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![]() Date: 2012-03-14 12:05:17Light-emitting diodes Semiconductor devices Gas discharge lamps Luminescence Compact fluorescent lamp Luminous efficacy Ultraviolet Electrical ballast Phosphor Lighting Light Electromagnetism | Source URL: www.connectingtocollections.orgDownload Document from Source WebsiteFile Size: 2,48 MBShare Document on Facebook |