{"id":164308,"date":"2019-01-15T12:00:26","date_gmt":"2019-01-15T04:00:26","guid":{"rendered":"\/\/m.iemloyee.com\/?p=164308"},"modified":"2019-01-14T23:44:27","modified_gmt":"2019-01-14T15:44:27","slug":"%e5%8e%a6%e9%97%a8%e5%a4%a7%e5%ad%a6jacs-%e9%95%bf%e6%9c%9f%e7%a8%b3%e5%ae%9a%e6%80%a7-%e5%90%ab%e9%93%af%e7%9a%84%e6%b7%b7%e5%90%88%e9%98%b3%e7%a6%bb%e5%ad%90%e5%92%8c%e6%b7%b7","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=164308","title":{"rendered":"\u53a6\u95e8\u5927\u5b66JACS: \u957f\u671f\u7a33\u5b9a\u6027\u2014\u2014\u542b\u94ef\u7684\u6df7\u5408\u9633\u79bb\u5b50\u548c\u6df7\u5408\u5364\u5316\u7269\u9499\u949b\u77ff\u7684\u5355\u6676\u5408\u91d1"},"content":{"rendered":"<p><strong>\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n<p>\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u662f\u7845\u57fa\u592a\u9633\u80fd\u7535\u6c60\u5f3a\u6709\u529b\u7684\u7ade\u4e89\u8005\uff0c\u4f46\u5dee\u7684\u957f\u671f\u7a33\u5b9a\u6027\u6210\u4e3a\u5236\u7ea6\u5176\u5546\u4e1a\u5e94\u7528\u7684\u74f6\u9888\u95ee\u9898\u3002\u672c\u6587\u901a\u8fc7\u5236\u5907\u4e00\u7cfb\u5217\u542b\u94ef\u7684\u6df7\u5408\u9633\u79bb\u5b50\u3001\u6df7\u5408\u5364\u7d20\u9499\u949b\u77ff\u5355\u6676\u5408\u91d1\uff0c\u7cfb\u7edf\u5730\u7814\u7a76\u4e86\u5149\uff0c\u70ed\uff0c\u6c34\u548c\u6c27\u5bf9\u5176\u7ed3\u6784\u7a33\u5b9a\u6027\u7684\u5f71\u54cd\u3002\u7814\u7a76\u53d1\u73b0\uff0c\u5f53\u94ef\u542b\u91cf\u8fbe\u523010\uff05\u6216\u6eb4\u542b\u91cf\u589e\u52a0\u523015\uff05\u65f6\uff0c\u5408\u91d1\u4f1a\u53d1\u751f\u4e24\u79cd\u76f8\u5206\u79bb\u3002\u6700\u7ec8\uff0c\u4e00\u4e2a\u9ad8\u5ea6\u7a33\u5b9a\u7684\u65b0\u7ec4\u5206\uff08FAPbI3\uff09<sub>0.9<\/sub>\uff08MAPbBr3\uff09<sub>0.05<\/sub>\uff08CsPbBr3\uff09<sub>0.05<\/sub> \u88ab\u4f18\u5316\u51fa\u6765\u3002\u5b83\u572810000\u5c0f\u65f6\u7684\u6c34\u6c27\u548c1,000\u5c0f\u65f6\u5149\u7a33\u5b9a\u6027\u6d4b\u8bd5\u4e2d\u4f9d\u7136\u4fdd\u6301\u7a33\u5b9a\uff0c\u540c\u65f6\u5176\u5177\u6709\u957f\u8fbe16 \u03bcs \u7684\u8f7d\u6d41\u5b50\u5bff\u547d\u3002\u7814\u7a76\u4eba\u5458\u901a\u8fc7\u8be6\u7ec6\u7684\u5355\u6676\u7ed3\u6784\u5206\u6790\u9610\u660e\u4e86\u589e\u5f3a\u7a33\u5b9a\u6027\u7684\u673a\u5236\u3002\u8fd9\u79cd\u65b0\u7ec4\u5206\u6709\u671b\u6210\u4e3a\u5236\u5907\u9ad8\u6548\u7387\u4e14\u5177\u6709\u9ad8\u5ea6\u7a33\u5b9a\u6027\u7684\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u7684\u65b0\u7ec4\u5206\u3002\u8be5\u5de5\u4f5c\u63d0\u4f9b\u4e86\u57fa\u4e8e\u5355\u6676\u7684\u7a33\u5b9a\u6027\u7814\u7a76\u8303\u4f8b\uff0c\u4ece\u800c\u4e3a\u53d1\u73b0\u65b0\u7684\u66f4\u52a0\u7a33\u5b9a\u7684\u65b0\u578b\u9499\u949b\u77ff\u6750\u6599\u63d0\u4f9b\u65b0\u601d\u8def\u3002<\/p>\n<p><strong>\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n<p>\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\uff08PSC\uff09\u7531\u4e8e\u5176\u9ad8\u5149\u7535\u8f6c\u6362\u6548\u7387\uff08PCE\uff09\u548c\u6613\u4e8e\u5236\u5907\u4e14\u6210\u672c\u4f4e\u800c\u5f15\u8d77\u4e86\u5e7f\u6cdb\u5730\u5173\u6ce8\u3002\u76ee\u524d\uff0c\u6700\u9ad8\u7684PCE\u5df2\u8fbe\u523023.3\uff05\uff0c\u8d85\u8fc7\u4e86\u5e02\u573a\u4e0a\u5e7f\u6cdb\u4f7f\u7528\u7684\u591a\u6676\u7845\u592a\u9633\u80fd\u7535\u6c60\u7684\u6548\u7387\u3002\u7136\u800c\uff0c\u4e0e\u7845\u57fa\u592a\u9633\u80fd\u7535\u6c6020\u591a\u5e74\u7684\u4f7f\u7528\u5bff\u547d\u76f8\u6bd4\uff0cPSC\u7684\u957f\u671f\u7a33\u5b9a\u6027\u5dee\u6210\u4e3a\u5176\u5546\u4e1a\u5316\u7684\u6700\u5927\u74f6\u9888\u3002\u5173\u4e8e\u9499\u949b\u77ff\u6750\u6599\u7a33\u5b9a\u6027\u7684\u5927\u591a\u6570\u62a5\u9053\u662f\u57fa\u4e8e\u4e0d\u660e\u786e\u7684\u591a\u6676\u8584\u819c\uff0c\u5176\u542b\u6709\u5927\u91cf\u7684\u6676\u754c\u548c\u7f3a\u9677\uff0c\u4ece\u7ed3\u6784\u7684\u89d2\u5ea6\u6765\u770b\uff0c\u8fd9\u5c06\u4f7f\u5f97\u957f\u671f\u7a33\u5b9a\u6027\u673a\u7406\u590d\u6742\u5316\u3002\u6b64\u5916\uff0c\u4e0d\u7a33\u5b9a\u7684\u754c\u9762\u548c\u754c\u9762\u6750\u6599\u4e5f\u4e25\u91cd\u9650\u5236\u4e86\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u957f\u671f\u7a33\u5b9a\u6027\u7684\u7814\u7a76\u3002\u901a\u8fc7\u91c7\u7528\u660e\u786e\u7684\u5355\u6676\u4f53\u7cfb\u6765\u7814\u7a76\u9499\u949b\u77ff\u6750\u6599\u7684\u957f\u671f\u7a33\u5b9a\u6027\u53ef\u4ee5\u907f\u514d\u4e0a\u8ff0\u5e72\u6270\u66f4\u91cd\u8981\u7684\u662f\uff0c\u57fa\u4e8e\u5355\u6676\u9499\u949b\u77ff\u7684\u7814\u7a76\u80fd\u591f\u8fdb\u884c\u8be6\u7ec6\u7684\u7ed3\u6784\u5206\u6790\uff0c\u8fd9\u5c06\u6709\u52a9\u4e8e\u7406\u89e3\u9633\u79bb\u5b50\u548c\u5364\u5316\u7269\u5728\u9499\u949b\u77ff\u7a33\u5b9a\u5316\u4e2d\u7684\u6f5c\u5728\u4f5c\u7528\uff0c\u4ece\u800c\u53ef\u4ee5\u6307\u5bfc\u65b0\u7684\u3001\u66f4\u7a33\u5b9a\u7684\u9499\u949b\u77ff\u7ec4\u5408\u7269\u7684\u8bbe\u8ba1\u3002<\/p>\n<p>\u8fd1\u65e5\uff0c<strong>\u53a6\u95e8\u5927\u5b66\u7684\u6bdb\u79c9\u4f1f\u6559\u6388\u3001\u7530\u4e2d\u7fa4\u9662\u58eb\uff08\u5171\u540c\u901a\u8baf\uff09<\/strong>\u7b49\u4eba\u5728<strong>J. Am. Chem. Soc.