Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2017Hyperspectral imaging for standoff trace detection of explosives using quantum cascade lasers
Fuchs, F.; Hugger, S.; Jarvis, J.P.; Härtelt, M.; Yang, Q.K.K.; Rattunde, M.; Ostendorf, R.; Schilling, C.; Driad, R.; Aidam, R.; Wagner, J.
Conference Paper
2016Imaging standoff trace detection of explosives using IR-laser based backscattering
Fuchs, F.; Hugger, S.; Jarvis, J.; Yang, Q.K.; Ostendorf, R.; Schilling, C.; Bronner, W.; Driad, R.; Aidam, R.; Wagner, J.
Conference Paper
2016Quantum cascade laser based active hyperspectral imaging for standoff detection of chemicals on surfaces
Hugger, Stefan; Fuchs, Frank; Jarvis, J.P.; Yang, Q.K.; Rattunde, M.; Ostendorf, R.; Schilling, C.; Draid, R.; Bronner, W.; Aidam, R.; Wagner, J.; Tybussek, Thorsten; Rieblinger, Klaus
Conference Paper
2015Detection of explosives and their precursors using imaging mid-infrared laser backscattering spectroscopy
Fuchs, F.; Hugger, S.; Jarvis, J.; Yang, Q.K.; Ostendorf, R.; Schilling, C.; Driad, R.; Aidam, R.; Bächle, A.; Bronner, W.; Wagner, J.
Conference Paper
2015Standoff trace detection of explosives with active infrared hyperspectral imagery
Fuchs, F.; Hugger, S.; Jarvis, J.P.; Yang, Q.K.; Ostendorf, R.; Wagner, J.; Schilling, C.; Bronner, W.; Driad, R.; Aidam, R.
Conference Paper
2015Standoff trace detection of explosives with infrared hyperspectral imagery
Fuchs, F.; Hugger, S.; Jarvis, J.P.; Yang, Q.K.; Zaum, F.; Ostendorf, R.; Schilling, C.; Bronner, W.; Driad, R.; Aidam, R.; Wagner, J.
Conference Paper
2014Quantum cascade lasers (QCL) for active hyperspectral imaging
Yang, Q.K.; Fuchs, F.; Wagner, J.
Journal Article
2014Spectroscopic detection of hazardous substances using broadband-tunable quantum cascade lasers
Hugger, S.; Fuchs, F.; Jarvis, J.; Yang, Q.K.; Driad, R.; Bronner, W.; Aidam, R.; Ostendorf, R.; Wagner, J.
Conference Paper
2013Broadband-tunable external-cavity quantum cascade lasers for spectroscopy and standoff detection
Fuchs, F.; Hugger, S.; Yang, Q.K.; Jarvis, J.P.; Kinzer, M.; Ostendorf, R.; Schilling, C.; Driad, R.; Bronner, W.; Bächle, A.; Aidam, R.; Wagner, J.
Book Article
2013Broadband-tunable external-cavity quantum cascade lasers for the spectroscopic detection of hazarduos substances
Hugger, S.; Fuchs, F.; Jarvis, J.P.; Kinzer, M.; Yang, Q.K.; Driad, R.; Aidam, R.; Wagner, J.
Conference Paper
2013Correlation between noise properties and coherent coupling of lateral modes in quantum cascade lasers
Kinzer, M.; Yang, Q.K.; Hugger, S.; Schilling, C.; Ostendorf, R.; Aidam, R.; Driad, R.; Bronner, W.; Fuchs, F.; Wagner, J.
Journal Article
2013Detection of hazardous substances using broadband-tuneable quantum cascade laser based mid-infrared spectroscopy
Fuchs, F.; Hugger, S.; Jarvis, J.; Yang, Q.K.; Ostendorf, R.; Schilling, C.; Driad, R.; Aidam, R.; Bächle, A.; Bronner, W.; Wagner, J.
Conference Paper
2013Hyperspectral image analysis for standoff detection of explosives
Jarvis, J.P.; Fuchs, F.; Hugger, S.; Blattmann, V.; Yang, Q.K.; Ostendorf, R.; Bronner, W.; Driad, R.; Aidam, R.; Wagner, J.; Beyerer, Jürgen
Conference Paper
2013Infrared hyperspectral standoff detection of explosives
Fuchs, F.; Hugger, S.; Jarvis, J.P.; Blattmann, V.; Kinzer, M.; Yang, Q.K.; Ostendorf, R.; Bronner, W.; Driad, R.; Aidam, R.; Wagner, J.
