Prof. Dr. Holger T. Grahn

Nature of excitons bound to inversion domain boundaries: Origin of the 3.45-eV luminescence lines in spontaneously formed GaN nanowires on Si(111)

@article{ author = { C. Pfüller and P. Corfdir and C. Hauswald and T. Flissikowski and X. Kong and J. K. Zettler and S. Fernández-Garrido and P. Dogan and H. T. Grahn and A. Trampert and L. Geelhaar and O. Brandt }, title = { Nature of excitons bound to inversion domain boundaries: Origin of the 3.45-eV luminescence lines in spontaneously formed GaN nanowires on Si(111) }, journal = { Physical Review B: Solid State }, volume = { 94 }, year = { 2016 }, pages = { 155308 } }

TY - JOUR AU - C. Pfüller AU - P. Corfdir AU - C. Hauswald AU - T. Flissikowski AU - X. Kong AU - J. K. Zettler AU - S. Fernández-Garrido AU - P. Dogan AU - H. T. Grahn AU - A. Trampert AU - L. Geelhaar AU - O. Brandt TI - Nature of excitons bound to inversion domain boundaries: Origin of the 3.45-eV luminescence lines in spontaneously formed GaN nanowires on Si(111) JF - Physical Review B: Solid State JA - Phys. Rev. B J1 - VL - 94 SP - 155308 PY - 2016/10/17

Exciton dynamics in GaAs(Al,Ga)As core-shell nanowires with shell quantum dots

@article{ author = { P. Corfdir and H. Küpers and R. B. Lewis and T. Flissikowski and H. T. Grahn and L. Geelhaar and O. Brandt }, title = { Exciton dynamics in GaAs(Al,Ga)As core-shell nanowires with shell quantum dots }, journal = { Physical Review B: Solid State }, volume = { 94 }, year = { 2016 }, pages = { 155413 } }

TY - JOUR AU - P. Corfdir AU - H. Küpers AU - R. B. Lewis AU - T. Flissikowski AU - H. T. Grahn AU - L. Geelhaar AU - O. Brandt TI - Exciton dynamics in GaAs(Al,Ga)As core-shell nanowires with shell quantum dots JF - Physical Review B: Solid State JA - Phys. Rev. B J1 - VL - 94 SP - 155413 PY - 2016/10/11

Quenching of the luminescence intensity of GaN nanowires under electron beam exposure: Impact of C adsorption on the exciton lifetime

@article{ author = { J. Lähnemann and T. Flissikowski and M. Wölz and L. Geelhaar and H. T. Grahn and O. Brandt and U. Jahn }, title = { Quenching of the luminescence intensity of GaN nanowires under electron beam exposure: Impact of C adsorption on the exciton lifetime }, journal = { Nanotechnology }, volume = { 27 }, year = { 2016 }, pages = { 455706 } }

TY - JOUR AU - J. Lähnemann AU - T. Flissikowski AU - M. Wölz AU - L. Geelhaar AU - H. T. Grahn AU - O. Brandt AU - U. Jahn TI - Quenching of the luminescence intensity of GaN nanowires under electron beam exposure: Impact of C adsorption on the exciton lifetime JF - Nanotechnology JA - Nanotechnology J1 - NAN VL - 27 SP - 455706 PY - 2016/10/07

Optical Emission Related to Basal-Plane Stacking Faults in m-Plane Zn1-xMgxO Epilayers for 0 <x < 0.1

@article{ author = { W.-H. Lin and P. Corfdir and U. Jahn and H. T. Grahn }, title = { Optical Emission Related to Basal-Plane Stacking Faults in m-Plane Zn1-xMgxO Epilayers for 0 <x < 0.1 }, journal = { Physical Review B: Solid State }, volume = { 94 }, year = { 2016 }, pages = { 115209 } }

TY - JOUR AU - W.-H. Lin AU - P. Corfdir AU - U. Jahn AU - H. T. Grahn TI - Optical Emission Related to Basal-Plane Stacking Faults in m-Plane Zn1-xMgxO Epilayers for 0 <x < 0.1 JF - Physical Review B: Solid State JA - Phys. Rev. B J1 - VL - 94 SP - 115209 PY - 2016/09/30

Efficient numerical procedure for the determination of the wave function-independent terms in longitudinal optical phonon scattering rates formulated in the Fourier domain

@article{ author = { X. Lü and L. Schrottke and 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 }, journal = { Journal of Computational Electronics }, volume = { 15 }, year = { 2016 }, pages = { 1505 } }

