Senior Scientist
Telefon: +49 30 20377 338
Raum: 0531
Email: ramsteiner@pdi-berlin.de
Abteilung: Semiconductor Spectroscopy
Core research areas: Ferromagnet/ semiconductor hybrid structures , Nanofabrication , III-V nanowires for optoelectronics
91 | Autor | W. Braun , R. Shayduk , T. Flissikowski , M. Ramsteiner , H.T. Grahn , H. Riechert , P. Fons , A. Kolobov |
Titel |
Epitaxy of Ge-Sb-Te phase-change memory alloys |
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Source | Appl. Phys. Lett. , 94 , 041902 ( 2009 ) | |
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92 | Autor | M. Hilse , Y. Takagaki , J. Herfort , M. Ramsteiner , C. Herrmann , S. Breuer , L. Geelhaar , H. Riechert |
Titel |
Ferromagnet-semiconductor nanowire coaxial heterostructures grown by molecular-beam epitaxy |
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Source | Appl. Phys. Lett. , 95 , 133126 ( 2009 ) | |
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93 | Autor | M. Ramsteiner , O. Brandt , T. Flissikowski , H.T. Grahn , M. Hashimoto , J. Herfort , H. Kostial |
Titel |
Co2FeSi/GaAs/(Al,Ga)As spin light-emitting diodes: Competition between spin injection and ultrafast spin alignment |
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Source | Phys. Rev. B , 78 , 121303(R) ( 2008 ) | |
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94 | Autor | V. F. Sapega , O. Brandt , M. Ramsteiner , K. H. Ploog , I. E. Panaiotti , N. S. Averkiev |
Titel |
Hole spin polarization in GaAs:Mn/AlAs multiple quantum wells |
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Source | Phys. Rev. B , 75 , 113310 ( 2007 ) | |
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95 | Autor | J. Pedros , Y. Takagaki , T. Ive , M. Ramsteiner , O. Brandt , U. Jahn , K. H. Ploog , F. Calle |
Titel |
Exciton impact-ionization dynamics modulated by surface acoustic waves in GaN |
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Source | Phys. Rev. B , 75 , 115305 ( 2007 ) | |
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96 | Autor | V. F. Sapega , M. Ramsteiner , O. Brandt , L. Daweritz , K. H. Ploog |
Titel |
Hot-electron photoluminescence of para- and ferromagnetic (Ga,Mn)As layers |
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Source | AIP Conf. Proc. , 893 , 1209 ( 2007 ) | |
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97 | Autor | T. J. Echtermeyer , M. C. Lemme , J. Bolten , M. Baus , M. Ramsteiner , H. Kurz |
Titel |
Graphene field-effect devices |
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Source | Eur. Phys. J. Special Topics , 148 , 19 ( 2007 ) | |
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98 | Autor | V. F. Sapega , M. Ramsteiner , O. Brandt , L. Däweritz , K. H. Ploog |
Titel |
Hot-electron photoluminescence study of the (Ga,Mn)As diluted magnetic semiconductor |
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Source | Phys. Rev. B , 73 , 235208 ( 2006 ) | |
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99 | Autor | M.-H. Ham , S. Yoon , Y. Park , L. Bian , M. Ramsteiner , J.-M. Myoung |
Titel |
Electrical spin injection from room-temperature ferromagnetic (Ga,Mn)N in nitride-based spin-polarized light-emitting diodes |
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Source | J. Phys.: Condens. Matter , 18 , 7703 ( 2006 ) | |
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100 | Autor | J. Herfort , H.-P. Schönherr , A. Kawaharazuka , M. Ramsteiner , K. H. Ploog |
Titel |
Epitaxial growth of Fe3Si/GaAs(001) hybrid structures for spintronic application |
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Source | J. Cryst. Growth , 278 , 666 ( 2005 ) | |
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