Dr. Manfred Ramsteiner

Auger recombination as the dominant nonradiative recombination channel in InN

@article{ author = { Y. J. Cho and X. Lue and M. Wienold and M. Ramsteiner and H.T. Grahn and O. Brandt }, title = { Auger recombination as the dominant nonradiative recombination channel in InN }, journal = { Physical Review B: Solid State }, volume = { 87 }, year = { 2013 }, pages = { 155203 } }

TY - JOUR AU - Y. J. Cho AU - X. Lue AU - M. Wienold AU - M. Ramsteiner AU - H.T. Grahn AU - O. Brandt TI - Auger recombination as the dominant nonradiative recombination channel in InN JF - Physical Review B: Solid State JA - Phys. Rev. B J1 - VL - 87 SP - 155203 PY - 2013/01/01

Observation of the electron-accumulation layer at the surface of InN by cross-sectional micro-Raman spectroscopy

@article{ author = { Y. J. Cho and M. Ramsteiner and O. Brandt }, title = { Observation of the electron-accumulation layer at the surface of InN by cross-sectional micro-Raman spectroscopy }, journal = { Applied Physics Letters }, volume = { 102 }, year = { 2013 }, pages = { 072101 } }

TY - JOUR AU - Y. J. Cho AU - M. Ramsteiner AU - O. Brandt TI - Observation of the electron-accumulation layer at the surface of InN by cross-sectional micro-Raman spectroscopy JF - Applied Physics Letters JA - Appl. Phys. Lett. J1 - APL VL - 102 SP - 072101 PY - 2013/01/01

Strain engineering of nanowire multi-quantum wells demonstrated by Raman spectroscopy

@article{ author = { M. Wölz and M. Ramsteiner and V. M. Kaganer and O. Brandt and L. Geelhaar and H. Riechert }, title = { Strain engineering of nanowire multi-quantum wells demonstrated by Raman spectroscopy }, journal = { Nano Letters }, volume = { 13 }, year = { 2013 }, pages = { 4053 } }

TY - JOUR AU - M. Wölz AU - M. Ramsteiner AU - V. M. Kaganer AU - O. Brandt AU - L. Geelhaar AU - H. Riechert TI - Strain engineering of nanowire multi-quantum wells demonstrated by Raman spectroscopy JF - Nano Letters JA - Nano Lett. J1 - VL - 13 SP - 4053 PY - 2013/01/01

All-electrical spin injection and detection in the Co₂FeSi/GaAs hybrid system in the local and non-local configuration

@article{ author = { P. Bruski and Y. Manzke and R. Farshchi and O. Brandt and J. Herfort and M. Ramsteiner }, title = { All-electrical spin injection and detection in the Co₂FeSi/GaAs hybrid system in the local and non-local configuration }, journal = { Applied Physics Letters }, volume = { 103 }, year = { 2013 }, pages = { 052406 } }

TY - JOUR AU - P. Bruski AU - Y. Manzke AU - R. Farshchi AU - O. Brandt AU - J. Herfort AU - M. Ramsteiner TI - All-electrical spin injection and detection in the Co₂FeSi/GaAs hybrid system in the local and non-local configuration JF - Applied Physics Letters JA - Appl. Phys. Lett. J1 - APL VL - 103 SP - 052406 PY - 2013/01/01

Quenching of the E₂ phonon line in the Raman spectra of wurtzite GaAs nanowires caused by the dielectric polarization contrast

@article{ author = { M. Ramsteiner and O. Brandt and P. Kusch and S. Breuer and S. Reich and L. Geelhaar }, title = { Quenching of the E₂ phonon line in the Raman spectra of wurtzite GaAs nanowires caused by the dielectric polarization contrast }, journal = { Applied Physics Letters }, volume = { 103 }, year = { 2013 }, pages = { 043121 } }

TY - JOUR AU - M. Ramsteiner AU - O. Brandt AU - P. Kusch AU - S. Breuer AU - S. Reich AU - L. Geelhaar TI - Quenching of the E₂ phonon line in the Raman spectra of wurtzite GaAs nanowires caused by the dielectric polarization contrast JF - Applied Physics Letters JA - Appl. Phys. Lett. J1 - APL VL - 103 SP - 043121 PY - 2013/01/01

Correlation between In content and emission wavelength of In_xGa_1-xN/GaN nanowire heterostructures

