Spin Gap Behavior of S=1/2Quasi-Two-Dimensional System CaV_4O_9

Satoshi Taniguchi; Takashi Nishikawa; Yukio Yasui; Yoshiaki Kobayashi; Masatoshi Sato; Takashi Nishioka; Masaaki Kontani; Kazuhiro Sano

doi:10.1143/jpsj.64.2758

Journal of the Physical Society of Japan

Online ISSN : 1347-4073
Print ISSN : 0031-9015
ISSN-L : 0031-9015

Spin Gap Behavior of S=1/2Quasi-Two-Dimensional System CaV_4O_9

Satoshi Taniguchi, Takashi Nishikawa, Yukio Yasui, Yoshiaki Kobayashi, Masatoshi Sato, Takashi Nishioka, Masaaki Kontani, Kazuhiro Sano

著者情報

キーワード: spin gap in 2D system, CaV₄O₉, NMR relaxation rate, magneticsusceptibility

ジャーナル認証あり

1995 年 64 巻 8 号 p. 2758-2761

DOI https://doi.org/10.1143/jpsj.64.2758

詳細

抄録

Spin susceptibility and spin-lattice relaxation rate of⁵¹V nuclear moments of CaV₄O₉ with tetragonal structure havebeen measured. They exhibit characteristics of spin gap systems. Thisprovides the first example of quasi-two-dimensional spin systems withspin gap.