{"id":143906,"date":"2018-06-27T06:30:02","date_gmt":"2018-06-26T22:30:02","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=143906"},"modified":"2018-06-26T15:42:18","modified_gmt":"2018-06-26T07:42:18","slug":"%e5%8c%97%e4%ba%ac%e5%a4%a7%e5%ad%a6%e5%88%98%e5%bf%a0%e8%8c%83%e5%9b%a2%e9%98%9f%ef%bc%86%e5%8d%8a%e5%af%bc%e4%bd%93%e6%89%80%e6%9d%8e%e6%99%8b%e9%97%bd%e5%9b%a2%e9%98%9fadv-mater-%e5%9f%ba","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=143906","title":{"rendered":"\u5317\u4eac\u5927\u5b66\u5218\u5fe0\u8303\u56e2\u961f\uff06\u534a\u5bfc\u4f53\u6240\u674e\u664b\u95fd\u56e2\u961fAdv. Mater.:\u57fa\u4e8e\u77f3\u58a8\u70ef\u7f13\u51b2\u5c42\u7684\u9ad8\u4eae\u84dd\u5149LED"},"content":{"rendered":"

\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n

GaN\u57fa\u534a\u5bfc\u4f53LED\u7167\u660e\u5177\u6709\u9ad8\u6548\u3001\u8282\u80fd\u3001\u73af\u4fdd\u3001\u5bff\u547d\u957f\u3001\u6613\u7ef4\u62a4\u7b49\u4f18\u70b9\uff0c\u662f\u4eba\u7c7b\u7167\u660e\u53f2\u4e0a\u7ee7\u767d\u70bd\u706f\u3001\u8367\u5149\u706f\u4e4b\u540e\u7684\u53c8\u4e00\u573a\u7167\u660e\u9769\u547d\u3002\u4ec5\u56fd\u51852017\u5e74\u4ea7\u503c\u5c31\u7a81\u78346500\u4ebf\u4eba\u6c11\u5e01\uff0c\u5e74\u8282\u7ea6\u7535\u8fbe1900\u4ebf\u5343\u74e6\u65f6\u3002\u76ee\u524dGaN\u901a\u5e38\u662f\u5f02\u8d28\u5916\u5ef6\u751f\u957f\u5728\u84dd\u5b9d\u77f3\u3001\u78b3\u5316\u7845\u3001\u7845\u7b49\u886c\u5e95\u4e0a\uff0c\u8fd9\u4e9b\u886c\u5e95\u4e0eGaN\u4e4b\u95f4\u5b58\u5728\u8f83\u5927\u7684\u6676\u683c\u5931\u914d\u4e0e\u70ed\u5931\u914d\uff0c\u4f7f\u5f97\u5916\u5ef6GaN \u8584\u819c\u5185\u5177\u6709\u5f88\u5927\u7684\u5e94\u529b\uff0c\u5e76\u4ea7\u751f\u4f17\u591a\u7684\u7a7f\u900f\u4f4d\u9519\uff0c\u5bfc\u81f4LED\u5668\u4ef6\u53d1\u5149\u6548\u7387\u964d\u4f4e\u3002\u56e0\u6b64\uff0c\u751f\u957f\u51fa\u4f4e\u5e94\u529b\u3001\u9ad8\u8d28\u91cf\u7684GaN\u8584\u819c\u5bf9\u4e8eLED\u6027\u80fd\u7684\u63d0\u5347\u5c24\u4e3a\u91cd\u8981\u3002<\/p>\n

