Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
20213D X-ray microscopy of ultrasonically welded aluminum/fiber-reinforced polymer hybrid joints
Staab, Florian; Prescher, Mario; Balle, Frank; Kirste, Lutz
Journal Article
2021A 50-nm Gate-Length Metamorphic HEMT Technology Optimized for Cryogenic Ultra-Low-Noise Operation
Heinz, F.; Thome, F.; Leuther, A.; Ambacher, O.
Journal Article
2021A 75-305-GHz Power Amplifier MMIC with 10-14.9-dBm Pout in a 35-nm InGaAs mHEMT Technology
Thome, Fabian; Leuther, Arnulf
Journal Article
2021Advances in Pockels-effect-based adiabatic frequency conversion in lithium niobate high-Q optical microresonators
Minet, Yannick; Basler, Michael; Zappe, Hans; Buse, Karsten; Breunig, Ingo
Conference Paper
2021Atomic scale confirmation of ferroelectric polarization inversion in wurtzite-type AlScN
Wolff, Niklas; Fichter, Simon; Haas, Benedikt; Islam, Md Redwanul; Niekiel, Florian; Kessel, Maximilian; Ambacher, Oliver; Koch, Christoph; Wagner, Bernhard; Lofink, Fabian; Kienle, Lorenz
Journal Article
2021Bioengineering a light-responsive encapsulin nanoreactor
Diaz, Dennis; Vidal, Xavier; Sunna, Anwar; Care, Andrew
Journal Article
2021Characteristics of hetero-integrated GaN-HEMTs on CMOS technology by micro-transfer-printing
Reiner, Richard; Lerner, Ralf; Waltereit, Patrick; Hansen, Nis Hauke; Mönch, Stefan; Fecioru, Alin; Gomez, David
Conference Paper
2021A compact 281-319 GHz low-power downconverter MMIC for superheterodyne communication receivers
Grötsch, Christopher M.; Dan, Iulia; John, Laurenz; Wagner, Sandrine; Kallfass, Ingmar
Journal Article
2021Comparative study of direct and graphite-mediated oxidation of large PAHs
Weippert, Jürgen; Huber, Philipp; Hauns, Jakob; Narita, Akimitsu; Müllen, Klaus; Amsharov, Konstantin Y.; Böttcher, Artur; Kappes, Manfred M.
Journal Article
2021Comparison of active dual-gate and passive mixers for terahertz applications
Grötsch, Christopher M.; Dan, Iulia; John, Laurenz; Wagner, Sandrine; Kallfass, Ingmar
Journal Article
2021Design of low-resistance and area-efficient GaN-HEMTs for low-voltage power applications
Reiner, Richard; Benkhelifa, Fouad; Mönch, Stefan; Basler, Michael; Waltereit, Patrick; Mikulla, Michael; Quay, Rüdiger; Ambacher, Oliver
Conference Paper
2021Development and evaluation of a GaAs based 300 GHz module
Dyck, Alexander
: Backofen, Rolf; Ambacher, Oliver; Kallfass, Ingmar
Dissertation
2021Efficiency and Linearity of Digital "Class-C Like" Transmitters
Mul, Dieuwert P.N.; Bootsman, Rob J.; Bruinsma, Quinten; Shen, Yiyu; Krause, Sebastian; Quay, Rüdiger; Pelk, Marco J.; Rijs, Fred van; Heeres, Rob M.; Pires, Sergio; Alavi, Morteza; Vreede, Leo C.N. de
Conference Paper
2021Fabrication of n-Type doped v-shaped structures on (100) diamond
Schreyvogel, Christoph; Temgoua, Solange; Giese, Christian; Cimalla, Volker; Barjon, Julien; Nebel, Christoph E.
Journal Article
2021First Demonstration of Distributed Amplifier MMICs with more than 300-GHz Bandwidth
Thome, Fabian; Leuther, Arnulf
Journal Article
2021First-principles calculation of electroacoustic properties of wurtzite (Al,Sc)N
Urban, D.F.; Ambacher, Oliver; Elsässer, C.
Journal Article
2021Fraunhofer-Institut für Angewandte Festkörperphysik. Jahresbericht 2020/2021
 
Annual Report
2021Full H-Band LNA in 35 nm mHEMT Technology with Constant Current Bias Control
Weber, Rainer; Leuther, Arnulf; Lozar, Roger; Massler, Hermann
Conference Paper
2021A GaN-based active diode circuit for low-loss rectification
Basler, Michael; Reiner, Richard; Mönch, Stefan; Waltereit, Patrick; Quay, Rüdiger; Kallfass, Ingmar; Ambacher, Oliver
Conference Paper
2021Growth and fabrication of quasivertical current aperture vertical electron transistor structures
Doering, Philipp; Driad, Rachid; Leone, Stefano; Müller, Stefan; Waltereit, Patrick; Kirste, Lutz; Polyakov, Vladimir M.; Mikulla, Michael; Ambacher, Oliver
Journal Article
2021Growth defects in heteroepitaxial diamond
Lebedev, Vadim; Engels, Jan; Kustermann, Jan; Weippert, Jürgen; Cimalla, Volker; Kirste, Lutz; Giese, Christian; Quellmalz, Patricia; Graff, Andreas; Meyer, Frank; Höfer, Markus; Sittinger, Volker
Journal Article
2021H-Band quartz-silicon leaky-wave lens with air-bridge interconnect to GaAs front-end
Campo, Marta Arias; Holc, Katarzyna; Weber, Rainer; Martino, Carmine de; Spirito, Marco; Leuther, Arnulf; Bruni, Simona; Llombart, Nuria
Journal Article
2021Harmonic-Injection Class-EM/Fn Power Amplifier With Finite DC-Feed Inductance and Isolation Circuit
Mugisho, M.S.; Thian, M.; Piacibello, A.; Camarchia, V.; Quay, R.
