Dr. Manfred Ramsteiner

Nonradiative recombination centers in Ga(As,N) and their annealing behavior studied by Raman spectroscopy

@article{ author = { M. Ramsteiner and D. S. Jiang and J. S. Harris and K. H. Ploog }, title = { Nonradiative recombination centers in Ga(As,N) and their annealing behavior studied by Raman spectroscopy }, journal = { Applied Physics Letters }, volume = { 84 }, year = { 2004 }, pages = { 1859 } }

TY - JOUR AU - M. Ramsteiner AU - D. S. Jiang AU - J. S. Harris AU - K. H. Ploog TI - Nonradiative recombination centers in Ga(As,N) and their annealing behavior studied by Raman spectroscopy JF - Applied Physics Letters JA - Appl. Phys. Lett. J1 - APL VL - 84 SP - 1859 PY - 2004/01/01

Magnetic and electric field effects of photoluminescence of excitons bound to nitrogen atom pairs in GaAs

@article{ author = { O. Onomitsu and T. Okabe and T. Makimoto and H. Saito and M. Ramsteiner and H.-J. Zhu and A. Kawaharazuka and K. Ploog and Y. Horikoshi }, title = { Magnetic and electric field effects of photoluminescence of excitons bound to nitrogen atom pairs in GaAs }, journal = { Japanese Journal of Applied Physics, Part 2 }, volume = { 43 }, year = { 2004 }, pages = { L756 } }

TY - JOUR AU - O. Onomitsu AU - T. Okabe AU - T. Makimoto AU - H. Saito AU - M. Ramsteiner AU - H.-J. Zhu AU - A. Kawaharazuka AU - K. Ploog AU - Y. Horikoshi TI - Magnetic and electric field effects of photoluminescence of excitons bound to nitrogen atom pairs in GaAs JF - Japanese Journal of Applied Physics, Part 2 JA - Jpn. J. Appl. Phys., Part 2 J1 - JJAP2 VL - 43 SP - L756 PY - 2004/01/01

Crack-free and conductive Si-doped AlN/GaN distributed Bragg reflectors grown on 6H-SiC(0001)

@article{ author = { T. Ive and O. Brandt and H. Kostial and T. Hesjedal and M. Ramsteiner and K. H. Ploog }, title = { Crack-free and conductive Si-doped AlN/GaN distributed Bragg reflectors grown on 6H-SiC(0001) }, journal = { Applied Physics Letters }, volume = { 85 }, year = { 2004 }, pages = { 1970 } }

TY - JOUR AU - T. Ive AU - O. Brandt AU - H. Kostial AU - T. Hesjedal AU - M. Ramsteiner AU - K. H. Ploog TI - Crack-free and conductive Si-doped AlN/GaN distributed Bragg reflectors grown on 6H-SiC(0001) JF - Applied Physics Letters JA - Appl. Phys. Lett. J1 - APL VL - 85 SP - 1970 PY - 2004/01/01

Spin Injection from Fe₃Si into GaAs

@article{ author = { A. Kawaharazuka and M. Ramsteiner and J. Herfort and H.-P. Schönherr and H. Kostial and K. H. Ploog }, title = { Spin Injection from Fe₃Si into GaAs }, journal = { Applied Physics Letters }, volume = { 85 }, year = { 2004 }, pages = { 3492 } }

TY - JOUR AU - A. Kawaharazuka AU - M. Ramsteiner AU - J. Herfort AU - H.-P. Schönherr AU - H. Kostial AU - K. H. Ploog TI - Spin Injection from Fe₃Si into GaAs JF - Applied Physics Letters JA - Appl. Phys. Lett. J1 - APL VL - 85 SP - 3492 PY - 2004/01/01

Nitrogen-dependent optimum annealing temperature of Ga(As,N)

@article{ author = { G. Mussler and J.-M. Chauveau and A. Trampert and M. Ramsteiner and L. Däweritz and K. H. Ploog }, title = { Nitrogen-dependent optimum annealing temperature of Ga(As,N) }, journal = { Journal of Crystal Growth }, volume = { 267 }, year = { 2004 }, pages = { 60 } }

TY - JOUR AU - G. Mussler AU - J.-M. Chauveau AU - A. Trampert AU - M. Ramsteiner AU - L. Däweritz AU - K. H. Ploog TI - Nitrogen-dependent optimum annealing temperature of Ga(As,N) JF - Journal of Crystal Growth JA - J. Cryst. Growth J1 - JGC VL - 267 SP - 60 PY - 2004/01/01

