TIME EVOLUTION OF INCOHERENT NUCLEAR-SCATTERING FROM FE-57 EXCITED WITH SYNCHROTRON-RADIATION

被引:28
作者
BERGMANN, U [1 ]
HASTINGS, JB [1 ]
SIDDONS, DP [1 ]
机构
[1] BROOKHAVEN NATL LAB,NATL SYNCHROTRON LIGHT SOURCE,UPTON,NY 11973
来源
PHYSICAL REVIEW B | 1994年 / 49卷 / 02期
关键词
D O I
10.1103/PhysRevB.49.1513
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We report the observation of the time evolution of incoherent resonant scattering from the 14.4-keV level of Fe-57 excited with synchrotron radiation. The measured time spectra are consistent with a model with two components. In this model, one component has a significantly enhanced decay rate and is the result of recoilfree excitation. The other component has the natural decay rate for an isolated nucleus and results from excitation with recoil.
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页码:1513 / 1516
页数:4
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