Journal Article
2021High-power density DC-DC converters using highly-integrated half-bridge GaN ICs
Basler, Michael; Mönch, Stefan; Reiner, Richard; Benkhelifa, Fouad; Quay, Rüdiger; Ambacher, Oliver; Weidinger, Gerald; Weis, Gerald; Kallfass, Ingmar
Conference Paper
2021High-purity Er3N@C80 films: Morphology, spectroscopic characterization, and thermal stability
Weippert, Jürgen; Ulas, Seyithan; Meyer, Patrick Per; Strelnikov, Dmitry V.; Böttcher, Artur
Journal Article
2021High-Q AlGaN/GaN Varactors for Mobile Communication Systems
Amirpour, Raul
: Ambacher, Oliver
Dissertation
2021Hybrid Beam-Steering OFDM-MIMO Radar: High 3-D Resolution With Reduced Channel Count
Schneider, D.A.; Rösch, M.; Tessmann, A.; Zwick, T.
Journal Article
2021Impact of nitrogen, boron and phosphorus impurities on the electronic structure of diamond probed by x-ray spectroscopies
Choudhury, Sneha; Golnak, Ronny; Schulz, Christian; Lieutenant, Klaus; Tranchant, Nicolas; Arnault, Jean-Charles; Pinault-Thaury, Marie-Amandine; Jomard, Francois; Knittel, Peter; Petit, Tristan
Journal Article
2021Improved AlScN/GaN heterostructures grown by metal-organic chemical vapor deposition
Manz, Christian; Leone, Stefano; Kirste, Lutz; Ligl, Jana; Frei, Kathrin; Fuchs, Theodor; Prescher, Mario; Waltereit, Patrick; Verheijen, Marcel A.; Graff, Andreas; Simon-Najasek, Michél; Altmann, Frank; Fiederle, Michael; Ambacher, Oliver
Journal Article
2021InGaAs HEMT MMIC Technology on Silicon Substrate with Backside Field-Plate
Leuther, Arnulf; John, Laurenz; Iannucci, Robert; Christoph, T; Aidam, Rolf; Merkle, Thomas; Tessmann, Axel
Conference Paper
2021Inversion channel MOSFET on heteroepitaxially grown free-standing diamond
Zhang, Xufang; Matsumoto, Tsubasa; Nakano, Yuta; Noguchi, Hitoshi; Kato, Hiromitsu; Makino, Toshiharu; Takeuchi, Daisuke; Ogura, Masahiko; Yamasaki, Satoshi; Nebel, Christoph E.; Inokuma, Takao; Tokuda, Norio
Journal Article
2021Investigation of GaN-on-Si and GaN-on-SOI substrate capacitances for discrete and monolithic half-bridges
Mönch, Stefan; Reiner, Richard; Waltereit, Patrick; Quay, Rüdiger; Ambacher, Oliver; Kallfass, Ingmar
Conference Paper
2021Limitations and Implementation Strategies of Interstage Matching in a 6-W, 28-38-GHz GaN Power Amplifier MMIC
Neininger, Philipp; John, Laurenz; Thome, Fabian; Friesicke, Christian; Brueckner, Peter; Quay, Rüdiger; Zwick, Thomas
Journal Article
2021Low-Power Differential Input to Single-Ended Output GaN RF-DAC for RF-Signal Generation
Weis, M.; Friesicke, C.; Quay, R.; Ambacher, O.
Journal Article
2021Metal organic chemical vapour deposition regrown large area GaN-on-GaN current aperture vertical electron transistors with high current capability
Doering, Philipp; Driad, Rachid; Reiner, Richard; Waltereit, Patrick; Mikulla, Michael
Journal Article
2021Method and apparatus for the expansion of graphite
Roscher, Sarah
Patent
2021Microwave quantum optics as a direct probe of the Overhauser field in a quantum dot circuit quantum electrodynamics device
Jin, Pei-Quing; Jeske, Jan; Greentree, Andrew D.; Cole, Jared H.
Journal Article
2021Millimeter-Wave Radar Sensor for Automated Tomographic Imaging of Composite Materials in a Manufacturing Environment
Meier, Dominik; Zech, Christian; Baumann, Benjamin; Gashi, Bersant; Malzacher, Matthias; Schlechtweg, Michael; Kühn, Jutta; Rösch, Markus; Reindl, Leonhard M.
