| 词汇 | luminescence |
| 释义 | luminescence noun[ U or S ] uk /ˌluː.mɪˈnes.əns/ us /ˌluː.məˈnes.əns/ chemistry, physics specialized the giving out of light by a substance that has not been heated: 发光，冷光 A variety of lighting elements are used, from LED to chemical luminescence.几种发光元素，从LED到冷光都用到了。 Compare incandescence literary soft light: 弱光，冷光 The car headlights lit the driveway with a pool of bright luminescence.汽车头灯打出一片明亮的冷光，照亮了车道。 The table-lamp threw a soft luminescence across the chair.台灯在椅子上洒下柔和的光。 See luminescent The artifacts were dated using optically stimulated luminescence. The ocean often emits a visible glow, or luminescence, which extends for miles at night. They toil over the perfect shade of pigment, the architectural details of an elaborate building, the luminescence of a wine glass. Giving out light afire albedo aura backlit beam beamy bioluminescence flicker gleam glimmer glitter noctilucent non-glare non-luminous out-glitter overlit reflected ray shine spotlight wink You can also find related words, phrases, and synonyms in the topics: The qualities of light Examples of luminescenceluminescence The pseudo-colour panels represent 10 s of accumulated luminescence. Often, there is a gradational transition in luminescence from weak to stronger, followed by an abrupt return to weak luminescence. The central chapters contain information about luminescence centres, categorized according to centre type. Luminescence of aequorin is triggered by the binding of two calcium ions. His eyes glow; his long, slender fingers are like tongues of flame; the colour of his skin is more a luminescence than a colour. This panel represents 60 s of accumulated luminescence. Nevertheless, this is an important volume that students of luminescence in mineralogy will value. This irradiating process induces a luminescence in the visible wavelength. It includes a discussion of the benefits of time-resolved luminescence as against continuous excitation - an important and expanding field. The iris is checked for pupil size, constriction, reflected luminescence, and synechia. Alternatively, the variations in trace element abundance and luminescence may be simply coincidental and crystal lattice defects related to growth rate may be playing an important role. Some substructure can be observed on the images of the compressed core luminescence, though the appreciable asymmetry of the form has been detected in only one experiment. Alas, this policy has progressively lost its luminescence and radiance. From Europarl Parallel Corpus - English The source of luminescence is symbiotic bacteria that dwell in and around the esca. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Variations in the substituents on the quinoline rings affect its luminescence properties. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. See all examples of luminescence These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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