\u4e00\u3001LED\u7684\u7279\u70b9<\/p>\n
1\u3001\u53d1\u5149\u6548\u7387\u9ad8\uff1a\u767d\u70bd\u706f\u3001\u5364\u94a8\u706f\u201412\uff5e24lm\/W\uff1b\u8367\u5149\u706f50\uff5e70lm\/W\uff1b\u94a0\u706f90\uff5e140lm\/W\uff1b\u6539\u826fLED\u706f50\uff5e200lm\/W\u3002<\/p>\n
2\u3001\u8017\u7535\u91cf\u5c11\uff1a\u540c\u6837\u7167\u660e\u6548\u679c\u524d\u63d0\u4e0b\uff0c\u8017\u7535\u91cfLED\u662f\u767d\u70bd\u706f\u6ce1\u7684\u516b\u5206\u4e4b\u4e00\uff0c\u8367\u5149\u706f\u7ba1\u7684\u4e8c\u5206\u4e4b\u4e00\u3002<\/p>\n
3\u3001\u4f7f\u7528\u5bff\u547d\u957f\uff1a5\uff5e10\u5e74\u3002<\/p>\n
4\u3001\u5b89\u5168\u53ef\u9760\u6027\u5f3a\uff1a\u53d1\u70ed\u91cf\u4f4e\u3001\u65e0\u70ed\u8f90\u5c04\u3001\u51b7\u5149\u6e90\u3002<\/p>\n
5\u3001\u6709\u5229\u4e8e\u73af\u4fdd\uff1a\u6613\u5b89\u88c5\u7ef4\u62a4\u3001\u6613\u56de\u6536\u3001\u8282\u80fd\u3002<\/p>\n
<\/p>\n
\u4e8c\u3001LED\u7684\u53d1\u5149\u539f\u7406<\/p>\n
1\u3001LED\u7b80\u8ff0\uff1aLED(Light Emitting Diode)\u662f\u53d1\u5149\u4e8c\u6781\u7ba1\u7684\u82f1\u6587\u7b80\u5199\uff0c\u662f\u81ea\u53d1\u8f90\u5c04\u7684\u7684\u53d1\u5149\u5668\u4ef6\uff0c\u53ef\u4ee5\u53d1\u5c04\u7d2b\u5916\u5149\u3001\u53ef\u89c1\u5149\u548c\u7ea2\u5916\u5149\u3002\u5176\u53d1\u5149\u539f\u7406\u662f\u7535\u6fc0\u53d1\u5149\u3002<\/p>\n
2\u3001LED\u7684\u57fa\u672c\u7279\u6027\uff1a<\/p>\n
1\uff09\u6784\u9020\u575a\u56fa\uff0c\u4e0d\u6613\u7834\u635f\uff1a\u7ecf\u73af\u6c27\u6811\u8102\u5c01\u88c5\uff0c\u7ecf\u9ad8\u6e29\u70d8\u70e4\uff0c\u786c\u5ea6\u6781\u9ad8\uff1b<\/p>\n
2\uff09\u4fe1\u8d56\u5ea6\u597d\uff0c\u4f7f\u7528\u5bff\u547d\u957f\uff1a\u7535\u5b50\u4e0e\u7a7a\u7a74\u7ed3\u5408\u53d1\u5149\uff0c\u4e0d\u6613\u53d1\u70ed\uff0c\u6545\u5bff\u547d\u957f\uff1b<\/p>\n
3\uff09\u64cd\u4f5c\u7535\u6d41\u53ca\u7535\u538b\u4f4e\uff0c\u6d88\u8017\u529f\u7387\u5c0f\uff0c\u7701\u7535\uff1a\u7531\u7535\u8f6c\u6362\u6210\u5149\u4e4b\u6548\u7387\u9ad8\uff0c\u6545\u8017\u7535\u91cf\u6781\u4f4e\uff1b<\/p>\n
4\uff09\u53cd\u5e94\u901f\u5ea6\u5feb\uff0c\u4f20\u5bfc\u6027\u597d\uff0c\u5bb9\u6613\u914d\u5408\u9ad8\u9891\u9a71\u52a8\uff1a\u653e\u7535\u6027\u53d1\u5149\uff0c\u70b9\u4eae\u3001\u5173\u706f\u901f\u5ea6\u5feb\uff1b<\/p>\n
