{"id":178524,"date":"2019-06-22T06:09:03","date_gmt":"2019-06-21T22:09:03","guid":{"rendered":"\/\/m.iemloyee.com\/?p=178524"},"modified":"2019-06-21T22:49:06","modified_gmt":"2019-06-21T14:49:06","slug":"%e5%8d%97%e4%ba%ac%e7%90%86%e5%b7%a5%e5%a4%a7%e5%ad%a6%e6%9b%be%e6%b5%b7%e6%b3%a2%e5%9b%a2%e9%98%9fadv-mater-cspbbr3%e9%87%8f%e5%ad%90%e7%82%b92-0%ef%bc%9a%e8%8b%af%e7%a3%ba%e9%85%b8%e7%ad%89","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=178524","title":{"rendered":"\u5357\u4eac\u7406\u5de5\u5927\u5b66\u66fe\u6d77\u6ce2\u56e2\u961fAdv. Mater.: CsPbBr3\u91cf\u5b50\u70b92.0\uff1a\u82ef\u78fa\u9178\u7b49\u6548\u914d\u4f53\u201c\u5524\u9192\u201d\u5f7b\u5e95\u7eaf\u5316"},"content":{"rendered":"

\u3010\u80cc\u666f\u4ecb\u7ecd\u3011<\/strong><\/p>\n

\u65e0\u673a\u5364\u5316\u94ef\u94c5\uff08CsPbX3<\/sub>\uff0cX = Cl\uff0cBr\uff0cI\uff09\u9499\u949b\u77ff\u91cf\u5b50\u70b9\uff08QDs\uff09\u7531\u4e8e\u5176\u9ad8\u7684\u5149\u81f4\u53d1\u5149\u91cf\u5b50\u4ea7\u7387\uff08PL QY\uff09\u548c\u9ad8\u989c\u8272\u7eaf\u5ea6\uff0c\u8fd1\u5e74\u6765\u53d7\u5230\u4e86\u5e7f\u6cdb\u7684\u5173\u6ce8\u3002\u7136\u800c\uff0c\u8fd9\u4e9b\u91cf\u5b50\u70b9\u4ecd\u7136\u5b58\u5728\u4e25\u91cd\u7684\u7eaf\u5316\u95ee\u9898\uff0c\u7ecf\u8fc7\u51e0\u4e2a\u7eaf\u5316\u5faa\u73af\u540e\uff0c\u8fd9\u4e9b\u91cf\u5b50\u70b9\u4f1a\u805a\u96c6\u4e3a\u5927\u9897\u7c92\uff0c\u5931\u53bb\u9ad8\u7684PL QY\u3002\u5373\u4f7f\u5728\u60f0\u6027\u6c14\u4f53\u4fdd\u62a4\u4e0b\uff0c\u5728\u50a8\u5b58\u8fc7\u7a0b\u4e2d\u8fd9\u4e9b\u73b0\u8c61\u4e5f\u7ecf\u5e38\u88ab\u89c2\u5bdf\u5230\u3002\u8fd9\u4e9b\u969c\u788d\u6781\u5927\u5730\u963b\u788d\u4e86\u5176\u5668\u4ef6\u6027\u80fd\u548c\u7a33\u5b9a\u6027\u7684\u63d0\u9ad8\u3002\u8fd9\u79cd\u4e0d\u7a33\u5b9a\u6027\u662f\u7531\u4e8e\u914d\u4f53\u4e2d\u7684\u6c2e\u539f\u5b50\u5176\u5f3a\u7535\u8d1f\u6027\u548c\u53ef\u9006\u7684\u8d28\u5b50\u5316\u548c\u53bb\u8d28\u5b50\u5316\u8fc7\u7a0b\u9020\u6210\u7684\u3002\u5c3d\u7ba1\u5df2\u6709\u62a5\u9053\u901a\u8fc7\u4f7f\u7528\u4e0d\u542b\u80fa\u57fa\u548c\u53ef\u9006\u8fc7\u7a0b\u7684\u5355\u914d\u4f53\u53ef\u4ee5\u514b\u670d\u7eaf\u5316\u7a33\u5b9a\u6027\u95ee\u9898\uff0c\u4f46\u8fd9\u4e9b\u7b56\u7565\u8981\u4e48\u4f1a\u964d\u4f4e\u91cf\u5b50\u70b9\u7684PL QY\uff0c\u8981\u4e48\u914d\u4f53\u5236\u5907\u590d\u6742\uff0c\u751a\u81f3\u9700\u8981\u5f15\u5165\u989d\u5916\u7684\u7ec4\u5206\u3002<\/p>\n

