{"id":179350,"date":"2019-07-07T12:46:51","date_gmt":"2019-07-07T04:46:51","guid":{"rendered":"\/\/m.iemloyee.com\/?p=179350"},"modified":"2019-07-07T12:46:51","modified_gmt":"2019-07-07T04:46:51","slug":"adv-mater-%ef%bc%9a%e5%bc%80%e5%8f%91%e9%ab%98%e4%ba%8e10%e6%95%88%e7%8e%87%e7%9a%84%e7%a1%92%e5%8c%96%e9%93%85%e8%83%b6%e4%bd%93%e9%87%8f%e5%ad%90%e7%82%b9%e5%a4%aa%e9%98%b3%e8%83%bd%e7%94%b5","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=179350","title":{"rendered":"Adv. Mater.\uff1a\u5f00\u53d1\u9ad8\u4e8e10%\u6548\u7387\u7684\u7852\u5316\u94c5\u80f6\u4f53\u91cf\u5b50\u70b9\u592a\u9633\u80fd\u7535\u6c60"},"content":{"rendered":"

\u3010\u7814\u7a76\u80cc\u666f\u3011<\/strong><\/p>\n

\u80f6\u4f53\u91cf\u5b50\u70b9\uff08CQDs\uff09\u662f\u4e00\u79cd\u7279\u6b8a\u7684\u7eb3\u7c73\u6750\u6599\u88ab\u5e7f\u6cdb\u63a2\u7d22\u53d1\u5149\u4e8c\u6781\u7ba1\uff08LED\uff09\u3001\u5149\u68c0\u6d4b\u5668\u548c\u5149\u4f0f\uff08PV\uff09\u5668\u4ef6\u3002\u6700\u8fd1\uff0cPbSe CQD\u4f5c\u4e3a\u5149\u4f0f\u5668\u4ef6\u7684\u6f5c\u5728\u5438\u6536\u6750\u6599\u51fa\u73b0\uff0c\u5bf9\u5e94\u7684\u7852\u5316\u94c5CQD\u592a\u9633\u80fd\u7535\u6c60\u5177\u6709\u8d85\u8fc7\u5728\u5355\u7ed3\u5668\u4ef6\u7684Shockley\u2013Queisser\u6781\u9650\u6548\u7387\uff0831\uff05\uff09\u7684\u6f5c\u529b\u3002\u7136\u800c\uff0c\u5c3d\u7ba1\u5177\u6709\u5982\u6b64\u5438\u5f15\u4eba\u7684\u7279\u6027\uff0c\u4f46\u662f\u6240\u83b7\u5f97\u7684PbSe CQD\u592a\u9633\u80fd\u7535\u6c60\u7684PCE\u4ecd\u7136\u8f83\u4f4e\uff0c\u8fd9\u4e3b\u8981\u662f\u7531\u4e8e\u4f4e\u7684\u7a7a\u6c14\u7a33\u5b9a\u6027\u548c\u8584\u819c\u5236\u9020\u8fc7\u7a0b\u4e2d\u7f3a\u9677\u7684\u4ea7\u751f\u3002PbSe\u4e2d\u7684\u8fd9\u4e9b\u9677\u9631\/\u7f3a\u9677\u72b6\u6001\u5bfc\u81f4\u590d\u5408\u635f\u5931\u5e76\u963b\u788d\u7535\u8377\u4f20\u8f93\uff0c\u8fd9\u6700\u7ec8\u9650\u5236\u4e86\u5668\u4ef6\u7684\u5f00\u8def\u7535\u538b\uff08VOC\uff09\u548c\u586b\u5145\u56e0\u5b50\uff08FF\uff09\u3002<\/p>\n