5\uff09\u4f53\u79ef\u5c0f\uff1a\u53ef\u6839\u636e\u5ba2\u6237\u4e0d\u540c\u8981\u6c42\u91c7\u7528\u4e0d\u540c\u6a21\u6761\u5c01\u88c5\uff0c\u751a\u81f3\u53ef\u6210\u5f62\u6781\u5c0f\u8868\u9762\u578b\u3001\u8584\u578b\u53ca\u8f7b\u91cf\u5316\u4ea7\u54c1\uff1b<\/p>\n
6\uff09\u53ef\u56de\u6536\uff0c\u4ea7\u54c1\u7b26\u5408\u73af\u4fdd\u8981\u6c42\uff1a\u4ea7\u54c1\u4e0d\u6613\u788e\uff0c\u6545\u5bf9\u73af\u5883\u4e0d\u4f1a\u9020\u6210\u5f71\u54cd\uff1b<\/p>\n
7\uff09\u53ef\u9009\u62e9\u591a\u79cd\u4e0d\u540c\u7684\u989c\u8272\u53ca\u5916\u89c2\uff1a\u53ef\u914d\u5408\u591a\u79cd\u4e0d\u540c\u8272\u5242\u5e76\u6309\u4e0d\u540c\u6bd4\u4f8b\u8c03\u914d\u989c\u8272\u3002<\/p>\n
3\u3001LED\u7684\u53d1\u5149\u539f\u7406\uff1a<\/p>\n
1\uff09\u8ba4\u8bc6\u53d1\u5149\u4e8c\u6781\u7ba1LED<\/p>\n
a.LED\u5728\u7535\u5b50\u7ebf\u8def\u4e2d\u7684\u7b26\u53f7\uff1b<\/p>\n
b.\u534a\u5bfc\u4f53PN\u7ed3\u548c\u53d1\u5149\u539f\u7406\uff1b<\/p>\n
c.\u65e0\u673a\u534a\u5bfc\u4f53\u6750\u6599\u53d1\u5149\u4e8c\u6781\u7ba1\u53ca\u53d1\u5149\u989c\u8272\uff1b<\/p>\n
d.\u4e8c\u6781\u7ba1\u7684\u7ed3\u6784\uff1b<\/p>\n
2\uff09\u534a\u5bfc\u4f53\u6750\u6599\u7684\u80fd\u5e26\u548cLED\u7684\u53d1\u5149\u6761\u4ef6\uff1a<\/p>\n
a.\u534a\u5bfc\u4f53\u7684\u80fd\u5e26\uff1a\u4e0d\u662f\u6240\u6709\u7684\u534a\u5bfc\u4f53\u6750\u6599\u90fd\u80fd\u53d1\u5149\uff0c\u534a\u5bfc\u4f53\u6750\u6599\u5206\u4e3a\u76f4\u63a5\u5e26\u9699\u6750\u6599\u548c\u95f4\u63a5\u5e26\u9699\u6750\u6599\uff0c\u53ea\u6709\u76f4\u63a5\u5e26\u9699\u6750\u6599\u624d\u80fd\u53d1\u5149\u3002\u76f4\u63a5\u5e26\u9699\u6750\u6599\u7535\u5b50\u53ef\u5728\u5bfc\u5e26\u5e26\u5e95\u5782\u76f4\u8dc3\u8fc1\u5230\u4ef7\u5e26\u5e26\u9876\uff0c\u5b83\u5728\u5bfc\u5e26\u548c\u4ef7\u5e26\u4e2d\u5177\u6709\u76f8\u540c\u7684\u52a8\u91cf\uff0c\u53d1\u5149\u6548\u7387\u9ad8\u3002<\/p>\n
b.\u5236\u9020LED\u7684\u53d1\u5149\u6761\u4ef6\uff1a<\/p>\n
\u25c6\u5316\u5408\u7269\u534a\u5bfc\u4f53\u6676\u4f53\u7684\u7981\u5e26\u5bbd\u5ea6\u8981\u80fd\u591f\u7528\u6765\u83b7\u5f97\u6240\u5e0c\u671b\u7684\u53d1\u5149\u6ce2\u957f\uff1b<\/p>\n
\u25c6\u53d1\u5149\u6750\u6599\u80fd\u5bb9\u6613\u5236\u6210PN\u4e8c\u6781\u7ba1\uff0c\u591a\u4e2a\u7ed3\u5c42\u7684\u6676\u683c\u5e38\u6570\u8981\u5339\u914d\uff0c\u505a\u6210\u6240\u8c13DH\u5c42\uff08Double Hetero Layer\uff09\uff0c\u4f46\u4e24\u4fa7\u6676\u683c\u5e38\u6570\u5fc5\u987b\u4e00\u81f4\uff1b<\/p>\n