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

\u6700\u8fd1\uff0c\u5357\u4eac\u7406\u5de5\u5927\u5b66\u66fe\u6d77\u6ce2\u3001\u674e\u6653\u660e\u6559\u6388<\/strong>\u56e2\u961f\uff0c\u63d0\u51fa\u201cBr\u7b49\u6548\u201d\u914d\u4f53\u601d\u8def\uff0c\u5b9e\u73b0\u4e86\u5728\u91cf\u5b50\u70b9\u7eaf\u5316\u5904\u7406\u591a\u6b21\u5faa\u73af\u8fc7\u7a0b\u4e2d\u4fdd\u6301\u9ad8\u7a33\u5b9a\u6027\u3001\u9ad8\u91cf\u5b50\u4ea7\u7387\uff08PLQY\uff09\u7684\u9499\u949b\u77ff\u91cf\u5b50\u70b9\uff08Pe-QD\uff09\u3002\u4f5c\u8005\u5229\u7528\u5f3a\u79bb\u5b50\u78fa\u9178\u76d0\u57fa\u7684\u82ef\u78fa\u9178\u914d\u4f53\u4f5c\u4e3a\u201cBr\u7b49\u6548\u201d\u914d\u4f53\uff0c\u8be5\u914d\u4f53\u4e0d\u4ec5\u53ef\u4ee5\u7262\u56fa\u5730\u7ed3\u5408\u66b4\u9732\u5728\u5916\u7684Pb\u79bb\u5b50\uff0c\u5e76\u4e14\u8fd8\u80fd\u591f\u6709\u6548\u5730\u6d88\u9664Br\u79bb\u5b50\u7a7a\u4f4d\u5f15\u8d77\u7684\u6fc0\u5b50\u6355\u83b7\u3002\u4f5c\u8005\u8ba4\u4e3a\u78fa\u9178\u76d0\u57fa\u5728\u5b8c\u6574\u7684\u9499\u949b\u77ff\u6676\u683c\u4e2d\u8d77\u5230\u4e86\u4e0e\u5929\u7136Br\u79bb\u5b50\u76f8\u4f3c\u7684\u4f5c\u7528\u3002\u901a\u8fc7\u8fd9\u79cd\u7eaf\u5316\u7b56\u7565\uff0c\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u5b9e\u73b0\u4e0d\u9700\u8981\u591a\u4f59\u80fa\u57fa\u914d\u4f53\u5c31\u80fd\u8fbe\u5230\u8d85\u8fc790%\u7684PL QY\u3002\u6b64\u5916\uff0c\u7ecf8\u6b21\u7eaf\u5316\u5faa\u73af\u30015\u4e2a\u6708\u7684\u5b58\u50a8\u4ee5\u53ca\u9ad8\u901a\u91cf\u5149\u7167\u5c04\u540e\uff0cPe-QD\u4ecd\u80fd\u4fdd\u6301\u9ad8PL QY\u3002\u8fd9\u4f7f\u5f97Pe-QD\u5728\u7167\u660e\u3001\u663e\u793a\u5668\u548c\u751f\u7269\u6210\u50cf\u65b9\u9762\u5b58\u5728\u7740\u5de8\u5927\u7684\u5e94\u7528\u6f5c\u529b\u3002\u76f8\u5173\u6210\u679c\u4ee5\u201cCsPbBr3<\/sub> Quantum Dots 2.0: Benzenesulfonic Acid Equivalent Ligand Awakens Complete Purification<\/strong>\u201d\u53d1\u8868\u4e8eAdv. Mater.<\/strong>\u671f\u520a\u4e0a\u3002<\/p>\n

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

\u4e0d\u540c\u914d\u4f53\u7b56\u7565\u7684\u6bd4\u8f83
\n \"\"\uff08a\uff09CsPbBr3<\/sub> QD\u8868\u9762\u7ed3\u5408\u57fa\u5e8f\u4e0eOAm\u3001OA\u3001DBSA\u914d\u4f53\u7684\u76f8\u4e92\u4f5c\u7528\u5f3a\u5ea6\uff1b<\/p>\n

\uff08b\uff09\u4e0d\u540c\u914d\u4f53\u5bf9\u6fc0\u5b50\u590d\u5408\u52a8\u529b\u5b66\u7684\u5f71\u54cd\u3002\u56fe\u6700\u53f3\u8fb9\u5c55\u793a\u4e86\u63d0\u51fa\u7684\u201cBr\u7b49\u6548\u201d\u914d\u4f53\u7b56\u7565\uff0c\u5176\u4e2d\u5f3a\u79bb\u5b50\u78fa\u9178\u76d0\u57fa\u4e0e\u66b4\u9732\u5728\u5916\u7684Pb\u79bb\u5b50\u7262\u56fa\u7ed3\u5408\uff0c\u5f62\u6210\u7a33\u5b9a\u7684\u914d\u4f53\u7ed3\u5408\u72b6\u6001\uff0c\u6709\u6548\u5730\u6d88\u9664\u4e86\u6eb4\u79bb\u5b50\u5728\u7a7a\u4f4d\u76f8\u5173\u7684\u6fc0\u5b50\u6355\u83b7\u884c\u4e3a\u3002<\/p>\n

