Scientist
phone: +49 30 20377 341
room: 0532
email: lue@pdi-berlin.de
Department: Semiconductor Spectroscopy
Core research areas: Intersubband emitters
11 | Author | X. Lü , E. Luna , L. Schrottke , K. Biermann , H. T. Grahn |
Title |
Determination of the interface grading parameter for terahertz quantum-cascade laser structures based on transmission electron microscopy |
|
Source | Appl. Phys. Lett. , 113 , 172101 ( 2018 ) | |
DOI : 10.1063/1.5042326 | Download: PDF | Cite : Bibtex RIS |
12 | Author | L. Schrottke , X. Lü , B. Röben , K. Biermann , M. Wienold , H. Richter , H.-W. Hübers , H. T. Grahn |
Title |
Intrinsic frequency tuning of terahertz quantum-cascade lasers |
|
Source | J. Appl. Phys. , 123 , 213102 ( 2018 ) | |
DOI : 10.1063/1.5024480 | Download: PDF | Cite : Bibtex RIS |
13 | Author | J.E. Boschker , X. Lü , V. Bragaglia , R. Wang , H. T. Grahn , R. Calarco |
Title |
Electrical and optical properties of epitaxial binary and ternary GeTe-Sb2Te3 alloys |
|
Source | Sci. Rep. , 8 , 5889 ( 2018 ) | |
DOI : 10.1038/s41598-018-23221-9 | Download: PDF | Cite : Bibtex RIS |
14 | Author | B. Röben , X. Lü , M. Hempel , K. Biermann , L. Schrottke , H. T. Grahn |
Title |
Terahertz quantum-cascade lasers as high-power and wideband, gapless sources for spectroscopy |
|
Source | Opt. Express , 25 , 16282 ( 2017 ) | |
DOI : 10.1364/OE.25.016282 | Download: PDF | Cite : Bibtex RIS |
15 | Author | A. Guzman , R. Gargallo-Caballero , X. Lü , H. T. Grahn |
Title |
Laterally biased structures for room temperature operation of quantumwell infrared photodetectors |
|
Source | J. Cryst. Growth , 477 , 272 ( 2017 ) | |
DOI : 10.1016/j.jcrysgro.2017.04.023 | Cite : Bibtex RIS |
16 | Author | X. Lü , L. Schrottke , H. T. Grahn |
Title |
Efficient numerical procedure for the determination of the wave function-independent terms in longitudinal optical phonon scattering rates formulated in the Fourier domain |
|
Source | J. Comput. Electron. , 15 , 1505 ( 2016 ) | |
DOI : 10.1007/s10825-016-0902-6 | Cite : Bibtex RIS |
17 | Author | X. Lü , L. Schrottke , H. T. Grahn |
Title |
Fourier-transform-based model for carrier transport in semiconductor heterostructures: Longitudinal optical phonon scattering |
|
Source | J. Appl. Phys. , 119 , 214302 ( 2016 ) | |
DOI : 10.1063/1.4952741 | Download: PDF | Cite : Bibtex RIS |
18 | 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 | Cite : Bibtex RIS |
19 | 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 | Cite : Bibtex RIS |
20 | 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 | Cite : Bibtex RIS |