetterich, M.
2018. 7th IEEE World Conference on Photovoltaic Energy Conversion, WCPEC 2018; Waikoloa Village; United States; 10 June 2018 through 15 June 2018, 1550–1554, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/PVSC.2018.8548225
Ruf, F.; Magin, A.; Schultes, M.; Ayguler, M. F.; Docampo, P.; Ahlswede, E.; Kalt, H.; Hetterich, M.
2018. 7th IEEE World Conference on Photovoltaic Energy Conversion, WCPEC 2018; Waikoloa Village; United States; 10 June 2018 through 15 June 2018, 1550–1554, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/PVSC.2018.8548225
Selenium and Sulphur replacement dynamics in CZTSSe and CZGSSe kesterite materials
Neuwirth, M.; Kohl, T.; Brammertz, G.; Wild, J. D.; Meuris, M.; Poortmans, J.; Vermang, B.; Kalt, H.; Hetterich, M.
2018. 7th IEEE World Conference on Photovoltaic Energy Conversion, WCPEC 2018; Waikoloa Village; United States; 10 June 2018 through 15 June 2018, 160–162, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/PVSC.2018.8548130
Neuwirth, M.; Kohl, T.; Brammertz, G.; Wild, J. D.; Meuris, M.; Poortmans, J.; Vermang, B.; Kalt, H.; Hetterich, M.
2018. 7th IEEE World Conference on Photovoltaic Energy Conversion, WCPEC 2018; Waikoloa Village; United States; 10 June 2018 through 15 June 2018, 160–162, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/PVSC.2018.8548130
Electroreflectance spectroscopy on CdS and Zn(O,S) buffer layers in Cu(In,Ga)Se2 solar cells: Suppression of interference effects
Seeger, J.; Piesch, U.; Witte, W.; Hariskos, D.; Kiowski, O.; Kalt, H.; Hetterich, M.
2018. 7th IEEE World Conference on Photovoltaic Energy Conversion, WCPEC 2018; Waikoloa Village; United States; 10 June 2018 through 15 June 2018, 1949–1952, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/PVSC.2018.8547688
Seeger, J.; Piesch, U.; Witte, W.; Hariskos, D.; Kiowski, O.; Kalt, H.; Hetterich, M.
2018. 7th IEEE World Conference on Photovoltaic Energy Conversion, WCPEC 2018; Waikoloa Village; United States; 10 June 2018 through 15 June 2018, 1949–1952, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/PVSC.2018.8547688
The Bandgap as a Moving Target: Reversible Bandgap Instabilities in Multiple-Cation Mixed-Halide Perovskite Solar Cells
Ruf, F.; Rietz, P.; Aygüler, M. F.; Kelz, I.; Docampo, P.; Kalt, H.; Hetterich, M.
2018. ACS energy letters, 3 (12), 2995–3001. doi:10.1021/acsenergylett.8b01857
Ruf, F.; Rietz, P.; Aygüler, M. F.; Kelz, I.; Docampo, P.; Kalt, H.; Hetterich, M.
2018. ACS energy letters, 3 (12), 2995–3001. doi:10.1021/acsenergylett.8b01857
Impact of the degree of Cu-Zn order in Cu2ZnSn(S,Se)4 solar cell absorbers on defect states and band tails
Lang, M.; Renz, T.; Opolka, A.; Zimmermann, C.; Krämmer, C.; Neuwirth, M.; Kalt, H.; Hetterich, M.
2018. Applied physics letters, 113 (3), Art. Nr.: 033901. doi:10.1063/1.5036622
Lang, M.; Renz, T.; Opolka, A.; Zimmermann, C.; Krämmer, C.; Neuwirth, M.; Kalt, H.; Hetterich, M.
2018. Applied physics letters, 113 (3), Art. Nr.: 033901. doi:10.1063/1.5036622
Temperature-dependent electroabsorption spectroscopy on organic-inorganic perovskite solar cells
Ruf, F.; Magin, A.; Schultes, M.; Ahlswede, E.; Kalt, H.; Hetterich, M.
2018. DPG-Frühjahrstagung der Sektion Kondensierte Materie gemeinsam mit der EPS (2018), Berlin, Deutschland, 11.–16. März 2018
Ruf, F.; Magin, A.; Schultes, M.; Ahlswede, E.; Kalt, H.; Hetterich, M.
2018. DPG-Frühjahrstagung der Sektion Kondensierte Materie gemeinsam mit der EPS (2018), Berlin, Deutschland, 11.–16. März 2018
Electromodulation spectroscopy on organic-inorganic perovskite solar cells
Magin, A.; Ruf, F.; Schultes, M.; Ahlswede, E.; Schwenzer, J.; Kalt, H.; Hetterich, M.
2018. DPG-Frühjahrstagung der Sektion Kondensierte Materie gemeinsam mit der EPS (2018), Berlin, Deutschland, 11.–16. März 2018
Magin, A.; Ruf, F.; Schultes, M.; Ahlswede, E.; Schwenzer, J.; Kalt, H.; Hetterich, M.
2018. DPG-Frühjahrstagung der Sektion Kondensierte Materie gemeinsam mit der EPS (2018), Berlin, Deutschland, 11.–16. März 2018
Suppression of interference effects in electroreflectance spectroscopy on Cu(In,mGa)(S, Se)₂ solar cell buffer layers
Seeger, J.; Piesch, U.; Kiowski, O.; Hariskos, D.; Witte, W.; Powalla, M.; Eraerds, P.; Lechner, R.; Dalibor, T.; Kalt, H.; Hetterich, M.
2018. DPG-Frühjahrstagung der Sektion Kondensierte Materie gemeinsam mit der EPS (2018), Berlin, Deutschland, 11.–16. März 2018
Seeger, J.; Piesch, U.; Kiowski, O.; Hariskos, D.; Witte, W.; Powalla, M.; Eraerds, P.; Lechner, R.; Dalibor, T.; Kalt, H.; Hetterich, M.
2018. DPG-Frühjahrstagung der Sektion Kondensierte Materie gemeinsam mit der EPS (2018), Berlin, Deutschland, 11.–16. März 2018
CZTSe solar cells prepared by co-evaporation of Cu-Sn/CZTSe/ZnSe/CZTSe layer stacks
Mwakysa, L.; Neuwirth, M.; Paetzold, U.; Richards, B.; Kalt, H.; Hetterich, M.
2018. DPG-Frühjahrstagung der Sektion Kondensierte Materie gemeinsam mit der EPS (2018), Berlin, Deutschland, 11.–16. März 2018
Mwakysa, L.; Neuwirth, M.; Paetzold, U.; Richards, B.; Kalt, H.; Hetterich, M.
2018. DPG-Frühjahrstagung der Sektion Kondensierte Materie gemeinsam mit der EPS (2018), Berlin, Deutschland, 11.–16. März 2018
Band-gap tunig of Cu₂ZnSn(S,Se)₄ solar cell absorbers via defined adjustment of the chalcogenide ratio using a post-sulphurization process
Neuwirth, M.; Seydel, E.; Seeger, J.; Welle, A.; Kalt, H.; Hetterich, M.
2018. DPG-Frühjahrstagung der Sektion Kondensierte Materie gemeinsam mit der EPS (2018), Berlin, Deutschland, 11.–16. März 2018
Neuwirth, M.; Seydel, E.; Seeger, J.; Welle, A.; Kalt, H.; Hetterich, M.
2018. DPG-Frühjahrstagung der Sektion Kondensierte Materie gemeinsam mit der EPS (2018), Berlin, Deutschland, 11.–16. März 2018
2017
Band Gap Changes of the CdS Buffer Induced by Post-Annealing of Cu2ZnSn(S,Se)4 Solar Cells
Lang, M.; Schafer, N.; Huber, C.; Schnabe, T.; Kalt, H.; Hetterich, M.
2017. 44th IEEE c, 2017 IEEE PVSC-44, June 25-30, 2017, Washington, DC, 2216–2219, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/PVSC.2017.8366413
Lang, M.; Schafer, N.; Huber, C.; Schnabe, T.; Kalt, H.; Hetterich, M.
2017. 44th IEEE c, 2017 IEEE PVSC-44, June 25-30, 2017, Washington, DC, 2216–2219, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/PVSC.2017.8366413
Replicated petal surfaces as light-harvesting layers for photovoltaics: the role of structural disorder
Fritz, B.; Hünig, R.; Schmager, R.; Hetterich, M.; Lemmer, U.; Gomard, G.
2017. 644. WE-Heraeus-Seminar
Fritz, B.; Hünig, R.; Schmager, R.; Hetterich, M.; Lemmer, U.; Gomard, G.
2017. 644. WE-Heraeus-Seminar
Numerical analysis of structural disorder effects for the design of plant-inspired light harvesting coatings
Fritz, B.; Hünig, R.; Schmager, R.; Hetterich, M.; Lemmer, U.; Gomard, G.
2017. European Materials Research Society (E-MRS)
Fritz, B.; Hünig, R.; Schmager, R.; Hetterich, M.; Lemmer, U.; Gomard, G.
2017. European Materials Research Society (E-MRS)
Numerical analysis of structural disorder effects for the design of plant-inspired light harvesting coatings
Fritz, B.; Huenig, R.; Schmager, R.; Hetterich, M.; Lemmer, U.; Gomard, G.
2017. Spring School: Tailored Disorder, Karlsruher Institut für Technologie (KIT)
Fritz, B.; Huenig, R.; Schmager, R.; Hetterich, M.; Lemmer, U.; Gomard, G.
2017. Spring School: Tailored Disorder, Karlsruher Institut für Technologie (KIT)
Additive-Assisted Crystallization Dynamics in Two-Step Fabrication of Perovskite Solar Cells
Abzieher, T.; Mathies, F.; Hetterich, M.; Welle, A.; Gerthsen, D.; Lemmer, U.; Paetzold, U. W.; Powalla, M.
2017. Physica status solidi / A, 214 (12), Art.Nr. 1700509. doi:10.1002/pssa.201700509
Abzieher, T.; Mathies, F.; Hetterich, M.; Welle, A.; Gerthsen, D.; Lemmer, U.; Paetzold, U. W.; Powalla, M.
2017. Physica status solidi / A, 214 (12), Art.Nr. 1700509. doi:10.1002/pssa.201700509
Assessing the influence of structural disorder on the plant epidermal cells’ optical properties: a numerical analysis
Fritz, B.; Hünig, R.; Schmager, R.; Hetterich, M.; Lemmer, U.; Gomard, G.
2017. Bioinspiration & biomimetics, 12 (3), Art.Nr. 036011. doi:10.1088/1748-3190/aa6c46
Fritz, B.; Hünig, R.; Schmager, R.; Hetterich, M.; Lemmer, U.; Gomard, G.
2017. Bioinspiration & biomimetics, 12 (3), Art.Nr. 036011. doi:10.1088/1748-3190/aa6c46
Luminescence properties of Cu2ZnSn(S,Se)4 solar cell absorbers: State filling versus screening of electrostatic potential fluctuations
Lang, M.; Zimmermann, C.; Krämmer, C.; Renz, T.; Huber, C.; Kalt, H.; Hetterich, M.
2017. Physical review / B, 95 (15), Art. Nr.: 155202. doi:10.1103/PhysRevB.95.155202
Lang, M.; Zimmermann, C.; Krämmer, C.; Renz, T.; Huber, C.; Kalt, H.; Hetterich, M.
2017. Physical review / B, 95 (15), Art. Nr.: 155202. doi:10.1103/PhysRevB.95.155202
Morphology of multiple-selenized Cu₂ZnSn(S,Se)₄ absorber layers
Neuwirth, M.; Seeger, J.; Kalt, H.; Hetterich, M.
2017. Physica status solidi / C, 14 (6), Art. Nr.: e201600163. doi:10.1002/pssc.201600163
Neuwirth, M.; Seeger, J.; Kalt, H.; Hetterich, M.
2017. Physica status solidi / C, 14 (6), Art. Nr.: e201600163. doi:10.1002/pssc.201600163
2016
A multiple-selenization process for enhanced reproducibility of Cu2ZnSn(S,Se)4 solar cells
Neuwirth, M.; Zhou, H.; Schnabel, T.; Ahlswede, E.; Kalt, H.; Hetterich, M.
