| 单词 | aggregate recoil |
| 释义 | > as lemmasaggregate recoil aggregate recoil n. Nuclear Physics the ejection of a cluster of atoms from the surface of a radioactive sample as a result of their being bonded to an atom that is recoiling following emission of an alpha particle. ΚΠ 1919 R. W. Lawson in Nature 13 Feb. 464/2 To the recoil of a compact cluster of atoms of the active matter when one of the atoms contained in it disintegrates with an ejection of an α-particle..I recently gave the name of ‘aggregate recoil’. 1932 Proc. Royal Soc. A. 136 402 It seemed at once likely that the phenomenon of aggregate recoil was complicating matters. 1968 Science 4 Oct. 117/1 Coating of the curium-242 alpha-particle sources with carbon in order to minimize transfer of radioactivity by aggregate recoil. 2006 Appendix Radiation & Isotopes 64 540/1 Contamination of the detectors might occur due to recoil nuclei or fragmentation of the source material (aggregate recoil). < as lemmas |
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