\u25c6\u4ee5\u7981\u5e26\u5bbd\u5ea6\u7684\u6750\u6599\u5939\u7740\u6d3b\u6027\u5c42\u53d1\u5149\u533a\u57df\u7684\u4e24\u4fa7\uff0c\u6d3b\u6027\u5c42\u7684\u5e26\u9699\u6bd4\u8986\u9762\u5c42\u7684\u5e26\u9699\u5c0f\uff0c\u6d3b\u6027\u5c42\u7684\u6298\u5c04\u7387\u6bd4\u8986\u9762\u5c42\u7684\u6298\u5c04\u7387\u5927\uff0c\u6240\u53d1\u5149\u5f88\u5bb9\u6613\u7531\u5185\u90e8\u51fa\u5c04\uff1b<\/p>\n
\u25c6\u80fd\u6709\u7a33\u5b9a\u7684\u7269\u7406\u53ca\u5316\u5b66\u7ed3\u6784\u3002\u7ed3\u6676\u7684\u79bb\u5b50\u6027\u9ad8\uff0c\u7981\u5e26\u5e26\u5bbd\u6bd4\u8f83\u5927\uff0c\u7194\u70b9\u4e5f\u8f83\u9ad8\uff0c\u6240\u6210\u7684\u5316\u5408\u7269\u534a\u5bfc\u4f53\u6676\u4f53\u6750\u6599\u80fd\u5728\u8f83\u9ad8\u6e29\u5ea6\u73af\u5883\u4e0b\u5de5\u4f5c\uff1b<\/p>\n
\u25c6\u6709\u76f4\u63a5\u8fc1\u79fb\u5e26\u6216\u95f4\u63a5\u8fc1\u79fb\u5e26\u7684\u6676\u4f53\u3002\u53d1\u5149\u533a\u57df\u591a\u4e3a\u76f4\u63a5\u8fc1\u79fb\u5e26\u9699\u6750\u6599\uff0c\u5176\u6709\u8f83\u9ad8\u7684\u53d1\u5149\u6548\u7387\uff0c\u7535\u5b50\uff08\u7a7a\u7a74\uff09\u7684\u79fb\u52a8\u5ea6\u4e5f\u6bd4\u95f4\u63a5\u8fc1\u79fb\u5e26\u9699\u6750\u6599\u8981\u9ad8\u3002<\/p>\n
<\/p>\n
\u4e09\u3001LED\u7cfb\u5217\u4ea7\u54c1\u4ecb\u7ecd<\/p>\n
1\u3001LED\u4ea7\u4e1a\u5206\u5de5\uff1a<\/p>\n
a.\u4e0a\u6e38\uff1a\u6676\u5706\uff1a\u5355\u6676\u68d2\u2014\u5355\u82af\u7247\u2014\u7ed3\u6784\u8bbe\u8ba1\u2014\u5792\u82af\u7247\uff08\u6210\u54c1\uff1a\u5355\u82af\u7247\u3001\u5792\u82af\u7247\uff09\uff08LPE\u6db2\u76f8\u5792\u6676\u6210\u957f\u6cd5\uff0cLiquid Phase Epitaxy\uff1bVPE\u6c14\u76f8\u5792\u6676\u6210\u957f\u6cd5\uff0cVapor Phase Epitaxy\uff1bMOVPE\/MOCVD\u6709\u673a\u91d1\u5c5e\u6c14\u76f8\u5792\u6676\u6cd5\uff0cMetal Organic Vapor Phase Epitaxy\uff09<\/p>\n
b.\u4e2d\u6e38\uff1a\u5236\u7a0b\uff1a\u91d1\u5c5e\u84b8\u9540\u2014\u5149\u7f69\u8680\u523b\u2014\u70ed\u5904\u7406\uff08p\u3001n\u7535\u6781\u5236\u4f5c\uff09\u2014\u5207\u5272\u2014\u5d29\u88c2\u6210\u54c1\uff08\u6676\u7c92\uff09<\/p>\n