\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n

\u8fd1\u65e5\uff0c\u5317\u4eac\u5927\u5b66\u5218\u5fe0\u8303\u9662\u58eb<\/strong>\u7684\u7eb3\u7c73\u5316\u5b66\u7814\u7a76\u4e2d\u5fc3\u56e2\u961f\u548c\u4e2d\u79d1\u9662\u534a\u5bfc\u4f53\u6240\u674e\u664b\u95fd\u7814\u7a76\u5458<\/strong>\u7684\u534a\u5bfc\u4f53\u7167\u660e\u4e2d\u5fc3\u56e2\u961f\u5408\u4f5c\uff0c\u63d0\u51fa\u5229\u7528\u77f3\u58a8\u70ef\u4f5c\u4e3aGaN\u751f\u957f\u7f13\u51b2\u5c42\u6765\u5b9e\u73b0\u9ad8\u4eaeLED\u7684\u65b0\u7b56\u7565\u3002\u5728\u8be5\u5de5\u4f5c\u4e2d\uff0c\u7814\u7a76\u4eba\u5458\u5229\u7528CVD\u7684\u65b9\u6cd5\uff0c\u5728\u84dd\u5b9d\u77f3\u4e0a\u76f4\u63a5\u751f\u957f\u77f3\u58a8\u70ef\uff0c\u907f\u514d\u4e86\u77f3\u58a8\u70ef\u8f6c\u79fb\u8fc7\u7a0b\u4e2d\u7684\u6c61\u67d3\u3001\u7834\u635f\u95ee\u9898\uff0c\u53ef\u89c4\u6a21\u5316\u5236\u5907\u3002\u5728\u77f3\u58a8\u70ef\/\u84dd\u5b9d\u77f3\u4e0a\u76f4\u63a5\u751f\u957f\u7684GaN\u8584\u819c\u5177\u6709\u6781\u4f4e\u5e94\u529b(0.16 GPa)\u4e0e\u4f4d\u9519\u5bc6\u5ea6(~108<\/sup>\u00d7cm\u22122<\/sup>)\uff0c\u5f97\u5230\u7684\u84dd\u5149LED\u4e0e\u4f20\u7edf\u5de5\u827a\u5f97\u5230\u7684\u5668\u4ef6\u76f8\u6bd4\uff0c\u5149\u8f93\u51fa\u529f\u7387\u63d0\u5347\u9ad8\u8fbe19.1%\u3002\u503c\u5f97\u5f3a\u8c03\u7684\u662f\uff0c\u5728\u77f3\u58a8\u70ef\u4e0a\u751f\u957fGaN\u8584\u819c\uff0c\u65e0\u9700\u4f4e\u6e29\u7f13\u51b2\u5c42\uff0c\u53ef\u8282\u7701MOCVD\u751f\u957f\u65f6\u95f4\uff0c\u6709\u671b\u8fdb\u4e00\u6b65\u964d\u4f4e\u6210\u672c\u3002\u8be5\u6210\u679c\u4ee5\u9898\u4e3a\u201cHigh-Brightness Blue Light-Emitting Diodes Enabled by a Directly Grown Graphene Buffer Layer<\/strong>\u201d\u53d1\u8868\u5728Adv. Mater.<\/strong>\u4e0a\u3002<\/p>\n

\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n

\u56fe1.\u77f3\u58a8\u70ef\u7f13\u51b2\u5c42\u4e0a\u751f\u957f<\/strong>GaN \u8584\u819c\u6d41\u7a0b\u793a\u610f\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>2.<\/strong>\u77f3\u58a8\u70ef<\/strong>\/<\/strong>\u84dd\u5b9d\u77f3\u886c\u5e95\u4e0a\u751f\u957f\u7684<\/strong>GaN\u8d28\u91cf\u76f8\u5173\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

a) GaN\u8584\u819c\u7684\u8868\u9762\u7c97\u7cd9\u5ea6<\/p>\n

b) GaN\u8584\u819c\u7684EBSD\u7ed3\u679c<\/p>\n

c) GaN\u8584\u819c\u7684CL mapping<\/p>\n

d) GaN\u8584\u819c\u7684Raman\u5149\u8c31<\/p>\n

e-f) GaN\u8584\u819c\u7684XRD \u6447\u6446\u66f2\u7ebf\u3002<\/p>\n

\u56fe3. \u77f3\u58a8\u70ef\/\u84dd\u5b9d\u77f3\u886c\u5e95\u4e0a\u751f\u957f\u7684LED\u5668\u4ef6\u7ed3\u6784\u76f8\u5173\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

a) LED\u5668\u4ef6\u7ed3\u6784\u793a\u610f\u56fe<\/p>\n

b) LED\u5668\u4ef6\u7ed3\u6784\u7535\u955c\u7167\u7247<\/p>\n

c) LED\u5668\u4ef6\u7ed3\u6784XRD\u6447\u6446\u66f2\u7ebf<\/p>\n

d-i) LED\u5668\u4ef6\u7ed3\u6784\u900f\u5c04\u7535\u955c\u8868\u5f81\u3002<\/p>\n

\u56fe<\/strong>4.<\/strong> LED<\/strong>\u5668\u4ef6\u6027\u80fd\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

a) \u77f3\u58a8\u70efLED\u5668\u4ef6\u4e0e\u4f20\u7edf\u5de5\u827aLED\u5668\u4ef6 I-V \u66f2\u7ebf\u6bd4\u8f83<\/p>\n

b) \u77f3\u58a8\u70efLED\u5668\u4ef6\u4e0e\u4f20\u7edf\u5de5\u827aLED\u5668\u4ef6\u5149\u8f93\u51fa\u529f\u7387\u968f\u7535\u6d41\u53d8\u5316\u66f2\u7ebf<\/p>\n

c-d) \u6709\u65e0\u77f3\u58a8\u70ef\uff0cLED\u5668\u4ef6\u53d1\u5149\u6ce2\u957f\u968f\u7535\u6d41\u53d8\u5316\u66f2\u7ebf\u3002<\/p>\n

