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

 

 

41 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

42 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

43 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

44 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

45 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

46 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

47 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

48 Author M. Wölz , C. Hauswald , T. Flissikowski , T. Gotschke , S. Fernández-Garrido , O. Brandt , H. T. Grahn , L. Geelhaar , H. Riechert
Title

Epitaxial growth of GaN nanowires with high structural perfection on a metallic TiN film

Source Nano Lett. , 15 , 3743 ( 2015 )
DOI : 10.1021/acs.nanolett.5b00251 | 2698 Cite : Bibtex RIS
M. Wölz, C. Hauswald, T. Flissikowski, T. Gotschke, S. Fernández-Garrido, O. Brandt, H. T. Grahn, L. Geelhaar, and H. Riechert

49 Author L. Schrottke , X. Lü , H. T. Grahn
Title

Fourier transform-based scattering-rate method for self-consistent simulations of carrier transport in semiconductor heterostructures

Source J. Appl. Phys. , 117 , 154309 ( 2015 )
DOI : 10.1063/1.4918671 | Download: PDF | 2673 Cite : Bibtex RIS
L. Schrottke, X. Lü, and H. T. Grahn

50 Author A. Mukherjee , S. Ghosh , S. Breuer , U. Jahn , L. Geelhaar , H. T. Grahn
Title

Spatially resolved polarized micro-photoluminescence study of GaAs nanowires with both zincblende and wurtzite phases

Source J. Appl. Phys. , 117 , 054308 ( 2015 )
DOI : 10.1063/1.4907388 | Download: PDF | 2682 Cite : Bibtex RIS
A. Mukherjee, S. Ghosh, S. Breuer, U. Jahn, L. Geelhaar, and H. T. Grahn