Journal Article
2021Millimeter-Wave Tomographic Imaging of Composite Materials
Meier, Dominik
: Ambacher, Oliver
Dissertation
2021Monolithic integrated AlGaN/GaN power converter topologies on high-voltage AlN/GaN superlattice buffer
Mönch, Stefan; Müller, Stefan; Reiner, Richard; Waltereit, Patrick; Czap, Heiko; Basler, Michael; Hückelheim, Jan; Kirste, Lutz; Kallfass, Ingmar; Quay, Rüdiger; Ambacher, Oliver
Journal Article
2021On the exceptional temperature stability of ferroelectric Al1-xScxN thin films
Islam, M.R.; Wolff, N.; Yassine, M.; Schönweger, G.; Christian, B.; Kohlstedt, H.; Ambacher, O.; Lofink, F.; Kienle, L.; Fichtner, S.
Journal Article
2021An overview of clutter mitigation methods for tomographic material inspection
Meier, Dominik; Gashi, Bersant; Zech, Christian; Baumann, Benjamin; Link, Torsten; Schlechtweg, Michael; Kühn, Jutta; Rösch, Markus; Reindl, Leonhard M.
Journal Article
2021PCB-Embedded GaN-on-Si Half-Bridge and Driver ICs with On-Package Gate and DC-Link Capacitors
Mönch, Stefan; Reiner, Richard; Waltereit, Patrick; Benkhelifa, Fouad; Hückelmheim, Jan; Meder, Dirk; Zink, Martin; Kaden, Thomas; Noll, Stefan; Mansfeld, Sebastian; Mingirulli, Nicola; Quay, Rüdiger; Kallfass, Ingmar
Journal Article
2021Polarization induced interface and electron sheet charges of pseudomorphic ScAlN/GaN, GaAlN/GaN, InAlN/GaN, and InAlN/InN heterostructures
Ambacher, Oliver; Christian, B.; Yassine, Mohammed Fadi; Baeumler, Martina; Leone, Stefano; Quay, Rüdiger
Journal Article
2021Quality assessment of in situ plasma-etched diamond surfaces for chemical vapor deposition overgrowth
Langer, Julia; Cimalla, Volker; Prescher, Mario; Ligl, Jana; Tegetmeyer, Björn; Schreyvogel, Christoph; Ambacher, Oliver
Journal Article
2021Reliability and failure analysis of 100 nm AlGaN/GaN HEMTs under DC and RF Stress
Dammann, Michael; Baeumler, Martina; Kemmer, Tobias; Konstanzer, Helmer; Brueckner, Peter; Krause, Sebastian; Graff, Andreas; Simon-Najasek, Michél
Conference Paper
2021Special session: Noisy intermediate-scale quantum (NISQ) computers - how they work, how they fail, how to test them?
Brandhofer, Sebastian; Devitt, Simon; Wellens, Thomas; Polian, Ilian
Conference Paper
2021Stability and residual stresses of sputtered wurtzite AlScN thin films
Österlund, Elmeri; Ross, Glenn; Caro, Miguel; Paulasto-Kröckel, Mervi; Hollmann, Andreas; Klaus, Manuela; Meixner, Matthias; Genzel, Christoph; Koppinen, Panu; Pensala, Tuomas; Zukauskaite, Agne; Trebala, Michael
Journal Article
2021Technology of GaN-Based Large Area CAVETs With Co-Integrated HEMTs
Döring, P.; Driad, R.; Reiner, R.; Waltereit, P.; Leone, S.; Mikulla, M.; Ambacher, O.
Journal Article
2021A Three Stage Gain Cell Topology with an Active Ultra-Wideband Input Matching in H-Band
Gatzastras, Athanasios; Massler, Hermann; Leuther, Arnulf; Chartier, Sebastian; Kallfass, Ingmar
Conference Paper
2021A three-phase GaN-on-Si inverter IC for low-voltage motor drives
Mönch, Stefan; Reiner, Richard; Benkhelifa, Fouad; Basler, Michael; Waltereit, Patrick; Quay, Rüdiger
Conference Paper
2021Two-tone intermodulation performance of a 300 GHz power amplifier MMIC
Schoch, Benjamin; Tessmann, Axel; Leuther, Arnulf; Szriftgiser, Pascal; Ducournau, Guillaume; Kallfass, Ingmar
Conference Paper
2021Wurtzite ScAlN, InAlN and GaAlN crystals, a comparison of structural, elastic, dielectric, and piezoelectric properties
Ambacher, O.; Christian, B.; Feil, N.; Urban, D.F.; Elsässer, C.; Prescher, M.; Kirste, L.
