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Ito, Takashi; Koda, Akihiro*; Shimomura, Koichiro*; Higemoto, Wataru; Matsuzaki, Teiichiro*; Kobayashi, Yoji*; Kageyama, Hiroshi*
Physical Review B, 95(2), p.020301_1 - 020301_5, 2017/01
Times Cited Count:11 Percentile:48.83(Materials Science, Multidisciplinary)Frandsen, B. A.*; Liu, L.*; Cheung, S. C.*; Guguchia, Z.*; Khasanov, R.*; Morenzoni, E.*; Munsie, T. J. S.*; Hallas, A. M.*; Wilson, M. N.*; Cai, Y.*; et al.
Nature Communications (Internet), 7, p.12519_1 - 12519_8, 2016/08
Times Cited Count:33 Percentile:77.26(Multidisciplinary Sciences)Kawamura, Seiko; Nakajima, Kenji; Inamura, Yasuhiro; Tsujimoto, Yoshihiro*; Kitada, Atsushi*; Takeiri, Fumitaka*; Kageyama, Hiroshi*; Ajiro, Yoshitami*; Nishi, Masakazu*; Kakurai, Kazuhisa
Journal of Physics; Conference Series, 320, p.012037_1 - 012037_5, 2011/09
Times Cited Count:0 Percentile:0.03(Physics, Condensed Matter)The magnetic ground state of (CuCl)LaNbO has been suggested to be a spin-singlet state with an excitation gap of meV, while (CuCl)LaTaO has an antiferromagnetic (AFM) ground state. The systems are suspected to be a frustrated quantum spin system due to the competition between the nearest and next-nearest exchange interactions. We have studied magnetic excitation in these systems by ToF inelastic neutron scattering technique. The measurements were performed on powder samples of (CuCl)LaNbO and (CuCl)LaTaO at a disk-chopper-type spectrometer AMATERAS in J-PARC. In both systems, a band-like excitation was observed at meV. The dependence of the intensity of magnetic excitation around 2 meV for (CuCl)LaNbO well reproduces that observed at a triple-axis spectrometer, exhibiting characteristics of spin-singlet dimers. On the other hand, (CuCl)LaTaO in the AFM state exhibits a different dependence.
Tomiyasu, Keisuke*; Kageyama, Hiroshi*; Lee, C.*; Whangbo, M. H.*; Tsujimoto, Yoshihiro*; Yoshimura, Kazuyoshi*; Taylor, J. W.*; Llobet, A.*; Trouw, F.*; Kakurai, Kazuhisa; et al.
Journal of the Physical Society of Japan, 79(3), p.034707_1 - 034707_4, 2010/03
Times Cited Count:16 Percentile:66.29(Physics, Multidisciplinary)Kakurai, Kazuhisa; Nukui, Katsuyuki*; Aso, Naofumi*; Nishi, Masakazu*; Kadowaki, Hiroaki*; Kageyama, Hiroshi*; Ueda, Yutaka*; Regnault, L.-P.*; Cpas, O.*
Progress of Theoretical Physics Supplement, (159), p.22 - 32, 2005/10
no abstracts in English
Aso, Naofumi*; Kageyama, Hiroshi*; Nukui, Katsuyuki*; Nishi, Masakazu*; Kadowaki, Hiroaki*; Ueda, Yutaka*; Kakurai, Kazuhisa
Journal of the Physical Society of Japan, 74(8), p.2189 - 2192, 2005/08
Times Cited Count:8 Percentile:48.31(Physics, Multidisciplinary)no abstracts in English
Cpas, O.*; Kakurai, Kazuhisa; Regnault, L. P.*; Ziman, T.*; Boucher, J. P.*; Aso, Naofumi*; Nishi, Masakazu*; Kageyama, Hiroshi*; Ueda, Yutaka*
Physical Review Letters, 87(16), p.167205_1 - 167205_4, 2001/10
Times Cited Count:103 Percentile:92.15(Physics, Multidisciplinary)no abstracts in English
Mizumaki, Masaichiro*; Taguchi, Munetaka*; Agui, Akane; Kawamura, Naomi*; Tassel, C.*; Tsujimoto, Yoshihiro*; Kageyama, Hiroshi*
no journal, ,
no abstracts in English
Tomiyasu, Keisuke*; Kageyama, Hiroshi*; Tsujimoto, Yoshihiro*; Yoshimura, Kazuyoshi*; Taylor, J. W.*; Llobet, A.*; Kakurai, Kazuhisa; Yamada, Kazuyoshi*
no journal, ,
no abstracts in English
Kawamura, Seiko; Nakajima, Kenji; Inamura, Yasuhiro; Tsujimoto, Yoshihiro*; Kitada, Atsushi*; Takeiri, Fumitaka*; Kageyama, Hiroshi*; Ajiro, Yoshitami*; Nishi, Masakazu*; Kakurai, Kazuhisa
no journal, ,
no abstracts in English
Ito, Takashi; Higemoto, Wataru; Koda, Akihiro*; Shimomura, Koichiro*; Nishiyama, Kusuo*; Matsuzaki, Teiichiro*; Tomono, Dai*; Kobayashi, Yoji*; Sakaguchi, Tatsunori*; Kageyama, Hiroshi*
no journal, ,
no abstracts in English
Ito, Takashi; Higemoto, Wataru; Koda, Akihiro*; Shimomura, Koichiro*; Nishiyama, Kusuo*; Matsuzaki, Teiichiro*; Tomono, Dai*; Kobayashi, Yoji*; Sakaguchi, Tatsunori*; Kageyama, Hiroshi*
no journal, ,
no abstracts in English