矿物受外界能量的刺激，能发出可见光的性质称为发光性激发使用的能源是多种多样的，如紫外线、x 射线、阴极射线、加热、打击、摩擦以及用可见光照射等，其中以紫外线最为常用。激发后发光的表现大致可分两种: 发光现象随激发的中断而立即终止者，称为荧光; 停止激发后仍能继续发光一段时间者，称为磷光。许多钟表指针上的发光物质，在日光或灯光照射后，移到暗处仍能发光，即属磷光。能持续长时间发出磷光的宝即夜明珠。
掺杂邻菲咯啉的混合l B膜荧光强度比纯膜强，但不是邻菲咯啉加入的量越多发光性越强。
The films doping o-phenanthroline (abbreviated as phen) made increasing in the relative intensity of fluorescent emission behavior that of pure LB films, but the large amount of phen was not better.
研究证实，聚苯胺是一种空穴传输型材料并有一定的发光性，但由于其溶解性差导致高性能自支撑膜的制备困难。
It's proved that, polyaniline is a kind of hole-transport material and has luminescence character, but shortage of high performance for forming film supported by itself due to its poor solubility.
遗传学家及艺术家亨特·科尔(Hunter Cole)使用具有生物发光性的细菌绘制出这样一幅令人惊叹的DNA分子演示图。
Geneticist and artist Hunter Cole has produced an incredible rendition of DNA molecules using bioluminescent bacteria.
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