INELASTIC HE-ATOM SCATTERING FROM THE MGO(001) SURFACE

被引:8
作者
CUI, JH
JUNG, DR
FRANKL, DR
机构
来源
PHYSICAL REVIEW B | 1990年 / 42卷 / 15期
关键词
D O I
10.1103/PhysRevB.42.9701
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Dispersion curves of Rayleigh phonons on an in situ cleaved, room-temperature surface of MgO(001) are determined by time-of-flight measurements of inelastically scattered He atoms. Along both the » X» and » M» directions, the measured phonon frequencies agree fairly well with a shell-model calculation for an unrelaxed MgO(001) surface. © 1990 The American Physical Society.
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页码:9701 / 9704
页数:4
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