HIGH-ENERGY INELASTIC NEUTRON-SCATTERING FROM LA2CUO4

被引:3
作者
HAYDEN, SM
AEPPLI, G
MOOK, HA
FISK, Z
CHEONG, SW
REMEIKA, JP
ESPINOSA, GP
COOPER, AS
机构
[1] AT&T BELL LABS,MURRAY HILL,NJ 07974
[2] OAK RIDGE NATL LAB,OAK RIDGE,TN 37831
[3] UNIV CALIF LOS ALAMOS SCI LAB,LOS ALAMOS,NM 87545
来源
PHYSICA B | 1990年 / 163卷 / 1-3期
关键词
D O I
10.1016/0921-4526(90)90114-A
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
We have used high energy inelastic neutron scattering to study the magnetic fluctuation spectrum of La2CuO4 in the energy and momentum ranges 30≤h{stroke};σ≤140 meV and |q|≤0.2 Å-1, respectively. Our results are consistent, within the experimental error, with conventional spin wave theory the low temperature spin wave velocity, being 850±30 meV Å-1. © 1990.
引用
收藏
页码:1 / 3
页数:3
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