2016. Applied physics letters, 109 (23), Art. Nr.: 233903. doi:10.1063/1.4971362
Neuwirth, M.; Zhou, H.; Schnabel, T.; Ahlswede, E.; Kalt, H.; Hetterich, M.
2016. Applied physics letters, 109 (23), Art. Nr.: 233903. doi:10.1063/1.4971362
Analysis of the radiative transitions in CZTSSe solar cells with varying degree of Cu-Zn order
Lang, M.; Renz, T.; Zimmermann, C.; Krammer, C.; Kalt, H.; Hetterich, M.
2016. 43rd Photovoltaic Specialists Conference (PVSC), Portland, OR, USA, 5–10 June 2016, 0179–0182, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/PVSC.2016.7749573
Lang, M.; Renz, T.; Zimmermann, C.; Krammer, C.; Kalt, H.; Hetterich, M.
2016. 43rd Photovoltaic Specialists Conference (PVSC), Portland, OR, USA, 5–10 June 2016, 0179–0182, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/PVSC.2016.7749573
Influence of the Cu Content in Cu2ZnSn(S,Se)4 solar cell absorbers on order-disorder related band gap changes
Lang, M.; Renz, T.; Mathes, N.; Neuwirth, M.; Schnabel, T.; Kalt, H.; Hetterich, M.
2016. Applied physics letters, 109 (14), Art. Nr.: 142103. doi:10.1063/1.4964346
Lang, M.; Renz, T.; Mathes, N.; Neuwirth, M.; Schnabel, T.; Kalt, H.; Hetterich, M.
2016. Applied physics letters, 109 (14), Art. Nr.: 142103. doi:10.1063/1.4964346
Preparation of Cu2ZnSnSe4 solar cells by low-temperature co-evaporation and following selenization
Gao, C.; Schnabel, T.; Abzieher, T.; Ahlswede, E.; Powalla, M.; Hetterich, M.
2016. Applied physics letters, 108 (1), Art.Nr. 013901. doi:10.1063/1.4939445
Gao, C.; Schnabel, T.; Abzieher, T.; Ahlswede, E.; Powalla, M.; Hetterich, M.
2016. Applied physics letters, 108 (1), Art.Nr. 013901. doi:10.1063/1.4939445
Electron spin flip Raman spectroscopy of the diluted magnetic semiconductor Zn1-xMnxSe below the metal-insulator Transition
Knapp, A. G.; Petznick, S.; Jansson, F.; Wiemer, M.; Hetterich, M.; Gebhard, F.; Baranovskii, S. D.; Klar, P. J.; Geurts, J.
2016. Physica status solidi / C, 13 (7-9), 542–545. doi:10.1002/pssc.201510267
Knapp, A. G.; Petznick, S.; Jansson, F.; Wiemer, M.; Hetterich, M.; Gebhard, F.; Baranovskii, S. D.; Klar, P. J.; Geurts, J.
2016. Physica status solidi / C, 13 (7-9), 542–545. doi:10.1002/pssc.201510267
Flower Power: Exploiting Plants’ Epidermal Structures for Enhanced Light Harvesting in Thin-Film Solar Cells
Hünig, R.; Mertens, A.; Stephan, M.; Schulz, A.; Richter, B.; Hetterich, M.; Powalla, M.; Lemmer, U.; Colsmann, A.; Gomard, G.
2016. Advanced optical materials, 4 (10), 1487–1493. doi:10.1002/adom.201600046
Hünig, R.; Mertens, A.; Stephan, M.; Schulz, A.; Richter, B.; Hetterich, M.; Powalla, M.; Lemmer, U.; Colsmann, A.; Gomard, G.
2016. Advanced optical materials, 4 (10), 1487–1493. doi:10.1002/adom.201600046
Source and effects of sodium in solution-processed kesterite solar cells
Abzieher, T.; Schnabel, T.; Hetterich, M.; Powalla, M.; Ahlswede, E.
2016. Physica status solidi / A, 213 (4), 1039–1049. doi:10.1002/pssa.201532619
Abzieher, T.; Schnabel, T.; Hetterich, M.; Powalla, M.; Ahlswede, E.
2016. Physica status solidi / A, 213 (4), 1039–1049. doi:10.1002/pssa.201532619
Optoelectrical improvement of ultra-thin Cu(In,Ga)Se₂ solar cells through microstructured MgF₂ and Al₂O₃ back contact passivation layer
Casper, P.; Hünig, R.; Gomard, G.; Kiowski, O.; Reitz, C.; Lemmer, U.; Powalla, M.; Hetterich, M.
2016. Physica status solidi / Rapid research letters, 10 (5), 376–380. doi:10.1002/pssr.201600018
Casper, P.; Hünig, R.; Gomard, G.; Kiowski, O.; Reitz, C.; Lemmer, U.; Powalla, M.; Hetterich, M.
2016. Physica status solidi / Rapid research letters, 10 (5), 376–380. doi:10.1002/pssr.201600018
2015
The influence of the degree of Cu-Zn disorder on the radiative recombination transitions in Cu2ZnSn(S,Se)4 solar cells
Lang, M.; Zimmermann, C.; Krammer, C.; Huber, C.; Schnabel, T.; Abzieher, T.; Ahlswede, E.; Kalt, H.; Hetterich, M.
2015. 2015 IEEE 42nd Photovoltaic Specialist Conference (PVSC), 14-19 June 2015, New Orleans, LA, Art.Nr. 7356095, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/PVSC.2015.7356095
Lang, M.; Zimmermann, C.; Krammer, C.; Huber, C.; Schnabel, T.; Abzieher, T.; Ahlswede, E.; Kalt, H.; Hetterich, M.
2015. 2015 IEEE 42nd Photovoltaic Specialist Conference (PVSC), 14-19 June 2015, New Orleans, LA, Art.Nr. 7356095, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/PVSC.2015.7356095
Electroreflectance of thin-film solar cells: Simulation and experiment
Huber, C.; Krämmer, C.; Sperber, D.; Magin, A.; Kalt, H.; Hetterich, M.
2015. Physical review / B, 92 (7), Art. Nr.: 075201. doi:10.1103/PhysRevB.92.075201
Huber, C.; Krämmer, C.; Sperber, D.; Magin, A.; Kalt, H.; Hetterich, M.
2015. Physical review / B, 92 (7), Art. Nr.: 075201. doi:10.1103/PhysRevB.92.075201
Diffuse electroreflectance of thin-film solar cells: Suppression of interference-related lineshape distortions
Krämmer, C.; Huber, C.; Redinger, A.; Sperber, D.; Rey, G.; Siebentritt, S.; Kalt, H.; Hetterich, M.
2015. Applied physics letters, 107 (22), 222104. doi:10.1063/1.4936649
Krämmer, C.; Huber, C.; Redinger, A.; Sperber, D.; Rey, G.; Siebentritt, S.; Kalt, H.; Hetterich, M.
2015. Applied physics letters, 107 (22), 222104. doi:10.1063/1.4936649
Epitaxial Cu2ZnSnSe4 layers by annealing of Sn/Cu/ZnSe(001) precursors on GaAs(001)
Krämmer, C.; Sachs, J.; Pfaffmann, L.; Musiol, T.; Lang, M.; Gao, C.; Gerthsen, D.; Kalt, H.; Powalla, M.; Hetterich, M.
2015. Thin Solid Films, 582, 158–161. doi:10.1016/j.tsf.2014.09.038
Krämmer, C.; Sachs, J.; Pfaffmann, L.; Musiol, T.; Lang, M.; Gao, C.; Gerthsen, D.; Kalt, H.; Powalla, M.; Hetterich, M.
2015. Thin Solid Films, 582, 158–161. doi:10.1016/j.tsf.2014.09.038
2014
Reversible order-disorder related band gap changes in CuZnSn(S,Se) via post-annealing of solar cells measured by electroreflectance
Krämmer, C.; Huber, C.; Zimmermann, C.; Lang, M.; Schnabel, T.; Abzieher, T.; Ahlswede, E.; Kalt, H.; Hetterich, M.
2014. Applied physics letters, 105 (26), Art.-Nr.: 262104. doi:10.1063/1.4905351
Krämmer, C.; Huber, C.; Zimmermann, C.; Lang, M.; Schnabel, T.; Abzieher, T.; Ahlswede, E.; Kalt, H.; Hetterich, M.
2014. Applied physics letters, 105 (26), Art.-Nr.: 262104. doi:10.1063/1.4905351
CuZnSn(S,Se) solar cells based on chemical bath deposited precursors
Gao, C.; Schnabel, T.; Abzieher, T.; Krämmer, C.; Powalla, M.; Kalt, H.; Hetterich, M.
2014. Thin solid films, 562, 621–624. doi:10.1016/j.tsf.2014.04.030
Gao, C.; Schnabel, T.; Abzieher, T.; Krämmer, C.; Powalla, M.; Kalt, H.; Hetterich, M.
2014. Thin solid films, 562, 621–624. doi:10.1016/j.tsf.2014.04.030
Raman investigation of epitaxial CuZnSnSe layers from annealed Sn/Cu/ZnSe(001) precursors on GaAs(001)
Krammer, C.; Lang, M.; Sachs, J.; Pfaffmann, L.; Gao, C.; Gerthsen, D.; Kalt, H.; Powalla, M.; Hetterich, M.
2014. 2014 IEEE 40th Photovoltaic Specialist Conference (PVSC), 8-13 June 2014, Denver, CO, USA, 0398–0401, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/PVSC.2014.6924942
Krammer, C.; Lang, M.; Sachs, J.; Pfaffmann, L.; Gao, C.; Gerthsen, D.; Kalt, H.; Powalla, M.; Hetterich, M.
2014. 2014 IEEE 40th Photovoltaic Specialist Conference (PVSC), 8-13 June 2014, Denver, CO, USA, 0398–0401, Institute of Electrical and Electronics Engineers (IEEE). doi:10.1109/PVSC.2014.6924942
Fast electron spin resonance controlled manipulation of spin injection into quantum dots
Merz, A.; Siller, J.; Schittny, R.; Krämmer, C.; Kalt, H.; Hetterich, M.
2014. Applied physics letters, 104 (25), Art.-Nr.: 252401. doi:10.1063/1.4884016
Merz, A.; Siller, J.; Schittny, R.; Krämmer, C.; Kalt, H.; Hetterich, M.
2014. Applied physics letters, 104 (25), Art.-Nr.: 252401. doi:10.1063/1.4884016
Fabrication of polycrystalline Cu2ZnSnSe4 layers with strongly preferential grain orientation via selenization of Sn/Cu/ZnSe(001)/GaAs(001) structures
Krämmer, C.; Sachs, J.; Lang, M.; Pfaffmann, L.; Gao, C.; Gerthsen, D.; Kalt, H.; Powalla, M.; Hetterich, M.
2014. Applied Physics Letters, 104 (7), 071913. doi:10.1063/1.4866436
Krämmer, C.; Sachs, J.; Lang, M.; Pfaffmann, L.; Gao, C.; Gerthsen, D.; Kalt, H.; Powalla, M.; Hetterich, M.
2014. Applied Physics Letters, 104 (7), 071913. doi:10.1063/1.4866436
Assessment of crystal quality and unit cell orientation in epitaxial Cu2ZnSnSe4 layers using polarized Raman scattering
Krämmer, C.; Lang, M.; Redinger, A.; Sachs, J.; Gao, C.; Kalt, H.; Siebentritt, S.; Hetterich, M.
2014. Optics Express, 22 (23), 28240–28246. doi:10.1364/OE.22.028240
Krämmer, C.; Lang, M.; Redinger, A.; Sachs, J.; Gao, C.; Kalt, H.; Siebentritt, S.; Hetterich, M.
2014. Optics Express, 22 (23), 28240–28246. doi:10.1364/OE.22.028240
2013
Cross sections of operating Cu(In,Ga)Se2 thin-film solar cells under defined white light illumination analyzed by Kelvin probe force microscopy
Zhang, Z.; Hetterich, M.; Lemmer, U.; Powalla, M.; Hoelscher, H.
2013. Applied physics letters, 102 (2), 023903/1–6. doi:10.1063/1.4775679
Zhang, Z.; Hetterich, M.; Lemmer, U.; Powalla, M.; Hoelscher, H.
