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

 

 

41 Author M. Hempel , B. Röben , L. Schrottke , H.-W. Hübers , H. T. Grahn
Title

Fast continuous tuning of terahertz quantum-cascade lasers by rear facet illumination

Source Appl. Phys. Lett. , 108 , 191106 ( 2016 )
DOI : 10.1063/1.4949528 | Download: PDF | 2786 Cite : Bibtex RIS
M. Hempel, B. Röben, L. Schrottke, H.-W. Hübers, and H. T. Grahn

42 Author S. S. Kurlov , Y. V. Flores , M. Elagin , M. P. Semtsiv , L. Schrottke , H. T. Grahn , G. G. Tarasov , W. T. Masselink
Title

Phenomenological scattering-rate model for the simulation of the current density and emission power in mid-infrared quantum cascade lasers

Source J. Appl. Phys. , 119 , 134501 ( 2016 )
DOI : 10.1063/1.4945364 | Download: PDF | 2815 Cite : Bibtex RIS
S. S. Kurlov, Y. V. Flores, M. Elagin, M. P. Semtsiv, L. Schrottke, H. T. Grahn, G. G. Tarasov, and W. T. Masselink

43 Author P. Corfdir , C. Hauswald , O. Marquardt , T. Flissikowski , J. K. Zettler , S. Fernández-Garrido , L. Geelhaar , H. T. Grahn , O. Brandt
Title

Crystal-phase quantum dots in GaN quantum wires

Source Phys. Rev. B , 93 , 115305 ( 2016 )
DOI : 10.1103/PhysRevB.93.115305 | Download: PDF | 2783 Cite : Bibtex RIS
P. Corfdir, C. Hauswald, O. Marquardt, T. Flissikowski, J. K. Zettler, S. Fernández-Garrido, L. Geelhaar, H. T. Grahn, and O. Brandt

44 Author M. Wienold , B. Röben , L. Schrottke , H. T. Grahn
Title

Frequency comb operation of long-cavity terahertz quantum-cascade lasers

Source Proceedings of SPIE 9767 Novel In-Plane Semiconductor Lasers , 9767 , 97671A ( 2016 )
DOI : 10.1117/12.2208128 | 2818 Cite : Bibtex RIS
M. Wienold, B. Röben, L. Schrottke, and H. T. Grahn

45 Author L. Schrottke , X. Lü , G. Rozas , K. Biermann , H. T. Grahn
Title

Terahertz GaAs/AlAs quantum-cascade lasers

Source Appl. Phys. Lett. , 108 , 102102 ( 2016 )
DOI : 10.1063/1.4943657 | Download: PDF | 2797 Cite : Bibtex RIS
L. Schrottke, X. Lü, G. Rozas, K. Biermann, and H. T. Grahn

46 Author J. K. Zettler , P. Corfdir , C. Hauswald , E. Luna , U. Jahn , T. Flissikowski , E. Schmidt , C. Ronning , A. Trampert , L. Geelhaar , H. T. Grahn , O. Brandt , S. Fernández-Garrido
Title

Observation of dielectrically confined excitons in ultrathin GaN nanowires up to room temperature

Source Nano Lett. , 16 , 973 ( 2016 )
DOI : 10.1021/acs.nanolett.5b03931 | 2739 Cite : Bibtex RIS
J. K. Zettler, P. Corfdir, C. Hauswald, E. Luna, U. Jahn, T. Flissikowski, E. Schmidt, C. Ronning, A. Trampert, L. Geelhaar, H. T. Grahn, O. Brandt, and S. Fernández-Garrido

47 Author J. Lähnemann , P. Corfdir , F. Feix , J. Kamimura , T. Flissikowski , H. T. Grahn , L. Geelhaar , O. Brandt
Title

Radial Stark effect in (In,Ga)N nanowires

Source Nano Lett. , 16 , 917 ( 2016 )
DOI : 10.1021/acs.nanolett.5b03748 | Download arXiv: 1601.07201 | 2744 Cite : Bibtex RIS
J. Lähnemann, P. Corfdir, F. Feix, J. Kamimura, T. Flissikowski, H. T. Grahn, L. Geelhaar, and O. Brandt

48 Author W. Li , Y. Aviad , I. Reidler , H. Song , Y. Y. Huang , K. Biermann , M. Rosenbluh , Y. H. Zhang , H. T. Grahn , I. Kanter
Title

Chaos synchronization in networks of semiconductor superlattices

Source Europhys. Lett. , 112 , 30007 ( 2015 )
DOI : 10.1209/0295-5075/112/30007 | 2769 Cite : Bibtex RIS
W. Li, Y. Aviad, I. Reidler, H. Song, Y. Y. Huang, K. Biermann, M. Rosenbluh, Y. H. Zhang, H. T. Grahn, and I. Kanter

49 Author M. Wienold , B. Röben , X. Lü , G. Rozas , L. Schrottke , K. Biermann , H. T. Grahn
Title

Frequency dependence of the maximum operating temperature for quantum-cascade lasers up to 5.4 THz

Source Appl. Phys. Lett. , 107 , 202101 ( 2015 )
DOI : 10.1063/1.4935942 | Download: PDF | 2747 Cite : Bibtex RIS
M. Wienold, B. Röben, X. Lü, G. Rozas, L. Schrottke, K. Biermann, and H. T. Grahn

50 Author H. Richter , M. Wienold , L. Schrottke , K. Biermann , H. T. Grahn , H.-W. Hübers
Title

4.7-THz Local Oscillator for the GREAT Heterodyne Spectrometer on SOFIA

Source IEEE Trans. Terahertz Sci. Technol. , 5 , 539 ( 2015 )
DOI : 10.1109/TTHZ.2015.2442155 | 2738 Cite : Bibtex RIS
H. Richter, M. Wienold, L. Schrottke, K. Biermann, H. T. Grahn, and H.-W. Hübers