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1、显示技术物理实验重庆邮电大学数理学院光信息材料实验室重庆邮电大学数理学院光信息材料实验室周凯宁周凯宁2008 Physics Nobel Prizen nThe 2008 Physics Nobel Prize was given to three Japanese scientist for finding the GFP(green fluoresent protein)Outline of the Topicn n1.Categrizing of luminescence.n n2.Principle of Electroluminescence and Photoluminescenc
2、en n3.Applications of Photoluminescence and Electroluminescence-White LEDn n 4.Applications of LED in daily lifen n 5.Principle and Packaging Structrure of LEDCategrizing of Luminescencen n1.Electroluminescence eg.LEDn n2.Bioluminescence eg.Fireflyn n3.Photoluminescence eg.Phosphorn n4.Chemiluminesc
3、ence eg.Chemical reaction with emission of heat.Principle of Electroluminescence and Photoluminescencen nEg.Hydrogen atom and energy levelsPrinciple of Electroluminescence and PhotoluminescenceEnergy Levels of HydrogenEnergy Levels of HydrogenAnd Emission:And Emission:Principle of Electroluminescenc
4、e and PhotoluminescencePhotoluminescence:（半导体材料发光原理图）（半导体材料发光原理图）LightLightP-typeActive regionN-type+VVPrinciple of Electroluminescence and PhotoluminescenceLED PN Junction Electroluminescence:Principle of Electroluminescence and PhotoluminescenceLED PN Junction Electroluminescence:Applications of P
5、hotoluminescenceand Electroluminescencen nWhite LEDn n1.High power White LED structureApplications of Photoluminescenceand Electroluminescencen nWhite LED n n2.white LED luminescence spectraLED application in daily life数码管数码管(Display)(Display)大功率大功率(High Power(High Power Led)Led)贴片贴片(SMD)(SMD)食人鱼食人鱼普通普通LEDLEDLED的封装类型及结构Principle and Packaging Structrure of LED