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单词 neutronization
释义

neutronizationn.

Brit. /ˌnjuːtrɒnʌɪˈzeɪʃn/, /ˌnjuːtrənʌɪˈzeɪʃn/, U.S. /ˈˌn(j)uˌtrɑnəˈzeɪʃ(ə)n/, /ˈˌn(j)utrɑˌnaɪˈzeɪʃ(ə)n/
Forms: see neutron n. and -ization suffix.
Origin: Formed within English, by derivation. Etymons: neutron n., -ization suffix.
Etymology: < neutron n. + -ization suffix. Compare earlier neutronic adj.
Astronomy and Physics.
The conversion of a proton and an electron to a neutron and a neutrino, esp. in processes occurring within stars. Also: the transmutation of a nucleus by the conversion of some or all of its protons to neutrons.
ΚΠ
1962 Soviet Physics JETP 15 607/1 We can expect neutronization processes to occur in nature..when the catastrophic compression..of a star..results in a stellar explosion.
1962 Soviet Physics JETP 15 608/1 Carbon and especially helium are relatively stable, while the neutronization of hydrogen is relatively very easy.
1990 I. R. Kenyon Gen. Relativity (BNC) 120 When the mean electron energy reaches about 1 MeV, it is possible for electrons to initiate neutronization reactions... Neutronization is swift, taking about 1 s, and is accompanied by further core collapse.
2001 Internat. Jrnl. Mod. Physics A. 16 347 We find that fields of strength 1015–1016 Gauss have significant effect on the neutronization process.
This is a new entry (OED Third Edition, September 2003; most recently modified version published online March 2022).
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n.1962
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