{"id":208620,"date":"2020-09-03T06:24:55","date_gmt":"2020-09-02T22:24:55","guid":{"rendered":"\/\/m.iemloyee.com\/?p=208620"},"modified":"2020-09-02T21:25:06","modified_gmt":"2020-09-02T13:25:06","slug":"%e8%8b%8f%e5%b7%9e%e5%a4%a7%e5%ad%a6%e6%8f%ad%e5%bb%ba%e8%83%9cadv-mater%ef%bc%9agqds%e8%af%b1%e5%af%bc%e5%8e%98%e7%b1%b3%e7%ba%a7%e5%8d%95%e5%b1%82%e6%9c%89%e6%9c%ba%e6%99%b6%e4%bd%93%e7%94%9f","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=208620","title":{"rendered":"\u82cf\u5dde\u5927\u5b66\u63ed\u5efa\u80dcAdv. Mater\uff1aGQDs\u8bf1\u5bfc\u5398\u7c73\u7ea7\u5355\u5c42\u6709\u673a\u6676\u4f53\u751f\u957f\u7528\u4e8e\u9ad8\u6027\u80fdOFET"},"content":{"rendered":"

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

\u8fd1\u65e5\uff0c\u82cf\u5dde\u5927\u5b66\u63ed\u5efa\u80dc\u6559\u6388\u56e2\u961f<\/strong>\u9996\u6b21\u62a5\u9053\u4e86\u4e00\u79cd\u77f3\u58a8\u70ef\u91cf\u5b50\u70b9\uff08GQDs\uff09\u8bf1\u5bfc\u81ea\u7ec4\u88c5\u65b9\u6cd5\uff0c\u5728GQDs\u6eb6\u6db2\u8868\u9762\u751f\u957f\u5355\u5c42\u6709\u673a\u6676\u4f53\u3002\u901a\u8fc7\u8c03\u8282GQDs\u6eb6\u6db2\u7684pH\u503c\uff0c\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u63a7\u5236\u6709\u673a\u6eb6\u6db2\u7684\u6269\u6563\u9762\u79ef\u3002\u540c\u65f6\uff0cGQD\u4e0e\u6709\u673a\u5206\u5b50\u4e4b\u95f4\u7684\u03c0-\u03c0\u76f8\u4e92\u4f5c\u7528\u53ef\u4ee5\u6709\u6548\u5730\u964d\u4f4e\u6709\u673a\u5206\u5b50\u7684\u6210\u6838\u80fd\u5792\uff0c\u5e76\u63d0\u4f9b\u51dd\u805a\u529b\u6765\u7ed3\u5408\u6676\u4f53\uff0c\u4ece\u800c\u5b9e\u73b0\u5927\u9762\u79ef\u5355\u5c42\u6709\u673a\u6676\u4f53\u7684\u751f\u957f\u3002\u4ee52,7-\u4e8c\u70f7\u57fa\u82ef\u5e76\u567b\u5429\u82ef\u5e76\u567b\u5429\uff08C10<\/sub>-BTBT\uff09\u4e3a\u4f8b\uff0c\u5f97\u5230\u4e86\u5206\u5b50\u6392\u5217\u5747\u5300\u3001\u6676\u4f53\u53d6\u5411\u5747\u5300\u7684\u5398\u7c73\u7ea7\u5355\u5c42C10<\/sub>-BTBT\u6676\u4f53\u3002\u57fa\u4e8e\u5355\u5c42C10<\/sub>-BTBT\u6676\u4f53\u7684\u6709\u673a\u573a\u6548\u5e94\u6676\u4f53\u7ba1\u5177\u6709\u9ad8\u8fbe2.6 cm2<\/sup> V\u22121<\/sup> s\u22121<\/sup>\u7684\u9ad8\u8fc1\u79fb\u7387\uff0c\u8fd9\u662f\u6eb6\u6db2\u7ec4\u88c5\u5355\u5c42\u6709\u673a\u6676\u4f53\u7684\u6700\u9ad8\u8fc1\u79fb\u7387\u503c\u3002\u8fd9\u9879\u5de5\u4f5c\u4e3a\u5927\u89c4\u6a21\u5236\u5907\u5355\u5c42\u6709\u673a\u6676\u4f53\uff0c\u5411\u9ad8\u6027\u80fd\u6709\u673a\u5668\u4ef6\u53d1\u5c55\u63d0\u4f9b\u4e86\u4e00\u6761\u53ef\u884c\u7684\u9014\u5f84\u3002\u8be5\u6587\u7ae0\u8fd1\u65e5\u4ee5\u9898\u4e3a\u201cGraphene<\/strong>\u2010<\/strong>Quantum<\/strong>\u2010<\/strong>Dots<\/strong>\u2010<\/strong>Induced Centimeter<\/strong>\u2010<\/strong>Sized Growth of Monolayer Organic Crystals for High<\/strong>\u2010<\/strong>Performance Transistors<\/strong>\u201d\u53d1\u8868\u5728\u77e5\u540d\u671f\u520aAdv. Mater.<\/strong>\u4e0a\u3002<\/p>\n

