Prof. Dr. Holger T. Grahn

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

@article{ author = { M. Hempel and B. Röben and L. Schrottke and H.-W. Hübers and H. T. Grahn }, title = { Fast continuous tuning of terahertz quantum-cascade lasers by rear facet illumination }, journal = { Applied Physics Letters }, volume = { 108 }, year = { 2016 }, pages = { 191106 } }

TY - JOUR AU - M. Hempel AU - B. Röben AU - L. Schrottke AU - H.-W. Hübers AU - H. T. Grahn TI - Fast continuous tuning of terahertz quantum-cascade lasers by rear facet illumination JF - Applied Physics Letters JA - Appl. Phys. Lett. J1 - APL VL - 108 SP - 191106 PY - 2016/05/10

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

@article{ author = { S. S. Kurlov and Y. V. Flores and M. Elagin and M. P. Semtsiv and L. Schrottke and H. T. Grahn and G. G. Tarasov and W. T. Masselink }, title = { Phenomenological scattering-rate model for the simulation of the current density and emission power in mid-infrared quantum cascade lasers }, journal = { Journal of Applied Physics }, volume = { 119 }, year = { 2016 }, pages = { 134501 } }

TY - JOUR AU - S. S. Kurlov AU - Y. V. Flores AU - M. Elagin AU - M. P. Semtsiv AU - L. Schrottke AU - H. T. Grahn AU - G. G. Tarasov AU - W. T. Masselink TI - Phenomenological scattering-rate model for the simulation of the current density and emission power in mid-infrared quantum cascade lasers JF - Journal of Applied Physics JA - J. Appl. Phys. J1 - JAP VL - 119 SP - 134501 PY - 2016/04/01

Crystal-phase quantum dots in GaN quantum wires

@article{ author = { P. Corfdir and C. Hauswald and O. Marquardt and T. Flissikowski and J. K. Zettler and S. Fernández-Garrido and L. Geelhaar and H. T. Grahn and O. Brandt }, title = { Crystal-phase quantum dots in GaN quantum wires }, journal = { Physical Review B: Solid State }, volume = { 93 }, year = { 2016 }, pages = { 115305 } }

TY - JOUR AU - P. Corfdir AU - C. Hauswald AU - O. Marquardt AU - T. Flissikowski AU - J. K. Zettler AU - S. Fernández-Garrido AU - L. Geelhaar AU - H. T. Grahn AU - O. Brandt TI - Crystal-phase quantum dots in GaN quantum wires JF - Physical Review B: Solid State JA - Phys. Rev. B J1 - VL - 93 SP - 115305 PY - 2016/03/10

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

@article{ author = { M. Wienold and B. Röben and L. Schrottke and H. T. Grahn }, title = { Frequency comb operation of long-cavity terahertz quantum-cascade lasers }, journal = { Proceedings of SPIE 9767 Novel In-Plane Semiconductor Lasers }, volume = { 9767 }, year = { 2016 }, pages = { 97671A } }

TY - JOUR AU - M. Wienold AU - B. Röben AU - L. Schrottke AU - H. T. Grahn TI - Frequency comb operation of long-cavity terahertz quantum-cascade lasers JF - Proceedings of SPIE 9767 Novel In-Plane Semiconductor Lasers JA - J1 - VL - 9767 SP - 97671A PY - 2016/03/10

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