TY - JOUR AU - X. Lü AU - L. Schrottke AU - H. T. Grahn TI - Efficient numerical procedure for the determination of the wave function-independent terms in longitudinal optical phonon scattering rates formulated in the Fourier domain JF - Journal of Computational Electronics JA - J. Comput. Electron. J1 - VL - 15 SP - 1505 PY - 2016/09/16

Individual electron and hole localization in submonolayer InN quantum sheets embedded in GaN

@article{ author = { F. Feix and T. Flissikowski and C. Chèze and R. Calarco and H. T. Grahn and O. Brandt }, title = { Individual electron and hole localization in submonolayer InN quantum sheets embedded in GaN }, journal = { Applied Physics Letters }, volume = { 109 }, year = { 2016 }, pages = { 042104 } }

TY - JOUR AU - F. Feix AU - T. Flissikowski AU - C. Chèze AU - R. Calarco AU - H. T. Grahn AU - O. Brandt TI - Individual electron and hole localization in submonolayer InN quantum sheets embedded in GaN JF - Applied Physics Letters JA - Appl. Phys. Lett. J1 - APL VL - 109 SP - 042104 PY - 2016/07/28

Real-time terahertz imaging through self-mixing in a quantum-cascade laser

@article{ author = { M. Wienold and T. Hagelschuer and N. Rothbart and L. Schrottke and K. Biermann and H. T. Grahn and H.-W. Hübers }, title = { Real-time terahertz imaging through self-mixing in a quantum-cascade laser }, journal = { Applied Physics Letters }, volume = { 109 }, year = { 2016 }, pages = { 011102 } }

TY - JOUR AU - M. Wienold AU - T. Hagelschuer AU - N. Rothbart AU - L. Schrottke AU - K. Biermann AU - H. T. Grahn AU - H.-W. Hübers TI - Real-time terahertz imaging through self-mixing in a quantum-cascade laser JF - Applied Physics Letters JA - Appl. Phys. Lett. J1 - APL VL - 109 SP - 011102 PY - 2016/07/07

High-spectral-resolution terahertz imaging with a quantum-cascade laser

@article{ author = { T. Hagelschuer and N. Rothbart and H. Richter and M. Wienold and L. Schrottke and H. T. Grahn and H.-W. Hübers }, title = { High-spectral-resolution terahertz imaging with a quantum-cascade laser }, journal = { Optics Express }, volume = { 24 }, year = { 2016 }, pages = { 13839 } }

TY - JOUR AU - T. Hagelschuer AU - N. Rothbart AU - H. Richter AU - M. Wienold AU - L. Schrottke AU - H. T. Grahn AU - H.-W. Hübers TI - High-spectral-resolution terahertz imaging with a quantum-cascade laser JF - Optics Express JA - Opt. Express J1 - VL - 24 SP - 13839 PY - 2016/06/13

Multiple lobes in the far-field distribution of terahertz quantum-cascade lasers due to self-interference

@article{ author = { B. Röben and M. Wienold and L. Schrottke and H. T. Grahn }, title = { Multiple lobes in the far-field distribution of terahertz quantum-cascade lasers due to self-interference }, journal = { AIP Advances }, volume = { 6 }, year = { 2016 }, pages = { 065104 } }

TY - JOUR AU - B. Röben AU - M. Wienold AU - L. Schrottke AU - H. T. Grahn TI - Multiple lobes in the far-field distribution of terahertz quantum-cascade lasers due to self-interference JF - AIP Advances JA - AIP Adv. J1 - VL - 6 SP - 065104 PY - 2016/06/06

Fourier-transform-based model for carrier transport in semiconductor heterostructures: Longitudinal optical phonon scattering

@article{ author = { X. Lü and L. Schrottke and H. T. Grahn }, title = { Fourier-transform-based model for carrier transport in semiconductor heterostructures: Longitudinal optical phonon scattering }, journal = { Journal of Applied Physics }, volume = { 119 }, year = { 2016 }, pages = { 214302 } }

TY - JOUR AU - X. Lü AU - L. Schrottke AU - H. T. Grahn TI - Fourier-transform-based model for carrier transport in semiconductor heterostructures: Longitudinal optical phonon scattering JF - Journal of Applied Physics JA - J. Appl. Phys. J1 - JAP VL - 119 SP - 214302 PY - 2016/06/01