| 单词 | electron capture |
| 释义 | electron capturenoun physicsthe transformation of an atomic nucleus in which an electron from the atom is spontaneously absorbed into the nucleus. A proton is changed into a neutron, thereby reducing the atomic number by 1. A neutrino is emitted. The process may be detected by the consequent emission of the characteristic X-rays of the resultant elementFormer name: K-capture the spontaneous or induced recombination of free electrons with ions or by transfer from other atoms or ions Words nearby electron captureelectromyography, electron, electron affinity, electronarcosis, electron camera, electron capture, electron carrier, electron diffraction, electronegative, electronegativity, electroneurography Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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