Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2018Optimization for high speed surface processing of metallic surfaces utilizing direct laser interference patterning
Lang, Valentin; Hoffmann, Tim; Lasagni, Andrés-Fabián
Conference Paper
2015Dislocation injection in strontium titanate by femtosecond laser pulses
Titus, M.S.; Echlin, M.P.; Gumbsch, P.; Pollock, T.M.
Journal Article
20102 MHz repetition rate, 200 ps pulse duration from a monolithic passively Q-switched microchip laser
Steinmetz, A.; Nodop, D.; Limpert, J.; Hohmuth, R.; Richter, W.; Tünnermann, A.
Conference Paper
2010CCD-camera-based electro-optical detection of nanosecond THz pulses from an optical parametric oscillator
Meng, F.Z.; Thomson, M.D.; Molter, D.; Löffler, T.; Jonuscheit, J.; Beigang, R.; Bartschke, J.; Bauer, T.; Nittmann, M.; Roskos, H.G.
Conference Paper
2009Direct observation of Landau-Zener tunneling in a curved optical waveguide coupler
Dreisow, F.; Szameit, A.; Heinrich, M.; Nolte, S.; Tünnermann, A.; Ornigotti, M.; Longhi, S.
Journal Article
2009Operational conditions for extinction ratio improvement in ultralong SOAs
Runge, P.; Elschner, R.; Bunge, C.-A.; Petermann, K.; Schlak, M.; Brinker, W.; Sartorius, B.
Journal Article
2007High-speed miniaturized photodiode and parallel-fed traveling-wave photodetectors based on InP
Beling, A.; Bach, H.-G.; Mekonnen, G.G.; Kunkel, R.; Schmidt, D.
Journal Article
2007Intersubband relaxation dynamics in single and double quantum wells based on strained InGaAs/AIAs/AIAsSb
Grimm, C.V.-B.; Priegnitz, M.; Winnerl, S.; Schneider, H.; Helm, M.; Biermann, K.; Künzel, H.
Journal Article
2007Ultrafast waveguide-integrated pin-photodiodes and photonic mixers from GHz to THz range
Bach, H.-G.
Conference Paper
2006High-bandwidth VCSEL devices
Paraskevopoulos, A.
Conference Paper
2006InP-based 1.55 µm waveguide-integrated photodetectors for high-speed applications
Beling, A.
Conference Paper
2006Laser helical drilling of silicon wafers with ns to fs pulses
Kaspar, J.; Luft, A.; Nolte, S.; Will, M.; Beyer, E.
Journal Article
2006Ultrahigh-speed OTDM-transmission technology
Weber, H.G.; Ludwig, R.; Ferber, S.; Schmidt-Langhorst, C.; Kroh, M.; Marembert, V.; Boerner, C.; Schubert, C.
Journal Article
2002Comparison of interferometric all-optical switches for demultiplexing applications in high-speed OTDM systems
Schubert, C.; Berger, J.; Diez, S.; Ehrke, H.J.; Ludwig, R.; Feiste, U.; Schmidt, C.; Weber, H.G.; Toptchiyski, G.; Randel, S.; Petermann, K.
Journal Article
2002Low-temperature-grown 1.55 mu m GaInAs/AlInAs quantum wells for optical switching: MBE growth and optical response
Kuenzel, H.; Biermann, K.; Boettcher, J.; Harde, P.; Kurtzweg, M.; Schneider, R.; Neumann, W.; Nickel, D.; Reimann, K.; Woerner, M.; Elsaesser, T.
Conference Paper
2001'On-wafer' surface implanted high power, picosecond pulse InGaAsP/InP ( lambda =1.53-1.55 mu m) laser diodes
Paraskevopoulos, A.; Hensel, H.-J.; Schelhase, S.; Frahm, J.; Kubler, J.; Denker, A.; Gubenko, A.; Portnoi, E.L.
Journal Article
2001160 Gb/s all-optical demultiplexing using a gain-transparent ultrafast-nonlinear interferometer
Diez, S.; Schubert, C.; Feiste, U.; Ludwig, R.; Berger, J.; Weber, H.G.
