{"id":90478,"date":"2017-07-10T06:30:32","date_gmt":"2017-07-09T22:30:32","guid":{"rendered":"\/\/m.iemloyee.com\/?p=90478"},"modified":"2017-07-15T12:22:07","modified_gmt":"2017-07-15T04:22:07","slug":"%e5%8c%97%e4%ba%ac%e7%a7%91%e6%8a%80%e5%a4%a7%e5%ad%a6adv-funct-mater-%ef%bc%9a%e8%a7%a3%e5%af%86nh4pbi3%e4%b8%ad%e9%97%b4%e7%9b%b8%e5%af%b9%e9%92%99%e9%92%9b%e7%9f%bf%e6%88%90%e6%a0%b8%e5%92%8c","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=90478","title":{"rendered":"\u5317\u4eac\u79d1\u6280\u5927\u5b66Adv. Funct. Mater.\uff1a\u89e3\u5bc6NH4PbI3\u4e2d\u95f4\u76f8\u5bf9\u9499\u949b\u77ff\u6210\u6838\u548c\u957f\u5927\u7684\u6539\u5584\u4f5c\u7528"},"content":{"rendered":"

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

\u57fa\u4e8e\u6709\u673a\u91d1\u5c5e\u5364\u5316\u7269\u9499\u949b\u77ff\u7684\u5149\u4f0f\u5668\u4ef6\u5df2\u7ecf\u8fbe\u523022.1% \u7684\u5149\u7535\u8f6c\u6362\u6548\u7387\u3002\u6709\u673a\u65e0\u673a\u6742\u5316\u9499\u949b\u77ff\u6709\u4f17\u591a\u663e\u8457\u7684\u5149\u7535\u7279\u6027\uff0c\u5982\u53ef\u89c1\u5149\u5185\u7684\u5149\u5438\u6536\u5f3a\u3001\u6fc0\u5b50\u7ed3\u5408\u80fd\u5c0f\u3001\u8f7d\u6d41\u5b50\u6269\u6563\u957f\u5ea6\u957f\u548c\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u9ad8\u3002\u9499\u949b\u77ff\u6750\u6599\u901a\u5e38\u7528ABX3\u8868\u8fbe\uff0cA\u4ee3\u8868\u4e00\u4e2a\u6709\u673a\u9633\u79bb\u5b50\uff08\u7532\u80fa(MA)CH3NH3+<\/sup>\uff1b\u7532\u8112CH(NH2)2+<\/sup>\uff09\uff0cB\u4ee3\u8868\u4e00\u4e2a\u4e2d\u95f4\u91d1\u5c5e\uff08Pb+<\/sup>\uff1bSn2+<\/sup>\uff09\uff0cX\u4ee3\u8868\u4e00\u4e2a\u5364\u5316\u7269\u9634\u79bb\u5b50\uff08Cl–<\/sup>;Br–<\/sup>;I–<\/sup>\uff09\u3002\u901a\u8fc7\u7cbe\u786e\u5730\u6539\u53d8\u7740\u4e09\u79cd\u6210\u5206\u53ef\u4ee5\u83b7\u5f97\u60f3\u8981\u7684\u5149\u7535\u6027\u80fd\u3002\u524d\u9a71\u4f53\u81ea\u8eab\u7ec4\u5408\u7684\u591a\u6837\u6027\u548c\u6eb6\u6db2\u5236\u5907\u3001\u84b8\u6c7d\u8f85\u52a9\u7684\u5408\u6210\u65b9\u6cd5\u662f\u9499\u949b\u77ff\u6750\u6599\u7684\u6700\u5927\u4eae\u70b9\u3002\u56e0\u6b64\uff0c\u9499\u949b\u77ff\u6210\u4e3a\u53ef\u5546\u4e1a\u5316\u7684\u5149\u4f0f\u5e94\u7528\u6750\u6599\u3002\u5c3d\u7ba1\u6027\u80fd\u51fa\u4f17\uff0c\u4f46\u662f\u9499\u949b\u77ff\u7684\u7f3a\u70b9\u4e25\u91cd\u5236\u7ea6\u4e86\u8fdb\u4e00\u6b65\u5730\u5149\u7535\u8f6c\u6362\u6548\u7387\u7684\u63d0\u9ad8\u3002\u5bf9\u9499\u949b\u77ff\u6676\u4f53\u8584\u819c\u7684\u6709\u6548\u63a7\u5236\u662f\u53d6\u5f97\u9ad8\u5149\u4f0f\u6027\u80fd\u7684\u5173\u952e\uff0c\u800c\u9499\u949b\u77ff\u7684\u8d28\u91cf\u4e3b\u8981\u53d6\u51b3\u4e8e\u6676\u4f53\u7684\u5f62\u6838\u548c\u957f\u5927\u3002\u5728\u6210\u6838\u8fc7\u7a0b\u4e2d\uff0c\u7898\u5316\u94c5\uff08PbI2<\/sub>\uff09\u7684\u6eb6\u89e3\u5ea6\u6bd4\u7898\u5316\u94be\u80fa\uff08MAI\uff09\u7684\u6eb6\u89e3\u5ea6\u4f4e\u3002\u4e0d\u540c\u7684\u6c89\u6dc0\u65f6\u95f4\u53ef\u80fd\u5bfc\u81f4\u9499\u949b\u77ff\u8584\u819c\u7684\u4e0d\u5b8c\u6574\u8986\u76d6\u548c\u8f83\u591a\u7684\u7f3a\u9677\u3002\u4e4b\u524d\u62a5\u9053\u7684\u53cd\u6eb6\u5242\u6c89\u6dc0\u6cd5\u548c\u771f\u7a7a\u95ea\u84b8\u6eb6\u5242\u6cd5\u4e3b\u8981\u8ffd\u6c42\u7684\u662fPbI2<\/sub>\u548cMAI\u7684\u540c\u65f6\u6c89\u6dc0\u3002\u7136\u800c\u7cbe\u786e\u63a7\u5236\u4e24\u79cd\u524d\u9a71\u4f53\u6c89\u6dc0\u65f6\u95f4\u975e\u5e38\u56f0\u96be\uff0c\u56e0\u4e3a\u4e4b\u524d\u63d0\u53ca\u7684\u65b9\u6cd5\u53d7\u5b9e\u9a8c\u6761\u4ef6\u5f71\u54cd\u5f88\u5927\u3002<\/p>\n