2013. Applied physics letters, 102 (2), 023903/1–6. doi:10.1063/1.4775679
2012
Efficient single-photon extraction from quantum-dots embedded in GaAs micro-pyramids
Rülke, D.; Schaadt, D. M.; Kalt, H.; Hetterich, M.
2012. Applied physics letters, 100 (25), Art.-Nr.: 251101. doi:10.1063/1.4729482
Rülke, D.; Schaadt, D. M.; Kalt, H.; Hetterich, M.
2012. Applied physics letters, 100 (25), Art.-Nr.: 251101. doi:10.1063/1.4729482
Pyramidal Microcavities for Improved Optically and Electrically Driven Single-Photon Sources
Rülke, D.; Schaadt, D. M.; Kalt, H.; Hetterich, M.
2012. Conference on Lasers and Electro-Optics 2012: San Jose, California United States, 6–11 May 2012, Art.-Nr.: QF2F.6, Optica Publishing Group (OSA). doi:10.1364/QELS.2012.QF2F.6
Rülke, D.; Schaadt, D. M.; Kalt, H.; Hetterich, M.
2012. Conference on Lasers and Electro-Optics 2012: San Jose, California United States, 6–11 May 2012, Art.-Nr.: QF2F.6, Optica Publishing Group (OSA). doi:10.1364/QELS.2012.QF2F.6
Reevaluation of the beneficial effect of Cu(In,Ga)Se₂ grain boundaries using Kelvin probe force microscopy
Zhang, Z.; Tang, X.; Kiowski, O.; Hetterich, M.; Lemmer, U.; Powalla, M.; Hölscher, H.
2012. Applied Physics Letters, 100 (20), 203903/1–4. doi:10.1063/1.4714905
Zhang, Z.; Tang, X.; Kiowski, O.; Hetterich, M.; Lemmer, U.; Powalla, M.; Hölscher, H.
2012. Applied Physics Letters, 100 (20), 203903/1–4. doi:10.1063/1.4714905
2011
Nuclear spin polarization in single self-assembled In0.3Ga0.7As quantum dots by electrical spin injection
Asshoff, P.; Wüst, G.; Merz, A.; Litvinov, D.; Gerthsen, D.; Kalt, H.; Hetterich, M.
2011. Physical Review B, 84 (12), 125302/1–6. doi:10.1103/PhysRevB.84.125302
Asshoff, P.; Wüst, G.; Merz, A.; Litvinov, D.; Gerthsen, D.; Kalt, H.; Hetterich, M.
2011. Physical Review B, 84 (12), 125302/1–6. doi:10.1103/PhysRevB.84.125302
TEM 3-beam study of annealing effects in InGaNAs using ab-initio structure factors for strain-relaxed supercells
Müller, K.; Schowalter, M.; Rubel, O.; Hu, D. Z.; Schaadt, D. M.; Hetterich, M.; Gilet, P.; Fritz, R.; Volz, K.; Rosenauer, A.
2011. Journal of Physics: Conference Series, 326 (1), 012026/1–5
Müller, K.; Schowalter, M.; Rubel, O.; Hu, D. Z.; Schaadt, D. M.; Hetterich, M.; Gilet, P.; Fritz, R.; Volz, K.; Rosenauer, A.
2011. Journal of Physics: Conference Series, 326 (1), 012026/1–5
Thermal annealing of InAs quantum dots on patterned GaAs substrates
Helfrich, M.; Hendrickson, J.; Rulke, D.; Kalt, H.; Hetterich, M.; Khitrova, G.; Gibbs, H.; Linden, S.; Wegener, M.; Schaadt, D. M.; Hu, D. Z.
2011. Physics of Semiconductors: 30th International Conference on the Physics of Semiconductors, Seoul, Korea, 25-30 July 2010, Part A. Ed.: J. Ihm, 217–218, American Institute of Physics (AIP). doi:10.1063/1.3666332
Helfrich, M.; Hendrickson, J.; Rulke, D.; Kalt, H.; Hetterich, M.; Khitrova, G.; Gibbs, H.; Linden, S.; Wegener, M.; Schaadt, D. M.; Hu, D. Z.
2011. Physics of Semiconductors: 30th International Conference on the Physics of Semiconductors, Seoul, Korea, 25-30 July 2010, Part A. Ed.: J. Ihm, 217–218, American Institute of Physics (AIP). doi:10.1063/1.3666332
Growth and annealing of InAs quantum dots on pre-structured GaAs substrates
Helfrich, M.; Hu, D. Z.; Hendrickson, J.; Gehl, M.; Rülke, D.; Gröger, R.; Litvinov, D.; Linden, S.; Wegener, M.; Gerthsen, D.; Schimmel, T.; Hetterich, M.; Kalt, H.; Khitrova, G.; Gibbs, H. M.; Schaadt, D. M.
2011. Journal of crystal growth, 323 (1), 187–190. doi:10.1016/j.jcrysgro.2010.11.162
Helfrich, M.; Hu, D. Z.; Hendrickson, J.; Gehl, M.; Rülke, D.; Gröger, R.; Litvinov, D.; Linden, S.; Wegener, M.; Gerthsen, D.; Schimmel, T.; Hetterich, M.; Kalt, H.; Khitrova, G.; Gibbs, H. M.; Schaadt, D. M.
2011. Journal of crystal growth, 323 (1), 187–190. doi:10.1016/j.jcrysgro.2010.11.162
A spintronic source of circularly polarized single photons
Asshoff, P.; Merz, A.; Kalt, H.; Hetterich, M.
2011. Applied Physics Letters, 98 (11), 112106/1–3. doi:10.1063/1.3564893
Asshoff, P.; Merz, A.; Kalt, H.; Hetterich, M.
2011. Applied Physics Letters, 98 (11), 112106/1–3. doi:10.1063/1.3564893
Optical microcavities fabricated by DBR overgrowth of pyramidal-shaped GaAs mesas
Rülke, D.; Karl, M.; Hu, D. Z.; Schaadt, D. M.; Kalt, H.; Hetterich, M.
2011. Journal of Crystal Growth, 324 (1), 259–262. doi:10.1016/j.jcrysgro.2011.03.041
Rülke, D.; Karl, M.; Hu, D. Z.; Schaadt, D. M.; Kalt, H.; Hetterich, M.
2011. Journal of Crystal Growth, 324 (1), 259–262. doi:10.1016/j.jcrysgro.2011.03.041
Growth and annealing of InAs quantum dots on pre-structured GaAs substrates
Helfrich, M.; Hu, D. Z.; Hendrickson, J.; Gehl, M.; Rülke, D.; Gröger, R.; Litvinov, D.; Linden, S.; Wegener, M.; Gerthsen, D.; Schimmel, T.; Hetterich, M.; Kalt, H.; Khitrova, G.; Gibbs, H. M.; Schaadt, D. M.
2011. 16th Internat.Conf.on Molecular Beam Epitaxy (ICMBE 2010), Berlin, August 22-27, 2010
Helfrich, M.; Hu, D. Z.; Hendrickson, J.; Gehl, M.; Rülke, D.; Gröger, R.; Litvinov, D.; Linden, S.; Wegener, M.; Gerthsen, D.; Schimmel, T.; Hetterich, M.; Kalt, H.; Khitrova, G.; Gibbs, H. M.; Schaadt, D. M.
2011. 16th Internat.Conf.on Molecular Beam Epitaxy (ICMBE 2010), Berlin, August 22-27, 2010
2010
Reversed pyramids as novel optical micro-cavities
Karl, M.; Ruelke, D.; Beck, T.; Hu, D. Z.; Schaadt, D. M.; Kalt, H.; Hetterich, M.
2010. Superlattices and microstructures, 47 (1), 83–86. doi:10.1016/j.spmi.2009.07.011
Karl, M.; Ruelke, D.; Beck, T.; Hu, D. Z.; Schaadt, D. M.; Kalt, H.; Hetterich, M.
2010. Superlattices and microstructures, 47 (1), 83–86. doi:10.1016/j.spmi.2009.07.011
GAAs micro-pyramids serving as optical micro-cavities
Karl, M.; Beck, T.; Li, S.; Hu, D. Z.; Schaadt, D. M.; Kalt, H.; Hetterich, M.
2010. AIP Conference Proceedings, 1199 (1), 369–371. doi:10.1063/1.3295456
Karl, M.; Beck, T.; Li, S.; Hu, D. Z.; Schaadt, D. M.; Kalt, H.; Hetterich, M.
2010. AIP Conference Proceedings, 1199 (1), 369–371. doi:10.1063/1.3295456
Pulsed electrical spin injection into InGaAs quantum dots: Studies of the electroluminescence polarization dynamics
Asshoff, P.; Loeffler, W.; Fluegge, H.; Zimmer, J.; Mueller, J.; Westenfelder, B.; Hu, D. Z.; Schaadt, D. M.; Kalt, H.; Hetterich, M.
2010. AIP Conference Proceedings, 1199 (1), 383–385. doi:10.1063/1.3295463
Asshoff, P.; Loeffler, W.; Fluegge, H.; Zimmer, J.; Mueller, J.; Westenfelder, B.; Hu, D. Z.; Schaadt, D. M.; Kalt, H.; Hetterich, M.
2010. AIP Conference Proceedings, 1199 (1), 383–385. doi:10.1063/1.3295463
2009
Spin-polarization dynamics in InGaAs quantum dots during pulsed electrical spin-injection
Asshoff, P.; Löffler, W.; Zimmer, J.; Füser, H.; Flügge, H.; Kalt, H.; Hetterich, M.
2009. Applied Physics Letters, 95 (20), 202105/1–3
Asshoff, P.; Löffler, W.; Zimmer, J.; Füser, H.; Flügge, H.; Kalt, H.; Hetterich, M.
2009. Applied Physics Letters, 95 (20), 202105/1–3
Dependencies of micro-pillar cavity quality factors calculated with finite element methods
Karl, M.; Kettner, B.; Burger, S.; Schmidt, F.; Kalt, H.; Hetterich, M.
2009. Optics Express, 17 (2), 1144–1158
Karl, M.; Kettner, B.; Burger, S.; Schmidt, F.; Kalt, H.; Hetterich, M.
2009. Optics Express, 17 (2), 1144–1158
Time-resolved studies of pulsed electrical spin injection into single InGaAs quantum dots
Asshoff, P.; Zimmer, J.; Fuser, H.; Hu, D. Z.; Schaadt, D. M.; Kalt, H.; Hetterich, M.
2009. Proceedings of the European Conference on Lasers and Electro-Optics 2009 and the European Quantum Electronics Conference (CLEO Europe/EQEC 2009), Munich, Germany, 14 - 19 June 2009, 5192133/1–1, Institute of Electrical and Electronics Engineers (IEEE)
Asshoff, P.; Zimmer, J.; Fuser, H.; Hu, D. Z.; Schaadt, D. M.; Kalt, H.; Hetterich, M.
2009. Proceedings of the European Conference on Lasers and Electro-Optics 2009 and the European Quantum Electronics Conference (CLEO Europe/EQEC 2009), Munich, Germany, 14 - 19 June 2009, 5192133/1–1, Institute of Electrical and Electronics Engineers (IEEE)
Optical microcavities with pyramidal shape
Ruelke, D.; Karl, M.; Beck, T.; Hu, D. Z.; Schaadt, D. M.; Kalt, H.; Hetterich, M.
2009. Proceedings of the European Conference on Lasers and Electro-Optics 2009 and the European Quantum Electronics Conference (CLEO Europe/EQEC 2009), Munich, Germany, 14 - 19 June 2009, 5196500/1–1, Institute of Electrical and Electronics Engineers (IEEE)
Ruelke, D.; Karl, M.; Beck, T.; Hu, D. Z.; Schaadt, D. M.; Kalt, H.; Hetterich, M.
2009. Proceedings of the European Conference on Lasers and Electro-Optics 2009 and the European Quantum Electronics Conference (CLEO Europe/EQEC 2009), Munich, Germany, 14 - 19 June 2009, 5196500/1–1, Institute of Electrical and Electronics Engineers (IEEE)
Electrical Spin Injection into Single InGaAs Quantum Dots
Hetterich, M.; Löffler, W.; Aßhoff, P.; Passow, T.; Litvinov, D.; Gerthsen, D.; Kalt, H.
