Intersubband Emitters: GaAs-based Quantum-Cascade Lasers

Prof. Dr. Holger T. Grahn

Head of Department Semiconductor Spectroscopy

Holger T. Grahn

phone: +49 30 20377 318

phone mobile: 602

room: 0517

email: htgrahn@pdi-berlin.de

 

Department: Semiconductor Spectroscopy

Core research areas: Ferromagnet/ semiconductor hybrid structures , Intersubband emitters , III-V nanowires for optoelectronics

 

 

261 Author L. Schrottke , R. Hey , H.T. Grahn
Title

Electric-field induced anti-Stokes photoluminescence in an asymmetric GaAs/(Al,Ga)As double quantum well superlattice

Source Phys. Rev. B , 60 , 16635 ( 1999 )
Download: PDF | 937 Cite : Bibtex RIS
L. Schrottke, R. Hey, and H.T. Grahn

262 Author L. Schrottke , J. Ringling , R. Hey , H.T. Grahn , K. Fujiwara
Title

Excitonic properties of weakly coupled GaAs single quantum wells with growth islands

Source Proc. ICPS 24 , IV-D-33 (0433.pdf) ( 1999 )
938 Cite : Bibtex RIS
L. Schrottke, J. Ringling, R. Hey, H.T. Grahn, and K. Fujiwara

263 Author F. Wolter , R. Martini , S. Tolk , P. Haring-Bolivar , H. Kurz , R. Hey , H.T. Grahn
Title

Influence of carrier-carrier scattering on intraband dephasing

Source Superlattices Microstruct. , 26 , 93 ( 1999 )
956 Cite : Bibtex RIS
F. Wolter, R. Martini, S. Tolk, P. Haring-Bolivar, H. Kurz, R. Hey, and H.T. Grahn

264 Author O. Brandt , B. Yang , H.-J. Wünsche , U. Jahn , J. Ringling , G. Paris , H.T. Grahn , K. H. Ploog
Title

Impact of exciton diffusion on the optical properties of thin GaN layers

Source Phys. Rev. B , 58 , R13407 ( 1998 )
Download: PDF | 968 Cite : Bibtex RIS
O. Brandt, B. Yang, H.-J. Wünsche, U. Jahn, J. Ringling, G. Paris, H.T. Grahn, and K. H. Ploog

265 Author H.T. Grahn
Title

Hot electrons and space charge waves in superlattices

Source HESPD , 357 ( 1998 )
986 Cite : Bibtex RIS
and H.T. Grahn

266 Author H.T. Grahn , J. Ringling , O. Brandt , B. Yang , K. Ploog , J. Off , F. Scholz
Title

Temperature dependence of the photoluminescence decay time in thin GaN layers on 6H-SiC(0001)

Source Proc. ISBLLED 1998 , 202 ( 1998 )
987 Cite : Bibtex RIS
H.T. Grahn, J. Ringling, O. Brandt, B. Yang, K. Ploog, J. Off, and F. Scholz

267 Author U. Jahn , R. Hey , H. Kostial , H.T. Grahn
Title

Correlation of cathodoluminescence and EBIC contrast in GaAs/AlxGa1-xAs quantum well structures

Source Solid State Phenom. , 63/64 , 473 ( 1998 )
999 Cite : Bibtex RIS
U. Jahn, R. Hey, H. Kostial, and H.T. Grahn

268 Author B. Jenichen , H.T. Grahn , T. Kojima , S. Arai
Title

Lateral periodicity and elastic stress relaxation in GaInAsP quantum wires on InP investigated by x-ray diffractometry

Source J. Appl. Phys. , 83 , 5810 ( 1998 )
Download: PDF | 1000 Cite : Bibtex RIS
B. Jenichen, H.T. Grahn, T. Kojima, and S. Arai

269 Author V. G. Litovchenko , D. V. Korbutyak , S. G. Krylyuk , H.T. Grahn , R. Klann , K. H. Ploog
Title

Identification of electron-hole transitions in short-period GaAs/AlAs superlattices by time-resolved photoluminescence

Source Proc. SPIE Int. Soc. Opt. Eng. , 3359 , 182 ( 1998 )
1022 Cite : Bibtex RIS
V. G. Litovchenko, D. V. Korbutyak, S. G. Krylyuk, H.T. Grahn, R. Klann, and K. H. Ploog

270 Author K. J. Luo , H.T. Grahn , K. H. Ploog
Title

The relocation time of the domain boundary in weakly coupled GaAs/AlAs superlattices

Source Phys. Rev. B , 57 , R6838 ( 1998 )
Download: PDF | 1025 Cite : Bibtex RIS
K. J. Luo, H.T. Grahn, and K. H. Ploog

Contact

Prof. Dr. Holger T. Grahn

Head of Department 

+49 30 20377-318

htgrahn@pdi-berlin.de

Dr. Lutz Schrottke

Senior Scientist

+49 30 20377-339

lutz@pdi-berlin.de