Conference Paper
2001160-Gb/s all-optical demultiplexing using a gain-transparent ultrafast-nonlinear interferometer (GT-UNI)
Schubert, C.; Diez, S.; Berger, J.; Ludwig, R.; Feiste, U.; Weber, H.G.; Toptchiyski, G.; Petermann, K.; Krajinovic, V.
Journal Article
2001160-Gb/s polarization insensitive all-optical demultiplexing using a gain-transparent ultrafast nonlinear interferometer (GT-UNI)
Schubert, C.; Berger, J.; Feiste, U.; Ludwig, R.; Schmidt, C.; Weber, H.G.
Journal Article
2001High-speed, high-power 1.55 mu m photodetectors
Umbach, A.; Trommer, D.; Steingrüber, R.; Seeger, A.; Ebert, W.; Unterborsch, G.
Journal Article
2001Ultrafast all-optical demultiplexing performance of monolithically integrated band gap shifted Mach-Zehnder interferometer
Tekin, T.; Schlak, M.; Brinker, W.; Berger, J.; Schubert, C.; Maul, B.; Molt, R.
Conference Paper
2000Impact of a conducting interface layer on the characteristics of integrated InP photoreceivers
Schramm, C.; Mekonnen, G.G.; Bach, H.-G.; Unterborsch, G.; Schlaak, W.; Ebert, W.; Wolfram, P.
Conference Paper
2000Ultrafast locking optical clock for IP packet switching applications
Bauer, S.; Bornholdt, C.; Brox, O.; Hoffmann, D.; Möhrle, M.; Sahin, G.; Sartorius, B.; Schelhase, S.
Conference Paper
2000Ultrafast, high-power 1.55 mu m side-illuminated photodetector with integrated spot size converter
Umbach, A.; Trommer, D.; Steingrüber, R.; Seeger, A.; Ebert, W.; Unterborsch, G.
Conference Paper
2000Ultrafast, high-power waveguide fed photodetector with integrated spot size converter
Trommer, D.; Schmidt, D.; Umbach, A.; Steingrüber, R.; Ebert, W.; Unterborsch, G.
Conference Paper
1999High-speed transmission over standard fiber
Weber, H.G.; Breuer, D.; Feiste, U.; Koltchanov, I.; Ludwig, R.; Weinert, C.M.
Conference Paper
1998High-power performance of a high-speed photodetector
Unterborsch, G.; Trommer, D.; Umbach, A.; Ludwig, R.; Bach, H.G.
Conference Paper
1998High-speed all-optical signal processing by switching devices based on semiconductor optical amplifiers
Diez, S.; Ludwig, R.; Weber, H.-G.
Conference Paper
1998Opto-electronic packaging for broadband high speed (40 Gb/s) optical demultiplexer chip
Rosin, T.; Bornholdt, C.; Hoffmann, D.; Burghardt, R.
Conference Paper
1998Simultaneous sampling of optical pulse intensities and wavelengths by four-wave mixing in a semiconductor optical amplifier
Diez, S.; Schmidt, C.; Hoffmann, D.; Bornholdt, C.; Sartorius, B.; Weber, H.G.; Jiang, L.; Krotkus, A.
Journal Article
1998Stable optical source and high-speed photodetector used for remote fiber-optic 64-GHz mm wave generation
Umbach, A.; Unterborsch, G.; Braun, R.P.; Grobkopf, G.
Conference Paper
1998A tunable femtosecond modelocked semiconductor laser for applications in OTDM-systems
Ludwig, R.; Diez, S.; Ehrhardt, A.; Kuller, L.; Pieper, W.; Weber, H.G.
Journal Article
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
1997Switching window of picosecond pulse switching using four-wave mixing in semiconductor-optical amplifiers
Schmidt, C.; Diez, S.; Ludwig, R.; Weber, H.G.
Conference Paper
1997Ultrafast monolithic InP-based photoreceiver module detecting a 40 Gbit/s optical TDM RZ modulated pulse sequence
Bach, H.-G.; Bertenburg, R.M.; Bulow, H.; Jacumeit, G.; Mekonnen, G.G.; Umbach, A.; Unterborsch, G.; Veith, G.; Waasen, S. van
Conference Paper
199627 GHz bandwidth integrated photoreceiver comprising a waveguide fed photodiode and a GaInAs/AlInAs-HEMT based travelling wave amplifier
Umbach, A.; Passenberg, W.; Unterborsch, G.; Mekonnen, G.G.; Schlaak, W.; Schramm, C.; Ebert, W.; Wolfram, P.; Bach, H.-G.; Waasen, S. van; Bertenburg, R.M.; Janssen, G.; Reuter, R.; Auer, U.; Tegude, F.-J.
