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Ultrafast surface Dirac fermion dynamics of Sb2Te3-based topological insulators |
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| Authors: | Kazuki Sumida Yukiaki Ishida Jens Güdde Ulrich Höfer Shik Shin Akio Kimura |
| Institution: | 1. Materials Sciences Research Center, Japan Atomic Energy Agency, 1-1-1 Kouto, Sayo, Hyogo 679-5148, Japan;2. The Institute for Solid State Physics, The University of Tokyo, 5-1-5 Kashiwa-no-ha, Chiba 277-8581, Japan;3. Fachbereich Physik und Zentrum für Materialwissenschaften, Philipps-Universität, 35032 Marburg, Germany;4. Graduate School of Advanced Science and Engineering, Hiroshima University, 1-3-1 Kagamiyama, Higashi-Hiroshima 739-8526, Japan |
| Abstract: | |
| Keywords: | Topological insulator Time- and angle-resolved photoelectron spectroscopy Ultrafast carrier dynamics Topological surface state Surface photovoltage effect Population inversion |
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