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

\u8fd1\u65e5\uff0c\u5317\u4eac\u79d1\u6280\u5927\u5b66\u5f20\u8dc3\u6559\u6388(\u901a\u8baf\u4f5c\u8005)<\/strong>\u8bfe\u9898\u7ec4\u5728Adv. Funct. Mater.<\/strong> \u4e0a\u53d1\u8868\u9898\u4e3a\u201cDeciphering the NH4<\/sub>PbI3<\/sub> Intermediate Phase for Simultaneous Improvement on Nucleation and Crystal Growth of Perovskite<\/strong>\u201d\u7684\u6587\u7ae0\u3002\u7814\u7a76\u56e2\u961f\u5229\u7528NH4<\/sub>I\u8bf1\u4f7f\u76f8\u8f6c\u53d8\u8fc7\u7a0b\uff0c\u4e0d\u4f46\u5f25\u8865\u4e86PbI2<\/sub>\u548cMAI\u5f62\u6838\u901f\u5ea6\u7684\u5dee\u5f02\uff0c\u8fd8\u53d6\u5f97\u4e86\u7ed3\u6676\u5ea6\u9ad8\u3001\u65e0\u6b8b\u6e23\u7684\u9499\u949b\u77ff\u8584\u819c\uff0c\u63d0\u9ad8\u4e86\u7535\u6c60\u7684\u5149\u7535\u8f6c\u6362\u6548\u7387\u3002<\/p>\n