Journal Article
2020100 Gb/s Real-Time Transmission over a THz Wireless Fiber Extender using a Digital-Coherent Optical Modem
Castro, Carlos; Elschner, Robert; Merkle, Thomas; Schubert, Colja; Freund, Ronald
Conference Paper
2020A 600 V p-GaN gate HEMT with intrinsic freewheeling schottky-diode in a GaN power IC with bootstrapped driver and sensors
Mönch, Stefan; Reiner, Richard; Waltereit, Patrick; Müller, Stefan; Quay, Rüdiger; Ambacher, Oliver; Kallfass, Ingmar
Conference Paper
2020A 600V GaN-on-Si power IC with integrated gate driver, freewheeling diode, temperature and current sensors and auxiliary devices
Mönch, Stefan; Reiner, Richard; Waltereit, Patrick; Hückelheim, Jan; Meder, Dirk; Quay, Rüdiger; Ambacher, Oliver; Kallfass, Ingmar
Conference Paper
2020Amplification by stimulated emission of nitrogen vacancy centres in a diamond-loaded fibre cavity
Nair, Sarath Raman; Rogers, Lachlan J.; Vidal, Xavier; Roberts, Reece P.; Abe, Hiroshi; Ohshima, Takeshi; Yatsui, Takashi; Greentree, Andrew D.; Jeske, Jan; Volz, Thomas
Preprint
2020Amplification by stimulated emission of nitrogen-vacancy centres in a diamond-loaded fibre cavity
Nair, Sarath Raman; Rogers, Lachlan J.; Vidal, Xavier; Roberts, Reece P.; Abe, Hiroshi; Ohshima, Takeshi; Yatsiu, Takashi; Greentree, Andrew D.; Jeske, Jan; Volz, Thomas
Journal Article
2020Aufbaukonzept für HF-Systeme
Ihle, Martin; Ziesche, Steffen; Zech, Christian; Baumann, Benjamin
Patent
2020Broadband 300-GHz power amplifier MMICs in InGaAs mHEMT technology
John, Laurenz; Tessmann, Axel; Leuther, Arnulf; Neininger, Philipp; Merkle, Thomas; Zwick, Thomas
Journal Article
2020Broadband and high-gain 400-GHz InGaAs mHEMT medium-power amplifier S-MMIC
Gashi, Bersant; John, Laurenz; Meier, D.; Rösch, Markus; Tessmann, Axel; Leuther, Arnulf; Massler, Hermann; Schlechtweg, Michael; Ambacher, Oliver
Conference Paper
2020Broadband High-Efficiency Power Amplifiers in 150 nm AlGaN/GaN Technology at Ka-Band
Samis, Stanislav; Friesicke, Christian; Maier, Thomas; Quay, Rüdiger; Jacob, A.F.
Conference Paper
2020Clutter mitigation based of adaptive singular value decomposition in tomographic radar images for material inspection
Meier, Dominik; Gashi, Bersant; Link, Torsten; Schwarze, Thomas; Zech, Christian; Baumann, Benjamin; Schlechtweg, Michael; Kühn, Jutta; Rösch, Markus; Reindl, Leonhard M.
Conference Paper
2020Considerations for Through-Substrate-Via Placement in InGaAs mHEMT THz Circuits Using Thin-Film Wiring
John, Laurenz; Neininger, Philipp; Tessmann, Axel; Leuther, Arnulf; Zwick, Thomas
Conference Paper
2020Consistent surface-potential-based modeling of drain and gate currents in AlGaN/GaN HEMTs
Albahrani, Sayed Ali; Heuken, Lars; Schwantuschke, Dirk; Gneiting, Thomas; Burghartz, Joachim N.; Khandelwal, Sourabh
Journal Article
2020Control of the Mechanical Adhesion of III-V Materials Grown on Layered h-BN
Vuong, Phuong; Sundaram, Suresh; Mballo, Adama; Patriarche, Gilles; Leone, Stefano; Benkhelifa, Fouad; Karrakchou, Soufiane; Moudakir, Tarik; Gautier, Simon; Voss, Paul L.; Salvestrini, Jean-Paul; Ougazzaden, A.
Journal Article
2020Darstellung und Simulation von AlN/GaN-Übergitterstrukturen für elektronische Bauelemente
Manz, Christian
: Bast, H.; Ambacher, Oliver; Fiederle, M.
Dissertation
2020Determining Elastic Constants of AlScN Films on Silicon Substrates by Laser Ultrasonics
Rogall, Olga; Feil, Niclas M.; Ding, Anli; Mayer, Elena; Pupyrev, Pavel D.; Lomonosov, Alexey M.; Zukauskaite, Agne; Ambacher, Oliver; Mayer, Andreas P.
Conference Paper
2020Development and evaluation of a GaAs based 300 GHz module
Dyck, Alexander
: Ambacher, Oliver (Gutachter); Kallfass, Ingmar (Gutachter)
Dissertation
2020Development of All-Diamond Scanning Probes Based on Faraday Cage Angled Etching Techniques
Giese, Christian; Quellmalz, Patricia; Knittel, Peter
Journal Article
2020Diamond for Quantum Applications. Part 1
: Nebel, Christoph E.; Aharnovich, Igor; Mizuochi, Norikazu; Hatano, Mutsuko
Scientific Anthology
2020E-band balanced broadband driver amplifier MMIC with 1.8 THz gain-bandwidth product
Schoch, Benjamin; Tessmann, Axel; Wagner, Sandrine; Kallfass, Ingmar
Conference Paper
2020Elektroakustischer Resonator und Verfahren zu dessen Herstellung
Lebedev, Vadim
Patent
2020Enhanced electromechanical coupling in SAW resonators based on sputtered non-polar Al₀.₇₇Sc₀.₂₃N (1120) thin films
Ding, Anli; Kirste, Lutz; Lu, Yuan; Driad, Rachid; Kurz, Nicolas; Lebedev, Vadim; Christoph, Tim; Feil, Niclas M.; Lozar, Roger; Metzger, Thomas; Ambacher, Oliver; Zukauskaite, Agne
Journal Article
2020Erratum: 3 GHz RF measurements of AlGaN/GaN transistors transferred from silicon substrates onto single crystalline diamond
Gerrer, T.; Czap, H.; Maier, T.; Benkhelifa, F.; Müller, S.; Nebel, C.E.; Waltereit, P.; Quay, R.; Cimalla, V.