Conference Paper
2012Broadband tunable external cavity quantum cascade lasers for standoff detection of explosives
Hugger, S.; Fuchs, F.; Jarvis, J.P.; Kinzer, M.; Yang, Q.K.; Bronner, W.; Driad, R.; Aidam, R.; Degreif, K.; Schnürer, F.
Conference Paper
2012Diffraction-limited infrared-imaging of the near-field intensity emitted by quantum-cascade lasers
Kinzer, M.; Yang, Q.K.; Hugger, S.; Brunner, M.; Fuchs, F.; Wagner, J.
Journal Article
2012Dispersion of effective refractive indices of mid-infrared quantum cascade lasers
Yang, Q.K.; Kinzer, M.; Aidam, R.; Driad, R.; Bronner, W.; Hugger, S.; Ostendorf, R.; Fuchs, F.; Wagner, J.
Journal Article
2012Imaging standoff detection of explosives by diffuse reflectance IR laser spectroscopy
Fuchs, F.; Jarvis, J.P.; Hugger, S.; Kinzer, M.; Yang, Q.K.; Bronner, W.; Driad, R.; Aidam, R.
Conference Paper
2012Imaging standoff detection of explosives with broad band tunable quantum cascade lasers
Fuchs, F.; Jarvis, J.; Hugger, S.; Kinzer, M.; Yang, Q.K.; Ostendorf, R.; Bronner, W.; Driad, R.; Aidam, R.; Wagner, J.
Conference Paper
2012Influence of built-in drift fields on the performance of InP-based HBTs grown by solid-source MBE
Driad, R.; Aidam, R.; Yang, Q.K.
Journal Article
2012Laserbasierte Ferndetektion von Explosivstoffen
Fuchs, F.; Hugger, S.; Yang, Q.K.; Kinzer, M.; Bronner, W.; Loesch, R.; Aidam, R.; Wagner, J.; Degreif, K.; Rademacher, S.; Schnürer, F.; Schweikert, W.
Conference Paper
2012Standoff detection of explosives and high sensitive detection of chemicals in drinking water with quantum cascade lasers
Fuchs, F.; Hugger, S.; Yang, Q.K.; Kinzer, M.; Bronner, W.; Lösch, R.; Aidam, R.; Degreif, K.; Rademacher, S.; Konz, W.; Schnürer, F.; Schweikert, W.
Conference Paper
2012Standoff detection of explosives with broad band tunable external cavity quantum cascade lasers
Fuchs, F.; Hugger, S.; Kinzer, M.; Yang, Q.K.; Bronner, W.; Aidam, R.; Degreif, K.; Rademacher, S.; Schnürer, F.; Schweikert, W.
Conference Paper
2012Wall-plug efficiency of mid-infrared quantum cascade lasers
Yang, Q.K.; Schilling, C.; Ostendorf, R.; Hugger, S.; Fuchs, F.; Wagner, J.
Journal Article
2011Beam steering and lateral hole burning in mid-infrared quantum-cascade lasers
Yang, Q.K.; Kinzer, M.; Fuchs, F.; Hugger, S.; Hinkov, B.; Bronner, W.; Lösch, R.; Aidam, R.; Wagner, J.
Journal Article
2011InP-based heterojunction bipolar transistors with InGaAs/GaAs strained-layer-superlattice
Driad, R.; Aidam, R.; Yang, Q.K.; Maier, M.; Güllich, H.; Schlechtweg, M.; Ambacher, O.
Journal Article
2011Quantum cascade lasers
Yang, Q.K.; Ambacher, O.
Book Article
2010Beam steering in mid-infrared emitting quantum-cascade lasers
Kinzer, M.; Fuchs, F.; Hugger, S.; Hinkov, B.; Bronner, W.; Lösch, R.; Aidam, R.; Yang, Q.K.
Conference Paper
2010External cavity spectral beam combining of 4.6 µm emitting quantum cascade laser arrays
Ostendorf, R.; Hugger, S.; Aidam, R.; Bronner, W.; Fuchs, F.; Lösch, R.; Yang, Q.K.; Wagner, J.; Romasew, E.; Raab, M.; Tholl, H.D.