Electric-field dependence of luminescence spectra of (In,Ga)N/GaN LEDs containing quantum wells

@article{ author = { U. Jahn and S. Dhar and M. Ramsteiner and K. Fujiwara }, title = { Electric-field dependence of luminescence spectra of (In,Ga)N/GaN LEDs containing quantum wells }, journal = { Physica Status Solidi A }, volume = { 201 }, year = { 2004 }, pages = { 2619 } }

TY - JOUR AU - U. Jahn AU - S. Dhar AU - M. Ramsteiner AU - K. Fujiwara TI - Electric-field dependence of luminescence spectra of (In,Ga)N/GaN LEDs containing quantum wells JF - Physica Status Solidi A JA - Phys. Status Solidi A J1 - PSSA VL - 201 SP - 2619 PY - 2004/01/01

Growth and properties of ferromagnet-semiconductor hetero-structures for spin injection

@article{ author = { L. Däweritz and M. Ramsteiner and A. Trampert and M. Kästner and F. Schippan and H.-P. Schönherr and B. Jenichen and K. H. Ploog }, title = { Growth and properties of ferromagnet-semiconductor hetero-structures for spin injection }, journal = { Phase Transitions }, volume = { 76 }, year = { 2003 }, pages = { 445 } }

TY - JOUR AU - L. Däweritz AU - M. Ramsteiner AU - A. Trampert AU - M. Kästner AU - F. Schippan AU - H.-P. Schönherr AU - B. Jenichen AU - K. H. Ploog TI - Growth and properties of ferromagnet-semiconductor hetero-structures for spin injection JF - Phase Transitions JA - Phase Transit. J1 - PhTr VL - 76 SP - 445 PY - 2003/01/01

Polarization anisotropy of photoluminescence of M-plane (In,Ga)N/GaN multiple quantum wells

@article{ author = { Yue Jun Sun and O. Brandt and M. Ramsteiner and H.T. Grahn and Klaus H. Ploog }, title = { Polarization anisotropy of photoluminescence of <em>M</em>-plane (In,Ga)N/GaN multiple quantum wells }, journal = { Applied Physics Letters }, volume = { 82 }, year = { 2003 }, pages = { 3850 } }

TY - JOUR AU - Yue Jun Sun AU - O. Brandt AU - M. Ramsteiner AU - H.T. Grahn AU - Klaus H. Ploog TI - Polarization anisotropy of photoluminescence of <em>M</em>-plane (In,Ga)N/GaN multiple quantum wells JF - Applied Physics Letters JA - Appl. Phys. Lett. J1 - APL VL - 82 SP - 3850 PY - 2003/01/01

Guiding characteristics of surface acoustic waves visualized using photoluminescence quenching

@article{ author = { Y. Takagaki and M. Ramsteiner and K. H. Ploog }, title = { Guiding characteristics of surface acoustic waves visualized using photoluminescence quenching }, journal = { Journal of Applied Physics }, volume = { 93 }, year = { 2003 }, pages = { 9675 } }

TY - JOUR AU - Y. Takagaki AU - M. Ramsteiner AU - K. H. Ploog TI - Guiding characteristics of surface acoustic waves visualized using photoluminescence quenching JF - Journal of Applied Physics JA - J. Appl. Phys. J1 - JAP VL - 93 SP - 9675 PY - 2003/01/01

Spontaneous growth of arsenic oxide micro-crystals on chemically etched MnAs surfaces

@article{ author = { Y. Takagaki and E. Wiebicke and M. Ramsteiner and L. Däweritz and K. H. Ploog }, title = { Spontaneous growth of arsenic oxide micro-crystals on chemically etched MnAs surfaces }, journal = { Applied Physics A: Materials Science & Processing }, volume = { 76 }, year = { 2003 }, pages = { 837 } }

TY - JOUR AU - Y. Takagaki AU - E. Wiebicke AU - M. Ramsteiner AU - L. Däweritz AU - K. H. Ploog TI - Spontaneous growth of arsenic oxide micro-crystals on chemically etched MnAs surfaces JF - Applied Physics A: Materials Science & Processing JA - Appl. Phys. A: Mater. Sci. Process. J1 - APA VL - 76 SP - 837 PY - 2003/01/01