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

\u56fe<\/strong>1 MAPbI3<\/sub><\/strong>\u8584\u819c\u7684\u5f62\u8c8c\u548c<\/strong>X<\/strong>\u5c04\u7ebf\u884d\u5c04\uff08<\/strong>XRD<\/strong>\uff09\u5206\u6790<\/strong><\/p>\n

\"\"<\/p>\n

a)\u3001b) \u4e3a\u4e0d\u540c\u6d53\u5ea6\u7684NH4<\/sub>I\u9499\u949b\u77ff\u7684SEM\u7684\u5e73\u9762\u56fe<\/p>\n

c) \u5229\u7528Nano measurer 1.2\u8ba1\u7b97\u7684\u76f8\u5e94SEM\u56fe\u4e2d\u7684\u6676\u4f53\u5c3a\u5bf8\u5206\u5e03<\/p>\n

d\uff09 \u4e0d\u540cNH4<\/sub>I\u6d53\u5ea6\u9499\u949b\u77ff\u7684X\u5c04\u7ebf\u884d\u5c04\u56fe<\/p>\n

\u56fe<\/strong>2 <\/strong>\u6709\u65e0<\/strong>2% NH4<\/sub>I<\/strong>\u52a0\u5408\u7269\u7684\u9499\u949b\u77ff\u7684\u8367\u5149\u5149\u8c31<\/strong><\/p>\n

\"\"<\/p>\n

a\uff09 \u7a33\u6001\u8367\u5149\u5149\u8c31NH4<\/sub>I\u57fa\u9499\u949b\u77ff\u7684\u7a33\u6001\u8367\u5149\u5f3a\u5ea6\u6bd4\u5bf9\u6bd4\u6837\u9ad8\u4e86\u4e00\u4e2a\u6570\u91cf\u7ea7\uff0c\u8868\u660e2%NH4<\/sub>I\u57fa\u9499\u949b\u77ff\u7684\u975e\u8f90\u5c04\u590d\u5408\u8f83\u4f4e<\/p>\n

b\uff09 2%NH4<\/sub>I\u52a0\u5408\u7269\u4f7f\u6837\u54c1\u8f7d\u6d41\u5b50\u5bff\u547d\u753113.95ns\u589e\u52a0\u81f329.95ns\uff0c\u518d\u6b21\u8bc1\u660e\u4e86\u9499\u949b\u77ff\u8584\u819c\u4e2d\u8f7d\u6d41\u5b50\u590d\u5408\u7684\u51cf\u5c11<\/p>\n

\u56fe<\/strong>3\u00a0<\/strong>\u6709\u65e0\u5149\u7167\u3001\u662f\u5426\u6dfb\u52a0<\/strong>NH4<\/sub>I<\/strong>\u4e0d\u540c\u6761\u4ef6\u4e0b\u9499\u949b\u77ff\u8584\u819c\u7684\u8868\u9762\u7535\u52bf\u5dee\u5f02\u548c\u9499\u949b\u77ff\u8584\u819c\u8868\u9762\u5149\u7535\u7535\u538b\uff08<\/strong>SPV<\/strong>\uff09\u5f62\u6210\u7684\u80fd\u5e26\u539f\u7406\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

SPV\u8c31\u8868\u660e\u9499\u949b\u77ff\u8868\u9762\u80fd\u5e26\u5f2f\u66f2\u7684\u6570\u91cf\u7ea7\u7684\u53d8\u5316\uff0c\u56e0\u6b64\u4e5f\u9002\u7528\u4e8e\u63ed\u793a\u8868\u9762\u6001\u7684\u5bc6\u5ea6\u3002NH4<\/sub>I\u57fa\u9499\u949b\u77ff\u7684SPV\u4fe1\u53f7\u7684\u51cf\u5f31\uff0c\u8bf4\u660e\u8868\u9762\u7684\u9677\u9631\u6001\u5bc6\u5ea6\u4f4e<\/p>\n