Conference Paper
2010Imaging stand-off detection of explosives by quantum cascade laser based backscattering spectroscopy
Fuchs, F.; Hugger, S.; Kinzer, M.; Hinkov, B.; Aidam, R.; Bronner, W.; Lösch, R.; Yang, Q.K.; Degreif, K.; Schnürer, F.; Schweikert, W.
Conference Paper
2010Imaging standoff detection of explosives using widely tunable midinfrared quantum cascade lasers
Fuchs, F.; Hugger, S.; Kinzer, M.; Aidam, R.; Bronner, W.; Lösch, R.; Yang, Q.K.; Degreif, K.; Schnürer, F.
Journal Article
2010Mid-infrared quantum cascade detectors for applications in spectroscopy and pyrometry
Hofstetter, D.; Giorgetta, F.R.; Baumann, E.; Yang, Q.K.; Manz, C.; Köhler, K.
Conference Paper
2010Mid-infrared quantum cascade detectors for applications in spectroscopy and pyrometry
Hofstetter, D.; Giorgetta, F.R.; Baumann, E.; Yang, Q.K.; Manz, C.; Köhler, K.
Conference Paper, Journal Article
2010Power scaling of quantum cascade lasers via multiemitter beam combining
Hugger, S.; Aidam, R.; Bronner, W.; Fuchs, F.; Lösch, R.; Yang, Q.K.; Wagner, J.; Romasew, E.; Raab, M.; Tholl, H.D.; Höfer, B.; Matthes, A.L.
Journal Article
2010Rate equations analysis of external-cavity quantum cascade lasers
Yang, Q.K.; Hinkov, B.; Fuchs, F.; Bronner, W.; Köhler, K.; Wagner, J.; Maulini, R.; Faist, J.
Journal Article
2010Time-resolved spectral characteristics of external-cavity quantum cascade lasers and their application to stand-off detection of explosives
Hinkov, B.; Fuchs, F.; Yang, Q.K.; Kaster, J.M.; Bronner, W.; Aidam, R.; Köhler, K.; Wagner, J.
Conference Paper, Journal Article
2009Broad band tunable quantum cascade lasers for stand-off detection of explosives
Hinkov, B.; Fuchs, F.; Kaster, J.M.; Yang, Q.K.; Bronner, W.; Aidam, R.; Köhler, K.
Conference Paper
2009Infrared semiconductor laser modules for DIRCM applications
Wagner, J.; Hugger, S.; Rösener, B.; Fuchs, F.; Rattunde, M.; Yang, Q.K.; Bronner, W.; Aidam, R.; Köhler, K.; Raab, M.; Romasew, E.; Tholl, H.D.
Conference Paper
2009Optical stand-off detection of explosives and improvised explosive devices - OFDEX
Schnürer, F.; Schweikert, W.; Heil, M.; Bunte, G.; Krause, H.; Fuchs, F.; Kaster, J.; Hinkov, B.; Yang, Q.K.; Bronner, W.; Köhler, K.; Wagner, J.; Jander, P.; Fricke-Begemann, C.; Noll, R.; Hildenbrand, J.; Herbst, J.; Degreif, K.; Lambrecht, A.
Conference Paper
2009Output power enhancement of 100% for quaternary GaInAsSb/AlGaAsSb semiconductor disc lasers grown with a sequential growth scheme
Manz, C.; Köhler, K.; Kirste, L.; Yang, Q.K.; Rösener, B.; Moser, R.; Rattunde, M.; Wagner, J.
Journal Article
2009Quantum cascade detectors
Giorgetta, F.R.; Baumann, E.; Graf, M.; Yang, Q.K.; Manz, C.; Köhler, K.; Beere, H.E.; Ritchie, D.A.; Linfield, E.; Davies, A.G.; Fedoryshyn, Y.; Jäckel, H.; Fischer, M.; Faist, J.; Hofstetter, D.
Journal Article
2009Quaternary GaInAsSb/AlGaAsSb vertical-external-cavity surface-emitting lasers - a challenge for MBE growth
Manz, C.; Yang, Q.K.; Rattunde, M.; Schulz, N.; Rösener, B.; Kirste, L.; Wagner, J.; Köhler, K.
