2021

Hartnagel, H. L. ; Sirkeli, V. P. ; Acedo, P. (2021)
THz Spectroscopy by Narrow Spectral Emission of Quantum Cascade Lasers for Medical Applications.
44th International Semiconductor Conference (CAS 2021). virtual Conference (06.-08.10.2021)
doi: 10.1109/CAS52836.2021.9604138
Konferenzveröffentlichung, Bibliographie

2020

Sirkeli, V. P. ; Tiginyanu, I. M. ; Hartnagel, H. L.
Hrsg.: Tiginyanu, Ion ; Sontea, Victor ; Railean, Serghei (2020)
Recent Progress in GaN-Based Devices for Terahertz Technology.
4th International Conference on Nanotechnologies and Biomedical Engineering. Chisinau, Republic of Moldova (September 18-21, 2019)
Konferenzveröffentlichung, Bibliographie

Hartnagel, H. L. ; Sirkeli, V. P.
Hrsg.: Tiginyanu, Ion ; Sontea, Victor ; Railean, Serghei (2020)
The Use of Metal Oxide Semiconductors for THz Spectroscopy of Biological Applications.
4th International Conference on Nanotechnologies and Biomedical Engineering. Chisinau, Republic of Moldova (September 18-21, 2019)
Konferenzveröffentlichung, Bibliographie

Sirkeli, V. P. ; Hartnagel, H. L. ; Yilmazoglu, O. ; Preu, S.
Hrsg.: Tiginyanu, Ion ; Sontea, Victor ; Railean, Serghei (2020)
ZnO-Based Quantum Structures for Terahertz Sources.
4th International Conference on Nanotechnologies and Biomedical Engineering. Chisinau, Republic of Moldova (September 18-21, 2019)
Konferenzveröffentlichung, Bibliographie

2019

Sirkeli, V. P. ; Hartnagel, H. L. (2019)
ZnO-based terahertz quantum cascade lasers.
In: Opto-Electronics Review, 27 (2)
doi: 10.1016/j.opelre.2019.04.002
Artikel, Bibliographie

2018

Sirkeli, V. P. ; Yilmazoglu, O. ; Küppers, F. ; Hartnagel, H. L. (2018)
2.08 THz and 4.96 THz Room-Temperature Quantum Cascade Lasers Based on Non-Polar M-Plane ZnMgO/ZnO.
2018 43rd International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz).
doi: 10.1109/IRMMW-THz.2018.8510344
Konferenzveröffentlichung, Bibliographie

Küppers, F. ; Sirkeli, V. P. ; Yilmazoglu, O. ; Hajo, A. S. ; Nedeoglo, N. D. ; Nedeoglo, D. D. ; Preu, S. ; Hartnagel, H. L. (2018)
High-performance near-ultraviolet ZnSe-based photodetectors with Cr/Au and Ni/Au contacts.
9th MSCMP Conference Moldova. Chisinau, Republic of Moldova (25–28 September 2018)
Konferenzveröffentlichung, Bibliographie

Hartnagel, H. L. ; Sirkeli, V. P. ; Yilmazoglu, O. ; Hajo, A. S. ; Nedeoglo, N. D. ; Nedeoglo, D. D. ; Preu, S. ; Küppers, F. (2018)
Near-ultraviolet avalanche photodetectors based on bulk ZnSe.
40th WOCSDICE Conference. Bucharest, Romania
Konferenzveröffentlichung, Bibliographie

2017

Sirkeli, V. P. ; Yilmazoglu, Oktay ; Ong, D. S. ; Preu, Sascha ; Küppers, F. ; Hartnagel, Hans L. (2017)
Resonant Tunneling and Quantum Cascading for Optimum Room-Temperature Generation of THz Signals.
In: IEEE Transactions on Electron Devices, 64 (8)
doi: 10.1109/TED.2017.2718541
Artikel, Bibliographie

2016

Sirkeli, V. P. ; Yilmazoglu, O. ; Al-Daffaie, S. ; Oprea, I. ; Ong, D. S. ; Kueppers, F. ; Hartnagel, H. L. (2016)
Effect of Si-Doping of the GaN Barrier on the Internal Quantum Efficiency of InGaN/GaN Light-Emitting Diodes.
8th International Conference on Materials Science and Condensed Matter Physics / MSCMP-2016. Chisinau, Moldova (September 2016)
Konferenzveröffentlichung, Bibliographie

2015

Sirkeli, V. P. ; Yilmazoglu, O. ; Küppers, F. ; Hartnagel, H. L. (2015)
Enhanced efficiency of p-GaN/n-ZnO light-emitting diodes by using NiO and ZnSe interlayers.
3rd International Conference on Nanotechnologies and Biomedical Engineering ICNBME. Chisinau, Republic of Moldova
Konferenzveröffentlichung, Bibliographie