| 单词 |
microphysics |
| 释义 |
microphysics, n. pl. (const. as sing.)|ˈmaɪkrəʊfɪzɪks|
Also micro-physics.
[f. micro- 2 a + physics.]
The part of physics that is concerned with bodies and phenomena on a microscopic or smaller scale, esp. with molecules, atoms, and sub-atomic particles.
1885Athenæum 11 Apr. 477/2 He had met with a success that gave him pre-eminence in this department of micro-physics, and that was the preparation of the diamond ruling points. 1956E. H. Hutten Lang. Mod. Physics v. 175 These rules work well enough when we describe macro-physical phenomena; but their insufficiency is revealed in micro-physics. 1962N. R. Hanson in Quanta & Reality v. 86 Von Neumann advanced a ‘proof’ that it would be impossible to reinstate a classical determinism in microphysics; it was logically pointless to look for ‘hidden variables’ underlying quantum processes. 1971Nature 24 Dec. 433/2 Research in Britain concentrates on the fundamental microphysics of fogs.
Hence microˈphysical a., of or pertaining to microphysics.
1902[see macrophysical s.v. macro- 1 e]. 1936Discovery Mar. 96/2 Microphysical inquiries into which chemistry is now being absorbed. 1956E. H. Hutten Lang. Mod. Physics v. 179 Two micro-physical events are connected in a different way from two macro-physical events. 1962S. Toulmin in Quanta & Reality 16 In the macroscopic world, all statistical statements..report the overall aggregates or averages of large numbers of individual events..; but the microphysical statements of quantum mechanics were statistical in a more absolute sense. 1973Nature 14 Dec. 378/3 According to Audretsch the effect of expansion is significant for particle creation when the age of the Universe is comparable to the microphysical time scale—when the Universe is only about 10-21 s old! |
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