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

 

 

231 Author U. Behn , A. Thamm , O. Brandt , H.T. Grahn
Title

Temperature dependence of the photoreflectance lineshape for GaN films grown by molecular beam epitaxy

Source Phys. Status Solidi A , 180 , 381 ( 2000 )
716 Cite : Bibtex RIS
U. Behn, A. Thamm, O. Brandt, and H.T. Grahn

232 Author K. Fujiwara , M. Ohe , M. Matsuo , T. Nogami , H.T. Grahn , K. H. Ploog
Title

Competitive capture dynamics of photogenerated carriers in a GaAs/Al0.17Ga0.83As triple quantum well with different well thicknesses

Source Proc. ISCS 26 , 166 , 103 ( 2000 )
736 Cite : Bibtex RIS
K. Fujiwara, M. Ohe, M. Matsuo, T. Nogami, H.T. Grahn, and K. H. Ploog

233 Author H.T. Grahn
Title

Current self-oscillations and chaos in semiconductor superlattices

Source Proc. SCSM 16 , 193 ( 2000 )
740 Cite : Bibtex RIS
and H.T. Grahn

234 Author H.T. Grahn , A. Thamm , P. Waltereit , O. Brandt , K. H. Ploog
Title

Influence of internal electric fields on the carrier dynamics in GaN/(Al,Ga)N multiple quantum wells with different orientation and strain state

Source Proc. IWN 2000 , 520 ( 2000 )
741 Cite : Bibtex RIS
H.T. Grahn, A. Thamm, P. Waltereit, O. Brandt, and K. H. Ploog

235 Author U. Jahn , R. Nötzel , R. Hey , H.T. Grahn , K. H. Ploog
Title

Surfaces and interfaces of (Al,Ga)As heterostructures on unpatterned and patterned GaAs substrates

Source Jpn. J. Appl. Phys., Part 1 , 39 , 4512 ( 2000 )
754 Cite : Bibtex RIS
U. Jahn, R. Nötzel, R. Hey, H.T. Grahn, and K. H. Ploog

236 Author S. R. Jin , M. Ramsteiner , H.T. Grahn , K. H. Ploog , Z. Q. Zhu , D. X. Shen , A. Z. Li , P. Metev , L. J. Guido
Title

Suppression of yellow luminescence in As-doped GaN epilayers grown by metalorganic chemical vapor deposition

Source J. Cryst. Growth , 212 , 56 ( 2000 )
755 Cite : Bibtex RIS
S. R. Jin, M. Ramsteiner, H.T. Grahn, K. H. Ploog, Z. Q. Zhu, D. X. Shen, A. Z. Li, P. Metev, and L. J. Guido

237 Author S. R. Jin , M. Ramsteiner , H.T. Grahn , K. H. Ploog , Z. H. Li , D. X. Shen , Z. Q. Zhu
Title

Fundamental relationship of excitonic photoluminescence intensity with excitation density in semiconductor quantum well structures

Source J. Appl. Phys. , 88 , 4075 ( 2000 )
Download: PDF | 756 Cite : Bibtex RIS
S. R. Jin, M. Ramsteiner, H.T. Grahn, K. H. Ploog, Z. H. Li, D. X. Shen, and Z. Q. Zhu

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

Time-resolved studies of exciton recombination in direct-gap GaAs/AlAs superlattices

Source Proc. ISNPT 8 , 272 ( 2000 )
774 Cite : Bibtex RIS
V. G. Litovchenko, D. V. Korbutyak, S. G. Krylyuk, H.T. Grahn, and K. H. Ploog

239 Author K. J. Luo , K.-J. Friedland , H.T. Grahn , K. H. Ploog
Title

Magnetic-field effects on undriven chaos in a weakly coupled GaAs/AlAs superlattice

Source Appl. Phys. Lett. , 76 , 2913 ( 2000 )
Download: PDF | 775 Cite : Bibtex RIS
K. J. Luo, K.-J. Friedland, H.T. Grahn, and K. H. Ploog

240 Author K. J. Luo , K.-J. Friedland , H.T. Grahn , K. H. Ploog
Title

Magneto-transport investigations of structural irregularities in a weakly coupled GaAs/AlAs superlattice under domain formation

Source Phys. Rev. B , 61 , 4477 ( 2000 )
Download: PDF | 776 Cite : Bibtex RIS
K. J. Luo, K.-J. Friedland, 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