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

\u56fe\u4e00\u3001\u5355\u5c42\u6709\u673a\u6676\u4f53\u7684\u5236\u5907\u53ca\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09GQDs\u8bf1\u5bfc\u5355\u5c42\u6709\u673a\u6676\u4f53\u5728GQDs\u6eb6\u6db2\u8868\u9762\u81ea\u7ec4\u88c5\u8fc7\u7a0b\u793a\u610f\u56fe\u3002<\/p>\n

\uff08b\uff09\u5728\u4ea4\u53c9\u504f\u632f\u5149\u7167\u5c04\u4e0bSiO2<\/sub>\u886c\u5e95\u4e0a\u5355\u5c42C10<\/sub>-BTBT\u6676\u4f53\u7684\u7167\u7247\u3002<\/p>\n

\uff08c-d\uff09\u5728pH=3\u548cT=5o<\/sup>C\u6761\u4ef6\u4e0b\uff0c\u5728GQDs\u6eb6\u6db2\u8868\u9762\u83b7\u5f97\u5355\u5c42C10-BTBT\u6676\u4f53\u7684CPOM\u56fe\u50cf\u3002<\/p>\n

\uff08e-f\uff09\u5355\u5c42C10<\/sub>-BTBT\u6676\u4f53\u7684\u4e0a\u8868\u9762\u548c\u4e0b\u8868\u9762\u7684AFM\u56fe\u50cf\u3002<\/p>\n

\u56fe\u4e8c\u3001\u5355\u5c42\u6709\u673a\u6676\u4f53\u7684\u8d28\u91cf\u8bc4\u4f30<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09\u5398\u7c73\u7ea7\u5355\u5c42C10<\/sub>-BTBT\u6676\u4f53\u76842D-GIXRD\u8868\u5f81\u3002\u63d2\u56fe\u663e\u793a\uff08101\uff09\u5e73\u9762\u653e\u5927\u7684\u5e73\u9762\u5185\u884d\u5c04\u70b9\u3002<\/p>\n

\uff08b\uff09\u5355\u5c42C10<\/sub>-BTBT\u5206\u5b50\u5806\u79ef\u793a\u610f\u56fe\u3002<\/p>\n

\uff08c\uff09\u5de6\u56fe\uff1a\u5178\u578b\u5355\u5c42\u6676\u4f53\u7684TEM\u56fe\u50cf\u3002\u7b26\u53f71-4\u8868\u793a\u6536\u96c6SAED\u6a21\u5f0f\u7684\u4f4d\u7f6e\u3002\u53f3\uff1a1-4\u4f4d\u7f6e\u5bf9\u5e94\u7684SAED\u6a21\u5f0f\u3002<\/p>\n

\uff08d\uff09\u5355\u5c42\u6676\u4f53\u7684\u9ad8\u5206\u8fa8\u7387AFM\u56fe\u50cf\u3002<\/p>\n

\uff08e-f\uff09\u6676\u4f53\u6676\u683c\u5e38\u6570\uff08a\u548cb\u8f74\uff09\u7684\u76f4\u65b9\u56fe\u3002<\/p>\n

\uff08g\uff09\u5355\u5c42\u6676\u4f53\u7684\u5f52\u4e00\u5316\u504f\u632f\u7d2b\u5916-\u53ef\u89c1\u5438\u6536\u5149\u8c31\uff0c\u5176\u4e2d\u5149\u7535\u573a\uff08E\uff09\u5e73\u884c\u4e8ea\u8f74\uff08\u7ea2\u7ebf\uff09\u6216b\u8f74\uff08\u9ed1\u7ebf\uff09\u3002<\/p>\n

\u56fe\u4e09\u3001<\/strong>pH<\/strong>\u5bf9\u4e8c\u7ef4\u6709\u673a\u6676\u4f53\u5236\u5907\u7684\u5f71\u54cd<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a-d\uff09\u4e0d\u540cpH\u503c\u4e0b\u6709\u673a\u6eb6\u5242\u5728GQDs\u6eb6\u6db2\u8868\u9762\u6269\u6563\u7684\u7167\u7247\u3002<\/p>\n