Erratum
2020Evidence of strong electron-phonon interaction in a GaN-based quantum cascade emitter
Hofstetter, Daniel; Beck, Hans; Epler, John E.; Kirste, Lutz; Bour, David P.
Journal Article
2020Experimental demonstrations of high-capacity THz-wireless transmission systems for beyond 5G
Castro, Carlos; Elschner, Robert; Merkle, Thomas; Schubert, Colja; Freund, Ronald
Journal Article
2020Expitaxial growth of GaN/Ga2O3 and Ga2O3/GaN heterostructures for novel high electron mobility transistors
Leone, Stefano; Fornari, Roberto; Bosi, Matteo; Montedoro, Vicenzo; Kirste, Lutz; Doering, Philipp; Benkhelifa, Fouad; Prescher, Mario; Manz, Christian; Polyakov, Vladimir M.; Ambacher, Oliver
Journal Article
2020Extreme temperature modeling of AlGaN/GaN HEMTs
Albahrani, Sayed Ali; Mahajan, Dhawal; Kargazzi, Saleh; Schwantuschke, Dirk; Gneiting, Thomas; Senesky, Debbie G.; Khandelwal, Sourabh
Journal Article
2020Failure Analysis of 100 nm AlGaN/GaN HEMTs Stressed under On- and Off-State Stress
Kemmer, Tobias; Dammann, Michael; Baeumler, Martina; Polyakov, Vladimir M.; Brueckner, Peter; Konstanzer, Helmer; Quay, Rüdiger; Ambacher, Oliver
Conference Paper
2020Fan-out wafer level packaging of GaN components for RF applications
Braun, Tanja; Nguyen, Thanh Duy; Voges, Steves; Wöhrmann, Markus; Gernhardt, Robert; Becker, Karl-Friedrich; Ndip, Ivan; Freimund, Damian; Schneider-Ramelow, Martin; Lang, Klaus-Dieter; Schwantuschke, Dirk; Ture, Erdin; Pretl, Michael; Engels, Sven
Conference Paper
2020First demonstration of G-band broadband GaN power amplifier MMICs operating beyond 200 GHz
Ćwikliński, Maciej; Brueckner, Peter; Leone, Stefano; Krause, Sebastian; Friesicke, Christian; Massler, Hermann; Quay, Rüdiger; Ambacher, Oliver
Conference Paper
2020Formation of U-shaped diamond trenches with vertical {111} sidewalls by anisotropic etching of diamond (110) surfaces
Nagai, M.; Nakamura, Y.; Yamada, T.; Tabakoya, T.; Matsumoto, T.; Inukoma, T.; Nebel, Christoph E.; Makino, T.; Yamasaki, S.; Tokuda, N.
Journal Article
2020Fraunhofer-Institut für Angewandte Festkörperphysik. Jahresbericht 2019/2020
 
Annual Report
2020Frequency multiplier and mixer MMICs based on a metamorphic HEMT technology including schottky diodes
Thome, Fabian; Ture, Erdin; Iannucci, Robert; Leuther, Arnulf; Schäfer, Frank; Navarrini, Alessandro; Serres, Patrice
Journal Article
2020A fully-integrated W-band I/Q-down conversion MMIC for use in radio astronomical multi-pixel receivers
Thome, Fabian; Ture, Erdin; Leuther, Arnulf; Schäfer, Frank; Navarrini, Alessandro; Serres, Patrice; Ambacher, Oliver
Conference Paper
2020GaN HEMTs. The benefits of far higher voltages
Krause, Sebastian
Journal Article
2020A GaN-based currrent sense amplifier for GaN HEMTs with integrated current shunts
Basler, Michael; Mönch, Stefan; Reiner, Richard; Waltereit, Patrick; Quay, Rüdiger; Kallfass, Ingmar; Ambacher, Oliver
Conference Paper
2020High-Q AlGaN/GaN Varacators for Mobile Communication Systems
Amirpour, Raul
: Ambacher, Oliver (Referent); Reindl, Leonhard (Referent); Manoli, Y. (Referent)
Dissertation
2020Hybrid evaporation/spray-coating process for a simplified and controllable production of perovskite solar cells
Cojocaru, Ludmila; Wienands, Karl; Erdil, Ulas; Schulze, Patricia S.C.; Mundt, Laura E.; Bett, Alexander J.; Breitwieser, Matthias; Lombeck, Florian; Prescher, Mario; Kirste, Lutz; Vierrath, Severin; Goldschmidt, Jan Christoph; Glunz, Stefan W.