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

\u8fd1\u65e5\uff0c\u534e\u4e2d\u79d1\u6280\u5927\u5b66\u4f55\u4fca\u521a\u3001\u9648\u8d85\u548c\u6b66\u6c49\u5de5\u7a0b\u5927\u5b66\u5218\u6cbb\u7530\u56e2\u961f<\/strong>\u901a\u8fc7\u539f\u4f4dCl-\u548cCd2+\u79bb\u5b50\u949d\u5316\u5408\u6210\u4e86\u9ad8\u8d28\u91cf\u7684PbSe CQD\u3002\u7136\u540e\uff0c\u8fdb\u884c\u6eb6\u6db2\u76f8\u914d\u4f53\u4ea4\u6362\u65b9\u6cd5\uff0c\u6700\u540e\u4e00\u6b65\u65cb\u6d82\u6cd5\u6210\u819c\u3002X\u5c04\u7ebf\u5149\u7535\u5b50\u80fd\u8c31\uff08XPS\uff09\u3001\u7ea2\u5916\u5149\u54cd\u5e94\u548c\u8d85\u5feb\u77ac\u6001\u5438\u6536\uff08TA\uff09\u8868\u5f81\u8868\u660e\u6240\u83b7\u5f97\u7684PbSe CQD\u819c\u5177\u6709\u8f83\u5c11\u7684\u9677\u9631\u6001\u3002\u91c7\u7528PbSe CQD\u5236\u9020\u7684\u6700\u4f73PV\u5668\u4ef6\u6548\u7387\u53ef\u8fbe10.68\uff05\uff0c\u6bd4\u5148\u524d\u7684\u6548\u7387\u8bb0\u5f55\uff089.2\uff05\uff09\u9ad816\uff05\u3002\u6b64\u5916\uff0c\u8be5\u8bbe\u5907\u663e\u793a40\u5929\u7684\u663e\u8457\u5b58\u50a8\u548c8\u5c0f\u65f6\u7684\u7167\u660e\u7a33\u5b9a\u6027\u3002\u8fd9\u79cd\u65b0\u9896\u7684\u7b56\u7565\u53ef\u4ee5\u63d0\u4f9b\u5728\u4f4e\u6210\u672c\u548c\u9ad8\u6027\u80fd\u7ea2\u5916\u5149\u7535\u5668\u4ef6\u4e2d\u4f7f\u7528PbSe CQD\u7684\u66ff\u4ee3\u9014\u5f84\u3002\u8be5\u6210\u679c\u8fd1\u65e5\u4ee5\u9898\u4e3a\u201cLead Selenide (PbSe) Colloidal Quantum Dot Solar Cells with >10% Efficiency<\/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\uff1a\u9ad8\u8d28\u91cfPbSe CQD\u7684\u5236\u5907\u53ca\u8868\u5f81<\/strong><\/p>\n

\u4e3a\u4e86\u5236\u9020\u9ad8\u6548\u4e14\u7a33\u5b9a\u7684CQD\u592a\u9633\u80fd\u7535\u6c60\uff0c\u6700\u521d\u83b7\u5f97\u5177\u6709\u9ad8\u5355\u5206\u6563\u6027\u3001\u826f\u597d\u7684\u7a7a\u6c14\u7a33\u5b9a\u6027\u548c\u826f\u597d\u949d\u5316\u7684\u9ad8\u8d28\u91cfPbSe CQD\u3002
\n \"\"
\n \uff08a\uff09\u5206\u522b\u4f7f\u7528\u9633\u79bb\u5b50\u4ea4\u6362\u548c\u6eb6\u6db2\u76f8\u914d\u4f53\u4e0eCd2+\u548c\u91d1\u5c5e\u5364\u5316\u7269\u524d\u4f53\u4ea4\u6362\u7684PbI2\u5c01\u7aef\u7684PbSe CQD\u7eb3\u7c73\u7c92\u5b50\u7684\u793a\u610f\u56fe\u3002
\n \uff08b\uff09\u5206\u522b\u5728\u8f9b\u70f7\u548cDMF\u4e2d\u914d\u4f53\u4ea4\u6362\u4e4b\u524d\u548c\u4e4b\u540e\u7684CQD\u6eb6\u6db2\u7684UV-vis\u5438\u6536\u5149\u8c31\u3002
\n \uff08c\uff09\u914d\u4f53\u4ea4\u6362\u524d\u540eCQD\u6eb6\u6db2\u7684FT-IR\u5149\u8c31\u3002
\n \uff08d-e\uff09\u539f\u59cb\u548cPbI2\u5c01\u7aef\u7684PbSe CQD\u8584\u819c\u4e2dC-1s\u548cI-3d\u7684XPS\u5149\u8c31\u3002<\/p>\n

\u56fe\u4e8c\uff1a\u9ad8\u8d28\u91cfPbSe CQD\u8584\u819c\u7684\u8868\u5f81<\/strong><\/p>\n

\u5728\u7ec4\u88c5\u5b8c\u6574\u7684\u592a\u9633\u80fd\u7535\u6c60\u5668\u4ef6\u4e4b\u524d\uff0c\u4f5c\u8005\u8fd8\u7814\u7a76\u4e86\u7531\u83b7\u5f97\u7684\u9ad8\u8d28\u91cfCQD\u89e3\u51b3\u65b9\u6848\u5236\u9020\u7684PbSe CQD\u8584\u819c\u3002
\n \"\"
\n \u76f8\u5e94\u5904\u7406\u540ePbSe CQD\u8584\u819c\u7684\uff08a, d, g\uff09SEM\u548c\uff08b, e, h\uff09AFM\u56fe\u50cf\u3002
\n \uff08c, f, i\uff09\u5404\u79cdPbSe CQD\u8584\u819c\u4e2dO-1s\u7684XPS\u4fe1\u53f7\u3002<\/p>\n

