Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2019An active gate-pumped transconductance upconverter for terahertz frequencies
Grötsch, Christopher M.; Wagner, Sandrine; Kallfass, Ingmar
Conference Paper
2019High repetition rate frequency comb up- and down-conversion in synchronously driven microresonators
Szabados, Jan; Brasch, Victor; Herr, Simon J.; Obrzud, Ewelina; Jia, Yuechen; Lecomte, Steve; Buse, Karsten; Breunig, Ingo; Herr, Tobias
Conference Paper
2019Quasi-phase matching in integrated lithium-niobate whispering galleries
Breunig, Ingo; Buse, Karsten
Conference Paper
2018Ultra-broadband frequency multiplier MMICs for communication and radar applications
Grötsch, Christopher; Wagner, Sandrine; Leuther, Arnulf; Meier, Dominik; Kallfass, Ingmar
Conference Paper
2017Batch-processed high-Q integrated lithium-niobate-on-insulator ridge waveguide whispering-gallery resonators
Wolf, Richard; Zappe, Hans; Buse, Karsten; Breunig, Ingo
Conference Paper
2017Laser-active whispering-gallery resonators as versatile platform for optical three-wave mixing
Herr, Simon J.; Buse, Karsten; Breunig, Ingo
Conference Paper
2017Piezo-tunable second-harmonic-generation in a whispering-gallery resonator
Werner, Christoph S.; Buse, Karsten; Breunig, Ingo
Conference Paper
2014Active 600 GHz frequency multiplier-by-Six S-MMICs for submillimeter-wave generation
Lewark, U.J.; Zwick, T.; Tessmann, A.; Massler, H.; Leuther, A.; Kallfass, I.
Conference Paper
2013A 240 GHz quadrature receiver and transmitter for data transmission up to 40 Gbit/s
Lopez-Diaz, D.; Tessmann, A.; Leuther, A.; Wagner, S.; Schlechtweg, M.; Ambacher, O.; König, S.; Antes, J.; Boes, F.; Kurz, F.; Henneberger, R.
Conference Paper
2013An active 600 GHz frequency multiplier-by-Six S-MMIC
Lewark, U.J.; Tessmann, A.; Massler, H.; Leuther, A.; Zwick, T.; Kallfass, I.
Conference Paper
2013High-sensitivity photoacoustic absorption spectroscopy of nonlinear optical materials
Waasem, Niklas; Buse, Karsten; Kühnemann, Frank
Conference Paper
2012255 to 330 GHz active frequency tripIer MMIC
Lewark, U.J.; Tessmann, A.; Wagner, S.; Leuther, A.; Zwick, T.; Kallfass, I.
Conference Paper
2012E-band active frequency-multiplier-by-eight MMIC with >20 dB conversion gain and excellent spurious suppression
Lewark, U.J.; Tessmann, A.; Massler, H.; Leuther, A.; Kallfass, I.
Conference Paper
2012Miniaturized ultra-broadband G-band frequency doubler MMIC
Lewark, U.J.; Massler, H.; Tessmann, A.; Leuther, A.; Kallfass, I.
Conference Paper
2012A subharmonic chipset for gigabit communication around 240 GHz
Lopez-Diaz, D.; Kallfass, I.; Tessmann, A.; Leuther, A.; Wagner, S.; Schlechtweg, M.; Ambacher, O.
Conference Paper
2011High-average power second harmonic generation of femtosecond fiber lasers
Hädrich, S.; Rothhardt, J.; Eidam, T.; Gottschall, T.; Limpert, J.; Tünnermann, A.
Conference Paper
2010Subharmonically pumped 210 GHz I/Q mixers
Lopez-Diaz, D.; Kallfass, I.; Tessmann, A.; Leuther, A.; Massler, H.; Schlechtweg, M.; Ambacher, O.
Conference Paper
1999High-to-low frequency conversion in nonlinear circuits: closed results in frequency and time domain
Ochs, W.
Conference Paper
1997Four-wave mixing in semiconductor optical amplifiers for frequency conversion and fast optical switching
Diez, S.; Schmidt, C.; Ludwig, R.; Weber, H.G.; Obermann, K.; Kindt, S.; Koltchanov, I.; Petermann, K.
Journal Article
1993Multiterahertz frequency conversion of a picosecond pulse train using nonlinear gain dynamics in a 1.5 mu m MQW semiconductor laser amplifier
Schnabel, R.; Pieper, W.; Ludwig, R.; Weber, H.G.
Journal Article
1989Broadband exchange by coherent multi-carrier switching
Bachus, E.-J.; Braun, R.-P.; Caspar, C.; Foisel, H.M.; Keil, N.; Yao, H.H.; Strebel, B.
Conference Paper