@article{ author = { M. Wölz and J. Lähnemann and O. Brandt and V. M. Kaganer and M. Ramsteiner and C. Pfüller and C. Hauswald and C. N. Huang and L. Geelhaar and H. Riechert }, title = { Correlation between In content and emission wavelength of In_xGa_1-xN/GaN nanowire heterostructures }, journal = { Nanotechnology }, volume = { 23 }, year = { 2012 }, pages = { 455203 } }

TY - JOUR AU - M. Wölz AU - J. Lähnemann AU - O. Brandt AU - V. M. Kaganer AU - M. Ramsteiner AU - C. Pfüller AU - C. Hauswald AU - C. N. Huang AU - L. Geelhaar AU - H. Riechert TI - Correlation between In content and emission wavelength of In_xGa_1-xN/GaN nanowire heterostructures JF - Nanotechnology JA - Nanotechnology J1 - NAN VL - 23 SP - 455203 PY - 2012/10/19

Luminescence of GaAs nanowires consisting of wurtzite and zinc-blende segments

@article{ author = { U. Jahn and J. Lähnemann and C. Pfüller and O. Brandt and S. Breuer and B. Jenichen and M. Ramsteiner and L. Geelhaar and H. Riechert }, title = { Luminescence of GaAs nanowires consisting of wurtzite and zinc-blende segments }, journal = { Physical Review B: Solid State }, volume = { 85 }, year = { 2012 }, pages = { 045323 } }

TY - JOUR AU - U. Jahn AU - J. Lähnemann AU - C. Pfüller AU - O. Brandt AU - S. Breuer AU - B. Jenichen AU - M. Ramsteiner AU - L. Geelhaar AU - H. Riechert TI - Luminescence of GaAs nanowires consisting of wurtzite and zinc-blende segments JF - Physical Review B: Solid State JA - Phys. Rev. B J1 - VL - 85 SP - 045323 PY - 2012/01/30

Spatial distribution of structural disorder in Co₂FeSi films studied by anisotropic magnetoresistance

@article{ author = { P. Bruski and K.-J. Friedland and R. Farshchi and J. Herfort and M. Ramsteiner }, title = { Spatial distribution of structural disorder in Co₂FeSi films studied by anisotropic magnetoresistance }, journal = { Solid State Communications }, volume = { 152 }, year = { 2012 }, pages = { 1131 } }

TY - JOUR AU - P. Bruski AU - K.-J. Friedland AU - R. Farshchi AU - J. Herfort AU - M. Ramsteiner TI - Spatial distribution of structural disorder in Co₂FeSi films studied by anisotropic magnetoresistance JF - Solid State Communications JA - Solid State Commun. J1 - SSC VL - 152 SP - 1131 PY - 2012/01/01

Weak antilocalization and electron-electron interaction effects in Cu-doped Bi₂Se₃ films

@article{ author = { Y. Takagaki and B. Jenichen and U. Jahn and M. Ramsteiner and K.-J. Friedland }, title = { Weak antilocalization and electron-electron interaction effects in Cu-doped Bi₂Se₃ films }, journal = { Physical Review B: Solid State }, volume = { 85 }, year = { 2012 }, pages = { 115314 } }

TY - JOUR AU - Y. Takagaki AU - B. Jenichen AU - U. Jahn AU - M. Ramsteiner AU - K.-J. Friedland TI - Weak antilocalization and electron-electron interaction effects in Cu-doped Bi₂Se₃ films JF - Physical Review B: Solid State JA - Phys. Rev. B J1 - VL - 85 SP - 115314 PY - 2012/01/01

Raman scattering by wavevector-dependent coupled plasmon/LO-phonon modes in n-type InN

@article{ author = { Y. J. Cho and M. Ramsteiner and O. Brandt }, title = { Raman scattering by wavevector-dependent coupled plasmon/LO-phonon modes in <em>n</em>-type InN }, journal = { Physical Review B: Solid State }, volume = { 85 }, year = { 2012 }, pages = { 195209 } }

TY - JOUR AU - Y. J. Cho AU - M. Ramsteiner AU - O. Brandt TI - Raman scattering by wavevector-dependent coupled plasmon/LO-phonon modes in <em>n</em>-type InN JF - Physical Review B: Solid State JA - Phys. Rev. B J1 - VL - 85 SP - 195209 PY - 2012/01/01