Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2007Impact of interface formation on intersubband transitions in MBE GaInAs:Si/AlAsSb multiple coupled DQWs
Biermann, K.; Künzel, H.; Tribuzy, C.V.-B.; Ohser, S.; Schneider, H.; Helm, M.
Conference Paper
2007Resonant optical in-well pumping of an (AlGaln)(AsSb)-based vertical-external-cavity surface-emitting laser emitting at 2.35 µm
Schulz, N.; Rattunde, M.; Ritzenthaler, C.; Rösener, B.; Manz, C.; Köhler, K.; Wagner, J.; Brauch, U.
Journal Article
2007Two-photon photocurrent spectroscopy of electron intersubband relaxation and dephasing in quantum wells
Schneider, H.; Maier, T.; Walther, M.; Liu, H.C.
Journal Article
2005(AlGaIn)(AsSb) quantum well diode lasers with improved beam quality
Wagner, J.; Geerlings, E.; Kaufel, G.; Kelemen, M.T.; Manz, C.; Pfahler, C.; Rattunde, M.; Schmitz, J.
Conference Paper
2004Resonant two-photon photoemission in quantum-well infrared photodetectors
Maier, T.; Schneider, H.; Walther, M.; Koidl, P.; Liu, H.C.
Journal Article
2003Avalanche multiplication due to impact ionization in quantum-well infrared photodetectors: A quantitative approach
Rehm, R.; Schneider, H.; Walther, M.; Koidl, P.; Weimann, G.
Journal Article
2002Nanoscopic measurements of surface recombination velocity and diffusion length in a semiconductor quantum well
Malyarchuk, V.; Tomm, J.; Lienau, C.; Rinner, F.; Baeumler, M.
Journal Article
2002Quaternary GaInAsN with high In content: Dependence of band gap energy on N content
Serries, D.; Geppert, T.; Ganser, P.; Maier, M.; Köhler, K.; Herres, N.; Wagner, J.
Journal Article
2001Responsivity and Gain of InGaAs/GaAs-QWIPs and GaAs/AlGaAs-QWIPS: a Comparative Study
Rehm, R.; Schneider, H.; Schwarz, K.; Walther, M.; Koidl, P.; Weimann, G.
Conference Paper
1994Dependence of resonant electron and hole tunnelling times between quantum wells on barrier thickness.
Heberle, A.P.; Zhou, X.Q.; Tackeuchi, A.; Rühle, W.W.; Köhler, K.
Journal Article
1994Detection of Bloch oscillations in a semiconductor superlattice by time-resolved terahertz spectroscopy and degenerate four-wave mixing.
Waschke, C.; Leisching, P.; Bolivar, P.H.; Schwedler, R.; Brüggemann, F.; Roskos, H.G.; Leo, K.; Kurz, H.; Köhler, K.
Journal Article
1994Direct observation of resonant tunneling dynamics in high magnetic fields
Heberle, A.P.; Oestreich, M.; Haacke, S.; Rühle, W.W.; Maan, J.C.; Köhler, K.
Journal Article
1994Experimental realization of the Bloch oscillator in a semiconductor superlattice.
Waschke, C.; Roskos, H.G.; Leo, K.; Kurz, H.; Köhler, K.
Journal Article
1994Investigation of Bloch oscillations in a GaAs/AlGaAs superlattice by spectrally resolved four-wave mixing.
Leisching, P.; Bolivar, P.H.; Schwedler, R.; Leo, K.; Kurz, H.; Köhler, K.; Ganser, P.
Journal Article
1994Photovoltaic quantum well intersubband infrared detectors by internal electric fields
Schneider, H.; Ehret, S.; Larkins, E.C.; Ralston, J.D.; Schwarz, K.; Koidl, P.
Conference Paper
1994Time-resolved study of depashing mechanismen of excitons in GaAs/Al(x)Ga(1-x)As quantum-well structures
Bakker, H.J.; Leo, K.; Shah, J.; Köhler, K.
Journal Article
1993Coupling of exciton transitions associated with different quantum-well islands
Koch, M.; Feldmann, J.; Göbel, E.O.; Thomas, P.; Shah, J.; Köhler, K.
Journal Article
1993Enhancement of the in-plane effective mass of electrons in modulation-doped In(x)Ga(1-x)As quantum wells due to confinement effects
Hendorfer, G.; Seto, M.; Ruckser, H.; Jantsch, W.; Helm, M.; Brunthaler, G.; Jost, W.; Obloh, H.; Köhler, K.; As, D.J.
Journal Article
1993Hydrogen passivation of shallow impurities in GaAs/AlGaAs quantum wells.
Harris, C.I.; Stutzmann, M.; Köhler, K.
Journal Article
1993Optical spectroscopy of shallow impurity states in semiconductor quantum wells.
Monemar, B.; Holtz, P.O.; Harris, C.I.; Bergmann, J.P.; Kalt, H.; Sundaram, M.; Merz, J.L.; Gossard, A.C.; Köhler, K.; Schweizer, T.
Journal Article
1993Quantum beats versus polarization interference - an experimental distinction
Koch, M.; Feldmann, J.; Plessen, G. von; Göbel, E.O.; Thomas, P.; Köhler, K.
Book Article
1993Space-charge effects in photovoltaic double barrier quantum well infrared detectors.
Schneider, H.; Larkins, E.C.; Ralston, J.D.; Schwarz, K.; Fuchs, F.; Koidl, P.
Journal Article
1993Terahertz radiation from coherent electron oscillations in a double-quantum-well structure.
Roskos, H.G.; Nuss, M.C.; Shah, J.; Leo, K.; Miller, D.A.B.; Schmitt-Rink, S.; Köhler, K.
Book Article
1992Optische Untersuchungen an hoch dotierten GaAs-Schichten und GaAs/AlXGa1-XAs-Heterostrukturen
Ramsteiner, M.
Dissertation
1991Photovoltaic intersubband detectors for 3-5 mym using GaAs quantum wells sandwiched between AlAs tunnel barriers.
Dischler, B.; Fuchs, F.; Koidl, P.; Ralston, J.D.; Schneider, H.; Schwarz, K.
Journal Article