Journal Article
2020Hybrid fiber-optical/THz-wireless link transmission using low-cost IM/DD optics
Rodrigues, Francisco; Ferreira, Ricardo; Castro, Carlos; Elschner, Robert; Merkle, Thomas; Schubert, Colja; Teixeira, António
Conference Paper
2020Impact of surface chemistry and doping concentrations on biofunctionalization of GaN/Ga-In-N quantum wells
Naskar, Nilanjon; Schneidereit, Martin F.; Huber, Florian; Chakrabortty, Sabyasachi; Veith, Lothar; Metzger, Markus; Kirste, Lutz; Fuchs, Theo; Diemant, Thomas; Weil, Tanja; Behm, R. Jürgen; Thonke, Klaus; Scholz, Ferdinand
Journal Article
2020Imprinting the polytype structure of silicon carbide by rapid thermal processing
Pezoldt, Jörgen; Cimalla, Volker
Journal Article
2020In situ approach to fabricate heterojunction p-n CuO-ZnO nanostructures for efficient photocatalytic reactions
Kaur, Rupinder; Suresh, Mahesh; Lopez-Vidrier, Julian; Gutsch, Sebastian; Weiss, Charlotte; Prescher, Mario; Kirste, Lutz; Singh, Rohit; Pal, Bhupender; Zacharias, Margit
Journal Article
2020In-Plane Oriented Stacks of c-AlScN/Mo (110) for BAW Resonators Grown by Magnetron Sputter Epitaxy
Sundarapandian, Balasubramanian; Kessel, Matthias; Zukauskaite, Agne; Kirste, Lutz; Sun, Cheng; Ambacher, Oliver
Conference Paper
2020Influence of Different Surface Morphologies on the Performance of High-Voltage, Low-Resistance Diamond Schottky Diodes
Reinke, Philipp; Benkhelifa, Fouad; Kirste, Lutz; Czap, Heiko; Pinti, Lucas; Zürbig, Verena; Cimalla, Volker; Nebel, Christoph E.; Ambacher, Oliver
Journal Article
2020InGaAs MOSHEMT W-Band LNAs on Silicon and Gallium Arsenide Substrates
Thome, Fabian; Heinz, Felix; Leuther, Arnulf
Journal Article
2020Insight into Al₂O₃/ B-doped diamond interface states with high-temperature conductance method
Zhang, Xufang; Matsumoto, Tsubasa; Sakurai, Ukyo; Makino, Toshiharu; Ogura, Masahiko; Sometani, Mitsuru; Yamasaki, Satoshi; Nebel, Christoph E.; Inokuma, Takao; Tokuda, Norio
Journal Article
2020An interlaboratory study of the reproducibility of on-wafer S-parameter measurements from 140 GHz to 220 GHz
Clarke, R.; Shang, Xiaobang; Ridler, Nick M.; Lozar, Roger; Probst, Thorsten; Arz, Uwe
Conference Paper
2020Investigations of the deuterium permeability of as-deposited and oxidized Ti2AlN coatings
Gröner, L.; Mengis, L.; Galetz, M.; Kirste, Lutz; Daum, P.; Wirth, M.; Meyer, F.; Fromm, A.; Blug, B.; Burmeister, F.
Journal Article
2020Large-area lateral AlGaN/GaN-on-Si field-effect rectifier with low turn-on voltage
Basler, Michael; Reiner, Richard; Mönch, Stefan; Waltereit, Patrick; Quay, Rüdiger; Kallfass, Ingmar; Ambacher, Oliver
Journal Article
2020Long-range high-speed THz-wireless transmission in the 300 GHz Band
Castro, Carlos; Elschner, Robert; Merkle, Thomas; Schubert, Colja; Freund, Ronald
Conference Paper
2020Low-loss millimeter-wave SPDT switch MMICs in a Metamorphic HEMT Technology
Thome, Fabian; Leuther, Arnulf; Ambacher, Oliver
Journal Article
2020Metal-organic chemical vapor deposition of aluminum scandium nitride
Leone, Stefano; Ligl, Jana; Manz, Christian; Kirste, Lutz; Fuchs, Theo; Menner, Hanspeter; Prescher, Mario; Wiegert, Joachim; Zukauskaite, Agne; Quay, Rüdiger; Ambacher, Oliver
Journal Article
2020Metalorganic chemical vapor phase deposition of AlScN/GaN heterostructures
Ligl, Jana; Leone, Stefano; Manz, Christian; Kirste, Lutz; Doering, Philipp; Fuchs, Theodor; Prescher, Mario; Ambacher, Oliver
Journal Article
2020Microstructural and optical emission properties of diamond multiply twinned particles
Lebedev, Vadim; Yoshikawa, Taro; Schreyvogel, Christoph; Kirste, Lutz; Weippert, Jürgen; Kunzer, Michael; Graff, Andreas; Ambacher, Oliver
Journal Article
2020Mid-IR sensing platform for trace analysis in aqueous solutions based on a germanium-on-silicon waveguide chip with a mesoporous silica coating for analyte enrichment
Teigell Benéitez, Nuria; Baumgartner, Bettina; Missinne, Jeroen; Radosavlkevic, Sanja; Wacht, Dominik; Hugger, Stefan; Leszcz, Pawel; Lendl, Bernard; Roelkens, Gunther
Journal Article
2020Monolithic integration of inductive components in a GaN-on-Si technology
Basler, Michael; Mönch, Stefan; Reiner, Richard; Waltereit, Patrick; Quay, Rüdiger; Kallfass, Ingmar; Ambacher, Oliver
Conference Paper
2020Monolithic millimeter-wave integrated circuits for low-power wireless communication systems with high data rates
Thome, Fabian
: Ambacher, Oliver (Referent); Kallfass, Ingmar (Referent)
Dissertation
2020Monolithic Millimeter-Wave Integrated Circuits for Low-Power Wireless Communication Systems with High Data Rates
Thome, Fabian
: Bast, H.; Ambacher, Oliver; Kallfass, Ingmar
Dissertation
2020Nanostructured boron doped diamond electrodes with increased reactivity for solar-driven CO₂ reduction in room temperature ionic liquids
Knittel, Peter; Buchner, Franzsika; Hadzifekzovic, Emina; Giese, Christian; Quellmalz, Patricia; Seidel, Robert; Petit, Tristan; Iliev, Boyan; Schubert, Thomas J.S.; Nebel, Christoph E.; Foord, John S.
