Complete Two-Dimensional Antiferromagnetic Spin-Wave Dispersion Relation of La2NiO4 Determined by Chopper Spectrometer Installed at the Pulsed Neutron Source

Kazuyoshi Yamada; Masatoshi Arai; Yasuo Endoh; Syoichi Hosoya; Kenji Nakajima; Toby Perring; Andrew Taylor

doi:10.1143/JPSJ.60.1197

Journal of the Physical Society of Japan

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

Complete Two-Dimensional Antiferromagnetic Spin-Wave Dispersion Relation of La₂NiO₄ Determined by Chopper Spectrometer Installed at the Pulsed Neutron Source

Kazuyoshi Yamada, Masatoshi Arai, Yasuo Endoh, Syoichi Hosoya, Kenji Nakajima, Toby Perring, Andrew Taylor

著者情報

キーワード: neutron scattering, spin wave, pulsed neutron, oxide superconductor

ジャーナル認証あり

1991 年 60 巻 4 号 p. 1197-1200

DOI https://doi.org/10.1143/JPSJ.60.1197

詳細

抄録

Inelastic neutron scattering measurements on the chopper spectrometer MARI installed in the pulsed neutron source ISIS observed a well-defined two-dimensional antiferromagnetic spin wave up to the zone-boundary of La₂NiO₄ at 124±3 meV.