\u56fe<\/strong>4\u00a0<\/strong>\u6709\u65e0<\/strong>NH4<\/sub>I<\/strong>\u6dfb\u52a0\u7684\u9499\u949b\u77ff\u8f7d\u6d41\u5b50\u6d53\u5ea6\u5206\u5e03\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\u968f\u7740NH4<\/sub>I\u7684\u52a0\u5165\uff0c\u5e73\u5747\u8868\u9762\u7535\u52bf\u5dee\u5f02\u4ece-355mV\u51cf\u5c11\u5230-423mV\uff0c\u8f7d\u6d41\u5b50\u6d53\u5ea6\u4ece6.73 \u00d7 1013<\/sup> cm\u22123<\/sup>\u589e\u52a0\u52309.67 \u00d7 1014<\/sup> cm\u22123<\/sup><\/p>\n

\u56fe<\/strong>5\u00a0<\/strong>\u9499\u949b\u77ff\u5f62\u6210\u7684\u5177\u4f53\u56fe\u89e3\u53ca\u52a8\u80fd\u969c\u788d\u63cf\u8ff0\u7684<\/strong>NH4<\/sub>PbI3<\/sub><\/strong>\u548c<\/strong>MAPbI3<\/sub><\/strong>\u7684\u5f62\u6210\u80fd\u91cf<\/strong><\/p>\n

\"\"<\/p>\n

\u5728\u65e0\u6dfb\u52a0NH4<\/sub>I\u7684\u8fc7\u7a0b\u4e2d\uff0c\u53cd\u5e94\u6eb6\u6db2\u6709MAI\u548cPbI2<\/sub>\u7ec4\u6210\uff0cMA+\u6269\u6563\u81f3[PbI6<\/sub>]4-<\/sup>\u516b\u9762\u4f53\u4e2d\u5f62\u6210MAPbI3<\/sub>\u76f8\u3002\u800c\u5f53\u52a0\u5165NH4I\u52a0\u5408\u7269\u65f6\uff0c\u79bb\u5b50\u534a\u5f84\u8f83\u5c0f\u7684NH4<\/sub>+<\/sup> \u4f18\u5148\u6269\u6563\u81f3[PbI6<\/sub>]4-<\/sup>\u516b\u9762\u4f53\u4e2d\uff0c\u5bfc\u81f4NH4<\/sub>PbI3<\/sub>\u76f8\u5728\u53e6\u5916\u7684\u5f02\u76f8\u6210\u6838\u70b9\u5f62\u6210\uff0c\u4ece\u800c\u8865\u507f\u4e86\u7531\u4e8eMAI\u6c89\u6dc0\u6240\u5bfc\u81f4\u7684MAPbI3<\/sub>\u7684\u4e0d\u5145\u5206\u5f62\u6838<\/p>\n

\u56fe<\/strong>6 <\/strong>\u4e0d\u540c\u6761\u4ef6\u9000\u706b\u524d\u540e\u7684\u9499\u949b\u77ff\u7684<\/strong>XRD<\/strong>\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

NH4<\/sub>I\u57fa\u9499\u949b\u77ff\u6837\u54c1\u5728\u9000\u706b\u524d\u9664\u542b\u6709MAPbI3<\/sub>\u7684\u7279\u5f81\u5cf0\u5916\uff0c\u5176\u4ed6\u5cf0\u5219\u4e0eNH4<\/sub>PbI3<\/sub>\u6709\u5173\uff0c\u9000\u706b\u540e\uff0cNH4<\/sub>PbI3<\/sub>\u8f6c\u53d8\u4e3aMAPbI3<\/sub><\/p>\n

\u56fe<\/strong>7 <\/strong>\u7535\u6c60\u7ed3\u6784\u548c\u6027\u80fd<\/strong><\/p>\n