Journal Article
2020Nitrogen-vacancy doped CVD diamond for quantum applications: A review
Nebel, Christoph E.
Book Article
2020Noise performance of Sub-100-nm metamorphic HEMT technologies
Heinz, Felix; Thome, Fabian; Leuther, Arnulf; Ambacher, Oliver
Conference Paper
2020Non-ideal quarter-wavelength Bragg-reflection waveguides for nonlinear interaction: Eigen equation and tolerance
Yang, Quankui K.; Passow, Thorsten
Journal Article
2020Non-Polar a-plane AlScN(1120) Thin Film Based SAW Resonantors with Significantly Improved Electromechanical Coupling
Ding, Anli; Driad, Rachid; Lu, Yuan; Feil, Niclas M.; Kirste, Lutz; Christoph, Tim; Ambacher, Oliver; Zukauskaite, Agne
Conference Paper
2020A novel 32-Gb/s 5.6-Vpp digital-to-analog converter in 100 nm GaN technology for 5G signal generation
Weiß, Markus; Friesicke, Christian; Quay, Rüdiger; Ambacher, Oliver
Conference Paper
2020Novel applications of plasmonics and photonics devices to sub-THz wireless
Burla, Maurizio; Hoessbacher, Claudia; Heni, Wolfgang; Haffner, Christian; Fedoryshyn, Yuriy; Werner, Dominik; Watanabe, Tatsuhiko; Salamin, Yannik; Massler, Hermann; Hillerkuss, D.; Elder, Delwin; Dalton, Larry; Leuthold, Juerg
Conference Paper
2020Novel Method for Extracting Material Constants of Epitaxial Wurtzite AlScN Films on Sapphire Using Higher Order Surface Acoustic Wave Modes
Feil, Niclas M.; Mayer, Elena; Christian, Björn; Ding, Anli; Zukauskaite, Agne; Ambacher, Oliver
Conference Paper
2020Oligomerization of Dehydrogenated Polycyclic Aromatic Hydrocarbons on Highly Oriented Pyrolytic Graphite
Weippert, J.; Hauns, J.; Bachmann, J.; Greisch, J.-F.; Narita, A.; Müllen, K.; Böttcher, A.; Kappes, M.M.
Journal Article
2020Optimization of metal-organic chemical vapor deposition regrown n-GaN
Leone, Stefano; Brueckner, Peter; Kirste, Lutz; Doering, Philipp; Fuchs, Theodor; Müller, Stefan; Prescher, Mario; Quay, Rüdiger; Ambacher, Oliver
Journal Article
2020A phase shifter with integrated PA MMIC for Ka-Band frequencies
Neininger, Philipp; Amirpour, Raul; John, Laurenz; Friesicke, Christian; Quay, Rüdiger; Zwick, Thomas
Conference Paper
2020Photonic-electronic ultra-broadband signal processing: Concepts, devices, and applications
Koos, Christian; Randel, Sebastian; Freude, Wolfgang; Zwick, Thomas; Scheytt, J.C.; Witzens, J.; Walther, Martin; Harter, Tobias; Ummethala, Sandeep; Kieninger, C.; Zwickel, H.; Marin-Palomo, P.; Muehlbrandt, Sascha; Füllner, C.; Schaefer, J.; Gudyriev, S.; Zazzi, A.; Müller, J.; Tessmann, Axel
Conference Paper
2020Physics-oriented device model for packaged GaN devices
Mahajan, Dhawal; Albahrani, Sayed Ali; Sodhi, Raj; Eguchi, Takashi; Khandelwal, Sourabh
Journal Article
2020Probing the backscattering of TiO2 particles with vortex beams
Zammbrana-Puyalto, Xavier; Vidal, Xavier; Molina-Terriza, Gabriel
Conference Paper
2020Propagation of Millimeter Waves in Composite Materials
Meier, Dominik; Zech, Christian; Baumann, Benjamin; Gashi, Bersant; Schlechtweg, Michael; Kühn, Jutta; Rösch, M.; Reindl, Leonard M.
