发光二极管是由数层很薄的掺杂半导体材料制成，一层带过量的电子，另一层因缺乏电子而形成带正电的“空穴”，当有电流通过时，电子和空穴相互结合并释放出能量，从而辐射出光芒。
WLED全称White Light Emitting Diode（白光二极管）， led，led背光跟oled三者之间有什么区别？说的通俗 答：什么是LED显示器？
基于22个网页-相关网页
白光二极管 WLED ; white light emitting diodes ; white LED ; w-led 白光LED white LED ; white light LED ; WLED ; white light emitting diodes .
基于6个网页-相关网页
高亮度白光二极管 LUMIMICRO
子白光二极管 WPLED
白光发光二极管 WLED ; White LED ; white light-emitting diode ; white light emission diode
白色发光二极管 WLED ; White LED ; whitelight-emitting diodes
白光型发光二极管 WLED
白光有机发光二极管 WOLED ; White Organic Light-Emtting Diode
大功率白光发光二极管 high power white L ED
有机白光发光二极管 WOLED
白色有机发光二极管 WOLED
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但是在近十年里，研究员们成功研发出的二极管灯，能产生跟白炽灯光一样强或者比白炽灯光更强的白光。
But in the last decade, researchers have successfully developed LEDs that produce white light comparable or superior to incandescents.
综述了以有机小分子发光材料为基础的红绿蓝和白光有机发光二极管的结构、发光性质，简要介绍了其应用前景和发展趋势。
Recent progress about structures and properties of organic light-emitting diodes (OLEDs) based on small molecular materials with emphasis on devices relating to RGB and white was reviewed.
这两种衰减速率一致光组合成我们所看到的白光，为色稳定性的近紫外芯片激发的余辉二极管的制备提供了依据。
The same decay rate of two kind of light are verified to combine the white light uniformly, providing the possibility for fabricating long aftergolow WLED with color stability during decay.
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