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Axonal TDP-43 aggregates in sporadic amyotrophic lateral sclerosis

Autor: T. Onozato, A. Nakahara, E. Suzuki-Kouyama, A. Hineno, T. Yasude, T. Nakamura, H. Yahikozawa, M. Watanabe, K. Kayanuma, H. Makishita, S. Ohara, T. Hashimoto, K. Higuchi, T. Sakai, K. Asano, H. Kanno, J. Nakayama, K. Oyanagi

Publikováno v: Neuropathology and Applied Neurobiology. 42:561-572

Aims Axonal aggregates of phosphorylated (p-) transactive response DNA-binding protein 43 kDa (TDP-43) in sporadic amyotrophic lateral sclerosis (sALS) were examined in relation to propagation of the protein in the nervous system. Methods Brains and

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7675a0b5c3cf2a117ed10ed74c288e1f
https://doi.org/10.1111/nan.12310

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Transient photoluminescence spectroscopy of spin injection dynamics in double quantum wells of diluted magnetic semiconductors

Autor: Akihiro Murayama, Yasuo Oka, K. Kayanuma, K. Nishibayashi, K. Seo, Irina Buyanova, Weimin Chen

Publikováno v: Journal of Luminescence. :418-422

Dynamics of spin injection has been studied in double quantum wells (DQWs) composed of diluted magnetic and non-magnetic semiconductors. Picosecond-transient photoluminescence (PL) of excitons in t ...

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c2b16fbfb47a4862d184522a71ed2aed
https://doi.org/10.1016/j.jlumin.2006.01.061

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Efficient spin injection in self‐assembled CdSe quantum dots coupled with a diluted magnetic semiconductor quantum well

Autor: Kyoko Hyomi, Akihiro Murayama, Yasuo Oka, K. Nishibayashi, Izuru Souma, K. Kayanuma, T. Asahina

Publikováno v: physica status solidi c. 3:1114-1117

Electron-spin injection has been studied from a diluted magnetic semiconductor quantum well (DMS-QW) of Zn1–x–yCdxMnySe into self-assembled quantum dots (QDs) of CdSe through a tunneling barrier of ZnSe. The spin injection is experimentally evide

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::9c4bdf8f134be55e363aa8bde03e91da
https://doi.org/10.1002/pssc.200564691

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Suppression of electron‐spin relaxation induced by magnetic fields in a Cd 1–x Mn x Te quantum well

Autor: Akihiro Murayama, K. Kayanuma, Izuru Souma, I. Aoshima, K. Seo, K. Nishibayashi, Yasuo Oka

Publikováno v: physica status solidi c. 3:1109-1113

Carrier-spin relaxation under a magnetic field has been studied in a diluted magnetic semiconductor quantum well (DMS-QW) of Cd0.95Mn0.05Te, by means of pump-probe absorption spectroscopy. With resonant excitation using a circularly polarized pump-pu

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6b99a020243a5b646a21ec4034e16890
https://doi.org/10.1002/pssc.200564690

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Pump–Probe Spectroscopy of Exciton Spin Injection Process in Diluted Magnetic Quantum Wells

Autor: K. Nishibayashi, Takuro Tomita, K. Seo, Akihiro Murayama, K. Kayanuma, Y. Oka

Publikováno v: Journal of Superconductivity. 18:399-404

Ultrafast spin dynamics of excitons is studied in a double quantum well composed of Cd0.92Mn0.08Te and CdTe wells with a Cd0.80Mg0.20Te tunnel barrier, in magnetic fields, by pump-and-probe absorption spectroscopy. The excitonic injection process is

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::fcf22d13a983d57154b9939aa18f480e
https://doi.org/10.1007/s10948-005-0016-z

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Spin Injection Processes in ZnSe-Based Double Quantum Dots of Diluted Magnetic Semiconductors

Autor: A. Uetake, Akihiro Murayama, Tsutomu Asahina, Yasuo Oka, K. Kayanuma, Takuro Tomita

Publikováno v: Journal of Superconductivity. 18:405-410

Spin injection processes in the double quantum dots of ZnSe-based diluted magnetic semiconductors are discussed. Double quantum dots are fabricated from ZnSe-based double quantum wells by electron beam lithography and wet etching. In these samples, t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b95f919db6031e013ec406216029a7e4
https://doi.org/10.1007/s10948-005-0017-y

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Giant Zeeman Effects and Spin Dynamics of Excitons in Dense Self-Organized Quantum Dots of CdSe and Cd1−xMnxSe

Autor: Yasuo Oka, K. Kayanuma, K. Nishibayashi, Akihiro Murayama, Izuru Souma, Kyoko Hyomi

Publikováno v: Journal of Superconductivity. 18:219-222

Giant Zeeman effects and spin dynamics of excitons are studied in dense self-organized quantum dots (QDs) of CdSe and Cd1−xMn x Se. Microphotoluminescence (PL) measurements for each individual dot reveal the typical dot diameter of 3.5 ± 0.2 nm an

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::6a84fddd28db3ea1aab59e5625c0824c
https://doi.org/10.1007/s10948-005-3372-9

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