A

Al-Daffaie, S. ; Yilmazoglu, O. ; Küppers, F. ; Hartnagel, H. (2015)
Fully integrated vertical nanocontact photomixer for continuous-wave terahertz generation.
40th International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz).
Konferenzveröffentlichung, Bibliographie

Al-Daffaie, S. ; Yilmazoglu, O. ; Küppers, F. ; Hartnagel, H. L. (2015)
1-D and 2-D Nanocontacts for Reliable and Efficient Terahertz Photomixers.
In: IEEE Transactions on Terahertz Science and Technology, 5 (3)
Artikel, Bibliographie

Al-Daffaie, Shihab ; Yilmazoglu, Oktay ; Küppers, Franko ; Hartnagel, Hans (2014)
Single nanowire photomixer for reliable and high frequency continuous wave terahertz generation.
Infrared, Millimeter, and Terahertz waves (IRMMW-THz), 2014 39th International Conference on.
Konferenzveröffentlichung, Bibliographie

Al-Daffaie, Shihab ; Yilmazoglu, Oktay ; Küppers, Franko ; Hartnagel, Hans (2013)
Graphene LTG-GaAs photomixer for reliable continuous wave terahertz generation.
Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 2013 38th International Conference on.
Konferenzveröffentlichung, Bibliographie

Al-Daffaie, Shihab ; Yilmazoglu, Oktay ; Küppers, Franko ; Hartnagel, Hans (2012)
INVITED Nanogrid-based vertically integrated photomixer for continuous wave terahertz generation.
Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 2012 37th International Conference on.
Konferenzveröffentlichung, Bibliographie

D

Dehé, A. ; Krozer, V. ; Fricke, K. ; Klingbeil, H. ; Beilenhoff, K. ; Hartnagel, H. L. (1995)
Integrated microwave power sensor.
In: Electronic letters, 31 (25)
doi: 10.1049/el:19951506
Artikel, Bibliographie

E

Evtukh, Anatoliy ; Hartnagel, Hans ; Yilmazoglu, Oktay ; Mimura, Hidenori ; Pavlidis, Dimitris (2015)
Quantum Electron Sources for High Frequency Applications.
Buch, Bibliographie

H

Hajo, A. S. ; Yilmazoglu, O. ; Küppers, F. (2017)
Vertical nanowire contacted THz Schottky detectors based on gallium arsenide for zero-bias operation.
2017 42nd International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz).
doi: 10.1109/IRMMW-THz.2017.8067022
Konferenzveröffentlichung, Bibliographie

Hajo, A. S. ; Al-Daffaie, S. ; Yilmazoglu, O. ; Haidar, M. T. ; Küppers, F. (2016)
Zero-bias Schottky diode based THz detectors at room temperature using metallic nanowire.
2016 41st International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz).
Konferenzveröffentlichung, Bibliographie

Haidar, M. T. ; Al-Daffaie, S. ; Yilmazoglu, O. ; Hajo, A. S. ; Küppers, F. (2016)
CW THz photomixers at 850 nm and 1550 nm using dielectrophoretic alignment of Ag-nanowire.
2016 41st International Conference on Infrared, Millimeter, and Terahertz waves (IRMMW-THz).
Konferenzveröffentlichung, Bibliographie

Hartnagel, H. L. ; Al-Daffaie, S. ; Yilmazoglu, O. (2015)
Plasmonics and Graphene for THz Generation by Optical Mixing.
The 4th Russia-Japan-USA Symposium on Fundamental & Applied Problems of Terahertz Devices & Technologies, At IMT, ISSP. Chernogolovka, Russia
Konferenzveröffentlichung, Bibliographie

Hartnagel, H. L. ; Al-Daffaie, S. ; Yilmazoglu, O. (2015)
Plasmonics in semiconductors and in Ag submicron wires and graphene.
In: Lithuanian Journal of Physics, 55 (4)
Artikel, Bibliographie

Hartnagel, H. L. ; Al-Daffaie, S. ; Yilmazoglu, O. (2015)
Plasmonics in semiconductors and in Ag submicron wires and graphene.
In: Lithuanian Journal of Physics, 55 (4)
Artikel, Bibliographie

Hsu, S. S. H. ; Pavlidis, Dimitris (2003)
A comparison of low frequency noise characteristics and noise sources in NPN and PNP InP-based heterojunction bipolar transistors.
In: IEEE Transactions on Electron Devices, 50 (9)
doi: 10.1109/TED.2003.815367
Artikel, Bibliographie

J

Jumaah, A. ; Al-Daffaie, S. ; Yilmazoglu, O. ; Küppers, F. ; Kusserow, T. (2019)
Interdigital Multilayer-Graphene Nanoelectrodes for Continuous Wave Terahertz photomixers.
2019 European Microwave Conference in Central Europe (EuMCE). Prague, Czech RepublicPrague, Czech Republic (13.05.2019-15.05.2019)
Konferenzveröffentlichung, Bibliographie

