K. Köhler - Publications, H-index & Citations

K. Köhler

fraunhofer gesellschaft

50H指数

628论文数

1.2W被引数

收录论文 56

发表时间

Avalanche multiplication in AlGaN-based heterostructures for the ultraviolet spectral range

APPLIED PHYSICS LETTERS

IF3.6

2018-04-12

PREAI

Hahn, L.; Fuchs, F.; Kirste, L.; Driad, R.; Rutz, F.; Passow, T.; Koehler, K.; Rehm, R.; Ambacher, O.

Long wavelength emitting GaInN quantum wells on metamorphic GaInN buffer layers with enlarged in-plane lattice parameter

APPLIED PHYSICS LETTERS

IF3.6

2014-09-18

PREAI

Daeubler, J.; Passow, T.; Aidam, R.; Koehler, K.; Kirste, L.; Kunzer, M.; Wagner, J.

Selective excitation of zone-folded phonon modes within one triplet in a semiconductor superlattice

PHYSICAL REVIEW B

IF3.7

2013-02-07

OAAI

Heinecke, D. C.; Kliebisch, O.; Flock, J.; Bruchhausen, A.; Koehler, K.; Dekorsy, T.

Photon stimulated ozone sensor based on indium oxide nanoparticles II: Ozone monitoring in humidity and water environments

SENSORS AND ACTUATORS B-CHEMICAL

IF7.7

2012-03-01

PREAI

Wang, Ch Y.; Bagchi, S.; Bitterling, M.; Becker, R. W.; Koehler, K.; Cimalla, V.; Ambacher, O.; Chaumette, C.

Photoluminescence dynamics in GaAs/AlGaAs quantum wells under pulsed intersubband excitation

APPLIED PHYSICS LETTERS

IF3.6

2011-07-25

PREAI

Zybell, S.; Schneider, H.; Winnerl, S.; Wagner, M.; Koehler, K.; Helm, M.

Oxidation behaviour of carbon monoxide at the photostimulated surface of ZnO nanowires

JOURNAL OF PHYSICS D-APPLIED PHYSICS

IF3.2

2011-07-08

OAAI

Wang, Ch Y.; Kinzer, M.; Youn, S. K.; Ramgir, N.; Kunzer, M.; Koehler, K.; Zacharias, M.; Cimalla, V.

Experimental demonstration of efficient pulsed terahertz emission from a stacked GaAs/AlGaAs p-i-n-i heterostructure

APPLIED PHYSICS LETTERS

IF3.6

2011-03-02

PREAI

Lisauskas, A.; Reklaitis, A.; Venckevicius, R.; Kasalynas, I.; Valusis, G.; Grigaliunaite-Vonseviciene, G.; Maestre, H.; Schmidt, J.; Blank, V.; Thomson, M. D.; Roskos, H. G.; Koehler, K.

Photon stimulated sensor based on indium oxide nanoparticles I: Wide-concentration-range ozone monitoring in air

SENSORS AND ACTUATORS B-CHEMICAL

IF7.7

2011-03-01

PREAI

Wang, Ch. Y.; Becker, R. W.; Passow, T.; Pletschen, W.; Koehler, K.; Cimalla, V.; Ambacher, O.

Impact of Al content on transport properties of two-dimensional electron gas in GaN/AlxGa1-xN/GaN heterostructures

APPLIED PHYSICS LETTERS

IF3.6

2010-10-08

PREAI

Polyakov, V. M.; Cimalla, V.; Lebedev, V.; Koehler, K.; Mueller, S.; Waltereit, P.; Ambacher, O.

Observation of Fermi-edge excitons and exciton-phonon complexes in the optical response of heavily doped n-type wurtzite GaN

PHYSICAL REVIEW B

IF3.7

2009-01-06

PREAI

Shokhovets, S.; Koehler, K.; Ambacher, O.; Gobsch, G.

High-power, (AlGaIn)(AsSb) semiconductor disk laser at 2.0 μm

OPTICS LETTERS

IF3.3

2008-01-14

PREAI

Hopkins, J. -M.; Hempler, N.; Roesener, B.; Schulz, N.; Rattunde, M.; Manz, C.; Koehler, K.; Wagner, J.; Burns, D.

Integration of In2O3 nanoparticle based ozone sensors with GaInN/GaN light emitting diodes

APPLIED PHYSICS LETTERS

IF3.6

2007-09-05

PREAI

Wang, Ch. Y.; Cimalla, V.; Kups, Th.; Roehlig, C.-C.; Stauden, Th.; Ambacher, O.; Kunzer, M.; Passow, T.; Schirmacher, W.; Pletschen, W.; Koehler, K.; Wagner, J.

X-ray topographic imaging of (Al, Ga)N/GaN based electronic evice structures on SiC SiC上 (Al，Ga)N/GaN基电子结构的x射线形貌成像

APPLIED SURFACE SCIENCE

IF6.9

2006-10-01

PREAI

Kirste, L.; Mueller, S.; Kiefer, R.; Quay, R.; Koehler, K.; Herres, N.

Distributed-feedback GaInAs/AlAsSb quantum-cascade lasers operating at 300 K

APPLIED PHYSICS LETTERS

IF3.6

2006-05-16

PREAI

Yang, Q; Bronner, W; Manz, C; Raynor, B; Menner, H; Mann, C; Köhler, K; Wagner, J