\u56fe\u4e09\uff1a\u4e0d\u540c\u5904\u7406\u540e\u8584\u819c\u7684\u8868\u5f81<\/strong><\/p>\n

\u4f17\u6240\u5468\u77e5\uff0c\u8868\u9762\u6c27\u5316\u662f\u5bfc\u81f4\u6709\u5bb3\u7f3a\u9677\u7684\u539f\u56e0\u3002\u56e0\u6b64\uff0c\u4f5c\u8005\u8ba4\u4e3a\u4e00\u6b65\u6cd5\u7898\u5316\u94c5\u76f8\u6bd4LBL\u819c\u6d82\u8986\u7684PbSe CQD\u819c\u53ef\u4ee5\u5177\u6709\u66f4\u5c11\u7684\u7f3a\u9677\u3002
\n \"\"
\n \uff08a\uff09\u57281450nm\u5149\u6fc0\u53d1\u4e0b\u7684PbSe CQD\u5149\u7535\u5bfc\u63a2\u6d4b\u5668\u7684\u5149\u54cd\u5e94\u3002
\n \uff08b\uff09PbI2\u5c01\u7aef\u7684PbSe CQD\u4e00\u6b65\u819c\uff0cPbI2\u5904\u7406\u7684PbSe CQD LBL\u819c\u548cTBAI\u5904\u7406\u7684PbSe CQD LBL\u819c\u7684Urbach\u80fd\u91cf\u3002
\n \uff08c\uff09\u5f52\u4e00\u5316\u7684\u5438\u6536\u53d8\u5316\uff08\u0394A\uff09\u4e0e\u8870\u51cf\u65f6\u95f4\u7684\u5173\u7cfb\u3002
\n \uff08d\uff09PbI2-\u5c01\u7aef\u7684PbSe CQD\u4e00\u6b65\u819c\u7684\u5149\u8c31-\u65f6\u95f4TA\u56fe\u3002<\/p>\n

\u56fe\u56db\uff1a\u5668\u4ef6\u7ed3\u6784\u4e0e\u6027\u80fd<\/strong><\/p>\n

\u7136\u540e\u5c06\u6700\u4f73\u7684\u4e00\u6b65\u8584\u819c\u4ee5\u53caPbI2\u5904\u7406\u548cTBAI\u5904\u7406\u7684PbSe CQD LBL\u8584\u819c\u7ec4\u88c5\u6210\u5149\u4f0f\u5668\u4ef6\uff0c\u91c7\u7528ITO\/ZnO\/PbSe\u6d3b\u6027\u5c42\/PbS-EDT\/Au\u7684\u5668\u4ef6\u7ed3\u6784\u3002
\n \"\"
\n \uff08a\uff09\u5177\u6709\u6709\u6548\u5c42\u539a\u5ea6\u2248200nm\u7684\u4ee3\u8868\u6027\u5668\u4ef6\u7684\u6a2a\u622a\u9762SEM\u56fe\u50cf\u3002
\n \uff08b\uff09\u5c42\u4e4b\u95f4\u80fd\u7ea7\u7684\u5bf9\u9f50\u3002
\n \uff08c\uff09\u6a21\u62dfAM 1.5G\u7167\u660e\u4e0b\u6807\u51c6\u5904\u7406\u8bbe\u5907\u7684\u5178\u578bJ-V\uff08\u6b63\u5411\u548c\u53cd\u5411\u626b\u63cf\uff09\u66f2\u7ebf\u3002
\n \uff08d\uff09EQE\u5149\u8c31\u548c\u76f8\u5e94\u7684PbI2\u5c01\u7aef\u7684PbSe CQD\u57fa\u592a\u9633\u80fd\u7535\u6c60\u7684\u96c6\u6210\u5149\u7535\u6d41\uff0c\u6ce2\u957f\u8303\u56f4\u4e3a300-1100nm\u3002<\/p>\n

\u56fe\u4e94\uff1a\u5668\u4ef6\u7269\u7406\u7279\u6027\u8868\u5f81<\/strong><\/p>\n

\u4e3a\u4e86\u7814\u7a76\u4ee3\u8868\u6027\u5668\u4ef6\u4e2d\u6539\u8fdb\u7684VOC\u548cJSC\uff0c\u8fdb\u884c\u4e86\u5668\u4ef6\u7269\u7406\u7279\u6027\uff0c\u5982\u7535\u5bb9-\u7535\u538b\uff08C-V\uff09\u548c\u77ac\u6001\u5149\u7535\u538b\uff08TPV\uff09\u6d4b\u91cf\u3002
\n \"\"
\n \uff08a\uff09PbSe CQD\u592a\u9633\u80fd\u7535\u6c60\u7684C\u22122\u2013V\u66f2\u7ebf, \u5176\u4e2dA (0.09 cm\u22122)\u4e3a\u6d3b\u6027\u533a\u57df\u3002
\n \uff08b\uff09\u5f52\u4e00\u5316\u7684TPV\u66f2\u7ebf\u3002<\/p>\n

