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From Self-sufficiency
- ...rgoes a (n,2n) neutron reaction to <sup>8</sup>Be, that is, beryllium is a neutron multiplier, releasing more neutrons than it absorbs. This nuclear reaction Also, beryllium is a good source for relatively-small numbers of free [[neutron]]s in the laboratory. These are liberated when beryllium [[nucleus|nuclei]]41 KB (5,890 words) - 21:34, 20 September 2010