2009. Advances in Solid State Physics, 48, 103–114
Hetterich, M.; Löffler, W.; Aßhoff, P.; Passow, T.; Litvinov, D.; Gerthsen, D.; Kalt, H.
2009. Advances in Solid State Physics, 48, 103–114
Electrical spin injection into InGaAs quantum dots: Single dot devices and time-resolved studies of the electroluminescence polarization dynamics
Schaadt, D. M.; Kalt, H.; Hetterich, M.; Löffler, W.; Aßhoff, P.; Flügge, H.; Müller, J.; Westenfelder, B.; Hu, D. Z.
2009. Papers presented at the 9th International Workshop on Nonlinear Optics and Excitation Kinetics in Semiconductors (NOEKS 9), 26 - 29 May 2008, Klink/Müritz, Germany. Ed.: M. Seemann, 432–437, Wiley-VCH Verlag
Schaadt, D. M.; Kalt, H.; Hetterich, M.; Löffler, W.; Aßhoff, P.; Flügge, H.; Müller, J.; Westenfelder, B.; Hu, D. Z.
2009. Papers presented at the 9th International Workshop on Nonlinear Optics and Excitation Kinetics in Semiconductors (NOEKS 9), 26 - 29 May 2008, Klink/Müritz, Germany. Ed.: M. Seemann, 432–437, Wiley-VCH Verlag
2008
Influence of InGaAs cap layers with different in concentration on the properties of InGaAs quantum dots
Litvinov, D.; Blank, H.; Schneider, D.; Gerthsen, D.; Vallaitis, T.; Leuthold, J.; Passow, T.; Grau, A.; Kalt, H.; Klingshirn, C.; Hetterich, M.
2008. Journal of Applied Physics, 103 (8), 083532/1–8
Litvinov, D.; Blank, H.; Schneider, D.; Gerthsen, D.; Vallaitis, T.; Leuthold, J.; Passow, T.; Grau, A.; Kalt, H.; Klingshirn, C.; Hetterich, M.
2008. Journal of Applied Physics, 103 (8), 083532/1–8
GaAs micro-pyramids serving as optical micro-cavities
Schaadt, D. M.; Kalt, H.; Hetterich, M.; Karl, M.; Beck, T.; Weber, F. M.; Lupaca-Schomber, J.; Li, S.; Hu, D. Z.
2008. CLEO/QELS 2008 / Conference on Lasers and Electro-Optics & Conference on Quantum Electronics and Laser Science, 4 - 9 May 2008, San Jose, [CA], 1–2, Institute of Electrical and Electronics Engineers (IEEE)
Schaadt, D. M.; Kalt, H.; Hetterich, M.; Karl, M.; Beck, T.; Weber, F. M.; Lupaca-Schomber, J.; Li, S.; Hu, D. Z.
2008. CLEO/QELS 2008 / Conference on Lasers and Electro-Optics & Conference on Quantum Electronics and Laser Science, 4 - 9 May 2008, San Jose, [CA], 1–2, Institute of Electrical and Electronics Engineers (IEEE)
GaAs micro-pyramids serving as optical micro-cavities
Schaadt, D. M.; Kalt, H.; Hetterich, M.; Karl, M.; Beck, T.; Li, S.; Hu, D. Z.
2008. Physics of semiconductors - 28th International Conference on the Physics of Semiconductors ICPS 2006, 24 - 28 July 2006,Vienna, Austria. Ed.: W. Jantsch, American Institute of Physics (AIP)
Schaadt, D. M.; Kalt, H.; Hetterich, M.; Karl, M.; Beck, T.; Li, S.; Hu, D. Z.
2008. Physics of semiconductors - 28th International Conference on the Physics of Semiconductors ICPS 2006, 24 - 28 July 2006,Vienna, Austria. Ed.: W. Jantsch, American Institute of Physics (AIP)
High-fidelity all-electrical preparation of spin-polarized electrons in single InAs quantum dots
Löffler, W.; Müller, J.; Flügge, H.; Mauser, C.; Passow, T.; Aßhoff, P.; Hetterich, M.; Kalt, H.; Li, S.
2008. Verhandlungen der Deutschen Physikalischen Gesellschaft, 43 (HL), 16.9
Löffler, W.; Müller, J.; Flügge, H.; Mauser, C.; Passow, T.; Aßhoff, P.; Hetterich, M.; Kalt, H.; Li, S.
2008. Verhandlungen der Deutschen Physikalischen Gesellschaft, 43 (HL), 16.9
Time-resolved electroluminescence (TREL) measurements of InAs quantum-dot spin-injection LEDs
Flügge, H.; Löffler, W.; Aßhoff, P.; Gohn, C.; Hetterich, M.; Kalt, H.
2008. Verhandlungen der Deutschen Physikalischen Gesellschaft, 43 (HL), 31.42
Flügge, H.; Löffler, W.; Aßhoff, P.; Gohn, C.; Hetterich, M.; Kalt, H.
2008. Verhandlungen der Deutschen Physikalischen Gesellschaft, 43 (HL), 31.42
Coupled Bragg Pillar Cavities with Localized and Delocalized Mode Structure
Karl, M.; Li, S.; Kalt, H.; Hetterich, M.; Müller, E.; Gerthsen, D.
2008. Verhandlungen der Deutschen Physikalischen Gesellschaft, 43 (HL), 24.2
Karl, M.; Li, S.; Kalt, H.; Hetterich, M.; Müller, E.; Gerthsen, D.
2008. Verhandlungen der Deutschen Physikalischen Gesellschaft, 43 (HL), 24.2
GaAs Micropyramids as Optical Resonators
Beck, T.; Karl, M.; Weber, F. M.; Lupaca-Schomber, J.; Li, S.; Hu, D. Z.; Schaadt, D. M.; Kalt, H.; Hetterich, M.
2008. Verhandlungen der Deutschen Physikalischen Gesellschaft, 43 (HL), 24.10
Beck, T.; Karl, M.; Weber, F. M.; Lupaca-Schomber, J.; Li, S.; Hu, D. Z.; Schaadt, D. M.; Kalt, H.; Hetterich, M.
2008. Verhandlungen der Deutschen Physikalischen Gesellschaft, 43 (HL), 24.10
Influence of sulfur on the polarization degree in spin-injection light-emitting diodes with lattice-matched ZnMnSSe spin aligners
Müller, J.; Löffler, W.; Westenfelder, B.; Kalt, H.; Hu, D. Z.; Schaadt, D. M.; Hetterich, M.
2008. Verhandlungen der Deutschen Physikalischen Gesellschaft, 43 (HL), 17.4
Müller, J.; Löffler, W.; Westenfelder, B.; Kalt, H.; Hu, D. Z.; Schaadt, D. M.; Hetterich, M.
2008. Verhandlungen der Deutschen Physikalischen Gesellschaft, 43 (HL), 17.4
Optical cavity modes in micro-pyramids
Karl, M.; Beck, T.; Weber, F. M.; Lupaca-Schomber, J.; Li, S.; Hu, D.; Schaadt, D. M.; Kalt, H.; Hetterich, M.
2008. 2008 Conference on Lasers and Electro-Optics & Quantum Electronics and Laser Science Conference (CLEO/QELS), 4 - 9 May 2008, San Jose, CA, 1–2, IEEE Service Center
Karl, M.; Beck, T.; Weber, F. M.; Lupaca-Schomber, J.; Li, S.; Hu, D.; Schaadt, D. M.; Kalt, H.; Hetterich, M.
2008. 2008 Conference on Lasers and Electro-Optics & Quantum Electronics and Laser Science Conference (CLEO/QELS), 4 - 9 May 2008, San Jose, CA, 1–2, IEEE Service Center
GaAs pyramids on GaAs/AlAs Bragg reflectors as alternative microcavities
Karl, M.; Weber, F. M.; Lupaca-Schomber, J.; Li, S.; Passow, T.; Löffler, W.; Kalt, H.; Hetterich, M.
2008. Superlattices and Microstructures, 43 (5-6), 635–638
Karl, M.; Weber, F. M.; Lupaca-Schomber, J.; Li, S.; Passow, T.; Löffler, W.; Kalt, H.; Hetterich, M.
2008. Superlattices and Microstructures, 43 (5-6), 635–638
Magneto-Optical Studies on Magnetic Semiconductors
Argawal, K. C.; Daniel, B.; Klingshirn, C.; Hetterich, M.; Saito, H.; Yuasa, S.; Ando, K.
2008. Magnetic materials - proceedings of the International Conference on Magnetic Materials (ICMM-2007), 11 - 16 December 2007, Kolkata, India. Ed.: A. Ghoshray, 225–229, American Institute of Physics (AIP)
Argawal, K. C.; Daniel, B.; Klingshirn, C.; Hetterich, M.; Saito, H.; Yuasa, S.; Ando, K.
2008. Magnetic materials - proceedings of the International Conference on Magnetic Materials (ICMM-2007), 11 - 16 December 2007, Kolkata, India. Ed.: A. Ghoshray, 225–229, American Institute of Physics (AIP)
Q-factor and density of optical modes in pyramidal and cone-shaped GaAs microcavities
Karl, M.; Beck, T.; Li, S.; Kalt, H.; Hetterich, M.
2008. Applied Physics Letters, 92 (23), 231105 /1–3
Karl, M.; Beck, T.; Li, S.; Kalt, H.; Hetterich, M.
2008. Applied Physics Letters, 92 (23), 231105 /1–3
Spin-polarized excitonic emission from quantum dots after electrical injection
Löffler, W.; Hetterich, M.; Mauser, C.; Kalt, H.; Li, S.; Leuthold, J.
2008. Papers presented at the 10th International Conference on the Optics of Excitons in Confined Systems (OECS-10), Messina, Patti, Italy, 10 - 13 September 2007. Ed.: V. Savona, Wiley-VCH Verlag
Löffler, W.; Hetterich, M.; Mauser, C.; Kalt, H.; Li, S.; Leuthold, J.
2008. Papers presented at the 10th International Conference on the Optics of Excitons in Confined Systems (OECS-10), Messina, Patti, Italy, 10 - 13 September 2007. Ed.: V. Savona, Wiley-VCH Verlag
Spin-polarized excitonic emission from quantum dots after electrical injection
Löffler, W.; Hetterich, M.; Mauser, C.; Kalt, H.; Li, S.; Leuthold, J.
2008. Physica Status Solidi (B), 245 (6), 1102–1105
Löffler, W.; Hetterich, M.; Mauser, C.; Kalt, H.; Li, S.; Leuthold, J.
2008. Physica Status Solidi (B), 245 (6), 1102–1105
Influence of InGaAs cap layers with different In concentration on the properties of InGaAs quantum dots
Kalt, H.; Klingshirn, C.; Hetterich, M.; Passow, T.; Grau, A.; Litvinov, D.; Blank, H.; Schneider, R.; Gerthsen, D.; u. a.
2008. Journal of Applied Physics, 103 (8), 083532/1–8
Kalt, H.; Klingshirn, C.; Hetterich, M.; Passow, T.; Grau, A.; Litvinov, D.; Blank, H.; Schneider, R.; Gerthsen, D.; u. a.
2008. Journal of Applied Physics, 103 (8), 083532/1–8
Determination of critical thickness for defect formation of CdSe/ZnSe heterostructures by transmission electron microscopy and photoluminescence spectroscopy
Litvinov, D.; Schowalter, M.; Rosenauer, A.; Daniel, B.; Fallert, J.; Löffler, W.; Kalt, H.; Hetterich, M.
2008. Physica status solidi / A, 205 (12), 2892–2897. doi:10.1002/pssa.200824151
Litvinov, D.; Schowalter, M.; Rosenauer, A.; Daniel, B.; Fallert, J.; Löffler, W.; Kalt, H.; Hetterich, M.
2008. Physica status solidi / A, 205 (12), 2892–2897. doi:10.1002/pssa.200824151
2007
Systematic investigation into the influence of growth conditions on InAs/GaAs quantum dot properties
Passow, T.; Li, S.; Feinäugle, P.; Vallaitis, T.; Leuthold, J.; Litvinov, D.; Gerthsen, D.; Hetterich, M.