\"\"<\/p>\n

\u4ee5\u56fe\u4e2d\u7535\u6c60\u7ed3\u6784\u6240\u5f97\u5668\u4ef6\uff0c\u6ca1\u6709NH4<\/sub>I\u6dfb\u52a0\u7684\u6548\u7387\u53ef\u8fbe15.50%\uff0c\u77ed\u8def\u7535\u6d41\uff08Jsc\uff09\u4e3a21.04mA\ufe52cm\u22122<\/sup>\uff0c\u5f00\u8def\u7535\u538b\uff08Voc\uff09\u4e3a1.02V\uff0c\u586b\u5145\u56e0\u5b50(FF)\u4e3a71.84%\uff1b\u6dfb\u52a02%NH4<\/sub>I\u7684\u53cd\u626b\u6548\u7387\u53ef\u8fbe17.04%\uff0cJsc=21.74mA cm\u22122<\/sup>\uff0cVoc=1.05V\uff0cFF=74.77%\uff0c\u6b63\u626b\u65f6\uff0cJsc=21.63mA cm\u22122<\/sup>\uff0cVoc=1.05V\uff0cFF=72.83%\uff0c\u6548\u7387\u4e3a16.55%\u3002<\/p>\n

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

\u8be5\u7814\u7a76\u53d1\u73b0\u4e86\u4e00\u79cd\u5229\u7528NH4<\/sub>I\u7275\u5f15\u7684\u76f8\u8f6c\u53d8\u7684\u65b9\u6cd5\uff0c\u4f18\u5316\u4e86\u9499\u949b\u77ff\u5f62\u6838\u548c\u957f\u5927\u8fc7\u7a0b\u3002\u901a\u8fc7\u5b9e\u9a8c\u8bc1\u660e\u4e86NH4<\/sub>PbI3<\/sub>\u4e2d\u95f4\u76f8\u7684\u5b58\u5728\u53ca\u5176\u5bf9\u9499\u949b\u77ff\u6676\u4f53\u5f62\u6838\u548c\u957f\u5927\u7684\u4fc3\u8fdb\u4f5c\u7528\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/strong>Deciphering the NH4PbI3Intermediate Phase for Simultaneous Improvement on Nucleation and Crystal Growth of Perovskite<\/a>\uff08Adv. Funct. Mater., 2017, DOI: <\/span>10.1002\/adfm.201701804<\/span>\uff09<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u6c88\u9ece\u4e3d\u7f16\u8bd1\uff0c\u5218\u5b87\u9f99\u5ba1\u6838\uff0c\u70b9\u6211\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u3002<\/a><\/p>\n

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

\u3010\u5f15\u8a00\u3011 \u57fa\u4e8e\u6709\u673a\u91d1\u5c5e\u5364\u5316\u7269\u9499\u949b\u77ff\u7684\u5149\u4f0f\u5668\u4ef6\u5df2\u7ecf\u8fbe\u523022.1% \u7684\u5149\u7535\u8f6c\u6362\u6548\u7387\u3002\u6709\u673a\u65e0\u673a\u6742\u5316\u9499\u949b\u77ff\u6709\u4f17\u591a\u663e\u8457\u7684\u5149\u7535\u7279\u6027\uff0c\u5982\u53ef\u89c1\u5149\u5185\u7684\u5149\u5438\u6536\u5f3a\u3001\u6fc0\u5b50\u7ed3\u5408\u80fd\u5c0f\u3001\u8f7d\u6d41…<\/p>\n","protected":false},"author":230,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[1762],"class_list":["post-90478","post","type-post","status-publish","format-standard","hentry","category-keji","tag-1762"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/90478"}],"collection":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/users\/230"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=90478"}],"version-history":[{"count":6,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/90478\/revisions"}],"predecessor-version":[{"id":91707,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/90478\/revisions\/91707"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=90478"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=90478"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=90478"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}