PDI -> Staff ->

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: Intersubband emitters , Nanoanalytics , III-V nanowires for optoelectronics

 

 

71 Author W.-H. Lin , W. Jahn , H.T. Grahn , L. W. Chang, , M. M. C. Chou , J.-J. Wu
Title

Spectral and spatial luminescence distribution of m-plane ZnO epitaxial films containing stacking faults: A cathodoluminescence study

Source Appl. Phys. Express , 6 , 061101 ( 2013 )
2417 Cite : Bibtex RIS
W.-H. Lin, W. Jahn, H.T. Grahn, L. W. Chang,, M. M. C. Chou, and J.-J. Wu

72 Author C. Hauswald , T. Flissikowski , T. Gotschke , R. Calarco , L. Geelhaar , H.T. Grahn , O. Brandt
Title

Coupling of exciton states as the origin of their biexponential decay dynamics in GaN nanowires

Source Phys. Rev. B , 88 , 075312 ( 2013 )
Download: PDF | 2421 Cite : Bibtex RIS
C. Hauswald, T. Flissikowski, T. Gotschke, R. Calarco, L. Geelhaar, H.T. Grahn, and O. Brandt

73 Author M. Wienold , A. Tahraoui , L. Schrottke , R. Sharma , X. Lü , K. Biermann , R. Hey , H.T. Grahn
Title

Lateral distributed-feedback gratings for single-mode, high-power terahertz quantum-cascade lasers

Source Opt. Express , 20 , 11207 ( 2012 )
Download: PDF | 2277 Cite : Bibtex RIS
M. Wienold, A. Tahraoui, L. Schrottke, R. Sharma, X. Lü, K. Biermann, R. Hey, and H.T. Grahn

74 Author Yu. Bomze , R. Hey , H.T. Grahn , S. W. Teitsworth
Title

Noise-induced current switching in semiconductor superlattices: Observation of non-exponential kinetics in a high-dimensional system

Source Phys. Rev. Lett. , 109 , 026801 ( 2012 )
Download: PDF | 2298 Cite : Bibtex RIS
Yu. Bomze, R. Hey, H.T. Grahn, and S. W. Teitsworth

75 Author F. Gericke , T. Flissikowski , J. Lähnemann , F. Katmis , W. Braun , H. Riechert , H.T. Grahn
Title

Optical switching and related structural properties of epitaxial Ge2Sb2Te5 films

Source J. Appl. Phys. , 111 , 113524 ( 2012 )
Download: PDF | 2304 Cite : Bibtex RIS
F. Gericke, T. Flissikowski, J. Lähnemann, F. Katmis, W. Braun, H. Riechert, and H.T. Grahn

76 Author A. Gorgis , T. Flissikowski , O. Brandt , C. Chèze , L. Geelhaar , H. Riechert , H.T. Grahn
Title

Time-resolved photoluminescence spectroscopy of individual GaN nanowires

Source Phys. Rev. B , 86 , 041302(R) ( 2012 )
Download: PDF | 2306 Cite : Bibtex RIS
A. Gorgis, T. Flissikowski, O. Brandt, C. Chèze, L. Geelhaar, H. Riechert, and H.T. Grahn

77 Author H. Richter , M. Greiner-Bär , N. Deßmann , J. Pfund , M. Wienold , L. Schrottke , R. Hey , H.T. Grahn , H.-W. Hübers
Title

Terahertz wavefront measurement with a Hartmann sensor

Source Appl. Phys. Lett. , 101 , 031103 ( 2012 )
Download: PDF | 2322 Cite : Bibtex RIS
H. Richter, M. Greiner-Bär, N. Deßmann, J. Pfund, M. Wienold, L. Schrottke, R. Hey, H.T. Grahn, and H.-W. Hübers

78 Author K. R. Wang , C. Mauder , Q. Wan , B. Jenichen , J. F. Woitok , H.T. Grahn , H. Kalisch , M. Heuken , A. Vescan , A. Trampert
Title

Formation of a monocrystalline, M-plane AlN layer by the nitridation of γ-LiAlO2(100)

Source Appl. Phys. Express , 5 , 105501 ( 2012 )
2336 Cite : Bibtex RIS
K. R. Wang, C. Mauder, Q. Wan, B. Jenichen, J. F. Woitok, H.T. Grahn, H. Kalisch, M. Heuken, A. Vescan, and A. Trampert

79 Author J. Lähnemann , O. Brandt , C. Pfüller , T. Flissikowski , U. Jahn , E. Luna , M. Hanke , M. Knelangen , A. Trampert , H.T. Grahn
Title

Coexistence of quantum-confined Stark effect and localized states in an (In,Ga)N/GaN nanowire heterostructure

Source Phys. Rev. B , 84 , 155303 ( 2011 )
DOI : 10.1103/PhysRevB.84.155303 | Download: PDF | 2266 Cite : Bibtex RIS
J. Lähnemann, O. Brandt, C. Pfüller, T. Flissikowski, U. Jahn, E. Luna, M. Hanke, M. Knelangen, A. Trampert, and H.T. Grahn

80 Author K. Fujiwara , U. Jahn , E. Luna , H.T. Grahn
Title

Enhanced emission efficiency due to an excited subband resonance in a GaAs-based quantum-well system

Source J. Cryst. Growth , 323 , 45 ( 2011 )
2135 Cite : Bibtex RIS
K. Fujiwara, U. Jahn, E. Luna, and H.T. Grahn