Conference Paper
1996Mirror modulated lasers: a concept for high speed transmitters
Sartorius, B.; Möhrle, M.
Journal Article
1996Optical time-domain demultiplexing techniques using semiconductor laser amplifiers
Weber, H.G.; Agrawal, N.; Ehrhardt, A.; Ehrke, H.J.; Eiselt, M.; Jahn, E.; Ludwig, R.; Pieper, W.; Schnabel, R.
Conference Paper
1996Ultrafast monolithically integrated InP-based photoreceiver: OEIC-design, fabrication, and system application
Bach, H.-G.; Umbach, A.; Waasen, S. van; Bertenburg, R.M.; Unterborsch, G.
Journal Article
1996Ultrafast optical signal processing using semiconductor laser amplifiers
Schnabel, R.; Ludwig, R.; Pieper, W.; Diez, S.; Weber, H.G.
Journal Article
19953*10 Gbit/s, 100 km data transmission based an sliced spectrum signal generation using a single tunable mode locked semiconductor laser pulse source
Ludwig, R.; Pieper, W.; Langenhorst, R.; Weber, H.G.
Conference Paper
1995Fast 2*2 Mach-Zehnder optical space switches using InGaAsP-InP multiquantum-well structures
Agrawal, N.; Weinert, C.M.; Ehrke, H.-J.; Mekonnen, G.G.; Franke, D.; Bornholdt, C.; Langenhorst, R.
Journal Article
1995Monolithic integrated high-speed balanced-mixer detector on InP
Unterborsch, G.; Trommer, D.; Jacumeit, G.; Mekonnen, G.G.; Reier, F.; Stenzel, R.
Conference Paper
1995Turn-key-ready wavelength-, repetition rate- and pulsewidth-tunable femtosecond hybrid modelocked semiconductor laser
Ludwig, R.; Ehrhardt, A.
Journal Article
199410 Gbit/s all-optical clocked decision circuit using two-section semiconductor lasers
Weich, K.; Eggemann, R.; Hörer, J.; As, D.J.; Möhrle, M.; Patzak, E.
Journal Article
199412 GHz to 64 GHz continuous frequency tuning in selfpulsating 1.55 mu m quantum well DFB lasers
Feiste, U.; Möhrle, M.; Sartorius, B.; Hörer, J.; Löffler, R.
Conference Paper
199435 GHz bandwidth photonic space switch with travelling wave electrodes on InP
Kappe, F.; Mekonnen, G.G.; Bornholdt, C.; Reier, F.W.; Hoffman, D.
Journal Article
1994Fast all-optical switching using two-section injection-locked semiconductor lasers
Weich, K.; Patzak, E.; Hörer, J.
Journal Article
1994High speed all-optical functional elements using injection locked semiconductor lasers
Hörer, J.; Weich, K.; Möhrle, M.; Patzak, E.; Sartorius, B.
Conference Paper
1994Self-consistent calculation of quantum well electron transfer structures for ultrafast optical switches
Weinert, C.M.; Agrawal, N.
Conference Paper
1994Self-consistent finite difference method for simulation and optimization of quantum well electron transfer structures
Weinert, C.M.; Agrawal, N.
Journal Article
1994Ultrafast electron dynamics in InGaAlAs/InP graded-gap electron transfer optical modulator structures
Agrawal, N.; Wegener, M.
Conference Paper
1993All-optical and gate using femtosecond nonlinear gain dynamics in semiconductor laser amplifiers
Schnabel, R.; Pieper, W.; Ludwig, R.; Weber, H.G.
Conference Paper
1993All-optical demultiplexing using ultrafast four-wave-mixing in a semiconductor laser amplifier at 20 Gbit/s
Ludwig, R.; Raybon, G.
Conference Paper
1993Optical loop mirror with semiconductor laser amplifier: Application as optical correlator
Eiselt, M.; Ehrhardt, A.; Weber, H.G.
Conference Paper