<\/strong>\u4e0a\u53d1\u8868\u4e86\u4e00\u7bc7\u9898\u4e3a \u201c<strong>Toward long-term stability: single crystal alloys of cesium-containing mixed cations and mixed halides perovskite<\/strong>\u201d\u7684\u6587\u7ae0\u3002\u672c\u6587\u5236\u5907\u4e86\u4e00\u7cfb\u5217\u5177\u6709\u4e0d\u540c\u7ec4\u6210\u548c\u6bd4\u4f8b\u7684\u542bCs\u6df7\u5408\u9633\u79bb\u5b50\u548c\u6df7\u5408\u5364\u7d20\u9499\u949b\u77ff\u5355\u6676\uff0c\u5373\uff08FAPbI<sub>3<\/sub>\uff09<sub>1x-y<\/sub>\uff08MAPbBr<sub>3<\/sub>\uff09<sub>y<\/sub>\uff08CsPbBr<sub>3<\/sub>\uff09<sub>x<\/sub>\uff0c\u4ee5\u4fbf\u5bf9\u7ed3\u6784\u3001\u6027\u8d28\u548c\u957f\u671f\u7a33\u5b9a\u6027\u8fdb\u884c\u7cfb\u7edf\u7814\u7a76\u3002\u5728\u8fd9\u9879\u5de5\u4f5c\u4e2d\uff0c\u7814\u7a76\u4eba\u5458\u4e0d\u4ec5\u4ece\u5185\u5728\u7ed3\u6784\u7684\u89d2\u5ea6\u63d0\u4f9b\u4e86\u57fa\u4e8e\u5355\u6676\u7684\u957f\u671f\u7a33\u5b9a\u6027\u7814\u7a76\u8303\u4f8b\uff0c\u800c\u4e14\u8fd8\u63d0\u4f9b\u4e86\u5177\u6709\u4f18\u5f02\u7a33\u5b9a\u6027\u548c\u957f\u8f7d\u6d41\u5b50\u5bff\u547d\u7684\u9499\u949b\u77ff\u65b0\u7ec4\u5206\uff0c\u8fd9\u5bf9\u4e8e\u9ad8\u6548\u7387\u9499\u949b\u77ff\u592a\u9633\u80fd\u7535\u6c60\u7684\u957f\u671f\u7a33\u5b9a\u6027\u975e\u5e38\u6709\u610f\u4e49\u3002<\/p>\n<p><strong>\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n<p><strong>\u56fe<\/strong><strong>1 <\/strong><strong>\u9499\u949b\u77ff\u6676\u4f53\u751f\u957f\u8fc7\u7a0b\u53ca\u5408\u91d1\u6027\u80fd\u8868\u5f81<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-164311 aligncenter\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/01\/1-2.png\" alt=\"\" width=\"700\" height=\"325\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/01\/1-2.png 700w, \/\/m.iemloyee.com\/wp-content\/uploads\/2019\/01\/1-2-300x139.