\u3010\u7ed3\u8bba\u3011<\/strong><\/p>\n

\u7814\u7a76\u4eba\u5458\u5229\u7528CVD\u6cd5\u5728\u84dd\u5b9d\u77f3\u886c\u5e95\u4e0a\u751f\u957f\u77f3\u58a8\u70ef\u8584\u819c\uff0c\u5e76\u5c06\u5176\u4f5c\u4e3aGaN\u5916\u5ef6\u751f\u957f\u7f13\u51b2\u5c42\uff0c\u53ef\u4ee5\u5927\u5e45\u5ea6\u964d\u4f4eGaN\u8584\u819c\u4e2d\u7684\u5e94\u529b\uff0c\u5c06\u4f4e\u4f4d\u9519\u5bc6\u5ea6\uff0c\u63d0\u5347LED\u5668\u4ef6\u5149\u8f93\u51fa\u529f\u7387\u3002\u76f8\u6bd4\u4e8e\u4f20\u7edf\u5de5\u827a\uff0c\u6b64\u65b9\u6cd5\u8fd8\u7701\u7565\u4e86\u4f4e\u6e29\u7f13\u51b2\u5c42\uff0c\u8282\u7701MOCVD\u751f\u957f\u673a\u65f6\uff0c\u964d\u4f4e\u6210\u672c\u3002\u8be5\u5de5\u4f5c\u4e3a\u77f3\u58a8\u70ef\u7684\u5927\u89c4\u6a21\u5173\u952e\u5e94\u7528\u63d0\u4f9b\u4e86\u65b0\u601d\u8def\uff0c\u5e76\u4e3aLED\u7167\u660e\u7684\u6027\u80fd\u63d0\u5347\u63d0\u4f9b\u4e86\u5207\u5b9e\u53ef\u884c\u7684\u65b9\u6cd5\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5<\/strong>\uff1aHigh\u2010Brightness Blue Light\u2010Emitting Diodes Enabled by a Directly Grown Graphene Buffer Layer<\/a>, (Advanced Materials, 2018, DOI: 10.1002\/adma.201801608)<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u7535\u5b50\u7535\u5de5\u5b66\u672f\u7ec4Z. Chen\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u6574\u7406\u7f16\u8f91\u3002<\/p>\n

\u6750\u6599\u725b\u7f51\u4e13\u6ce8\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u53ca\u884c\u4e1a\u8fdb\u5c55\uff0c\u8fd9\u91cc\u6c47\u96c6\u4e86\u5404\u5927\u9ad8\u6821\u7855\u535a\u751f\u3001\u4e00\u7ebf\u79d1\u7814\u4eba\u5458\u4ee5\u53ca\u884c\u4e1a\u4ece\u4e1a\u8005\uff0c\u5982\u679c\u60a8\u5bf9\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u8fdb\u5c55\uff0c\u89e3\u8bfb\u9ad8\u6c34\u5e73\u6587\u7ae0\u6216\u662f\u8bc4\u8ff0\u884c\u4e1a\u6709\u5174\u8da3\uff0c\u70b9\u6211\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n

\u6b22\u8fce\u5927\u5bb6\u5230\u6750\u6599\u4eba\u5ba3\u4f20\u79d1\u6280\u6210\u679c\u5e76\u5bf9\u6587\u732e\u8fdb\u884c\u6df1\u5165\u89e3\u8bfb\uff0c\u6295\u7a3f\u90ae\u7bb1\uff1atougao@cailiaoren.com\u3002<\/p>\n

\u6295\u7a3f\u4ee5\u53ca\u5185\u5bb9\u5408\u4f5c\u53ef\u52a0\u7f16\u8f91\u5fae\u4fe1\uff1acailiaokefu\u3002<\/p>\n

\u6750\u6599\u6d4b\u8bd5\uff0c\u6570\u636e\u5206\u6790\uff0c\u4e0a<\/strong>\u6d4b\u8bd5\u8c37<\/strong><\/a>\uff01<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

\u3010\u5f15\u8a00\u3011 GaN\u57fa\u534a\u5bfc\u4f53LED\u7167\u660e\u5177\u6709\u9ad8\u6548\u3001\u8282\u80fd\u3001\u73af\u4fdd\u3001\u5bff\u547d\u957f\u3001\u6613\u7ef4\u62a4\u7b49\u4f18\u70b9\uff0c\u662f\u4eba\u7c7b\u7167\u660e\u53f2\u4e0a\u7ee7\u767d\u70bd\u706f\u3001\u8367\u5149\u706f\u4e4b\u540e\u7684\u53c8\u4e00\u573a\u7167\u660e\u9769\u547d\u3002\u4ec5\u56fd\u51852017\u5e74\u4ea7\u503c\u5c31\u7a81\u783465…<\/p>\n","protected":false},"author":3029,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[1898],"class_list":["post-143906","post","type-post","status-publish","format-standard","hentry","category-jiedu","tag-led"],"_links":{"self":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/143906"}],"collection":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/users\/3029"}],"replies":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=143906"}],"version-history":[{"count":9,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/143906\/revisions"}],"predecessor-version":[{"id":143969,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/143906\/revisions\/143969"}],"wp:attachment":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=143906"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=143906"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=143906"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}