\uff08e-g\uff09\u5728pH=10\uff0cpH=7\u548cpH=3\u7684\u60c5\u51b5\u4e0b\uff0c\u5728GQDs\u6eb6\u6db2\u8868\u9762\u751f\u957f\u7684\u4e8c\u7ef4\u6709\u673a\u6676\u4f53\u7684CPOM\u56fe\u50cf\u3002<\/p>\n

\uff08h\uff09\u6eb6\u5242\u6269\u6563\u76f4\u5f84\u548c\u4e8c\u7ef4\u6709\u673a\u6676\u4f53\u7684\u76f8\u5e94\u5c42\u6570\u4e0eGQDs\u6eb6\u6db2\u7684pH\u503c\u7684\u5173\u7cfb\u56fe\u3002<\/p>\n

\u56fe\u56db\u3001\u5355\u5c42\u6676\u4f53\u751f\u957f\u8fc7\u7a0b\u7684\u673a\u7406<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a-c\uff09\u5728pH>7\u3001pH=7\u548cpH<7\u6761\u4ef6\u4e0b\uff0cC10<\/sub>-BTBT\/\u6c2f\u82ef\u5728GQDs\u6eb6\u6db2\u8868\u9762\u7684\u6269\u6563\u8fc7\u7a0b\u793a\u610f\u56fe\u3002<\/p>\n

\uff08d\uff09\u5728GQDs\u6eb6\u6db2\u7684\u4e0d\u540cpH\u503c\u4e0bC10<\/sub>-BTBT\u7684\u76f8\u5e94\u5206\u5b50\u5806\u79ef\u884c\u4e3a\u3002<\/p>\n

\uff08e\uff09\u91cf\u5b50\u70b9\u5728\u5927\u9762\u79ef\u5355\u5c42\u6676\u4f53\u5f62\u6210\u4e2d\u7684\u5173\u952e\u4f5c\u7528\u793a\u610f\u56fe\u3002<\/p>\n

\u56fe\u4e94\u3001\u9ad8\u6027\u80fd\u7684<\/strong>OFETs<\/strong>\u5236\u5907<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09\u57fa\u4e8e\u5355\u5c42C10<\/sub>-BTBT\u6676\u4f53\u7684OFET\u7684\u5668\u4ef6\u7ed3\u6784\u793a\u610f\u56fe\u3002<\/p>\n

\uff08b\uff09\u5668\u4ef6\u7684\u5149\u5b66\u663e\u5fae\u955c\u56fe\u50cf\u3002<\/p>\n

\uff08c-d\uff09\u5178\u578b\u7684\u5355\u5c42C10<\/sub>-BTBT\u6676\u4f53\u7684OFET\u7684\u4f20\u8f93\u7279\u6027\u548c\u76f8\u5e94\u7684\u8f93\u51fa\u66f2\u7ebf\u3002<\/p>\n

\uff08e\uff09\u6765\u81ea38\u4e2a\u8bbe\u5907\u7684\u00b5<\/em>sat<\/sub>\u76f4\u65b9\u56fe\u3002<\/p>\n

\uff08f\uff09C10<\/sub>-BTBT\u5355\u5c42\u6676\u4f53\u7684\u6676\u4f53\u5c3a\u5bf8\u548c\u8fc1\u79fb\u7387\u4e0e\u524d\u671f\u76f8\u5173\u62a5\u9053\u7684\u5bf9\u6bd4\u3002<\/p>\n

