| 释义 |
luminescence|l(j)uːmɪˈnɛsəns|
[f. next: see -ence.]
Luminescent condition or quality.
1889[tr. E. Weidemann in] Philos. Mag. Ser. v. xxviii. 151, I have ventured to employ the term luminescence for all those phenomena of light which are more intense than corresponds to the actual temperature. 1896Q. Rev. Apr. 497 Electrical luminescence. 1899D. Sharp Insects ii. (Camb. Nat. Hist.) 259 It is remarkable that there should be three successive seats of luminescence in the life of the same individual.
Add:2. Light, or a glow, emitted by a luminescent (cool) object or surface.
1908Westm. Gaz. 13 Mar. 2/1 It is generally agreed that the auroral rays are a luminescence caused by the absorption of kathode rays in the atmosphere. 1955Sci. News Let. 29 Oct. 288/3 The intensity of the luminescence that some rocks give off when heated is an indication of their geologic age. 1979D. Attenborough Life on Earth (1981) i. 32 At night they are particularly spectacular for they glow with a bright purple luminescence and if you touch them, ghostly waves of light pulsate along their slowly writhing arms. 1985Observer 28 Apr. 9/6 This is just the luminescence on the belly of an old mackerel. |