Cosmological heavy-neutrino problem.
Cosmological heavy-neutrino problem.
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宇宙学重中微子问题。
DOI:
10.1103/physrevd.32.3261
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发表时间:
1985
期刊:
影响因子:
--
通讯作者:
Feinberg
中科院分区:
文献类型:
--
作者:
Bernstein;Brown;Feinberg
A new method of deriving the Lee-Weinberg equation is presented. This method makes the approximations clear and suggest how they can be improved. A nearly exact formula for the number of heavy neutrinos left over after the annihilation process is given.