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

单词

gravitino

释义

gravitino, n. Particle Physics.|grævɪˈtiːnəʊ|
[f. graviton n. + *-ino.
The name gravitino was also proposed by F. A. E. Pirani (1955, in Proc. R. Soc. CCXXVIII. 457) as a name for hypothetical particles of zero rest mass and negative energy, postulated in his theory of the continual creation of matter.]
The supersymmetric counterpart of a graviton, with spin {threeon2} instead of 2.
1977Sci. Amer. July 59/3 The theory that is of most immediate interest is one postulating a symmetry between gravitons with a spin of 2 and hypothetical fermions with a spin of {threeon2}. This theory has been given the name ‘supergravity’; the spin-{threeon2} particles might be called ‘gravitinos’.1982Nature 29 July 421/1 Supersymmetry forces us, at long last, to take quantum gravity into account, if only in adding the gravitino to our elementary particles zoo.1986P. C. West Introd. Supersymmetry & Supergravity x. 51 The only other such terms come from the auxiliary field terms in the gravitino variations in the Rarita–Schwinger term.

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