\u56fe\u4e00\u3001\u7406\u8bba\u4e0a\u7684\u78fa\u9178\u76d0\u949d\u5316\u6548\u679c<\/strong>
\n \"\"\uff08a\uff0cc\uff09VBr\uff08a\uff09\u548c\u78fa\u9178\u76d0\u57fa\u56e2\uff08c\uff09\u949d\u5316CsPbBr3<\/sub>\u7684\u4ef7\u5e26\u6700\u5927\u503c\uff08VBM\uff09\u548c\u5bfc\u5e26\u6700\u5c0f\u503c\uff08CBM\uff09\u7684\u7535\u5b50DOS\u66f2\u7ebf\uff1b<\/p>\n

\uff08b\uff0cd\uff09VBr\uff08b\uff09CsPbBr3<\/sub>\u548c\u949d\u5316CsPbBr3<\/sub>\uff08d\uff09\u7684\u7535\u5b50\u5c40\u57df\u51fd\u6570\u7ed3\u679c\u56fe\u3002<\/p>\n

\u56fe\u4e8c\u3001DBSA-QD\u5f3a\u76f8\u4e92\u4f5c\u7528\u7684\u8bc1\u636e<\/strong>
\n \"\"\uff08a\uff09\u7ecf\u8fc7\u4e09\u4e2a\u7eaf\u5316\u5faa\u73af\u540e\u7684\u7eafDBSA\u548cDBSA-QDs\u76841<\/sup>H NMR\u5168\u8c31\u56fe\uff1b<\/p>\n

\uff08b\uff09DBSA\u548cOAm\u5305\u8986\u7684QDs\u7684\u6269\u6563\u7cfb\u6570\uff1b<\/p>\n

\uff08c~d\uff09\u6839\u636eFTIR\uff08c\uff09\u548cTG\uff08d\uff09\u6d4b\u5b9a\u7ed3\u679c\uff0c\u5f97\u5230\u7684OAm\u548cDBSA\u5305\u8986\u540e\u7684QDs\u7ecf\u8fc7\u4e0d\u540c\u7684\u7eaf\u5316\u5468\u671f\u540e\u7684\u8868\u9762\u914d\u4f53\u542b\u91cf\u3002<\/p>\n

\u56fe\u4e09\u3001DBSA-QD\u5149\u5b66\u3001\u7ed3\u6784\u548c\u8868\u9762\u7684\u7eaf\u5316\u548c\u6d17\u6da4\u7a33\u5b9a\u6027<\/strong>
\n \"\"\uff08a\uff09DBSA-QDs\u7ecf1-8\u6b21\u7eaf\u5316\u540e\u5728\u65e5\u5149\u4e0b\u7684\u7167\u7247\uff1b<\/p>\n

\uff08b\uff09DBSA-QDs\u7684PL\u548c\u5438\u6536\u5149\u8c31\uff1b<\/p>\n

\uff08c\uff09\u91c7\u7528\u4e0d\u540c\u7b56\u7565\u5236\u5907\u7684\u91cf\u5b50\u70b9\u7684\u5f52\u4e00\u5316PL QY\uff1b<\/p>\n

\uff08d~g\uff09CsPbBr3<\/sub> QDs\u7684PL\u8870\u53d8\u3001\u7c92\u5f84\u5206\u5e03\u3001XRD\u56fe\u8c31\u3001Pb 4f\u7684\u7cbe\u7ec6XPS\u66f2\u7ebf\u3002<\/p>\n

\u56fe\u56db\u3001\u957f\u671f\u5b58\u50a8\u7a33\u5b9a\u6027<\/strong>
\n \"\"\uff08a\uff09\u50a8\u5b585\u4e2a\u6708\u540e\uff0cOAm\u548cDBSA\u5305\u8986\u7684QD\u7684\u5206\u6563\u4f53\u5728\u65e5\u5149\u548c\u7d2b\u5916\u5149\u4e0b\u7684\u56fe\u50cf\uff1b<\/p>\n

\uff08b\uff09\u4e0a\u8ff0\u5bf9\u5e94\u6837\u54c1\u5728\u4e0d\u540c\u8d2e\u5b58\u65f6\u95f4\u540e\u7684PL QY\u53d8\u5316\u60c5\u51b5\u3002<\/p>\n