c.\u4e0b\u6e38\uff1a\u5c01\u88c5\uff1a\u70b9\u80f6\u56fa\u6676\u2014\u710a\u7ebf\u2014\u704c\u80f6\u2014\u5207\u811a\u6d4b\u8bd5\u2014\u5206\u5149\u2014\u5305\u88c5\uff08LED\u5e94\u7528\uff1a\u706f\u6ce1lamp\u3001\u6570\u5b57\/\u5b57\u7b26\u3001\u8868\u9762\u7c98\u8d34\u3001\u70b9\u77e9\u9635\u578b\u3001\u96c6\u675f\u578b\u3001\u6a21\u5757\uff09<\/p>\n
2\u3001LED\u5c01\u88c5\u5206\u7c7b\uff1aLED\u4f9d\u53d1\u5149\u6ce2\u957f\u53ef\u5206\u4e3a\u53ef\u89c1\u5149\uff08\u6ce2\u957f380\uff5e780nm\uff09\u4e0e\u4e0d\u53ef\u89c1\u5149\uff08\u7ea2\u5916\u7ebf\u548c\u7d2b\u5916\u7ebf\uff09LED\uff08\u6ce2\u957f850nm\uff5e1550nm\u548c\u6ce2\u957f\u5c0f\u4e8e390nm\uff09\u3002<\/p>\n
<\/p>\n
\u56db\u3001LED\u7684\u53d1\u5c55\u53f2\u548c\u524d\u666f\u5206\u6790<\/p>\n
1\u3001LED\u7684\u53d1\u5c55\u53f2\uff1a<\/p>\n
1\uff091907\u5e74Henry Joseph Round\u7b2c\u4e00\u6b21\u5728\u4e00\u5757\u78b3\u5316\u7845\u91cc\u89c2\u5bdf\u5230\u7535\u81f4\u53d1\u5149\u73b0\u8c61\uff0c\u7531\u4e8e\u5176\u53d1\u51fa\u7684\u9ec4\u5149\u592a\u6697\u5e76\u6452\u5f03\u4e86\u7814\u7a76\uff1b<\/p>\n
2\uff0920\u4e16\u7eaa20\u5e74\u4ee3\u665a\u671fBernhard Gudden\u548cRobert Wichard\u5728\u5fb7\u56fd\u4f7f\u7528\u4ece\u950c\u786b\u5316\u7269\u4e0e\u94dc\u4e2d\u63d0\u70bc\u7684\u9ec4\u78f7\u53d1\u5149\uff0c\u518d\u4e00\u6b21\u56e0\u4e3a\u53d1\u5149\u6697\u6de1\u800c\u505c\u6b62\uff1b<\/p>\n
3\uff091936\u5e74\uff0cGeorge Destiau\u53d1\u8868\u4e86\u4e00\u4e2a\u5173\u4e8e\u786b\u5316\u950c\u7c89\u672b\u53d1\u5c04\u5149\u7684\u62a5\u544a\uff0c\u968f\u7740\u7535\u6d41\u7684\u5e94\u7528\u548c\u5e7f\u6cdb\u7684\u8ba4\u8bc6\uff0c\u6700\u7ec8\u51fa\u73b0\u4e86\u201c\u7535\u81f4\u53d1\u5149\u201d\u8fd9\u4e2a\u672f\u8bed\uff1b<\/p>\n
4\uff0920\u4e16\u7eaa50\u5e74\u4ee3\uff0c\u82f1\u56fd\u79d1\u5b66\u5bb6\u5728\u7535\u81f4\u53d1\u5149\u7684\u5b9e\u9a8c\u4e2d\u4f7f\u7528\u534a\u5bfc\u4f53\u7837\u5316\u9553\u53d1\u660e\u4e86\u7b2c\u4e00\u4e2a\u5177\u6709\u73b0\u4ee3\u610f\u4e49\u7684LED\uff0c\u5e76\u4e8e60\u5e74\u4ee3\u9762\u4e16\u3002\u7b2c\u4e00\u4e2a\u5546\u7528\u00a0\u00a0\u00a0 LED\u53ea\u80fd\u53d1\u51fa\u4e0d\u53ef\u89c1\u7684\u7ea2\u5916\u5149\uff0c\u4f46\u8fc5\u901f\u5e94\u7528\u4e8e\u611f\u5e94\u4e0e\u5149\u7535\u9886\u57df\uff1b<\/p>\n