2007. Journal of Applied Physics, 102 (7), 073511/1–9
Passow, T.; Li, S.; Feinäugle, P.; Vallaitis, T.; Leuthold, J.; Litvinov, D.; Gerthsen, D.; Hetterich, M.
2007. Journal of Applied Physics, 102 (7), 073511/1–9
Parallel preparation of highly spin-polarized electrons in single InAs/GaAs quantum dots
Löffler, W.; Hetterich, M.; Mauser, C.; Li, S.; Passow, T.; Kalt, H.
2007. Virtual Journal of Quantum Information, 7 (6), 3 S
Löffler, W.; Hetterich, M.; Mauser, C.; Li, S.; Passow, T.; Kalt, H.
2007. Virtual Journal of Quantum Information, 7 (6), 3 S
Parallel preparation of highly spin-polarized electrons in single InAs/GaAs quantum dots
Löffler, W.; Hetterich, M.; Mauser, C.; Li, S.; Passow, T.; Kalt, H.
2007. Virtual Journal of Nanoscale Science and Technology, 15 (24), 3 S
Löffler, W.; Hetterich, M.; Mauser, C.; Li, S.; Passow, T.; Kalt, H.
2007. Virtual Journal of Nanoscale Science and Technology, 15 (24), 3 S
Optical modes in pyramidal GaAs microcavities
Weber, F. M.; Karl, M.; Lupaca-Schomber, J.; Löffler, W.; Li, S.; Passow, T.; Kalt, H.; Hetterich, M.; Hawecker, J.; Gerthsen, D.
2007. Virtual Journal of Nanoscale Science and Technology, 15 (17), 3 S
Weber, F. M.; Karl, M.; Lupaca-Schomber, J.; Löffler, W.; Li, S.; Passow, T.; Kalt, H.; Hetterich, M.; Hawecker, J.; Gerthsen, D.
2007. Virtual Journal of Nanoscale Science and Technology, 15 (17), 3 S
Comparison of giant Faraday effects in ZnMnSe and ZnMnO studied by magneto-optic ellipsometry
Hetterich, M.; u. a.
2007. Verhandlungen der Deutschen Physikalischen Gesellschaft, 42 (HL), 46.42
Hetterich, M.; u. a.
2007. Verhandlungen der Deutschen Physikalischen Gesellschaft, 42 (HL), 46.42
Effect of doping on the band structure in Spin-LED devices
Höpcke, N.; Löffler, W.; Sailer, C.; Lupaca-Schomber, J.; Li, S.; Passow, T.; Klingshirn, C.; Hetterich, M.; Kalt, H.
2007. Verhandlungen der Deutschen Physikalischen Gesellschaft, 42 (HL), 46.67
Höpcke, N.; Löffler, W.; Sailer, C.; Lupaca-Schomber, J.; Li, S.; Passow, T.; Klingshirn, C.; Hetterich, M.; Kalt, H.
2007. Verhandlungen der Deutschen Physikalischen Gesellschaft, 42 (HL), 46.67
Reliable parallel electrical initialization of spin-polarized electrons in InGaAs/GaAs quantum dots
Löffler, W.; Mauser, C.; Lupaca-Schomber, J.; Li, S.; Passow, T.; Reimer, H.; Klingshirn, C.; Hetterich, M.; Kalt, H.
2007. Verhandlungen der Deutschen Physikalischen Gesellschaft, 42 (HL), 31.5
Löffler, W.; Mauser, C.; Lupaca-Schomber, J.; Li, S.; Passow, T.; Reimer, H.; Klingshirn, C.; Hetterich, M.; Kalt, H.
2007. Verhandlungen der Deutschen Physikalischen Gesellschaft, 42 (HL), 31.5
Coupled micro-cavities based on GaAs pillars
Karl, M.; Löffler, W.; Li, S.; Passow, T.; Kalt, H.; Hetterich, M.; Müller, E.; Pérez-Willard, F.; Gerthsen, D.
2007. Verhandlungen der Deutschen Physikalischen Gesellschaft, 42 (HL), 46.71
Karl, M.; Löffler, W.; Li, S.; Passow, T.; Kalt, H.; Hetterich, M.; Müller, E.; Pérez-Willard, F.; Gerthsen, D.
2007. Verhandlungen der Deutschen Physikalischen Gesellschaft, 42 (HL), 46.71
GaAs pyramids as alternative micro-cavities
Karl, M.; Weber, F. M.; Lupaca-Schomber, J.; Löffler, W.; Li, S.; Passow, T.; Kalt, K.; Hetterich, M.; Hawecker, J.; Gerthsen, D.
2007. Verhandlungen der Deutschen Physikalischen Gesellschaft, 42 (HL), 18.8
Karl, M.; Weber, F. M.; Lupaca-Schomber, J.; Löffler, W.; Li, S.; Passow, T.; Kalt, K.; Hetterich, M.; Hawecker, J.; Gerthsen, D.
2007. Verhandlungen der Deutschen Physikalischen Gesellschaft, 42 (HL), 18.8
Optical Modes in Pyramidal Microcavities
Weber, F. M.; Karl, M.; Lupaca-Schomber, J.; Löffler, W.; Li, S.; Passow, T.; Kalt, K.; Hetterich, M.; Hawecker, J.; Gerthsen, D.
2007. Verhandlungen der Deutschen Physikalischen Gesellschaft, 42 (HL), 46.70
Weber, F. M.; Karl, M.; Lupaca-Schomber, J.; Löffler, W.; Li, S.; Passow, T.; Kalt, K.; Hetterich, M.; Hawecker, J.; Gerthsen, D.
2007. Verhandlungen der Deutschen Physikalischen Gesellschaft, 42 (HL), 46.70
Molecular Beam Epitaxy of phase-pure cubic InN
Löffler, W.; Hetterich, M.; Li, S. F.; Kalt, H.; Schörmann, J.; As, D. J.; Lischka, K.; Schley, P.; Goldhahn, R.
2007. 14th European Molecular Beam Epitaxy Workshop (Euro-MBE 2007), 5-7 March 2007, Sierra Nevada, Granada, Spain, Sierra Nevada
Löffler, W.; Hetterich, M.; Li, S. F.; Kalt, H.; Schörmann, J.; As, D. J.; Lischka, K.; Schley, P.; Goldhahn, R.
2007. 14th European Molecular Beam Epitaxy Workshop (Euro-MBE 2007), 5-7 March 2007, Sierra Nevada, Granada, Spain, Sierra Nevada
The Role of Segregation in InGaAs Heteroepitaxy
Passow, T.; Hetterich, M.; Litvinov, D.; Gerthsen, D.; Rosenauer, A.; Schowalter, M.
2007. Materials Science Forum, 539 - 543, 3540–3545
Passow, T.; Hetterich, M.; Litvinov, D.; Gerthsen, D.; Rosenauer, A.; Schowalter, M.
2007. Materials Science Forum, 539 - 543, 3540–3545
Parallel electrical spin preparation in InGaAs/GaAs quantum dots with high fidelity
Löffler, W.; Mauser, C.; Höpcke, N.; Kalt, H.; Li, S.; Passow, T.; Reimer, H.; Hetterich, M.
2007. Conference digest / CLEO/Europe - IQEC 2007, 17 - 22 Juni, 2007, Munich, Germany; 1 CD-Rom, IF3_4, Institute of Electrical and Electronics Engineers (IEEE)
Löffler, W.; Mauser, C.; Höpcke, N.; Kalt, H.; Li, S.; Passow, T.; Reimer, H.; Hetterich, M.
2007. Conference digest / CLEO/Europe - IQEC 2007, 17 - 22 Juni, 2007, Munich, Germany; 1 CD-Rom, IF3_4, Institute of Electrical and Electronics Engineers (IEEE)
Optical modes in coupled pillar microcavities
Karl, M.; Li, S.; Passow, T.; Löffler, W.; Kalt, H.; Hetterich, M.; Gerthsen, D.; Müller, E.
2007. Conference digest / CLEO/Europe - IQEC 2007, 17 - 22 Juni, 2007, Munich, Germany; 1 CD-Rom, CK_2, Institute of Electrical and Electronics Engineers (IEEE)
Karl, M.; Li, S.; Passow, T.; Löffler, W.; Kalt, H.; Hetterich, M.; Gerthsen, D.; Müller, E.
2007. Conference digest / CLEO/Europe - IQEC 2007, 17 - 22 Juni, 2007, Munich, Germany; 1 CD-Rom, CK_2, Institute of Electrical and Electronics Engineers (IEEE)
Influence of InGaAs cap layers with different In-concentrations on the structure and properties of InAs/GaAs quantum dot layers
Hetterich, M.; Passow, T.; Grau, A.; Litvinov, D.; Gerthsen, D.; Vallaitis, T.
2007. Microscopy and Microanalysis, 13 (S03), 316–317
Hetterich, M.; Passow, T.; Grau, A.; Litvinov, D.; Gerthsen, D.; Vallaitis, T.
2007. Microscopy and Microanalysis, 13 (S03), 316–317
Systematic investigation into the influence of growth conditions on InAs/GaAs quantum dot properties
Passow, T.; Li, S.; Feinäugle, P.; Hetterich, M.; Vallaitis, T.; Leuthold, J.; Litvinov, D.; Gerthsen, D.
2007. Journal of Applied Physics, 102 (7), 073511/1–9
Passow, T.; Li, S.; Feinäugle, P.; Hetterich, M.; Vallaitis, T.; Leuthold, J.; Litvinov, D.; Gerthsen, D.
2007. Journal of Applied Physics, 102 (7), 073511/1–9
Electrical spin injection into InGaAs quantum dot ensembles and single quantum dots
Hetterich, M.; Löffler, W.; Fallert, J.; Passow, T.; Daniel, B.; Lupaca-Schomber, J.; Hetterich, J.; Li, S.-F.; Klingshirn, C.; Kalt, H.
2007. AIP Conference Proceedings, 893 (1), 1285–1286
Hetterich, M.; Löffler, W.; Fallert, J.; Passow, T.; Daniel, B.; Lupaca-Schomber, J.; Hetterich, J.; Li, S.-F.; Klingshirn, C.; Kalt, H.
2007. AIP Conference Proceedings, 893 (1), 1285–1286
Single and coupled photonic cavities - AlAs/GaAs DBR pillars and GaAs pyramids
Karl, M.; Löffler, W.; Lupaca-Schomber, J.; Passow, T.; Li, S.-F.; Kalt, H.; Klingshirn, C.; Hetterich, M.; Hawecker, J.; Perez-Willard, F.; Gerthsen, D.
2007. AIP Conference Proceedings, 893 (1), 1133–1134
Karl, M.; Löffler, W.; Lupaca-Schomber, J.; Passow, T.; Li, S.-F.; Kalt, H.; Klingshirn, C.; Hetterich, M.; Hawecker, J.; Perez-Willard, F.; Gerthsen, D.
2007. AIP Conference Proceedings, 893 (1), 1133–1134
Localized and delocalized modes in coupled optical micropillar cavities
Karl, M.; Löffler, W.; Kalt, H.; Hetterich, M.; Li, S.; Passow, T.
2007. Optics Express, 15 (13), 8191–8196
Karl, M.; Löffler, W.; Kalt, H.; Hetterich, M.; Li, S.; Passow, T.
2007. Optics Express, 15 (13), 8191–8196
Parallel preparation of highly spin-polarized electrons in single InAs/GaAs quantum dots
Löffler, W.; Hetterich, M.; Mauser, C.; Li, S.; Passow, T.; Kalt, H.
2007. Applied Physics Letters, 90 (23), 232105/1–3
Löffler, W.; Hetterich, M.; Mauser, C.; Li, S.; Passow, T.; Kalt, H.
2007. Applied Physics Letters, 90 (23), 232105/1–3
Optical modes in pyramidal GaAs microcavities
Weber, F. M.; Karl, M.; Lupaca-Schomber, J.; Löffler, W.; Li, S.; Passow, T.; Kalt, H.; Hetterich, M.; Hawecker, J.; Gerthsen, D.
