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It is shown that the 40Ca20 is unstable against the process 40Ca20+2e- → 40Ar18hh=2vc, its half lifetime is about 1.2×1033 yr.
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(1)中国科学院高能物理研究所; (2)中国科学院理论物理研究所
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- Received Date:
31 October 1983
- Published Online:
20 July 2005
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