5\uff0920\u4e16\u7eaa60\u5e74\u4ee3\u672b\uff0c\u5728\u7837\u5316\u9553\u57fa\u4f53\u4e0a\u4f7f\u7528\u78f7\u5316\u7269\u53d1\u660e\u4e86\u7b2c\u4e00\u4e2a\u53ef\u89c1\u7684\u7ea2\u5149LED\uff0c\u78f7\u5316\u9553\u7684\u6539\u53d8\u4f7f\u5f97LED\u66f4\u9ad8\u6548\u3001\u53d1\u51fa\u7684\u7ea2\u5149\u66f4\u4eae\uff0c\u751a\u81f3\u53d1\u51fa\u6a59\u8272\u7684\u5149\uff1b<\/p>\n
6\uff0970\u5e74\u4ee3\u4e2d\u671f\uff0c\u78f7\u5316\u9553\u88ab\u7528\u4f5c\u53d1\u5149\u5149\u6e90\uff0c\u968f\u540e\u5c31\u53d1\u51fa\u4e86\u7070\u767d\u7eff\u5149\uff0c\u53cc\u5c42\u78f7\u5316\u9553\u53d1\u51fa\u9ec4\u8272\u5149\uff0c\u91d1\u521a\u7802\u53d1\u51fa\u9ec4\u5149\u53ca\u7eff\u8272\u5149\uff1b<\/p>\n
7\uff0980\u5e74\u4ee3\u65e9\u671f\u5230\u4e2d\u671f\u5bf9\u7837\u5316\u9553\u3001\u78f7\u5316\u94dd\u7684\u4f7f\u7528\u4f7f\u5f97\u7b2c\u4e00\u4ee3\u9ad8\u4eae\u5ea6LED\u8bde\u751f\uff0c\u5148\u662f\u7ea2\u8272\u3001\u63a5\u7740\u662f\u9ec4\u8272\u3001\u6700\u540e\u4e3a\u7eff\u8272\uff1b<\/p>\n
8\uff0990\u5e74\u4ee3\u65e9\u671f\u91c7\u7528\u94df\u94dd\u78f7\u5316\u9553\u751f\u4ea7\u51fa\u4e86\u6a58\u7ea2\u3001\u6a59\u3001\u9ec4\u548c\u7eff\u5149\u7684LED\uff0c\u7b2c\u4e00\u4e2a\u5177\u6709\u5386\u53f2\u610f\u4e49\u7684\u84dd\u5149LED\u4e5f\u51fa\u73b0\u572890\u5e74\u4ee3\u65e9\u671f\uff1b<\/p>\n
9\uff0990\u5e74\u4ee3\u4e2d\u671f\uff0c\u51fa\u73b0\u4e86\u8d85\u4eae\u5ea6\u7684\u6c2e\u5316\u9553LED\uff0c\u968f\u5373\u53c8\u5236\u9020\u51fa\u80fd\u4ea7\u751f\u9ad8\u5f3a\u5ea6\u7684\u7eff\u5149\u548c\u84dd\u5149\u94df\u6c2e\u9553LED\u3002\u8d85\u4eae\u5ea6\u84dd\u5149\u82af\u7247\u662f\u767d\u5149LED\u7684\u6838\u5fc3\uff0c\u5728\u8fd9\u4e2a\u53d1\u5149\u82af\u7247\u4e0a\u62b9\u4e0a\u8367\u5149\u7c89\uff0c\u8367\u5149\u7c89\u5438\u6536\u6765\u81ea\u82af\u7247\u4e0a\u7684\u84dd\u8272\u5149\u6e90\u518d\u8f6c\u5316\u6210\u767d\u5149\u3002\u5c31\u662f\u5229\u7528\u8fd9\u79cd\u6280\u672f\u5236\u9020\u51fa\u4efb\u4f55\u53ef\u89c1\u989c\u8272\u7684\u5149\u3002<\/p>\n
10\uff09LED\u7684\u53d1\u5149\u6548\u7387\u4ece\u6700\u521d\u76840.05lm\/W\uff0c\u7ecf\u5386\u4e860.1lm\/W\uff0c\u51e0\u6d41\u660e\/\u74e6\u65f6\u4ee3\uff0c\u6570\u5341\u6d41\u660e\/\u74e6\u65f6\u4ee3\uff0c\u5230\u73b0\u5728\u7ea6120lm\/W\u4ee5\u4e0a\u4e86\u3002<\/p>\n
2\u3001\u53ef\u89c1\u5149LED\u7684\u53d1\u5c55\u8d8b\u52bf\u548c\u524d\u666f\uff1a<\/p>\n
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