{"id":116982,"date":"2017-12-18T06:30:10","date_gmt":"2017-12-17T22:30:10","guid":{"rendered":"\/\/m.iemloyee.com\/?p=116982"},"modified":"2017-12-16T23:42:52","modified_gmt":"2017-12-16T15:42:52","slug":"%e3%80%90%e6%8a%95%e7%a8%bf%e3%80%91%e5%8e%a6%e5%a4%a7%e8%a7%a3%e8%8d%a3%e5%86%9b%e6%95%99%e6%8e%88chem-mater-%e9%80%9a%e8%bf%87%e5%87%8f%e5%b0%91%e5%8f%91%e5%85%89%e7%8c%9d%e7%81%ad%e4%b8%ad","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=116982","title":{"rendered":"\u53a6\u5927\u89e3\u8363\u519b\u6559\u6388Chem. Mater.: \u901a\u8fc7\u51cf\u5c11\u53d1\u5149\u731d\u706d\u4e2d\u5fc3\u5b9e\u73b0\u9ad8\u53d1\u5149\u6548\u7387\u7684\u03b2-Sialon:Eu2+\u7eff\u8272\u7a84\u5e26\u8367\u5149\u7c89"},"content":{"rendered":"
\u3010\u5f15\u8a00\u3011<\/strong><\/span><\/p>\n \u03b2-Sialon:Eu2+<\/sup>\u51ed\u501f\u5176\u8f83\u7a84\u7684\u534a\u5cf0\u5bbd\u548c\u4f18\u5f02\u7684\u7a33\u5b9a\u6027\u88ab\u516c\u8ba4\u4e3a\u662f\u5236\u9020\u5e7f\u8272\u57dfLED\u80cc\u5149\u6e90\u6700\u5408\u9002\u7684\u7eff\u8272\u8367\u5149\u7c89\u6750\u6599\u4e4b\u4e00\uff0c\u500d\u53d7\u5b66\u672f\u754c\u548c\u4ea7\u4e1a\u754c\u7684\u9752\u7750\u548c\u5173\u6ce8\u3002\u7531\u4e8e\u57fa\u8d28\u6676\u4f53\u7ed3\u6784\u7684\u7279\u6b8a\u6027\uff0c\u53d1\u5149\u4e2d\u5fc3Eu\u5728\u03b2-Sialon\u6676\u683c\u4e2d\u53ea\u80fd\u5360\u636e\u95f4\u9699\u4f4d\uff0c\u5bfc\u81f4\u6709\u6548\u53d1\u5149\u4e2d\u5fc3Eu2+<\/sup>\u63ba\u6742\u6d53\u5ea6\u4f4e\u4e14\u90e8\u5206Eu\u4ee5\u53d1\u5149\u731d\u706d\u4e2d\u5fc3Eu3+<\/sup>\u7684\u5f62\u5f0f\u5b58\u5728\u3002\u56e0\u6b64\uff0c\u9ad8\u53d1\u5149\u6548\u7387\u03b2-Sialon:Eu2+<\/sup>\u7eff\u7c89\u7684\u5236\u5907\u6781\u5177\u6311\u6218\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/span><\/p>\n \u8fd1\u65e5\uff0c\u53a6\u95e8\u5927\u5b66\u674e\u6dd1\u661f\u535a\u58eb<\/strong>(<\/strong>\u7b2c\u4e00\u4f5c\u8005<\/strong>)<\/strong>\u3001\u89e3\u8363\u519b\u6559\u6388\u3001\u4e2d\u56fd\u8ba1\u91cf\u5927\u5b66\u738b\u4e50\u6559\u6388<\/strong>(<\/strong>\u5171\u540c\u901a\u8baf\u4f5c\u8005<\/strong>)<\/strong>\u7b49\u4eba\u5728Chem. Mater.