2020

Klaas Strempel, Friedhard Römer, Feng Yu, Matteo Meneghini, Andrey Bakin, Hergo-Heinrich Wehmann, Bernd Witzigmann and Andreas Waag, 'Vertical 3D gallium nitride field-effect transistors based on fin structures with inverted p-doped channel', Semicond. Sci. Technol. 36 014002, Sept. 2020

Viktoria Schlykow, Costanza Manganelli, Friedhard Römer, Caterina Clausen, Lion Auge, Jörg Schulze, Jens Katzer, Michael Schubert, Bernd Witzigmann, Thomas Schroeder, Giovanni Capellini and Inga Fischer, 'Ge(Sn) nano-island/Si heterostructure photodetectors with plasmonic antennas', Nanotechnology 31 (2020) 345203.

Lukas Wetterau, Claas Abert, Dieter Suess, Manfred Albrecht and Bernd Witzigman, 'Micromagnetic Simulations of Submicron Vortex Structures for the Detection of Superparamagnetic Labels', Sensors 2020, 20, 5819; doi:10.3390/s20205819

B. Witzigmann, F. Römer, M. Martens, C. Kuhn, T. Wernicke, and M. Kneissl, 'Calculation of optical gain in AlGaN quantum wells for ultraviolet emission', AIP Advances 10, 095307 (2020); doi: 10.1063/5.0021890

B. Witzigmann, A. Tonkikh, A. Gomez-Iglesias, and B. Jentzsch, 'Surface-emitting superluminescent LEDs', Compound Semiconductors, 2020, Issue 7.

Paul Mertin, Friedhard Römer, Bernd Witzigmann, 'Numerical Analysis of Subwavelength Field Effects in Photonic Crystal Slab Cavities', IOP Journal of Physics Photonics, J. Phys.: Photonics 2 (2020) 015001.

Bernd Witzigmann, Friedhard Römer and Yuh-Renn Wu, 'Simulation of UV-Light Emitting Diodes and Lasers', J. Phys. D: Appl. Phys., 2020, in Hiroshi Amano et al 2020 J. Phys. D: Appl. Phys. 53 503001 (INVITED)

Friedhard Römer and Bernd Witzigmann, ' Luminescence and Internal Quantum Efficiency of Deep UV Light Emitting Diodes', NUSOD Conference, 2020.

P. Mertin, F. Römer, and B. Witzigmann, 'Numerical Analysis of Emitter Coupling in Photonic Crystal Cavities using Green’s Function', OWTNM 2020 - XXVIII International Workshop on Optical Wave & Waveguide Theory and Numerical Modelling, Bberlin, Germany.

Soenke Gruessing, Bernd Witzigmann, Friedhard Roemer, Giovanni Capellini, Carlos Alvarado, Wolfgang Klesse, Elena Hardt, Jacob Piehler, Changjiang You, and Julia Flesch, 'Modeling of plasmonic semiconductor THz antennas in square and hexagonal array arrangements', SPIE Photonics West Conference, San Francisco, US, 2020.

Bernd Witzigmann, Bruno Jentzsch, Alvaro Gomez-Iglesias, Alexander Tonkikh, ' Surface-Emitting Superluminescent Diodes with integrated Micromirrors', SPIE Photonics West Conference, San Francisco, US, 2020 (INVITED)

B. Witzigmann, ' Numerical Simulation of carrier injection efficiency in III-nitride light emitting diodes', OSA Advanced Photonics Congress, Toronto, Canada, 2020 (online). (INVITED)

F. Römer and B. Witzigmann, ' Deterministic Boltzmann Transport Solver for Gallium Nitride Semiconductor Devices', CinSaT Spring Colloquium, Kassel, 2020

Paul Mertin, Friedhard Römer, and Bernd Witzigmann, 'Numerical Analysis of Emitter Coupling in Photonic Crystal Cavities using Green’s Function', CinSaT Spring Colloquium, Kassel, 2020