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polonium-beryllium neutron source
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polonium-beryllium neutron source
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polonium-beryllium neutron source
钋-铍中子源
利用钋-210(210Po)衰变时放出的α粒子去轰击铍(Be)核发生(α,n)核反应,从而放出中子的装置。是α中子源的一种。
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