Journal Article, Conference Paper
2009Spectral beam combining of quantum cascade lasers in an external cavity
Hugger, S.; Fuchs, F.; Aidam, R.; Bronner, W.; Lösch, R.; Yang, Q.K.; Schulz, N.; Wagner, J.; Romasev, E.; Raab, M.; Tholl, H.D.
Conference Paper
2008Dispersive gain and loss in midinfrared quantum cascade laser
Revin, D.G.; Soulby, M.R.; Cockburn, J.W.; Yang, Q.K.; Manz, C.; Wagner, J.
Journal Article
2008GaInAs/ AlAsSb quantum cascade lasers: A new approach towards 3-to-5 µm semiconductor lasers
Yang, Q.K.; Manz, C.; Bronner, W.; Mann, C.; Köhler, K.; Wagner, J.
Conference Paper
2008High-peak power strain-compensated GaInAs/AlInAs quantum cascade lasers (lambda~4.6µm) based on a slightly diagonal active region design
Yang, Q.K.; Lösch, R.; Bronner, W.; Hugger, S.; Fuchs, F.; Aidam, R.; Wagner, J.
Journal Article
2008Midinfrared quantum cascade detector with a spectrally broad response
Hofstetter, D.; Giorgetta, F.R.; Baumann, E.; Yang, Q.K.; Manz, C.; Köhler, K.
Journal Article
2008Waveguide optical losses in InGaAs/AlAsSb quantum cascade laser
Revin, D.G.; Cockburn, J.W.; Menzel, S.; Yang, Q.K.; Manz, C.; Wagner, J.
Journal Article
2007Electronic and thermal properties of Sb-based QCLs operating in the first atmospheric window
Vitiello, M.S.; Scamarcio, G.; Spagnolo, V.; Yang, Q.K.; Manz, C.; Wagner, J.; Revin, D.G.; Cockburn, J.
Conference Paper
2007Epitaxial growth of GaInAs/AlGaAsSb quantum cascade lasers
Manz, C.; Yang, Q.K.; Kirste, L.; Köhler, K.
Conference Paper, Journal Article
2007Experimental investigation of the lattice and electronic temperatures in Ga0.47In0.53As/Al0.62Ga0.38As1-xSbx quantum-cascade lasers
Vitiello, M.S.; Scarmacio, G.; Spagnolo, V.; Lops, A.; Yang, Q.K.; Manz, C.; Wagner, J.
Journal Article
2007High peak-power (10.5 W) GaInAs/AlGaAsSb quantum-cascade lasers emitting at lamda ~ 3.6-3.8 µm
Yang, Q.K.; Manz, C.; Bronner, W.; Lehmann, N.; Fuchs, F.; Köhler, K.; Wagner, J.
Journal Article
2007InGaAs/AlAsSb quantum cascade detectors operating in the near infrared
Giorgetta, F.R.; Baumann, E.; Hofstetter, D.; Manz, C.; Yang, Q.K.; Köhler, K.; Graf, M.
Journal Article
2006Above room-temperature GaInAs/Al(Ga)AsSb quantum cascade lasers
Yang, Q.K.; Manz, C.; Bronner, W.; Köhler, K.; Wagner, J.
Journal Article
2006Bound-to-contiuum GaInAs-AlAsSb quantum cascade lasers with reduced electric injection power density
Yang, Q.K.; Manz, C.; Bronner, W.; Schäuble, K.; Mann, C.; Schwarz, K.; Köhler, K.; Wagner, J.
Journal Article
2006Distributed-feedback GaInAs/AIAsSb quantum-cascade lasers operating at 300 K
Yang, Q.K.; Bronner, W.; Manz, C.; Raynor, B.; Menner, H.; Mann, C.; Köhler, K.; Wagner, J.
Journal Article
2006Influence of injector doping concentration on the performance of InP-based quantum cascade lasers
Mann, C.; Yang, Q.K.; Fuchs, F.; Bronner, W.; Köhler, K.; Wagner, J.
Journal Article
2006Room-temperature short-wavelength (Lambda about 3.7-3.9 µm) GaInAs/AlAsSb quantum-cascade lasers
Yang, Q.K.; Manz, C.; Bronner, W.; Köhler, K.; Wagner, J.
