| 单词 | binary encounter approximation |
| 释义 | binary encounter approximation [`bīn·ǝ·rē in`kau̇nt·ǝr ǝ´präk·sǝ`mā·shǝn] ATOMIC PHYSICS An approximation for predicting the probability that an incident proton will eject an inner shell electron from an atom; it uses a semiclassical treatment of momentum transfer from the incident proton to the ejected electron. |
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