Head of Department Semiconductor Spectroscopy
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
51 | 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 | Cite : Bibtex RIS |
52 | Author | M. Wienold , B. Röben , L. Schrottke , H. T. Grahn |
Title |
Evidence for frequency comb emission from a Fabry-Pérot terahertz quantum-cascade laser |
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Source | Opt. Express , 22 , 30410 ( 2014 ) | |
DOI : 10.1364/OE.22.030410 | Download: PDF | Cite : Bibtex RIS |
53 | Author | P. Corfdir , C. Hauswald , J. K. Zettler , T. Flissikowski , J. Lähnemann , S. Fernández-Garrido , L. Geelhaar , H. T. Grahn , O. Brandt |
Title |
Stacking faults as quantum wells in nanowires: Density of states, oscillator strength and radiative efficiency |
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Source | Phys. Rev. B , 90 , 195309 ( 2014 ) | |
DOI : 10.1103/PhysRevB.90.195309 | Download: PDF | Cite : Bibtex RIS |
54 | Author | C. Hauswald , P. Corfdir , J. K. Zettler , V. M. Kaganer , K. K. Sabelfeld , S. Fernández-Garrido , T. Flissikowski , V. Consonni , T. Gotschke , H. T. Grahn , L. Geelhaar , O. Brandt |
Title |
Origin of the nonradiative decay of bound excitons in GaN nanowires |
|
Source | Phys. Rev. B , 90 , 165304 ( 2014 ) | |
DOI : 10.1103/PhysRevB.90.165304 | Download: PDF | Cite : Bibtex RIS |
55 | Author | J. Lähnemann , U. Jahn , O. Brandt , T. Flissikowski , P. Dogan , H. T. Grahn |
Title |
Luminescence associated with stacking faults in GaN |
|
Source | J. Phys. D: Appl. Phys. , 47 , 423001 ( 2014 ) | |
DOI : 10.1088/0022-3727/47/42/423001 | Download arXiv: 1405.1261 | Cite : Bibtex RIS |
56 | Author | X. Lü , L. Schrottke , E. Luna , H. T. Grahn |
Title |
Efficient simulation of the impact of interface grading on the optical and transport properties of semiconductor heterostructures |
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Source | Appl. Phys. Lett. , 104 , 232106 ( 2014 ) | |
DOI : 10.1063/1.4882653 | Download: PDF | Cite : Bibtex RIS |
57 | Author | N. Okada , A. Ishikawa , K. Yamane , K. Tadatomo , U. Jahn , H. T. Grahn |
Title |
Generation of Dislocation Clusters by Glide m-planes in Semipolar GaN Layers |
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Source | Phys. Status Solidi A , 211 , 736 ( 2014 ) | |
DOI : 10.1002/pssa.201300465 | Cite : Bibtex RIS |
58 | Author | C. Hauswald , T. Flissikowski , L. Geelhaar , H. T. Grahn , H. Riechert , O. Brandt |
Title |
Radiative and nonradiative decay of excitons in GaN nanowires |
|
Source | Proc. SPIE , 8986 , 89860V ( 2014 ) | |
DOI : 10.1117/12.2039082 | Download: PDF | Cite : Bibtex RIS |
59 | Author | Y. Y. Huang , H. Qin , W. Li , S. L. Lu , J. R. Dong , H. T. Grahn , Y. H. Zhang |
Title |
Experimental evidence for coherence resonance in a noise-driven GaAs/AlAs superlattice |
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Source | Europhys. Lett. , 105 , 47005 ( 2014 ) | |
DOI : 10.1209/0295-5075/105/47005 | Cite : Bibtex RIS |
60 | Author | M. Wienold , B. Röben , L. Schrottke , R. Sharma , A. Tahraoui , K. Biermann , H. T. Grahn |
Title |
High-temperature, continuous-wave operation of terahertz quantum-cascade lasers with metal-metal waveguides and third-order distributed feedback |
|
Source | Opt. Express , 22 , 3334 ( 2014 ) | |
DOI : 10.1364/OE.22.003334 | Download: PDF | Cite : Bibtex RIS |