Journal Article
2006Spectral tuning and mode competition in quantum cascade lasers studied by time-resolved Fourier transform spectroscopy
Fuchs, F.; Kirn, B.; Mann, C.; Yang, Q.K.; Bronner, W.; Raynor, B.; Köhler, K.; Wagner, J.
Conference Paper
2005Continuous-wave operation of GaInAs/AlGaAsSb quantum cascade lasers
Yang, Q.K.; Bronner, W.; Manz, C.; Moritz, R.; Mann, C.; Kaufel, G.; Köhler, K.; Wagner, J.
Journal Article
2005Einmodige Quantenkaskadenlaser für Anwendungen in der Spurenanalytik
Mann, C.; Yang, Q.K.; Bronner, W.; Köhler, K.; Wagner, J.
Journal Article
2005GaInAs/AlAsSb quantum-cascade lasers operating up to 400 K
Yang, Q.K.; Manz, C.; Bronner, W.; Mann, C.; Kirste, L.; Köhler, K.; Wagner, J.
Journal Article
2005GaInAs/AlGaAsSb quantum-cascade lasers
Yang, Q.K.; Manz, C.; Bronner, W.; Kirste, L.; Köhler, K.; Wagner, J.
Journal Article
2005High duty-cycle (>= 50%) operation of GaInAs/Al(Ga)AsSb quantum cascade lasers
Bronner, W.; Yang, Q.K.; Manz, C.; Kaufel, G.; Mann, C.; Köhler, K.; Wagner, J.
Conference Paper
2005High temperature (T >= 400 K) operation of strain-compensated quantum cascade lasers with thin InAs insertion layers and AlAs blocking barriers
Yang, Q.K.; Mann, C.; Fuchs, F.; Köhler, K.; Bronner, W.
Conference Paper, Journal Article
2005High-quality GaInAs/AlAsSb quantum cascade lasers grown by molecular beam epitaxy in continuous growth mode
Manz, C.; Yang, Q.K.; Köhler, K.; Maier, M.; Kirste, L.; Wagner, J.; Send, W.; Gerthsen, D.
Journal Article
2004Room-temperature intersubband emission from GaInAs-AlAsSb quantum cascade structure
Yang, Q.K.; Manz, C.; Bronner, W.; Köhler, K.; Wagner, J.
Journal Article
2004Single-mode InP-based quantum cascade lasers for applications in trace-gas sensing
Mann, C.; Yang, Q.K.; Fuchs, F.; Bronner, W.; Köhler, K.; Beyer, T.; Braun, M.; Lambrecht, A.
Conference Paper
2003Continuous-wave operation of 5 µm quantum cascade lasers with high-reflection coated facets
Mann, C.; Yang, Q.K.; Fuchs, F.; Bronner, W.; Köhler, K.
Journal Article
2003Mid-infrared quantum cascade lasers operation above room temperature
Yang, Q.K.; Mann, C.; Fuchs, F.; Kiefer, R.; Köhler, K.; Schneider, H.
Conference Paper
2003Quantum cascade lasers for the mid-infrared spectral range: Devices and applications
Mann, C.; Yang, Q.K.; Fuchs, F.; Bronner, W.; Kiefer, R.; Köhler, K.; Schneider, H.; Kormann, R.; Fischer, H.; Gensty, T.; Elsässer, W.
Conference Paper
2003Trap centers and minority carrier lifetimes in InAs/(GaIn)Sb superlattice long wavelength photodetectors
Yang, Q.K.; Pfahler, C.; Schmitz, J.; Pletschen, W.; Fuchs, F.
Conference Paper
2002Improvement of lambda ~ 5 µm quantum cascade lasers by blocking barriers in the active regions
Yang, Q.K.; Mann, C.; Fuchs, F.; Kiefer, R.; Köhler, K.; Rollbühler, N.; Schneider, H.; Wagner, J.
Journal Article
2002Investigation of trap-assisted tunneling current in InAs/(GaIn)Sb superlattice long-wavelength photodiodes
Yang, Q.K.; Fuchs, F.; Schmitz, J.; Pletschen, W.
Journal Article
2002Quantum cascade lasers with blocking barriers in the active regions
Mann, C.; Yang, Q.K.; Fuchs, F.; Kiefer, R.; Köhler, K.; Schneider, H.
Conference Paper