Jumaah, Alaa ; Al-Daffaie, Shihab ; Yilmazoglu, Oktay ; Küppers, Franko ; Kusserow, Thomas (2019)
Interdigital Multilayer-Graphene Nanoelectrodes for Continuous Wave Terahertz photomixers.
The European Microwave Conference in Central Europe EuMCE. Prague, Czech Republic (13.05.2019-15.05.2019)
Konferenzveröffentlichung, Bibliographie

Jumaah, Alaa ; Al-Daffaie, Shihab ; Yilmazoglu, Oktay ; Küppers, Franko (2017)
Graphene—Nanowire hybrid photomixer for continuous-wave terahertz generation.
Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 2017 42nd International Conference on.
Konferenzveröffentlichung, Bibliographie

Jin, Chong (2015)
GaN Schottky diodes for signal generation and control.
Technische Universität Darmstadt
Dissertation, Erstveröffentlichung

K

Krozer, Viktor ; Ruppert, Markus ; Schüßler, Martin ; Fricke, Klaus ; Lee, Woo-Yong ; Hartnagel, Hans L. (1996)
Calculation of the power capabilities of HBT amplifiers based on a new physical HBT model.
In: International Journal of Microwave and Millimeter-Wave Computer-Aided Engineering, 6 (4)
doi: 10.1002/(SICI)1522-6301(199607)6:4<270::AID-MMCE6>3.0.CO;2-R
Artikel, Bibliographie

M

Maune, Holger (2020)
Reconfigurable microwave systems based on functional materials.
Technische Universität Darmstadt
Habilitation, Bibliographie

S

Sanjari, Mohammad Shahab (2023)
Novel Diode Structures Based on Polar and Non-polar III-Nitride Semiconductors.
Technische Universität Darmstadt
doi: 10.26083/tuprints-00023080
Masterarbeit, Erstveröffentlichung, Verlagsversion

Sirkeli, Vadim P. ; Yilmazoglu, Oktay ; Hajo, Ahid S. ; Nedeoglo, Natalia D. ; Nedeoglo, Dmitrii D. ; Preu, Sascha ; Küppers, Franko ; Hartnagel, Hans L. (2018)
Enhanced Responsivity of ZnSe‐Based Metal–Semiconductor–Metal Near‐Ultraviolet Photodetector via Impact Ionization.
In: physica status solidi (RRL) – Rapid Research Letters, 12 (2)
doi: 10.1002/pssr.201700418
Artikel, Bibliographie

Steblova, O. ; Evtukh, A. ; Yilmazoglu, O. ; Yukhymchuk, V. ; Hartnagel, H. ; Mimura, H. (2018)
Photofield emission from SiGe nanoislands under green light illumination.
In: Opto-Electronics Review, 26 (1)
doi: 10.1016/j.opelre.2017.11.003
Artikel, Bibliographie

Sirkeli, Vadim P. ; Yilmazoglu, Oktay ; Al-Daffaie, Shihab ; Oprea, Ion ; Ong, Duu Sheng ; Küppers, Franko ; Hartnagel, Hans L. (2017)
Resonant tunneling transport in Zn x Be 1-x Se/ZnSe/Zn y Be 1-y Se asymmetric quantum structures.
Nanotechnology VIII.
Konferenzveröffentlichung, Bibliographie

Sirkeli, Vadim P. ; Yilmazoglu, Oktay ; Al-Daffaie, Shihab ; Preu, Sascha ; Küppers, Franko ; Hartnagel, Hans L. (2017)
1.33 THz room-temperature quantum cascade lasers based on ZnMgSe/ZnSe.
Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), 2017 42nd International Conference on.
Konferenzveröffentlichung, Bibliographie

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 (12.09.2016-16.09.2016)
Konferenzveröffentlichung, Bibliographie

Sirkeli, Vadim P. ; Yilmazoglu, Oktay ; Al-Daffaie, Shihab ; Oprea, Ion ; Ong, Duu Sheng ; Küppers, Franko ; Hartnagel, Hans L. (2016)
Efficiency enhancement of InGaN/GaN light-emitting diodes with pin-doped GaN quantum barrier.
In: Journal of Physics D: Applied Physics, 50 (3)
Artikel, Bibliographie

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

Sirkeli, Vadim P. ; Yilmazoglu, Oktay ; Küppers, Franko ; Hartnagel, Hans L. (2015)
Effect of p-NiO and n-ZnSe interlayers on the efficiency of p-GaN/n-ZnO light-emitting diode structures.
In: Semiconductor Science and Technology, 30 (065005)
Artikel, Bibliographie

Sirkeli, Vadim P. ; Yilmazoglu, Oktay ; Küppers, Franko ; Hartnagel, Hans L. (2015)
Effect of p-NiO Interlayer on Internal Quantum Efficiency of p-GaN/n-ZnO Light-Emitting Devices.
In: Journal of Nanoelectronics and Optoelectronics, 9 (6)
Artikel, Bibliographie