\u56fe\u516d\uff1a\u7a33\u5b9a\u6027\u6d4b\u8bd5<\/strong><\/p>\n

\u9664\u4e86\u4f18\u5f02\u7684PV\u53c2\u6570\u5916\uff0cCQD\u4e0a\u66f4\u597d\u7684\u949d\u5316\u53ef\u4ee5\u4fc3\u8fdb\u957f\u671f\u7684\u7a7a\u6c14\u7a33\u5b9a\u6027\u3002\u56e0\u6b64\uff0c\u672a\u5c01\u88c5\u7684\u88c5\u7f6e\u5b58\u50a8\u5728\u73af\u5883\u7a7a\u6c14\u4e2d\uff0c\u7136\u540e\u6d4b\u8bd5\u5b83\u4eec\u968f\u65f6\u95f4\u7684\u6027\u80fd\u53d8\u5316\u4ee5\u53ca\u5149\u7167\u6027\u80fd\u3002
\n \"\"
\n \uff08a\uff09\u957f\u671f\u7a7a\u6c14\u50a8\u5b58\u7a33\u5b9a\u6027\u8bc4\u4f30\u548c\uff08b\uff09\u5728AM 1.5G\u7167\u5c04\u4e0bPbI2\u5c01\u88c5\u7684PbSe CQD\u592a\u9633\u80fd\u7535\u6c60\u7684\u8fde\u7eed\u64cd\u4f5c\u7a33\u5b9a\u6027\u3002<\/p>\n

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

\u603b\u4e4b\uff0c\u6211\u4eec\u62a5\u9053\u4e86\u4f7f\u7528\u9633\u79bb\u5b50\u4ea4\u6362\u5408\u6210\u548c\u4e00\u6b65\u819c\u5236\u9020\u6280\u672f\u7684PbSe CQD\u592a\u9633\u80fd\u7535\u6c60\u7684\u8bb0\u5f55PCE\u4e3a10.68\uff05\uff0c\u5177\u670966.30\uff05\u7684\u9ad8FF\u548c28.11mA cm-2\u7684JSC\u3002\u9996\u5148\uff0c\u4f5c\u8005\u4f7f\u7528\u9633\u79bb\u5b50\u4ea4\u6362\u65b9\u6cd5\u751f\u4ea7\u7a7a\u6c14\u7a33\u5b9a\u548c\u5355\u5206\u6563\u7684PbSe CQD\u3002\u7136\u540e\u4f7f\u7528\u6e90\u81ea\u6eb6\u6db2\u76f8\u914d\u4f53\u4ea4\u6362\u7684PbSe CQD\u7eb3\u7c73\u7c92\u5b50\u901a\u8fc7\u4e00\u6b65\u6c89\u79ef\u6280\u672f\u5236\u9020\u5177\u6709\u8f83\u5c11\u8868\u9762\u7f3a\u9677\u7684\u9ad8\u8d28\u91cf\u8584\u819c\u3002\u56e0\u6b64\uff0c\u6291\u5236\u7684\u975e\u8f90\u5c04\u590d\u5408\u548c\u957f\u8f7d\u6d41\u5b50\u5bff\u547d\u5bfc\u81f4\u592a\u9633\u80fd\u7535\u6c60\u7684PCE\u6539\u5584\uff0c\u8fd9\u4e0e\u5149\u54cd\u5e94\u548cTA\u7ed3\u679c\u4e00\u81f4\u3002\u800c\u4e14\uff0cPbI2\u5c01\u88c5\u7684PbSe CQD\u8bbe\u5907\u8fd8\u8868\u73b0\u51fa\u4f18\u5f02\u7684\u7a7a\u6c14\u5b58\u50a8\uff0840\u5929\uff09\u548c\u7167\u660e\u7a33\u5b9a\u6027\uff088\u5c0f\u65f6\uff09\u3002\u53ef\u4ee5\u8ba4\u4e3a\u8fd9\u4e00\u7b56\u7565\u53ef\u4ee5\u4e3a\u672a\u6765\u5efa\u9020\u9ad8\u6548\u7a33\u5b9a\u7684PbSe CQD\u5149\u4f0f\u5668\u4ef6\u4ee5\u53ca\u5176\u4ed6\u5149\u7535\u5b50\u5668\u4ef6\u63d0\u4f9b\u6709\u6548\u5e73\u53f0\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1aLead Selenide (PbSe) Colloidal Quantum Dot Solar Cells with >10% Efficiency<\/a> (Adv. Mater., 2019, DOI: 10.1002\/ adma.201900593)<\/p>\n

\u672c\u6587\u7531\u5927\u5175\u54e5\u4f9b\u7a3f\u3002<\/p>\n

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