2007. Applied Physics Letters, 90 (16), 161104/1–3
Weber, F. M.; Karl, M.; Lupaca-Schomber, J.; Löffler, W.; Li, S.; Passow, T.; Kalt, H.; Hetterich, M.; Hawecker, J.; Gerthsen, D.
2007. Applied Physics Letters, 90 (16), 161104/1–3
Spin and carrier relaxation dynamics in InAs/GaAs quantum-dot spin-LEDs
Löffler, W.; Höpcke, N.; Mauser, C.; Fallert, J.; Passow, T.; Daniel; Li, S.; Kalt, H.; Hetterich, M.; Litvinov, D.; Gerthsen, D.
2007. Journal of Physics: Conference Series (JPCONF), 61, 745–749
Löffler, W.; Höpcke, N.; Mauser, C.; Fallert, J.; Passow, T.; Daniel; Li, S.; Kalt, H.; Hetterich, M.; Litvinov, D.; Gerthsen, D.
2007. Journal of Physics: Conference Series (JPCONF), 61, 745–749
Physics of GaIn(N)As-based quantum structures, semiconductor lasers, and single quantum dot spin-injection light-emitting diodes. Habilitation
Hetterich, M.
2007. Universität Karlsruhe (TH)
Hetterich, M.
2007. Universität Karlsruhe (TH)
2006
Electrical spin injection from ZnMnSe into InGaAs quantum wells and quantum dots
Löffler, W.; Tröndle, D.; Fallert, J.; Kalt, H.; Litvinov, D.; Gerthsen, D.; Lupaca-Schomber, J.; Passow, T.; Daniel, B.; Kvietkova, J.; Grün, M.; Klingshirn, C., and; Hetterich, M.
2006. Virtual Journal of Nanoscale Science and Technology, 13 (7), 3 S
Löffler, W.; Tröndle, D.; Fallert, J.; Kalt, H.; Litvinov, D.; Gerthsen, D.; Lupaca-Schomber, J.; Passow, T.; Daniel, B.; Kvietkova, J.; Grün, M.; Klingshirn, C., and; Hetterich, M.
2006. Virtual Journal of Nanoscale Science and Technology, 13 (7), 3 S
Phonon properties in Zn1-xMnxSe bulk epilayers and thickness effect on the shape of reststrahlen band
Agarwal, K. C.; Daniel, B.; Kälblein, D.; Klingshirn, C.; Hetterich, M.
2006. Verhandlungen der Deutschen Physikalischen Gesellschaft, 41 (HL), 9.44
Agarwal, K. C.; Daniel, B.; Kälblein, D.; Klingshirn, C.; Hetterich, M.
2006. Verhandlungen der Deutschen Physikalischen Gesellschaft, 41 (HL), 9.44
Magneto-Optical Investigation of InGaAs Quantum Dot Spin-LEDs
Fallert, J.; Löffler, W.; Tröndle, D.; Mauser, C.; Hetterich, M.; Kalt, H.
2006. Verhandlungen der Deutschen Physikalischen Gesellschaft, 41 (HL), 9.89
Fallert, J.; Löffler, W.; Tröndle, D.; Mauser, C.; Hetterich, M.; Kalt, H.
2006. Verhandlungen der Deutschen Physikalischen Gesellschaft, 41 (HL), 9.89
Electrical Spin Injection from ZnMnSe into InGaAs/GaAs Quantum Dots
Löffler, W.; Tröndle, D.; Fallert, J.; Kalt, H.; Lupaca-Schomber, J.; Passow, T.; Daniel, B.; Kvietkova, J.; Hetterich, M.; Litvinov, D.; Gerthsen, D.
2006. Verhandlungen der Deutschen Physikalischen Gesellschaft, 41 (HL), 41.2
Löffler, W.; Tröndle, D.; Fallert, J.; Kalt, H.; Lupaca-Schomber, J.; Passow, T.; Daniel, B.; Kvietkova, J.; Hetterich, M.; Litvinov, D.; Gerthsen, D.
2006. Verhandlungen der Deutschen Physikalischen Gesellschaft, 41 (HL), 41.2
Conventional pillar-type and novel pyramidal III-V microcavities: Fabrication and characterization
Karl, M.; Löffler, W.; Lupaca-Schomber, J.; Passow, T.; Li, S.; Kalt, H.; Klingshirn, C.; Hetterich, M.; Perez-Willard, F.; Hawecker, J.; Gerthsen, D.
2006. Verhandlungen der Deutschen Physikalischen Gesellschaft, 41 (HL), 50.55
Karl, M.; Löffler, W.; Lupaca-Schomber, J.; Passow, T.; Li, S.; Kalt, H.; Klingshirn, C.; Hetterich, M.; Perez-Willard, F.; Hawecker, J.; Gerthsen, D.
2006. Verhandlungen der Deutschen Physikalischen Gesellschaft, 41 (HL), 50.55
Magneto-excitons in GaInNAs / GaAs quantum well structures
Hetterich, M.; Grau, A.; Löffler, W.; Kalt, H.
2006. Verhandlungen der Deutschen Physikalischen Gesellschaft, 41 (HL), 15.5
Hetterich, M.; Grau, A.; Löffler, W.; Kalt, H.
2006. Verhandlungen der Deutschen Physikalischen Gesellschaft, 41 (HL), 15.5
Optical and acoustical ridge waveguides based on piezoelectric semiconductors for novel integrated acoustooptic components
Hetterich, M.; Klingshirn, C.; Agarwal, K. C.; Daniel, B.
2006. Advances in spectroscopy for lasers and sensing. Ed.: B. Di Bartolo, 544, Springer Netherlands
Hetterich, M.; Klingshirn, C.; Agarwal, K. C.; Daniel, B.
2006. Advances in spectroscopy for lasers and sensing. Ed.: B. Di Bartolo, 544, Springer Netherlands
Optical and acoustical ridge waveguides based on piezoelectric semiconductors for novel integrated acoustooptic components
Brückner, J.; Silbereisen, J.; Daub, D.; Geyer, U.; Bastian, G.; Daniel, B.; Hetterich, M.
2006. Integrated optics, silicon photonics, and photonic integrated circuits, 3 - 5 April 2006, Strasbourg, France. Ed.: G. C. Righini, 618309/1–11, Society of Photo-optical Instrumentation Engineers (SPIE)
Brückner, J.; Silbereisen, J.; Daub, D.; Geyer, U.; Bastian, G.; Daniel, B.; Hetterich, M.
2006. Integrated optics, silicon photonics, and photonic integrated circuits, 3 - 5 April 2006, Strasbourg, France. Ed.: G. C. Righini, 618309/1–11, Society of Photo-optical Instrumentation Engineers (SPIE)
The role of segregation in InGaAs heteroepitaxy
Passow, T.; Hetterich, M.; Litvinov, D.; Gerthsen, D.; Rosenauer, A.; Schowalter, M.
2006. Proceedings of the 19th Australian Conference on Microscopy and Microanalysis (ACMM-19), 6th 9th February 2006, Sydney, Australia, Sydney
Passow, T.; Hetterich, M.; Litvinov, D.; Gerthsen, D.; Rosenauer, A.; Schowalter, M.
2006. Proceedings of the 19th Australian Conference on Microscopy and Microanalysis (ACMM-19), 6th 9th February 2006, Sydney, Australia, Sydney
Temperature dependence of the GaAsN conduction band structure
Grau, A.; Passow, T.; Hetterich, M.
2006. Applied Physics Letters, 89 (20), 202105/1–3
Grau, A.; Passow, T.; Hetterich, M.
2006. Applied Physics Letters, 89 (20), 202105/1–3
Electrical Spin Injection into InGa(N)As Quantum Structures and Single InGaAs Quantum Dots
Hetterich, M.; Löffler, W.; Fallert, J.; Höpcke, N.; Burger, H.; Passow, T.; Li, S.; Daniel, B.; Ramadout, B.; Lupaca-Schomber, J.; Hetterich, J.; Klingshirn, C.; Kalt, H.; Litvinov, D.; Gerthsen, D.
2006. Physica Status Solidi (B), 243 (14), 3812–9824
Hetterich, M.; Löffler, W.; Fallert, J.; Höpcke, N.; Burger, H.; Passow, T.; Li, S.; Daniel, B.; Ramadout, B.; Lupaca-Schomber, J.; Hetterich, J.; Klingshirn, C.; Kalt, H.; Litvinov, D.; Gerthsen, D.
2006. Physica Status Solidi (B), 243 (14), 3812–9824
Phonon Properties and Doping of Zn1-xMnxSe Epilayers Grown by Molecular-beam Epitaxy
Agarwal, K. C.; Daniel, B.; Hofmann, T.; Klingshirn, C.; Hetterich, M.; Schubert, M.
2006. Physica Status Solidi (B), 243 (4), 914–918
Agarwal, K. C.; Daniel, B.; Hofmann, T.; Klingshirn, C.; Hetterich, M.; Schubert, M.
2006. Physica Status Solidi (B), 243 (4), 914–918
Phonon and Free-Charge-Carrier Properties of Zn1-xMnxSe Epilayers Grown by Molecular-Beam Epitaxy
Agarwal, K. C.; Daniel, B.; Klingshirn, C.; Hetterich, M.
2006. Physical Review B, 73 (4), 045211/1–9
Agarwal, K. C.; Daniel, B.; Klingshirn, C.; Hetterich, M.
2006. Physical Review B, 73 (4), 045211/1–9
Conduction-Band Electron Effective Mass in Zn0.87Mn0.13Se Measured by Terahertz and Far-Infrared Magnetooptic Ellipsometry
Agarwal, K. C.; Daniel, B.; Klingshirn, C.; Hetterich, M.; Herzinger, C. M.; Schubert, M.; Hofmann, T.; Schade, U.
2006. Applied Physics Letters, 88 (4), 042105
Agarwal, K. C.; Daniel, B.; Klingshirn, C.; Hetterich, M.; Herzinger, C. M.; Schubert, M.; Hofmann, T.; Schade, U.
2006. Applied Physics Letters, 88 (4), 042105
Molecular Beam Epitaxy of phase pure cubic InN
Li, S. F.; Löffler, W.; Hetterich, M.; Kalt, H.; Schörmann, J.; As, D. J.; Lischka, K.; Schley, P.; Goldhahn, R.
2006. Applied Physics Letters, 89 (26), 261903/1–3
Li, S. F.; Löffler, W.; Hetterich, M.; Kalt, H.; Schörmann, J.; As, D. J.; Lischka, K.; Schley, P.; Goldhahn, R.
2006. Applied Physics Letters, 89 (26), 261903/1–3
Spin injection into GaIn(N)As-based quantum structures and single InGaAs quantum dots
Hetterich, M.; Löffler, W.; Fallert, J.; Tröndle, D.; Kalt, H.; Passow, T.; Daniel, B.; Lupaca-Schomber, J.; Li, S.; Kvietkova, J.; Litvinov, D.; Gerthsen, D.
2006. Physica Status Solidi (B), 243 (14), 3812–3824
Hetterich, M.; Löffler, W.; Fallert, J.; Tröndle, D.; Kalt, H.; Passow, T.; Daniel, B.; Lupaca-Schomber, J.; Li, S.; Kvietkova, J.; Litvinov, D.; Gerthsen, D.
2006. Physica Status Solidi (B), 243 (14), 3812–3824
Investigation of InAs Quantum Dot Growth for Electrical Spin Injection Devices
Passow, T.; Li, S.; Löffler, W.; Fallert, J.; Daniel, B.; Lupaca-Schomber, J.; Kvietkova, J.; Kalt, H.; Hetterich, M.; Litvinov, D.; Gerthsen, D.
2006. Physica Status Solidi (C), 3 (11), 3943–3946
Passow, T.; Li, S.; Löffler, W.; Fallert, J.; Daniel, B.; Lupaca-Schomber, J.; Kvietkova, J.; Kalt, H.; Hetterich, M.; Litvinov, D.; Gerthsen, D.
2006. Physica Status Solidi (C), 3 (11), 3943–3946
Electrical spin injection into InGaAs quantum dots
Löffler, W.; Tröndle, D.; Fallert, J.; Tsitsishvili, E.; Kalt, H.; Lupaca-Schomber, J.; Passow, T.; Daniel, B.; Kvietkova, J.; Hetterich, M.; Litvinov, D.; Gerthsen, D.