\u3010\u7ed3\u8bba\u5c55\u671b\u3011<\/strong><\/p>\n

\u7efc\u8ff0\u6240\u8ff0\uff0c\u4f5c\u8005\u9996\u6b21\u62a5\u9053\u4e86\u6eb6\u6db2\u5904\u7406\u7684GQDs\u8bf1\u5bfc\u7684\u81ea\u7ec4\u88c5\u65b9\u6cd5\uff0c\u8be5\u65b9\u6cd5\u7528\u4e8e\u5398\u7c73\u7ea7\u5355\u5c42\u6709\u673a\u6676\u4f53\u5728\u6c34\u8868\u9762\u7684\u751f\u957f\u3002\u8be5\u7b56\u7565\u7ed3\u5408\u4e86\u5728\u6c34\u8868\u9762\u8fdb\u884c\u56fa\u6eb6\u5904\u7406\u7684\u81ea\u7ec4\u88c5\u548c\u77f3\u58a8\u70ef\u8bf1\u5bfc\u7684\u5916\u5ef6\u751f\u957f\u7684\u4f18\u70b9\u3002\u4f7f\u7528GQDs\u6eb6\u6db2\u5bf9\u4e8e\u751f\u957f\u5355\u5c42\u6709\u673a\u6676\u4f53\u81f3\u5173\u91cd\u8981\uff0c\u5b83\u53ef\u4ee5\u663e\u7740\u964d\u4f4e\u6c34\u548c\u6709\u673a\u6eb6\u6db2\u7684\u754c\u9762\u5f20\u529b\uff0c\u4ece\u800c\u4f7f\u6709\u673a\u6eb6\u6db2\u5728GQDs\u6c34\u6eb6\u6db2\u8868\u9762\u4e0a\u975e\u5e38\u826f\u597d\u5730\u94fa\u5c55\u3002\u6709\u8da3\u7684\u662f\uff0c\u901a\u8fc7\u5c06\u6eb6\u6db2pH\u503c\u4ece10\u30017\u964d\u4f4e\u52303\uff0cGQDs\u7684\u6269\u6563\u9762\u79ef\u76f4\u5f84\u4ece2\u30014\u589e\u52a0\u52306 cm\uff0c\u5e76\u4e14\u751f\u6210\u7684\u4e8c\u7ef4\u6676\u4f53\u7684\u5c42\u6570\u4e5f\u4ece15\u5c42\u30017\u5c42\u9010\u6e10\u51cf\u5c11\u5230\u5355\u5c42\u6781\u9650\u3002\u6b64\u5916\uff0cGQDs\u4e0e\u6709\u673a\u5206\u5b50\u4e4b\u95f4\u7684\u03c0-\u03c0\u5806\u79ef\u76f8\u4e92\u4f5c\u7528\u53ef\u4ee5\u663e\u8457\u964d\u4f4e\u6709\u673a\u5206\u5b50\u7684\u6210\u6838\u80fd\uff0c\u5e76\u4e3a\u6c89\u6dc0\u6676\u4f53\u7684\u7ed3\u5408\u63d0\u4f9b\u5f3a\u5927\u7684\u5185\u805a\u529b\uff0c\u4f7f\u5355\u5c42\u6709\u673a\u6676\u4f53\u7684\u5927\u9762\u79ef\u751f\u957f\u6210\u4e3a\u53ef\u80fd\u3002\u4ee5C10<\/sub>-BTBT\u4e3a\u6a21\u578b\u6750\u6599\uff0c\u5728\u6eb6\u6db2\u754c\u9762\u4e0a\u6210\u529f\u5730\u5236\u5907\u4e86\u9ad8\u7ed3\u6676\u5ea6\u7684\u5398\u7c73\u7ea7\u5355\u5c42C10<\/sub>-BTBT\u6676\u4f53\u3002\u57fa\u4e8e\u5355\u5c42C10<\/sub>-BTBT\u6676\u4f53\u7684OFET\u5177\u6709\u9ad8\u8fbe2.6 cm2<\/sup> V\u22121<\/sup> s\u22121<\/sup>\u7684\u8fc1\u79fb\u7387\uff0c\u5927\u5927\u8d85\u8fc7\u4e86\u6eb6\u6db2\u7ec4\u88c5\u5355\u5c42\u6709\u673a\u6676\u4f53\u7684\u8fc1\u79fb\u7387\u503c\u3002\u8be5\u65b9\u6cd5\u8fd8\u663e\u793a\u51fa\u7531\u5404\u79cd\u6709\u673a\u534a\u5bfc\u4f53\u5236\u9020\u5355\u5c42\u6709\u673a\u6676\u4f53\u7684\u9ad8\u901a\u7528\u6027\uff0c\u8fd9\u4e3a\u5927\u9762\u79ef\u5236\u9020\u7528\u4e8e\u9ad8\u6027\u80fd\u6709\u673a\u7535\u5b50\u4ea7\u54c1\u7684\u5355\u5c42\u6709\u673a\u6676\u4f53\u8fc8\u51fa\u4e86\u91cd\u8981\u4e00\u6b65\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1aGraphene\u2010Quantum\u2010Dots\u2010Induced Centimeter\u2010Sized Growth of Monolayer Organic Crystals for High\u2010Performance Transistors <\/a>(Adv. Mater.<\/em>, 2020<\/strong>, DOI: 10.1002\/adma.202003315)<\/p>\n

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