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Element- and moment...
Element- and momentum-resolved electronic structure of the dilute magnetic semiconductor manganese doped gallium arsenide
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- Nemsak, Slavomir (författare)
- Lawrence Berkeley Natl Lab, Mat Sci Div, 1 Cyclotron Rd, Berkeley, CA 94720 USA;Univ Calif Davis, Dept Phys, 1 Shields Ave, Davis, CA 95616 USA;Lawrence Berkeley Natl Lab, Adv Light Source, 1 Cyclotron Rd, Berkeley, CA 94720 USA;Forschungszentrum Julich, Peter Grunberg Inst PGI 6, D-52425 Julich, Germany
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- Gehlmann, Mathias (författare)
- Lawrence Berkeley Natl Lab, Mat Sci Div, 1 Cyclotron Rd, Berkeley, CA 94720 USA;Univ Calif Davis, Dept Phys, 1 Shields Ave, Davis, CA 95616 USA;Forschungszentrum Julich, Peter Grunberg Inst PGI 6, D-52425 Julich, Germany
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- Kuo, Cheng-Tai (författare)
- Lawrence Berkeley Natl Lab, Mat Sci Div, 1 Cyclotron Rd, Berkeley, CA 94720 USA;Univ Calif Davis, Dept Phys, 1 Shields Ave, Davis, CA 95616 USA
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- Lin, Shih-Chieh (författare)
- Lawrence Berkeley Natl Lab, Mat Sci Div, 1 Cyclotron Rd, Berkeley, CA 94720 USA;Univ Calif Davis, Dept Phys, 1 Shields Ave, Davis, CA 95616 USA
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- Schlueter, Christoph (författare)
- Diamond Light Source, Harwell Sci & Innovat Campus, Didcot OX11 0DE, Oxon, England;DESY, DESY Photon Sci, D-22603 Hamburg, Germany
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- Mlynczak, Ewa (författare)
- Forschungszentrum Julich, Peter Grunberg Inst PGI 6, D-52425 Julich, Germany
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- Lee, Tien-Lin (författare)
- Diamond Light Source, Harwell Sci & Innovat Campus, Didcot OX11 0DE, Oxon, England
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- Plucinski, Lukasz (författare)
- Forschungszentrum Julich, Peter Grunberg Inst PGI 6, D-52425 Julich, Germany
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- Ebert, Hubert (författare)
- Ludwig Maximillian Univ, Dept Chem, D-81377 Munich, Germany
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- Di Marco, Igor (författare)
- Uppsala universitet,Materialteori,Asia Pacific Ctr Theoret Phys, Pohang 37673, South Korea
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- Minar, Jan (författare)
- Univ West Bohemia, New Technol Res Ctr, Plzen 30614, Czech Republic
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- Schneider, Claus M. (författare)
- Univ Calif Davis, Dept Phys, 1 Shields Ave, Davis, CA 95616 USA;Forschungszentrum Julich, Peter Grunberg Inst PGI 6, D-52425 Julich, Germany
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- Fadley, Charles S. (författare)
- Lawrence Berkeley Natl Lab, Mat Sci Div, 1 Cyclotron Rd, Berkeley, CA 94720 USA;Univ Calif Davis, Dept Phys, 1 Shields Ave, Davis, CA 95616 USA
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(creator_code:org_t)
- 2018-08-17
- 2018
- Engelska.
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Ingår i: Nature Communications. - : Springer Science and Business Media LLC. - 2041-1723. ; 9
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https://doi.org/10.1...
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Abstract
Ämnesord
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- The dilute magnetic semiconductors have promise in spin-based electronics applications due to their potential for ferromagnetic order at room temperature, and various unique switching and spin-dependent conductivity properties. However, the precise mechanism by which the transition-metal doping produces ferromagnetism has been controversial. Here we have studied a dilute magnetic semiconductor (5% manganese-doped gallium arsenide) with Bragg-reflection standing-wave hard X-ray angle-resolved photoemission spectroscopy, and resolved its electronic structure into element-and momentum-resolved components. The measured valence band intensities have been projected into element-resolved components using analogous energy scans of Ga 3d, Mn 2p, and As 3d core levels, with results in excellent agreement with element-projected Bloch spectral functions and clarification of the electronic structure of this prototypical material. This technique should be broadly applicable to other multi-element materials.
Ämnesord
- NATURVETENSKAP -- Fysik -- Den kondenserade materiens fysik (hsv//swe)
- NATURAL SCIENCES -- Physical Sciences -- Condensed Matter Physics (hsv//eng)
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Nemsak, Slavomir
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Gehlmann, Mathia ...
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Kuo, Cheng-Tai
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Lin, Shih-Chieh
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Schlueter, Chris ...
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Mlynczak, Ewa
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visa fler...
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Lee, Tien-Lin
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Plucinski, Lukas ...
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Ebert, Hubert
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Di Marco, Igor
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Minar, Jan
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Schneider, Claus ...
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Fadley, Charles ...
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