Zobrazeno 1 - 10
of 197
pro vyhledávání: '"Yoshikawa, Hiroki"'
Autor:
Yoshikawa, Hiroki, Komiya, Kosaku, Goto, Akihiko, Umeki, Kenji, Hiramatsu, Kazufumi, Kadota, Jun-ichi
Publikováno v:
In Journal of Infection and Chemotherapy February 2024 30(2):129-133
Akademický článek
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Akademický článek
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Akademický článek
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Autor:
Okuno, Takaya, Kim, Se Kwon, Moriyama, Takahiro, Kim, Duck-Ho, Mizuno, Hayato, Ikebuchi, Tetsuya, Hirata, Yuushou, Yoshikawa, Hiroki, Tsukamoto, Arata, Kim, Kab-Jin, Shiota, Yoichi, Lee, Kyung-Jin, Ono, Teruo
We provide a macroscopic theory and experimental results for magnetic resonances of antiferromagnetically-coupled ferrimagnets. Our theory, which interpolates the dynamics of antiferromagnets and ferromagnets smoothly, can describe ferrimagnetic reso
Externí odkaz:
http://arxiv.org/abs/1907.04540
Autor:
Okuno, Takaya, Kim, Duck-Ho, Oh, Se-Hyeok, Kim, Se Kwon, Hirata, Yuushou, Nishimura, Tomoe, Ham, Woo Seung, Futakawa, Yasuhiro, Yoshikawa, Hiroki, Tsukamoto, Arata, Tserkovnyak, Yaroslav, Shiota, Yoichi, Moriyama, Takahiro, Kim, Kab-Jin, Lee, Kyung-Jin, Ono, Teruo
Publikováno v:
Nat. Electron. 2, 389 (2019)
Antiferromagnetic materials are outstanding candidates for next generation spintronic applications, because their ultrafast spin dynamics makes it possible to realize several orders of magnitude higher-speed devices than conventional ferromagnetic ma
Externí odkaz:
http://arxiv.org/abs/1903.03251
Autor:
Hirata, Yuushou, Kim, Duck-Ho, Kim, Se Kwon, Lee, Dong-Kyu, Oh, Se-Hyeok, Kim, Dae-Yun, Nishimura, Tomoe, Okuno, Takaya, Futakawa, Yasuhiro, Yoshikawa, Hiroki, Tsukamoto, Arata, Tserkovnyak, Yaroslav, Shiota, Yoichi, Moriyama, Takahiro, Choe, Sug-Bong, Lee, Kyung-Jin, Ono, Teruo
Charged particles exhibit the Hall effect in the presence of magnetic fields. Analogously, ferromagnetic skyrmions with non-zero topological charges and finite fictitious magnetic fields exhibit the skyrmion Hall effect, which is detrimental for appl
Externí odkaz:
http://arxiv.org/abs/1809.00415
Autor:
Kim, Duck-Ho, Okuno, Takaya, Kim, Se Kwon, Oh, Se-Hyeok, Nishimura, Tomoe, Hirata, Yuushou, Futakawa, Yasuhiro, Yoshikawa, Hiroki, Tsukamoto, Arata, Tserkovnyak, Yaroslav, Shiota, Yoichi, Moriyama, Takahiro, Kim, Kab-Jin, Lee, Kyung-Jin, Ono, Teruo
Publikováno v:
Phys. Rev. Lett. 122, 127203 (2019)
We investigate the Gilbert damping parameter for rare earth (RE)-transition metal (TM) ferrimagnets over a wide temperature range. Extracted from the field-driven magnetic domain-wall mobility, the Gilbert damping parameter was as low as 0.0072 and w
Externí odkaz:
http://arxiv.org/abs/1806.04881
Autor:
Nishimura, Tomoe, Kim, Duck-Ho, Hirata, Yuushou, Okuno, Takaya, Futakawa, Yasuhiro, Yoshikawa, Hiroki, Tsukamoto, Arata, Shiota, Yoichi, Moriyama, Takahiro, Ono, Teruo
The influence of temperature on the magnetic-field-driven domain wall (DW) motion is investigated in GdFeCo ferrimagnets with perpendicular magnetic anisotropy (PMA). We find that the depinning field strongly depends on temperature. Moreover, it is a
Externí odkaz:
http://arxiv.org/abs/1801.07436
Methicillin‐resistant Staphylococcus aureus among elderly patients with community-acquired pneumonia
Autor:
Goto, Akihiko, Komiya, Kosaku, Yamasue, Mari, Yoshikawa, Hiroki, Umeki, Kenji, Hiramatsu, Kazufumi, Kadota, Jun-ichi
Publikováno v:
In Journal of Infection and Chemotherapy August 2022 28(8):1138-1142