Schönherr, Daniel (2012)
Untersuchung breitbandiger THz-Komponenten: Schottkydetektoren und photokonduktive Elemente.
Technische Universität Darmstadt
Dissertation, Erstveröffentlichung

Schneider, Jörg J. ; Schlaak, Helmut F. ; Pavlidis, Dimitris ; Küppers, Franko ; Ensinger, Wolfgang (2012)
Elektromechanische Sensoren mit eindimensionalen Nanoobjekten.
Konferenzveröffentlichung, Bibliographie

Steinhagen, F. ; Hillmer, H. ; Hansmann, S. ; Mahrdiek, S. ; Lösch, R. ; Schlapp, W. ; Walter, H. ; Göbel, G. ; Dinges, H. W. ; Kuphal, E. ; Hartnagel, H. L. ; Burkhard, H. (1995)
AlGaInAs/InP 1.5 My-m DFB laser diodes for high capacity transmission modules.
10th International Conference on Integrated Optics and Optical Fibre Communication. Hong Kong (26.06.1995-30.06.1995)
Konferenzveröffentlichung, Bibliographie

V

Vogt, A. ; Brandt, M. ; Sigurdardottir, A. ; Schüssler, M. ; Pena, D. ; Simon, A. ; Hartnagel, H. L. ; Rodewald, M. ; Roesner, M. ; Fuess, H. ; Goswami, S. N. N. ; Lal, K. (1997)
Characterisation of degradation mechanisms in resonant tunnelling diodes.
In: Microelectronics Reliability, 37 (10-11)
doi: 10.1016/S0026-2714(97)00141-8
Artikel, Bibliographie

Y

Yilmazoglu, O. ; Hajo, A. S. ; Küppers, F. (2017)
Cabon nanotube yarns as miniature black-body radiator for broadband terahertz emission.
2017 42nd International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz).
doi: 10.1109/IRMMW-THz.2017.8066966
Konferenzveröffentlichung, Bibliographie

Yilmazoglu, O. ; Yadav, S. ; Cicek, D. ; Schneider, J. J. (2016)
A nano-microstructured artificial-hair-cell-type sensor based on topologically graded 3D carbon nanotube bundles.
In: Nanotechnology, 27 (36)
Artikel, Bibliographie

Yadav, S. ; Cicek, D. ; Schneider, J. ; Yilmazoglu, O. (2015)
Federsensorelement.
Norm, Patent, Standard, Bibliographie

Yilmazoglu, O. ; Al-Daffaie, S. ; Küppers, F. ; Hartnagel, H. L. (2015)
New photocathodes for THz vacuum microelectronic devices.
Energy, Materials, Nanotechnology (EMN) Meeting on Vacuum Electronics. Las Vegas, NV, USA (21.11.2015-24.11.2015)
Konferenzveröffentlichung, Bibliographie

Yilmazoglu, O. ; Al-Daffaie, S. ; Küppers, F. ; Hartnagel, H. L. ; Neo, Y. ; Mimura, H. (2015)
Ultrafast photocathodes based on n-doped graphene emitters on compound semiconductor photoswitches.
28th International Vacuum Nanoelectronics Conference (IVNC).
Konferenzveröffentlichung, Bibliographie

Yilmazoglu, Oktay ; Evtukh, Anatoli ; Al-Daffaie, Shihab ; Biethan, Jens-Peter ; Pavlidis, Dimitris ; Litovchenko, Vladimir ; Hartnagel, Hans L. (2014)
Electron field emission from nanostructured semiconductors under photo illumination.
In: Turkish Journal of Physics, 38 (3)
Artikel, Bibliographie

Yilmazoglu, O. ; Al-Daffaie, S. ; Küppers, F. ; Hartnagel, H. L. ; Neo, Y. ; Mimura, H. (2014)
Photocathodes based on graphene nanoplatelet emitters on semi-insulating GaAs photoswitch.
Vacuum Nanoelectronics Conference (IVNC), 2014 27th International.
Konferenzveröffentlichung, Bibliographie

Yilmazoglu, Oktay (2013)
GaN-based Gunn diodes and functional field emitters for high frequency signal generation and carbon nanotube sensors.
Technische Universität Darmstadt
Habilitation, Bibliographie

Yilmazoglu, Oktay ; Al-Daffaie, Shihab ; Hartnagel, Hans L. ; Joshi, R. ; Yadav, S. ; Schneider, J. J. ; Nick, C. ; Thielemann, C. (2012)
CNT photocathodes based on GaAs high-frequency photoswitches.
Vacuum Nanoelectronics Conference (IVNC), 2012 25th International.
Konferenzveröffentlichung, Bibliographie

Yilmazoglu, Oktay ; Brandt, M. ; Sigmund, J. ; Genc, E. ; Hartnagel, H. L. (2001)
Integrated InAs/GaSb 3D magnetic field sensors for "the intelligent tire".
In: Sensors and Actuators A : Physical, 94 (1-2)
doi: 10.1016/S0924-4247(01)00700-2
Artikel, Bibliographie