Prof. Dr. Holger T. Grahn

Terahertz GaAs/AlAs quantum-cascade lasers

@article{ author = { L. Schrottke and X. Lü and G. Rozas and K. Biermann and H. T. Grahn }, title = { Terahertz GaAs/AlAs quantum-cascade lasers }, journal = { Applied Physics Letters }, volume = { 108 }, year = { 2016 }, pages = { 102102 } }

TY - JOUR AU - L. Schrottke AU - X. Lü AU - G. Rozas AU - K. Biermann AU - H. T. Grahn TI - Terahertz GaAs/AlAs quantum-cascade lasers JF - Applied Physics Letters JA - Appl. Phys. Lett. J1 - APL VL - 108 SP - 102102 PY - 2016/03/08

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

@article{ author = { J. K. Zettler and P. Corfdir and C. Hauswald and E. Luna and U. Jahn and T. Flissikowski and E. Schmidt and C. Ronning and A. Trampert and L. Geelhaar and H. T. Grahn and O. Brandt and S. Fernández-Garrido }, title = { Observation of dielectrically confined excitons in ultrathin GaN nanowires up to room temperature }, journal = { Nano Letters }, volume = { 16 }, year = { 2016 }, pages = { 973 } }

TY - JOUR AU - J. K. Zettler AU - P. Corfdir AU - C. Hauswald AU - E. Luna AU - U. Jahn AU - T. Flissikowski AU - E. Schmidt AU - C. Ronning AU - A. Trampert AU - L. Geelhaar AU - H. T. Grahn AU - O. Brandt AU - S. Fernández-Garrido TI - Observation of dielectrically confined excitons in ultrathin GaN nanowires up to room temperature JF - Nano Letters JA - Nano Lett. J1 - VL - 16 SP - 973 PY - 2016/02/10

Radial Stark effect in (In,Ga)N nanowires

@article{ author = { J. Lähnemann and P. Corfdir and F. Feix and J. Kamimura and T. Flissikowski and H. T. Grahn and L. Geelhaar and O. Brandt }, title = { Radial Stark effect in (In,Ga)N nanowires }, journal = { Nano Letters }, volume = { 16 }, year = { 2016 }, pages = { 917 } }

TY - JOUR AU - J. Lähnemann AU - P. Corfdir AU - F. Feix AU - J. Kamimura AU - T. Flissikowski AU - H. T. Grahn AU - L. Geelhaar AU - O. Brandt TI - Radial Stark effect in (In,Ga)N nanowires JF - Nano Letters JA - Nano Lett. J1 - VL - 16 SP - 917 PY - 2016/01/20

Chaos synchronization in networks of semiconductor superlattices

@article{ author = { W. Li and Y. Aviad and I. Reidler and H. Song and Y. Y. Huang and K. Biermann and M. Rosenbluh and Y. H. Zhang and H. T. Grahn and I. Kanter }, title = { Chaos synchronization in networks of semiconductor superlattices }, journal = { Europhysics Letters }, volume = { 112 }, year = { 2015 }, pages = { 30007 } }

TY - JOUR AU - W. Li AU - Y. Aviad AU - I. Reidler AU - H. Song AU - Y. Y. Huang AU - K. Biermann AU - M. Rosenbluh AU - Y. H. Zhang AU - H. T. Grahn AU - I. Kanter TI - Chaos synchronization in networks of semiconductor superlattices JF - Europhysics Letters JA - Europhys. Lett. J1 - EPL VL - 112 SP - 30007 PY - 2015/11/25

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

@article{ author = { M. Wienold and B. Röben and X. Lü and G. Rozas and L. Schrottke and K. Biermann and H. T. Grahn }, title = { Frequency dependence of the maximum operating temperature for quantum-cascade lasers up to 5.4 THz }, journal = { Applied Physics Letters }, volume = { 107 }, year = { 2015 }, pages = { 202101 } }

TY - JOUR AU - M. Wienold AU - B. Röben AU - X. Lü AU - G. Rozas AU - L. Schrottke AU - K. Biermann AU - H. T. Grahn TI - Frequency dependence of the maximum operating temperature for quantum-cascade lasers up to 5.4 THz JF - Applied Physics Letters JA - Appl. Phys. Lett. J1 - APL VL - 107 SP - 202101 PY - 2015/11/16