2006. Physica Status Solidi (C), 3 (7), 2406–2409
Löffler, W.; Tröndle, D.; Fallert, J.; Tsitsishvili, E.; Kalt, H.; Lupaca-Schomber, J.; Passow, T.; Daniel, B.; Kvietkova, J.; Hetterich, M.; Litvinov, D.; Gerthsen, D.
2006. Physica Status Solidi (C), 3 (7), 2406–2409
Transmission electron microscopy investigation of segregation and critical floating-layer content of indium for island formation in InGaAs
Litvinov, D.; Gerthsen, D.; Rosenauer, A.; Schowalter, M.; Passow, T.; Hetterich, M.
2006. Physical review / B, 74, 165306
Litvinov, D.; Gerthsen, D.; Rosenauer, A.; Schowalter, M.; Passow, T.; Hetterich, M.
2006. Physical review / B, 74, 165306
Defects and phase distribution in epitaxial ZnMnSe layers analyzed by transmission electron microscopy
Litvinov, D.; Gerthsen, D.; Daniel, B.; Hetterich, M.; Klingshirn, C.
2006. Journal of applied physics, 100, 023523
Litvinov, D.; Gerthsen, D.; Daniel, B.; Hetterich, M.; Klingshirn, C.
2006. Journal of applied physics, 100, 023523
Electrical spin injection from ZnMnSe into InGaAs-based quantum structures
Löffler, W.; Tröndle, D.; Kalt, H.; Litvinov, D.; Gerthsen, D.; Lupaca-Schomber, J.; Passow, T.; Daniel, B.; Kvietkova, J.; Hetterich, M.
2006. Physica / E, 32, 434
Löffler, W.; Tröndle, D.; Kalt, H.; Litvinov, D.; Gerthsen, D.; Lupaca-Schomber, J.; Passow, T.; Daniel, B.; Kvietkova, J.; Hetterich, M.
2006. Physica / E, 32, 434
Electrical spin injection from ZnMnSe into InGaAs quantum wells and quantum dots
Löffler, W.; Tröndle, D.; Fallert, J.; Kalt, H.; Litvinov, D.; Gerthsen, D.; Lupaca-Schomber, J.; Passow, T.; Daniel, B.; Kvietkova, J.; Grün, M.; Klingshirn, C., and; Hetterich, M.
2006. Applied physics letters, 88, 062105
Löffler, W.; Tröndle, D.; Fallert, J.; Kalt, H.; Litvinov, D.; Gerthsen, D.; Lupaca-Schomber, J.; Passow, T.; Daniel, B.; Kvietkova, J.; Grün, M.; Klingshirn, C., and; Hetterich, M.
2006. Applied physics letters, 88, 062105
2004
Determination of the nitrogen distribution in InGaNAs∕GaAs quantum wells by transmission electron microscopy
Litvinov, D.; Gerthsen, D.; Rosenauer, A.; Hetterich, M.; Grau, A.; Gilet, P.; Grenouillet, L.
2004. Applied physics letters, 85 (17), 3743–3745. doi:10.1063/1.1810643
Litvinov, D.; Gerthsen, D.; Rosenauer, A.; Hetterich, M.; Grau, A.; Gilet, P.; Grenouillet, L.
2004. Applied physics letters, 85 (17), 3743–3745. doi:10.1063/1.1810643
Sphalerite–rock salt phase transition in ZnMnSe heterostructures
Litvinov, D.; Gerthsen, D.; Rosenauer, A.; Daniel, B.; Hetterich, M.
2004. Applied physics letters, 85 (5), 751–753. doi:10.1063/1.1775285
Litvinov, D.; Gerthsen, D.; Rosenauer, A.; Daniel, B.; Hetterich, M.
2004. Applied physics letters, 85 (5), 751–753. doi:10.1063/1.1775285
Lattice parameter and elastic constants of cubic ZnMnSe grown by molecular-beam epitaxy
Hetterich, M.; Daniel, B.; Klingshirn, C.; Pfundstein, P.; Litvinov, D.; Gerthsen, D.; Eichhorn, K.; Spemann, D.
2004. Physica status solidi / C, 1 (4), 649–652. doi:10.1002/pssc.200304143
Hetterich, M.; Daniel, B.; Klingshirn, C.; Pfundstein, P.; Litvinov, D.; Gerthsen, D.; Eichhorn, K.; Spemann, D.
2004. Physica status solidi / C, 1 (4), 649–652. doi:10.1002/pssc.200304143
Near-band-gap dielectric function of thin films determined by spectroscopic ellipsometry
Kvietkova, J.; Daniel, B.; Hetterich, M.; Schubert, M.; Spemann, D.; Litvinov, D.; Gerthsen, D.
2004. Physical review / B, 70 (4), Article: 045316. doi:10.1103/PhysRevB.70.045316
Kvietkova, J.; Daniel, B.; Hetterich, M.; Schubert, M.; Spemann, D.; Litvinov, D.; Gerthsen, D.
2004. Physical review / B, 70 (4), Article: 045316. doi:10.1103/PhysRevB.70.045316
2002
Optical gain in GaInNAs/GaAs multi-quantum well structures
Kvietkova, J.; Hetterich, M.; Saez de Jauregui, D.; Egorov, A. Y.; Richert, H.
2002. In: ASDAM Conference proceedings 2002, The 4th International Conference on Advanced Semiconductor Devices and Microsystems, Bratislava, Slovakia 2002. S. 175-178
Kvietkova, J.; Hetterich, M.; Saez de Jauregui, D.; Egorov, A. Y.; Richert, H.
2002. In: ASDAM Conference proceedings 2002, The 4th International Conference on Advanced Semiconductor Devices and Microsystems, Bratislava, Slovakia 2002. S. 175-178
2001
Enhancement of binding energies and polarized emission of 0D-biexcitons
Hild, K.; Miller, D.; Langbein, W.; Woggon, U.; Hetterich, M.; Klingshirn, C.
2001. Physica status solidi B, 224 (2), 379
Hild, K.; Miller, D.; Langbein, W.; Woggon, U.; Hetterich, M.; Klingshirn, C.
2001. Physica status solidi B, 224 (2), 379
2000
Huge binding energy of localized biexcitons in CdS/ZnS quantum structures
Woggon, U.; Hild, K.; Gindele, F.; Langbein, W.; Hetterich, M.; Gruen, M.; Klingshirn, C.
2000. Phys. rev. B 61 (2000) S. 12632
Woggon, U.; Hild, K.; Gindele, F.; Langbein, W.; Hetterich, M.; Gruen, M.; Klingshirn, C.
2000. Phys. rev. B 61 (2000) S. 12632
Coherent propagation at high intensities on a free exciton resonance in a semiconductor: self-induced transmission
Giessen, H.; Linden, S.; Kuhl, J.; Knorr, A.; Koch, S.; Hetterich, M.; Gruen, M.; Klingshirn, C.
2000. Superlattices and microstruct. 26 (1999) S. 103
Giessen, H.; Linden, S.; Kuhl, J.; Knorr, A.; Koch, S.; Hetterich, M.; Gruen, M.; Klingshirn, C.
2000. Superlattices and microstruct. 26 (1999) S. 103
1999
First experimental observation of a two-dimensional electron gas in CdS/ZnSe double heterostructures
Kazukauskas, V.; Gruen, M.; Petillon, S.; Storzum, A.; Hetterich, M.; Klingshirn, C.
1999. In: Proceedings. 24. International Conference on the Physics of Semiconductors, Jerusalem 1998. 1999. Fl/pdf/0309.pdf (V A 21). [CD-ROM]
Kazukauskas, V.; Gruen, M.; Petillon, S.; Storzum, A.; Hetterich, M.; Klingshirn, C.
1999. In: Proceedings. 24. International Conference on the Physics of Semiconductors, Jerusalem 1998. 1999. Fl/pdf/0309.pdf (V A 21). [CD-ROM]
Optical and structural properties of CdS/ZnSe strained layer superlattices
Dinger, A.; Petillon, S.; Hetterich, M.; Goeppert, M.; Gruen, M.; Klingshirn, C.; Liang, J.; Weise, B.; Wagner, V.; Geurts, J.
1999. In: Proceedings. 24. International Conference on the Physics of Semiconductors, Jerusalem 1998. 1999. Fl/pdf/0292.pdf (IV A 2). [CD-ROM]
Dinger, A.; Petillon, S.; Hetterich, M.; Goeppert, M.; Gruen, M.; Klingshirn, C.; Liang, J.; Weise, B.; Wagner, V.; Geurts, J.
1999. In: Proceedings. 24. International Conference on the Physics of Semiconductors, Jerusalem 1998. 1999. Fl/pdf/0292.pdf (IV A 2). [CD-ROM]
Raman- and FTIR investigation of CdS based strained layer superlattices
Dinger, A.; Becker, R.; Goeppert, M.; Hetterich, M.; Gruen, M.; Klingshirn, C.; Liang, J.; Weise, B.; Wagner, V.; Geurts, J.
1999. Physica status solidi B 215 (1999) S. 413
Dinger, A.; Becker, R.; Goeppert, M.; Hetterich, M.; Gruen, M.; Klingshirn, C.; Liang, J.; Weise, B.; Wagner, V.; Geurts, J.
1999. Physica status solidi B 215 (1999) S. 413
Conduction band offset of the CdS/ZnSe heterostructures
Dinger, A.; Petillon, S.; Gruen, M.; Hetterich, M.; Klingshirn, C.
1999. Semiconductor sci. and technol. 14 (1999) S. 595
Dinger, A.; Petillon, S.; Gruen, M.; Hetterich, M.; Klingshirn, C.
1999. Semiconductor sci. and technol. 14 (1999) S. 595
Luminescence spectra and kinetics of disordered solid solutions
Klochikhin, A.; Reznitsky, A.; Permogorov, S.; Breitkopf, T.; Gruen, M.; Hetterich, M.; Klingshirn, C.; Lyssenko, V.; Langbein, W.; Hvam, J.
1999. Phys. rev. B 59 (1999) S. 12947
Klochikhin, A.; Reznitsky, A.; Permogorov, S.; Breitkopf, T.; Gruen, M.; Hetterich, M.; Klingshirn, C.; Lyssenko, V.; Langbein, W.; Hvam, J.
1999. Phys. rev. B 59 (1999) S. 12947
Molecular beam epitaxy of CdS/ZnSe heterostructures
Petillon, S.; Dinger, A.; Gruen, M.; Hetterich, M.; Kazukauskas, V.; Klingshirn, C.; Liang, J.; Weise, B.; Wagner, V.; Geurts, J.
1999. J. of cryst. growth 201/202 (1999) S. 453
Petillon, S.; Dinger, A.; Gruen, M.; Hetterich, M.; Kazukauskas, V.; Klingshirn, C.; Liang, J.; Weise, B.; Wagner, V.; Geurts, J.
1999. J. of cryst. growth 201/202 (1999) S. 453
Electronic structure and optical properties of ultrathin CdS/ZnS quantum-wells grown by molecular-beam epitaxy
Hetterich, M.; Maerkle, C.; Dinger, A.; Gruen, M.; Klingshirn, C.
1999. Phys. rev. B 59 (1999) S. 10268
Hetterich, M.; Maerkle, C.; Dinger, A.; Gruen, M.; Klingshirn, C.
1999. Phys. rev. B 59 (1999) S. 10268
Growth of CdS/ZnS strained layer superlattices on GaAs(001) by molecular-beam epitaxy with special reference to their structural properties and lattice dynamics
Dinger, A.; Hetterich, M.; Goeppert, M.; Gruen, M.; Klingshirn, C.; Weise, B.; Liang, J.; Wagner, V.; Geurts, J.
1999. J. of cryst. growth 200 (1999) S. 391
Dinger, A.; Hetterich, M.; Goeppert, M.; Gruen, M.; Klingshirn, C.; Weise, B.; Liang, J.; Wagner, V.; Geurts, J.
1999. J. of cryst. growth 200 (1999) S. 391
High-intensity pulse propagation in semiconductors: on-resonant self-induced transmission and effects in the continuum
Giessen, H.; Linden, S.; Kuhl, J.; Knorr, A.; Koch, S.; Hetterich, M.; Gruen, M.; Klingshirn, C.
