MOSSBAUER INVESTIGATION OF SNO UNDER HYDROSTATIC-PRESSURE UP TO 41 KBAR

被引:7
作者
KAPITANOV, EV
YAKOVLEV, EN
机构
[1] Institute of High Pressure Physics, Academy of Sciences of the Ussr
来源
PHYSICA STATUS SOLIDI A-APPLIED RESEARCH | 1979年 / 51卷 / 02期
关键词
D O I
10.1002/pssa.2210510241
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Influence of hydrostatic pressure, P, on the probability of recoilless absorption. f, relative absorption line position, ΔE, and quadrupole splitting, ΔEQ, of Mössbauer spectrum are experimentally determined. Results of a Mössbauer study of SnO point to a linear increase of f, decreases of the electron density at the tin nucleus and increases EQ with increasing P. The phase transition in SnO discovered earlier in non hydrostatic conditions is not detected. This fact is used to make conclusion that it is necessary to take into account shearing stresses for this phase transition. Copyright © 1979 WILEY‐VCH Verlag GmbH & Co. KGaA
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收藏
页码:641 / 644
页数:4
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