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

@article{ author = { H. Richter and M. Wienold and L. Schrottke and K. Biermann and H. T. Grahn and H.-W. Hübers }, title = { 4.7-THz Local Oscillator for the GREAT Heterodyne Spectrometer on SOFIA }, journal = { IEEE Transactions on Terahertz Science and Technology }, volume = { 5 }, year = { 2015 }, pages = { 539 } }

TY - JOUR AU - H. Richter AU - M. Wienold AU - L. Schrottke AU - K. Biermann AU - H. T. Grahn AU - H.-W. Hübers TI - 4.7-THz Local Oscillator for the GREAT Heterodyne Spectrometer on SOFIA JF - IEEE Transactions on Terahertz Science and Technology JA - IEEE Trans. Terahertz Sci. Technol. J1 - VL - 5 SP - 539 PY - 2015/07/08

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

@article{ author = { M. Wölz and C. Hauswald and T. Flissikowski and T. Gotschke and S. Fernández-Garrido and O. Brandt and H. T. Grahn and L. Geelhaar and H. Riechert }, title = { Epitaxial growth of GaN nanowires with high structural perfection on a metallic TiN film }, journal = { Nano Letters }, volume = { 15 }, year = { 2015 }, pages = { 3743 } }

TY - JOUR AU - M. Wölz AU - C. Hauswald AU - T. Flissikowski AU - T. Gotschke AU - S. Fernández-Garrido AU - O. Brandt AU - H. T. Grahn AU - L. Geelhaar AU - H. Riechert TI - Epitaxial growth of GaN nanowires with high structural perfection on a metallic TiN film JF - Nano Letters JA - Nano Lett. J1 - VL - 15 SP - 3743 PY - 2015/05/29

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

@article{ author = { L. Schrottke and X. Lü and H. T. Grahn }, title = { Fourier transform-based scattering-rate method for self-consistent simulations of carrier transport in semiconductor heterostructures }, journal = { Journal of Applied Physics }, volume = { 117 }, year = { 2015 }, pages = { 154309 } }

TY - JOUR AU - L. Schrottke AU - X. Lü AU - H. T. Grahn TI - Fourier transform-based scattering-rate method for self-consistent simulations of carrier transport in semiconductor heterostructures JF - Journal of Applied Physics JA - J. Appl. Phys. J1 - JAP VL - 117 SP - 154309 PY - 2015/04/21

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

@article{ author = { A. Mukherjee and S. Ghosh and S. Breuer and U. Jahn and L. Geelhaar and H. T. Grahn }, title = { Spatially resolved polarized micro-photoluminescence study of GaAs nanowires with both zincblende and wurtzite phases }, journal = { Journal of Applied Physics }, volume = { 117 }, year = { 2015 }, pages = { 054308 } }

TY - JOUR AU - A. Mukherjee AU - S. Ghosh AU - S. Breuer AU - U. Jahn AU - L. Geelhaar AU - H. T. Grahn TI - Spatially resolved polarized micro-photoluminescence study of GaAs nanowires with both zincblende and wurtzite phases JF - Journal of Applied Physics JA - J. Appl. Phys. J1 - JAP VL - 117 SP - 054308 PY - 2015/02/05

Evidence for frequency comb emission from a Fabry-Pérot terahertz quantum-cascade laser

@article{ author = { M. Wienold and B. Röben and L. Schrottke and H. T. Grahn }, title = { Evidence for frequency comb emission from a Fabry-Pérot terahertz quantum-cascade laser }, journal = { Optics Express }, volume = { 22 }, year = { 2014 }, pages = { 30410 } }

TY - JOUR AU - M. Wienold AU - B. Röben AU - L. Schrottke AU - H. T. Grahn TI - Evidence for frequency comb emission from a Fabry-Pérot terahertz quantum-cascade laser JF - Optics Express JA - Opt. Express J1 - VL - 22 SP - 30410 PY - 2014/12/01