\u56fe\u4e94\u3001QD\u8584\u819c\u7684\u5149\u5b66\u548c\u70ed\u7a33\u5b9a\u6027<\/strong>
\n \"\"\uff08a~b\uff09\u5728820 mW cm\u22122<\/sup>\u7684\u9ad8\u901a\u91cf\u6fc0\u5149\uff08405 nm\uff09\u4e0b\uff0cOAm-\u548cDBSA-QDs\u7684\u5cf0\u503c\u6ce2\u957f\u548cPL\u5f3a\u5ea6\uff1b<\/p>\n

\uff08c~d\uff09OAm-\u548cDBSA-QDs\u572860 \u2103\u70ed\u5904\u7406\u540e\u7684\u5cf0\u503c\u6ce2\u957f\u548cPL\u5f3a\u5ea6\u3002<\/p>\n

\u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n

\u7efc\u4e0a\u6240\u8ff0\uff0c\u7814\u7a76\u8005\u5f00\u53d1\u4e86\u4e00\u79cd\u65b0\u7684\u914d\u4f53\u7b56\u7565\uff0c\u5e76\u6210\u529f\u514b\u670d\u4e86\u9499\u949b\u77ff\u91cf\u5b50\u70b9\u7eaf\u5316\u548c\u50a8\u5b58\u95ee\u9898\u3002\u901a\u8fc7\u63d0\u9ad8\u66b4\u9732\u5728\u5916\u7684Pb\u79bb\u5b50\u7684\u8f68\u9053\u80fd\u91cf\uff0c\u7b49\u6548\u914d\u4f53\u5b9e\u73b0\u4e86\u975e\u8f90\u5c04\u8dc3\u8fc1\u7684\u6d88\u9664\u3002\u8be5\u6a21\u578b\u7684\u7406\u8bba\u8ba1\u7b97\u4e0e\u548c\u5b9e\u9a8c\u7ed3\u679c\u4e00\u81f4\uff0c\u7b49\u6548\u914d\u4f53\u4e0d\u4ec5\u89e3\u51b3\u4e86\u7531VBr\u5f15\u8d77\u7684\u53d1\u5149\u6548\u7387\u95ee\u9898\uff0c\u800c\u4e14\u8fd8\u6709\u52a9\u4e8e\u914d\u4f53\u4e0eQD\u8868\u9762\u4e4b\u95f4\u5f62\u6210\u7684\u5f3a\u76f8\u4e92\u4f5c\u7528\uff0c\u5982\u76f8\u5bf9\u4f4e\u7684\u6269\u6563\u7cfb\u6570\u548c\u826f\u597d\u7684\u7a33\u5b9a\u6027\u3002\u7b49\u6548\u914d\u4f53\u5305\u8986\u7684CsPbBr3<\/sub>\u91cf\u5b50\u70b9\u5c55\u73b0\u51fa\u9ad8\u4e8e90\uff05\u7684 PL QY\uff0c\u7a33\u5b9a\u7684\u53d1\u5c04\u5cf0\uff0c\u826f\u597d\u7684\u957f\u671f\u50a8\u5b58\u7a33\u5b9a\u6027\u548c\u5f3a\u5927\u7684\u9ad8\u80fd\u8f90\u5c04\u7a33\u5b9a\u6027\uff0c\u5373\u4f7f\u5728\u4e94\u6b21\u6d17\u6da4\u540e\u80fd\u4fdd\u6301\u7a33\u5b9a\u3002\u8fd9\u9879\u5de5\u4f5c\u4e0d\u4ec5\u5c06\u4fc3\u8fdb\u9499\u949b\u77ff\u91cf\u5b50\u70b9\u5728\u5149\u7535\u5b50\u5668\u4ef6\u4e2d\u7684\u7814\u7a76\uff0c\u800c\u4e14\u5c06\u6709\u52a9\u4e8e\u5bf9\u5177\u6709\u591a\u79cd\u529f\u80fd\u548c\u5e94\u7528\u7684\u5355\u7c92\u5b50\u6838\u58f3\u7ed3\u6784\u6539\u6027\u7814\u7a76\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1aCsPbBr3<\/sub> Quantum Dots 2.0: Benzenesulfonic Acid Equivalent Ligand Awakens Complete Purification<\/a>\uff08Adv. Mater.<\/em> 2019,<\/strong> 1900767\uff09<\/p>\n

\n \u672c\u6587\u7531\u6211\u4ea6\u662f\u884c\u4eba\u7f16\u8bd1\u6574\u7406\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.<\/a><\/p>\n

\u6295\u7a3f\u4ee5\u53ca\u5185\u5bb9\u5408\u4f5c\u53ef\u52a0\u7f16\u8f91\u5fae\u4fe1\uff1acailiaorenvip.<\/p>\n","protected":false},"excerpt":{"rendered":"

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