<\/strong>\u53d1\u8868\u4e86\u9898\u4e3a\u201cAchieving high quantum efficiency narrow-band \u03b2-Sialon:Eu2+<\/sup> phosphors for high-brightness LCD backlights by reducing the Eu3+<\/sup> luminescence killer\u201d<\/strong>\u7684\u7814\u7a76\u8bba\u6587\uff0c\u62a5\u9053\u4e86\u901a\u8fc7\u6d88\u9664\u8367\u5149\u9897\u7c92\u8868\u9762\u7684\u53d1\u5149\u731d\u706d\u4e2d\u5fc3Eu3+<\/sup>\u5b9e\u73b0\u9ad8\u91cf\u5b50\u6548\u7387\u03b2-Sialon:Eu2+<\/sup>\u7eff\u7c89\u7684\u6700\u65b0\u7814\u7a76\u6210\u679c\u3002\u7814\u7a76\u56e2\u961f\u901a\u8fc7\u5c06\u9884\u70e7\u7ed3\u4f53\u5728N2<\/sub>-H2<\/sub>\u8fd8\u539f\u6027\u6c14\u6c1b\u4e2d\u957f\u65f6\u95f4\u9000\u706b\uff0c\u6d88\u9664\u4e86\u9897\u7c92\u8868\u9762\u7684Eu3+<\/sup>\uff0c\u540c\u65f6\u589e\u52a0\u4e86\u9897\u7c92\u5185\u90e8\u7684Eu2+<\/sup>\uff0c\u4f7f\u5176\u5185\u91cf\u5b50\u6548\u7387\u4ece52.2%\u63d0\u9ad8\u81f396.5%\u3002\u5c06\u5904\u7406\u540e\u7684\u03b2-Sialon:Eu2+<\/sup>\u7eff\u7c89\u548c\u5546\u7528\u7684\u7ea2\u7c89\u914d\u5408\u5c01\u88c5\u5f97\u5230\u6d41\u660e\u6548\u7387\u8fbe136 lm\/W\u7684LED\u80cc\u5149\u6e90\uff0c\u76f8\u6bd4\u4e8e\u521d\u59cb\u7c89\u4f53(111 lm\/W)\u63d0\u9ad8\u4e8622.5%\u3002\u8be5\u9879\u7814\u7a76\u4e0d\u4ec5\u5bf9\u9ad8\u4eae\u5ea6\u3001\u4f4e\u80fd\u8017LED\u80cc\u5149\u6e90\u4ea7\u4e1a\u8d77\u5230\u63a8\u52a8\u4f5c\u7528\uff0c\u5176\u7814\u7a76\u65b9\u6cd5\u5bf9\u4e8e\u591a\u4ef7\u6001\u5171\u5b58(\u5982 Ce3+<\/sup>\/Ce4+<\/sup>; Yb2+<\/sup>\/Yb3+<\/sup>)\u7684\u5176\u4ed6\u8367\u5149\u6750\u6599\u7684\u6548\u7387\u63d0\u5347\u6709\u5f88\u597d\u7684\u542f\u53d1\u610f\u4e49\u3002<\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/span><\/p>\n \u56fe<\/strong>1 \u03b2-Sialon:Eu2+<\/sup><\/strong>\u5904\u7406\u524d\u540e\u7684\u5149\u5b66\u6027\u80fd\u8868\u5f81<\/strong><\/p>\n (a)\u6fc0\u53d1\u548c\u53d1\u5c04\u5149\u8c31\uff1b<\/p>\n (b)\u5b9e\u7269\u56fe\u548c\u91cf\u5b50\u6548\u7387\uff1b<\/p>\n (c)\u70ed\u731d\u706d\u6027\u80fd\uff1b<\/p>\n (d)\u53d1\u5c04\u5149\u8c31\u968f\u6e29\u5ea6\u7684\u53d8\u5316\u3002<\/p>\n \u56fe<\/strong>2 <\/strong>\u5904\u7406\u524d\u540e<\/strong>\u03b2-Sialon:Eu2+<\/sup><\/strong>\u9897\u7c92\u5185<\/strong>Eu\/O<\/strong>\u542b\u91cf\u53d8\u5316<\/strong><\/p>\n (a-b)\u03b2-Sialon:Eu2+<\/sup>\u7c89\u4f53\u5904\u7406\u524d\u3001\u540e\u7684\u622a\u9762\uff1b<\/p>\n (c)\u9897\u7c92\u622a\u9762Eu\/O\u7684\u5143\u7d20\u7ebf\u626b\u63cf\u7ed3\u679c\u3002<\/p>\n \u56fe<\/strong>3 \u03b2-Sialon:Eu2+<\/sup><\/strong>\u5904\u7406\u524d\u540e<\/strong>Eu<\/strong>\u4ef7\u6001\u7684\u53d8\u5316<\/strong><\/p>\n \u56fe<\/strong>4 <\/strong>\u5904\u7406\u524d\u540e<\/strong>\u03b2-Sialon:Eu2+<\/sup><\/strong>\u9897\u7c92\u8868\u9762<\/strong>Eu<\/strong>\u4ef7\u6001\u7684\u53d8\u5316<\/strong><\/p>\n (a-d)\u5206\u522b\u4e3a\u9897\u7c92\u8868\u9762Eu 3d(a, c)\u548cEu 4d(b, d)\u7684\u53d8\u5316\uff1b<\/p>\n (e-f)\u5206\u522b\u4e3a\u03b2-Sialon:Eu2+<\/sup>\u7c89\u4f53\u5904\u7406\u524d\u3001\u540eEu\u7684\u5206\u5e03\u793a\u610f\u56fe\u3002<\/p>\n \u56fe<\/strong>5 <\/strong>\u70ed\u5904\u7406\u8fc7\u7a0b\u7684\u53cd\u5e94\u673a\u7406\u793a\u610f\u56fe<\/strong><\/p>\n \u3010\u5c0f\u7ed3\u3011<\/strong><\/span><\/p>\n \u672c\u6587\u62a5\u9053\u4e86\u4e00\u79cd\u663e\u8457\u63d0\u9ad8\u03b2-Sialon:Eu2+<\/sup>\u7eff\u7c89\u91cf\u5b50\u6548\u7387\u7684\u70ed\u5904\u7406\u65b9\u6cd5\u3002\u901a\u8fc7\u5728\u8fd8\u539f\u6c14\u6c1b\u4e2d\u957f\u65f6\u95f4\u9000\u706b\uff0c\u8367\u5149\u9897\u7c92\u7684\u53d1\u5149\u5f3a\u5ea6\u63d0\u9ad82.3\u500d\uff0c\u91cf\u5b50\u6548\u7387\u4ece52.2%\u63d0\u9ad8\u81f396.5%\u3002\u5316\u5b66\u5206\u6790\u8868\u660e\u8367\u5149\u7c89\u53d1\u5149\u6027\u80fd\u63d0\u5347\u4e3b\u8981\u5f52\u56e0\u4e8e\uff1a(1)\u8868\u9762Eu3+<\/sup>\u88ab\u8fd8\u539f\u4e3aEu2+<\/sup>\uff1b(2) \u8fd8\u539f\u540e\u66f4\u591aEu2+<\/sup>\u8fdb\u5165\u6676\u683c\u3002\u672c\u5de5\u4f5c\u7684\u7ed3\u679c\u4e3a\u9ad8\u6d41\u660e\u6548\u7387\u3001\u9ad8\u4eae\u5ea6LED\u80cc\u5149\u6e90\u7684\u83b7\u5f97\u63d0\u4f9b\u4e86\u4f18\u5f02\u7684\u7a84\u5e26\u7eff\u7c89\u3002<\/p>\n \u3010\u901a\u8baf\u4f5c\u8005\u53ca\u7814\u7a76\u56e2\u961f\u7b80\u4ecb\u3011<\/strong><\/span><\/p>\n \u89e3\u8363\u519b\uff0c<\/strong>\u53a6\u95e8\u5927\u5b66\u6750\u6599\u5b66\u9662\u6559\u6388\uff0c<\/strong>\u4e2d\u7ec4\u90e8\u7b2c\u4e5d\u6279\u5343\u4eba\u8ba1\u5212(\u521b\u65b0\u7c7b)\u4e13\u5bb6\uff0c\u6c2e\u5316\u7269\u8367\u5149\u7c89\u4e13\u5bb6\uff0c\u53a6\u95e8\u5927\u5b66\u6750\u6599\u5b66\u9662\u80fd\u91cf\u8f6c\u6362\u6750\u6599\u4e0e\u5668\u4ef6\u7814\u7a76\u56e2\u961f\u5e26\u5934\u4eba\u3002\u89e3\u8363\u519b\u6559\u6388\u9996\u521b\u4e86\u201c\u5355\u9897\u7c92\u8bca\u65ad\u6280\u672f\u201d\u5f00\u53d1\u65b0\u578b\u6c2e\u5316\u7269\u53d1\u5149\u6750\u6599\uff0c\u5e76\u5728\u8d85\u9ad8\u663e\u8272\u767d\u5149LED\u7167\u660e\u5668\u4ef6\u3001\u5e7f\u8272\u57df\u6db2\u6676\u80cc\u5149\u6e90\u3001\u5927\u529f\u7387\u6fc0\u5149\u7167\u660e\u7b49\u5e94\u7528\u9886\u57df\u505a\u51fa\u4e86\u56fd\u9645\u9886\u5148\u7684\u7814\u7a76\u6210\u679c\u3002\u53d1\u8868SCI\u8bba\u6587210\u4f59\u7bc7\uff0c\u4ed6\u5f15\u8d85\u8fc78000\u4f59\u6b21\uff0cH\u56e0\u5b5044\uff0c\u51fa\u7248\u4e13\u84575\u90e8\uff0c\u8363\u83b75\u9879\u7814\u7a76\u6210\u679c\u5956\u9879\u3002<\/p>\n \u7814\u7a76\u56e2\u961f\u76ee\u524d\u627f\u62c5\u79d1\u6280\u90e8\u91cd\u70b9\u7814\u53d1\u8ba1\u5212\u201c\u6218\u7565\u6027\u5148\u8fdb\u7535\u5b50\u6750\u6599\u201d\u91cd\u70b9\u4e13\u9879\u5b50\u8bfe\u98981\u9879\u3001\u4e3b\u6301\u56fd\u5bb6\u81ea\u7136\u79d1\u5b66\u57fa\u91d1\u59d4\u56fd\u9645\uff08\u5730\u533a\uff09\u5408\u4f5c\u4e0e\u4ea4\u6d41\u9879\u76ee1\u9879\u3001\u9762\u4e0a\u57fa\u91d1\u9879\u76ee2\u9879\uff0c\u9752\u5e74\u79d1\u5b66\u57fa\u91d1\u9879\u76ee2\u9879\u3002\u4e3b\u8981\u7814\u7a76\u65b9\u5411\uff1a(1)\u5355\u9897\u7c92\u8bca\u65ad\u6cd5\u5f00\u53d1\u65b0\u578b\u6c2e\u5316\u7269\u8367\u5149\u7c89\u53ca\u5176\u53d1\u5149\u6027\u80fd\u7814\u7a76\uff1b(2)\u6c2e\u5316\u7269\u8367\u5149\u7c89\u201c\u6784\u6548\u5173\u7cfb\u201d\u7814\u7a76\u53ca\u5176\u5149\u8c31\u8c03\u63a7\uff1b(3)\u57fa\u4e8e\u6c2e\u5316\u7269\u8367\u5149\u7c89\u7684\u767d\u5149LED\u7167\u660e\u53caLCD\u80cc\u5149\u6e90\u5668\u4ef6\u5f00\u53d1\uff1b(4)\u6fc0\u5149\u7167\u660e\u7528\u8367\u5149\u9676\u74f7\u3001\u8367\u5149\u9676\u74f7\u819c\u7814\u53d1\uff1b(5)\u9499\u949b\u77ff\u91cf\u5b50\u70b9\u53caMOFs\u7684\u53d1\u5149\u6027\u80fd\u53ca\u5668\u4ef6\uff1b(6)\u957f\u4f59\u8f89\u53d1\u5149\u6750\u6599\u53ca\u5176\u5e94\u7528\u7814\u7a76\u3002<\/p>\n \u8bba\u6587\u7b2c\u4e00\u4f5c\u8005\u674e\u6dd1\u661f<\/strong>\u535a\u58eb\u4e3a2017\u5e74\u201c\u535a\u58eb\u540e\u521b\u65b0\u4eba\u624d\u652f\u6301\u8ba1\u5212\u201d\u5165\u9009\u8005\u3002<\/p>\n \u6587\u732e\u94fe\u63a5:\u00a0<\/strong>Achieving high quantum efficiency narrow-band \u03b2-Sialon:Eu2+<\/sup> phosphors for high-brightness LCD backlights by reducing the Eu3+<\/sup> luminescence killer<\/a> (Chem. Mater., 2017\uff0cDOI: 10.1021\/acs.chemmater.7b04605)<\/p>\n \u672c\u6587\u7531\u53a6\u95e8\u5927\u5b66\u89e3\u8363\u519b\u6559\u6388\u8bfe\u9898\u7ec4<\/strong>\u4f9b\u7a3f\u3002<\/p>\n \u6750\u6599\u4eba\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\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\u7bb1tougao@cailiaoren.com\u3002<\/p>\n \u6295\u7a3f\u4ee5\u53ca\u5185\u5bb9\u5408\u4f5c\u53ef\u52a0\u7f16\u8f91\u5fae\u4fe1\uff1aRDD-2011-CHERISH\uff0c\u4efb\u4e39\u4e39\uff0c\u6211\u4eec\u4f1a\u9080\u8bf7\u5404\u4f4d\u8001\u5e08\u52a0\u5165\u4e13\u5bb6\u7fa4\u3002<\/strong><\/p>\n
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