Journal Article
2020Quantum magnetic sensor using fibre-cavity diamond nitrogen-vacancy centre laser
Nair, S.R.; Rogers, L.J.; Roberts, R.P.; Volz, T.; Greentree, A.D.; Abe, H.; Ohshima, T.; Yatsui, T.; Vidal, X.; Jeske, J.
Conference Paper
2020Real-time demonstration of a 100 Gb/s THz-wireless fiber extender
Castro, C.; Elschner, R.; Merkle, T.; Schubert, C.; Freund, R.
Conference Paper
2020Real-time experimental wireless testbed with digital beamforming at 300 GHz
Ntouni, Georgia D.; Merkle, Thomas; Loghis, Eleftherios K.; Tzeranis, Georgios; Koratzinos, Vassilis; Skentos, Nikolaos D.; Kritharidis, Dimitrios
Conference Paper
2020Reduktive elektrochemische Exofoliation von Graphenflocken
Roscher, Sarah
: Ambacher, Oliver (Gutacher); Fiederle, Michael
Dissertation
2020Reliability characteristics of vertical pin diodes on Si and GaN substrates for high-power applications
Gupta, Rohit
: Ambacher, Oliver (Erstprüfer); Quay, Rüdiger (Zweitprüfer); Driad, Rachid (Supervisor)
Master Thesis
2020Si-substrate removal for AlGaN/GaN devices on PCB carriers
Reiner, Richard; Gerrer, Thomas; Weiss, Beatrix; Waltereit, Patrick; Mönch, Stefan; Meder, Dirk; Sinnwell, Matthias; Dammann, Michael; Quay, Rüdiger; Ambacher, Oliver
Conference Paper
2020Single crystal diamond pyramids for applications in nanoscale quantum sensing
Batzer, Marietta; Shields, Brendan; Neu, Elke; Widmann, Claudian; Giese, Christian; Nebel, Christoph E.; Maletinsky, Patrick
Journal Article
2020Static and dynamic characterization of a monolithic integrated temperature sensor in a 600 V GaN Power IC
Koch, Dominik; Mönch, Stefan; Reiner, Richard; Hückelheim, Jan; Munoz Baron, Kevin; Waltereit, Patrick; Kallfass, Ingmar
Conference Paper
2020Study of Power Amplifier Harmonic Output Termination for two AlGaN/GaN Technologies at K-/Ka-Band
Samis, Stanislav; Friesicke, Christian; Lozar, Roger; Maier, Thomas; Brueckner, Peter; Quay, Rüdiger; Jacob, Arne
Conference Paper
2020Thermoelectrically-Cooled InAs/GaSb Type-II Superlattice Detectors as an Alternative to HgCdTe in a Real-Time Mid-Infrared Backscattering Spectroscopy System
Müller, Raphael; Härtelt, Marko; Niemasz, Jasmin; Schwarz, Klaus; Daumer, Volker; Flores, Yuri V.; Ostendorf, Ralf; Rehm, Robert
Journal Article
2020THz channel sounding: Design and validation of a high performance channel sounder at 300 GHz
Schmieder, Mathis; Keusgen, Wilhem; Peter, Michael; Wittig, Sven; Merkle, Thomas; Wagner, Sandrine; Kuri, Michael; Eichler, Taro
Conference Paper
2020Toward AlGaN focal plane arrays for solar-blind ultraviolet detection
Rehm, Robert; Driad, Rachid; Kirste, Lutz; Leone, Stefano; Passow, Thorsten; Rutz, Frank; Watschke, Lars; Zibold, Andreas
Journal Article
2020The two-dimensional electron gas of the In₂O₃ surface: Enhanced thermopower, electrical transport properties, and its reduction by adsorbates or compensating acceptor doping
Papadogianni, Alexandra; Rombach, Julius; Berthold, Theresa; Polyakov, Vladimir M.; Krischok, Stefan; Himmerlich, Marcel; Bierwagen, Oliver
Preprint
2020Two-dimensional electron gas of the In2O3 surface: Enhanced thermopower, electrical transport properties, and reduction by adsorbates or compensating acceptor doping
Papadogianni, A.; Rombach, J.; Berthold, T.; Polyakov, V.; Krischok, S.; Himmerlich, M.; Bierwagen, O.
Journal Article
2020Validation of the Industry-Standard ASM-GaN Model for Gate-Length Scaling
Albahrani, Sayed Ali; Hodges, Jason; Heuken, Lars; Schwantuschke, Dirk; Gneiting, Thomas; Burghartz, Joachim N.; Khandelwal, Sourabh
Conference Paper
2020Verfahren zum Bonden von zumindest einem Wafer und Substrat mit einem darauf befindlichen Wafer
Gerrer, Thomas; Cimalla, Volker; Graff, Andreas; Simon-Najasek, Michél
Patent
2020Vorrichtung und Verfahren zur Zündung eines Brennstoffgemisches im Brennraum einer Brennkraftmaschine
Hülsmann, Axel
Patent
2020Wafer-level packaging for electronic RF systems using GaN technologies
Stieglauer, H.; Riepe, K.J.; Moereke, J.; Grünenpütt, J.; Sommer, D.; Hollmer, M.; Blanck, H.; Pierson, V.; Lambert, B.; Richard, E.; Hansen, U.; Maus, S.; Brückner, P.
Conference Paper