1999. Opt. express 4 (1999) S. 121
Giessen, H.; Linden, S.; Kuhl, J.; Knorr, A.; Koch, S.; Hetterich, M.; Gruen, M.; Klingshirn, C.
1999. Opt. express 4 (1999) S. 121
Chlorine doping of cubic CdS and ZnS grown by compound source molecular beam epitaxy
Gruen, M.; Storzum, A.; Hetterich, M.; Kamilli, A.; Send, W.; Walter, T.; Klingshirn, C.
1999. J. of cryst. growth 201/202 (1999) S. 457
Gruen, M.; Storzum, A.; Hetterich, M.; Kamilli, A.; Send, W.; Walter, T.; Klingshirn, C.
1999. J. of cryst. growth 201/202 (1999) S. 457
1998
Self-induced transmission on a free exciton resonance in a semiconductor
Giessen, H.; Knorr, A.; Haas, S.; Koch, S.; Linden, S.; Kuhl, J.; Hetterich, M.; Gruen, M.; Klingshirn, C.
1998. Phys. rev. let. 81 (1998) S. 4260
Giessen, H.; Knorr, A.; Haas, S.; Koch, S.; Linden, S.; Kuhl, J.; Hetterich, M.; Gruen, M.; Klingshirn, C.
1998. Phys. rev. let. 81 (1998) S. 4260
On the nature of nanometer-scale islands formed by cadmium selenide deposition on hexagonal cadmium sulfide (0001)A
Gruen, M.; Funfrock, F.; Schunk, P.; Schimmel, T.; Hetterich, M.; Klingshirn, C.
1998. Appl. phys. let. 73 (1998) S. 1343-1345
Gruen, M.; Funfrock, F.; Schunk, P.; Schimmel, T.; Hetterich, M.; Klingshirn, C.
1998. Appl. phys. let. 73 (1998) S. 1343-1345
Optical and thermal orientation of localized excitons in solid solutions under resonant excitation in a longitudinal magnetic field
Reznitskii, A. N.; Kornievskii, A. V.; Kiselev, A. A.; Permogorov, S. A.; Tenishev, L. N.; Klochikhin, A. A.; Gerlach, H.; Hetterich, M.; Gruen, M.; Klingshirn, C.
1998. Phys. of the solid state 40 (1998) S. 829
Reznitskii, A. N.; Kornievskii, A. V.; Kiselev, A. A.; Permogorov, S. A.; Tenishev, L. N.; Klochikhin, A. A.; Gerlach, H.; Hetterich, M.; Gruen, M.; Klingshirn, C.
1998. Phys. of the solid state 40 (1998) S. 829
Infrared spectroscopy of confined optical and folded acoustical phonons in strained CdSe/CdS superlattices
Goeppert, M.; Hetterich, M.; Dinger, A.; O’Donnell, K. P.; Klingshirn, C.
1998. Phys. rev. B 57 (1998) S. 13068
Goeppert, M.; Hetterich, M.; Dinger, A.; O’Donnell, K. P.; Klingshirn, C.
1998. Phys. rev. B 57 (1998) S. 13068
Enhancement of exchange interaction in ultrathin CdS/ZnS quantum structures
Gindele, F.; Woggon, U.; Langbein, W.; Hvam, J. M.; Hetterich, M.; Klingshirn, C.
1998. Solid state commun. 106 (1998) S. 653-657
Gindele, F.; Woggon, U.; Langbein, W.; Hvam, J. M.; Hetterich, M.; Klingshirn, C.
1998. Solid state commun. 106 (1998) S. 653-657
Localization of excitons in ultrathin CdS/ZnS quantum structures
Petri, W.; Hetterich, M.; Woggon, U.; Maerkle, C.; Dinger, A.; Gruen, M.; Klingshirn, C.; Kuemmell, T.; Bacher, G.; Forchel, A.
1998. J. of cryst. growth 184/185 (1998) S. 320-324
Petri, W.; Hetterich, M.; Woggon, U.; Maerkle, C.; Dinger, A.; Gruen, M.; Klingshirn, C.; Kuemmell, T.; Bacher, G.; Forchel, A.
1998. J. of cryst. growth 184/185 (1998) S. 320-324
Coherent high-intensity pulse propagation on a free exciton resonance in a semiconductor
Giessen, H.; Gindele, F.; Hetterich, M.; Gruen, M.; Petillon, S.; Klingshirn, C.; u. a.
1998. Phys. status solidi B 206 (1998) S. 27
Giessen, H.; Gindele, F.; Hetterich, M.; Gruen, M.; Petillon, S.; Klingshirn, C.; u. a.
1998. Phys. status solidi B 206 (1998) S. 27
3D versus 2D quantum confinement in coherently strained CdS/ZnS quantum structures
Woggon, U.; Gindele, F.; Petri, W.; Hetterich, M.; Gruen, M.; Klingshirn, C.; u. a.
1998. Phys. status solidi B 206 (1998) S. 501
Woggon, U.; Gindele, F.; Petri, W.; Hetterich, M.; Gruen, M.; Klingshirn, C.; u. a.
1998. Phys. status solidi B 206 (1998) S. 501
Exchange interaction in II-VI quantum dots and wells
Woggon, U.; Gindele, F.; Langbein, W.; Hetterich, M.
1998. Phys. status solidi A 164 (1997) S. 505
Woggon, U.; Gindele, F.; Langbein, W.; Hetterich, M.
1998. Phys. status solidi A 164 (1997) S. 505
Molekularstrahlepitaxie, strukturelle und optische Eigenschaften ultradünner CdS/ZnS-Quantentrogstrukturen. Dissertation
Hetterich, M.
1998. Aachen 1998. (Berichte aus der Physik.) Fak. f. Physik, Diss. v. 13.2.1998., Universität Karlsruhe (TH)
Hetterich, M.
1998. Aachen 1998. (Berichte aus der Physik.) Fak. f. Physik, Diss. v. 13.2.1998., Universität Karlsruhe (TH)
1997
Room-temperature, near-field reflection spectroscopy of single quantum wells
Langbein, W.; Hvam, J.; Madsen, S.; Hetterich, M.; Klingshirn, C.
1997. Phys. status solidi A 164 (1997) S. 541
Langbein, W.; Hvam, J.; Madsen, S.; Hetterich, M.; Klingshirn, C.
1997. Phys. status solidi A 164 (1997) S. 541
Elastic and plastic strain relaxation in ultra-thin CdS/ZnS quantum well structures grown by molecular beam epitaxy
Hetterich, M.; Gruen, M.; Petri, W.; Maerkle, C.; Klingshirn, C.; Wurl, A.; Fischer, U.; Rosenauer, A.; Gerthsen, D.
1997. Phys. rev. B 56 (1997) S. 12369
Hetterich, M.; Gruen, M.; Petri, W.; Maerkle, C.; Klingshirn, C.; Wurl, A.; Fischer, U.; Rosenauer, A.; Gerthsen, D.
1997. Phys. rev. B 56 (1997) S. 12369
Electronic states and optical gain in strained CdS/ZnS quantum structures
Woggon, U.; Petri, W.; Dinger, A.; Petillon, S.; Hetterich, M.; Gruen, M.; O’Donnel, K.; Kalt, H.; Klingshirn, C.
1997. Phys. rev. B 55 (1997) S. 1364
Woggon, U.; Petri, W.; Dinger, A.; Petillon, S.; Hetterich, M.; Gruen, M.; O’Donnel, K.; Kalt, H.; Klingshirn, C.
1997. Phys. rev. B 55 (1997) S. 1364
Infrared-optical and electrical properties of undoped and Ga doped ZnO:Ga
Goeppert, M.; Gehbauer, F.; Hetterich, M.; Muenzel, J.; Queck, D.; Klingshirn, C.
1997. J. of lumin. 72/74 (1997) S. 430-431
Goeppert, M.; Gehbauer, F.; Hetterich, M.; Muenzel, J.; Queck, D.; Klingshirn, C.
1997. J. of lumin. 72/74 (1997) S. 430-431
1996
Wurtzite Znsub(x)Cdsub(1-x)S layers grown by combining MBE and hot-wall beam epitaxy
Hetterich, M.; Petillon, S.; Petri, W.; Dinger, A.; Gruen, M.; Klingshirn, C.
1996. J. of cryst. growth 159 (1996) S. 81-84
Hetterich, M.; Petillon, S.; Petri, W.; Dinger, A.; Gruen, M.; Klingshirn, C.
1996. J. of cryst. growth 159 (1996) S. 81-84
1995
Epitaxial growth and photoluminescence of hexagonal CdSsub(1-x)Sesub(x) alloy films
Gruen, M.; Gerlach, H.; Breitkopf, T.; Hetterich, M.; Reznitsky, A.; Kalt, H.; Klingshirn, C.
1995. J. of cryst. growth 146 (1995) S. 414-417
Gruen, M.; Gerlach, H.; Breitkopf, T.; Hetterich, M.; Reznitsky, A.; Kalt, H.; Klingshirn, C.
1995. J. of cryst. growth 146 (1995) S. 414-417
Strain relief in wurtzite-type CdS and CdSe epitaxial films
Gruen, M.; Hetterich, M.; Klingshirn, C.; Rosenauer, A.; Gebhardt, W.
1995. In: 22nd International Conference on the Physics of Semiconductors, Vancouver, Canada 1994. Ed.: D.J. Lockwood. Vol. 3. Singapore 1995. S. 2665
Gruen, M.; Hetterich, M.; Klingshirn, C.; Rosenauer, A.; Gebhardt, W.
1995. In: 22nd International Conference on the Physics of Semiconductors, Vancouver, Canada 1994. Ed.: D.J. Lockwood. Vol. 3. Singapore 1995. S. 2665
Growth of CdS layers by hot wall beam epitaxy and their application as quasi-substrates for molecular beam epitaxy of wurtzite CdSsub(1-x)Sesub(x)
Hetterich, M.; Gruen, M.; Gerlach, H.; Klingshirn, C.
1995. In: II-VI compounds and semimagnetic semiconductor. Ed.: H. Heinrich. Aedermannsdorf 1995. S. 415-418. (Materials science forum. 182/184.)
Hetterich, M.; Gruen, M.; Gerlach, H.; Klingshirn, C.
1995. In: II-VI compounds and semimagnetic semiconductor. Ed.: H. Heinrich. Aedermannsdorf 1995. S. 415-418. (Materials science forum. 182/184.)
Decrease of the phase stability in II-VI epitaxial layers due to strain
Gruen, M.; Hetterich, M.; Klingshirn, C.; Rosenauer, A.; Gebhardt, W.
1995. In: II-VI compounds and semimagnetic semiconductor. Ed.: H. Heinrich. Aedermannsdorf 1995. S. 235. (Materials science forum. 182/184.)
Gruen, M.; Hetterich, M.; Klingshirn, C.; Rosenauer, A.; Gebhardt, W.
1995. In: II-VI compounds and semimagnetic semiconductor. Ed.: H. Heinrich. Aedermannsdorf 1995. S. 235. (Materials science forum. 182/184.)
Many body effects and carrier dynamics in CdSe/CdS stark superlattices
Langbein, W.; Hetterich, M.; Klingshirn, C.
1995. Phys. rev. B 51 (1995) S. 9922-9929
Langbein, W.; Hetterich, M.; Klingshirn, C.
1995. Phys. rev. B 51 (1995) S. 9922-9929
1994
Picosecond luminescence dynamics in CdS/CdSe Stark superlattices
Langbein, W.; Hetterich, M.; Grün, M.; Klingshirn, C.
1994. Appl. phys. let. 65 (1994) S. 2468
Langbein, W.; Hetterich, M.; Grün, M.; Klingshirn, C.
1994. Appl. phys. let. 65 (1994) S. 2468
Spontaneous and stimulated photoluminescence of CdSe/Cds Stark superlattices
Grün, M.; Langbein, W.; Hetterich, M.; Klingshirn, C.
1994. Superlattices and microstruct. 15 (1994) S. 463-465
Grün, M.; Langbein, W.; Hetterich, M.; Klingshirn, C.
1994. Superlattices and microstruct. 15 (1994) S. 463-465