英语词汇“superallowed”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

superallowed adj.

Brit.

/ˌsuːpərəˈlaʊd/

/ˌsjuːpərəˈlaʊd/

U.S.

/ˌsupərəˈlaʊd/

Nuclear Physics (of a beta transition) having an exceptionally high probability of occurrence as measured by the product of the half-life of the initial state and a function of the energy and momentum of the emitted electron.

ΘΚΠ

the world > matter > physics > atomic nucleus > radioactive isotope > radioactive nuclide > [adjective] > of likely occurrence

superallowed1948

1948 N. Feather & H. O. W. Richardson in Proc. Physical Soc. 61 462 In figure 3 there is a perfectly well-defined line (S) parallel to A{p}, which line we can only classify empirically as ‘super-allowed’.

1964 Physical Rev. Lett. 12 301/1 The transition from the ground state of ³⁷Cl to the 5·1-MeV excited state of ³⁷Ar is superallowed and has a large matrix element for neutrino absorption.

2007 E. M. A. Hussein Radiation Mech. i. 35 Superallowed transitions occur when both the parent and daughter have the same total angular momentum parity.

单词	superallowed
释义	> as lemmas superallowed superallowed adj. Brit. /ˌsuːpərəˈlaʊd/ , /ˌsjuːpərəˈlaʊd/ , U.S. /ˌsupərəˈlaʊd/ Nuclear Physics (of a beta transition) having an exceptionally high probability of occurrence as measured by the product of the half-life of the initial state and a function of the energy and momentum of the emitted electron. ΘΚΠ the world > matter > physics > atomic nucleus > radioactive isotope > radioactive nuclide > [adjective] > of likely occurrence superallowed1948 1948 N. Feather & H. O. W. Richardson in Proc. Physical Soc. 61 462 In figure 3 there is a perfectly well-defined line (S) parallel to A{p}, which line we can only classify empirically as ‘super-allowed’. 1964 Physical Rev. Lett. 12 301/1 The transition from the ground state of ³⁷Cl to the 5·1-MeV excited state of ³⁷Ar is superallowed and has a large matrix element for neutrino absorption. 2007 E. M. A. Hussein Radiation Mech. i. 35 Superallowed transitions occur when both the parent and daughter have the same total angular momentum parity. extracted from super-prefix < as lemmas
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> as lemmas