2019

Paul Mertin, Friedhard Römer, Bernd Witzigmann, 'Numerical Analysis of Subwavelength Field Effects in Photonic Crystal Slab Cavities', IOP Journal of Physics Photonics, accepted Dec. 2019.

Mohammad Karimi, Xulu Zeng, Bernd Witzigmann, Lars Samuelson, Magnus T. Borgström, Håkan Pettersson, 'High Responsivity of InP/InAsP Nanowire Array Broadband Photodetectors Enhanced by Optical Gating', Nano Lett. 2019, 19, 8424-8430, DOI: 10.1021/acs.nanolett.9b02494

Muhammad Fahlesa Fatahilah, Feng Yu, Klaas Strempel, Friedhard Römer, Dario Maradan, Matteo Meneghini, Andrey Bakin, Frank Hohls, Hans Werner Schumacher, Bernd Witzigmann, Andreas Waag & Hutomo Suryo Wasisto, ' Top-down GaN nanowire transistors with nearly zero gate hysteresis for parallel vertical electronics ', Nature Scientific Reports volume 9, Article number: 10301 (2019).

Norman Susilo, Marcel Schilling, Michael Narodovitch, Hsin-Hung Yao, Xiaohang Li, Bernd Witzigmann, Johannes Enslin, Martin Guttmann, Georgios G. Roumeliotis, Monir Rychetsky, Ingrid Koslow, Tim Wernicke, Tore Niermann, Michael Lehmann and Michael Kneissl, ' Precise determination of polarization fields in c-plane GaN/Al x Ga1-x N/GaN heterostructures with capacitance-voltage-measurements ', Japanese Journal of Applied Physics58, SCCB08 (April 2019).

Maximilian Bettenhausen, Soenke Grüßing, Elena Hardt, Julia Flesch, Friedhard Römer, Carlos Alvarado Chavarin, Wolfgang M. Klesse, Changjiang You, Jacob Piehler, Giovanni Capellini & Bernd Witzigmann, 'Impedance Matching of THz Plasmonic Antennas', Journal of Infrared, Millimeter, and Terahertz Waves volume 40, pages 929-942 (2019)

Bruno Jentzsch, Alvaro Gomez-Iglesias, Alexander Tonkikh, Tobias Niebling, and Bernd Witzigmann, ' Electro-Optical Performance of Surface-Emitting Micromirror Superluminescent Diodes ', Phys Stat Sol RRL, 2019, 13, 1900221 (also featured in Advanced Science News).

Tali Septon, Annette Becker, Sutapa Gosh, Gal Shtendel, Vitalii Sichkovskyi, Florian Schnabel, Anna Sengül, Marko Bjelica, Bernd Witzigmann, Johann Peter Reithmaier, and Gadi Eisenstein, 'Large linewidth reduction in semiconductor lasers based on atom-like gain material', Optica Vol. 6, Issue 8, pp. 1071-1077 (2019).

Maria Ruzzarin, Matteo Meneghini, Carlo De Santi, Andrea Neviani, Feng Yu, Klaas Strempel, Muhammad Fahlesa Fatahilah, Bernd Witzigmann, Hutomo Suryo Wasisto, Andreas Waag, Gaudenzio Meneghesso, and Enrico Zanoni, 'Demonstration of UV-induced Threshold Voltage Instabilities in Vertical GaN Nanowire Array-based Transistors', IEEE, Trans El. Devices, 66, 5, May 2019.

Bruno Jentzsch, Alvaro Gomez-Iglesias, Alexander Tonkikh, Heribert Zull, Siegmar Kugler, and Bernd Witzigmann, 'Surface-Emitting Micro-Mirror Superluminescent Diodes: Investigation of Tilt Accuracy Via Far-Field Analysis', Phys Stat Sol B, April 2019, DOI doi.org/10.1002/pssb.201800494

Bruno Jentzsch, Alvaro Gomez-Iglesias, Alexander Tonkikh, Bernd Witzigmann, 'Surface-Emitting Thin-Film Superluminescent Diodes with High Efficiency', SPIE Optics + Optoelectronics, 2019, Prague, Czech Republic.

Annette Becker, Tali Septon, Sutapa Gosh, Gal Shtendel, Vitalii Sichkovskyi, Florian Schnabel, Anna Sengül, Marko Bjelica, Bernd Witzigmann, Gadi Eisenstein, Johann Peter Reithmaier, 'Sub-50 kHz Linewidth 1.55 μm Quantum Dot Distributed Feedback Lasers', Compound Semiconductor Week, Nara, Japan, (May 2019).

Lukas Wetterau, Bernd Witzigmann, Manfred Albrecht, Class Abert, Dieter Suess, 'Micromagnetic Simulation of a Vortex Structure effected by a magnetic particle', CINSaT Spring Colloquium, Friedrichroda, March 2019.

Maximilian Bettenhausen, Julia Flesch, Friedhard Römer, Wolfgang M. Klesse, Changjiang You, Jacob Piehler, Giovanni Capellini & Bernd Witzigmann, 'Design of Semiconductor THz-Antennas', CINSaT Spring Colloquium, Friedrichroda, March 2019

Soenke Grüßing, Maximilian Bettenhausen, Friedhard Römer, Bernd Witzigmann, 'Resistance sheet model for 3D finite element electromagnetic simulations', CINSaT Spring Colloquium, Friedrichroda, March 2019.

Bruno Jentzsch, Alvaro Gomez-Iglesias, Alexander Tonkikh, Bernd Witzigmann, 'Surface-emitting superluminescent diode arrays', CLEO Conference Europe EQEC, June 2019, Munich, Germany.

Friedhard Römer and Bernd Witzigmann, 'Inhomogeneous spectral broadening in deep ultraviolet light emitting diodes', Photonics West Conference, San Francisco, US, Jan 2019.

B. Witzigmann, ' Carrier Injection Efficiency Modeling in III-nitride
Multiple Quantum-Well Structures', 1st International Workshop on AlGaN based UV Laserdiodes, Berlin, Germany, Aug. 2019

B. Witzigmann, ' Carrier transport in III-nitride multiple quantum well systems: non-equilibrium quantum vs.semi-classical models ', Short Course Quantum Mechanics and Semiconductors, University of California at Santa Barbara, US, May 2019.

Paul Mertin, Friedhard Römer, and Bernd Witzigmann, 'Numerical Analysis of GaP Photonic Crystal Cavities for Surface Emitter Coupling', DokDok, 8th doctoral conference on optics, Jena, Germany, 2019.

Friedhard Römer, Maximilian Bettenhausen, and Bernd Witzigmann, 'Finite Element based Electromagnetic Modeling of Nanophotonic Devices', CINSaT Spring Colloquium, Friedrichroda, March 2019.

F. Römer, M. Mocigemba, B. Witzigmann, V. Schlykow, G. Capellini, I. Fischer, 'Calculation of Plasmon-enhanced Absorption in GeSn Nano-Dots', Matheon Workshop: "12th Annual Meeting Photonic Devices", Berlin, Feb 2019.