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>A\uff09GBL\u6eb6\u6db2\u4e2d\u7684CsPbBr<sub>3<\/sub>\u56fa\u4f53\uff1b<\/p>\n<p>B\uff09\u52a0\u5165FAI\u548cPbI<sub>2<\/sub>\u540e\uff0cCsPbBr<sub>3<\/sub>\u56fa\u4f53\u6eb6\u89e3\u6210\u6f84\u6e05\u6eb6\u6db2\uff1b<\/p>\n<p>C\uff09\u901a\u8fc7\u52a0\u70ed\uff08B\uff09\u4e2d\u7684\u6eb6\u6db2\u5f62\u6210\u7684\uff08FAPbI<sub>3<\/sub>\uff09<sub>0.95<\/sub>\uff08CsPbBr<sub>3<\/sub>\uff09<sub>0.05<\/sub>\u5355\u6676\uff1b<\/p>\n<p>D\uff09\uff08FAPbI<sub>3<\/sub>\uff09<sub>1-x-y<\/sub>\uff08MAPbBr<sub>3<\/sub>\uff09<sub>y<\/sub>\uff08CsPbBr<sub>3<\/sub>\uff09<sub>x<\/sub>\u5355\u6676\u7684XRD\u56fe\u8c31\uff1b\u4e3a\u65b9\u4fbf\u8d77\u89c1\uff0c\u5c06\u5176\u7b80\u5316\u4e3aFA<sub>1-x-y<\/sub>MA<sub>y<\/sub>Cs<sub>x<\/sub>\uff0c\u5e76\u4e14FA <sub>1-x-y<\/sub>\u8868\u793a\uff08FAPbI<sub>3<\/sub>\uff09<sub>1-x-y<\/sub>\uff0cMA<sub>y<\/sub>\u548cCs<sub>x<\/sub>\u5206\u522b\u8868\u793a\uff08MAPbBr<sub>3<\/sub>\uff09<sub>y<\/sub>\u548c\uff08CsPbBr<sub>3<\/sub>\uff09<sub>x<\/sub>\uff1b<\/p>\n<p>E\uff09\u4e94\u79cd\u7ec4\u5408\u7269\u7684\uff08002\uff09\u9762\u548cF\uff09Tauc\u56fe\u7684\u653e\u5927\u7684XRD\u56fe\u8c31\uff1b\u9ed1\u8272\u66f2\u7ebf\u4ee3\u8868FA<sub>0.95<\/sub>Cs<sub>0.05<\/sub>\uff0c\u5e26\u9699\u4e3a1.48 eV\uff0c\u7ea2\u8272\u4e3aFA<sub>0.9<\/sub>MA<sub>0.05<\/sub>Cs<sub>0.05<\/sub>\uff0c\u5e26\u9699\u4e3a1.52 eV\uff0c\u7c89\u7ea2\u8272\u4e3aFA<sub>0.9<\/sub>Cs<sub>0.1<\/sub>\uff0c\u5e26\u9699\u4e3a1.53 eV\uff0c\u84dd\u8272\u4e3aFA<sub>0 .85<\/sub>MA<sub>0.1<\/sub>Cs<sub>0.05<\/sub>\u5e26\u9699\u4e3a1.55 eV\uff0c\u7eff\u8272\u4e3a\u5e26\u9699\u4e3a1.57 eV\u7684FA<sub>0.85<\/sub>MA<sub>0.05<\/sub>Cs<sub>0.1<\/sub>\u3002<\/p>\n<p><strong>\u56fe<\/strong><strong>2<\/strong><strong>\u957f\u671f\u6c34\u6c27\u7a33\u5b9a\u6027\u548c\u7531<\/strong><strong>Cs<\/strong><strong>\u5f15\u8d77\u7684\u76f8\u5206\u79bb<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-164312 aligncenter\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/01\/2-2.png\" alt=\"\" width=\"700\" height=\"577\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/01\/2-2.png 700w, \/\/m.iemloyee.com\/wp-content\/uploads\/2019\/01\/2-2-300x247.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>A\uff09\u5728\u6e7f\u5ea6\u4e3a20\uff05\u7684\u6c34-\u6c27\u7a33\u5b9a\u6027\u8001\u531610,000\u5c0f\u65f6\u540e\uff0c\u542b\u67095\uff05CsPbBr<sub>3<\/sub>\u7684\u4e09\u79cd\u7ec4\u5206\u7684XRD\u56fe\u8c31\uff1b<\/p>\n<p>B\uff09\u6e7f\u5ea620\uff05\u8001\u5316360\u5c0f\u65f6\u540e\uff08FAPbI<sub>3<\/sub>\uff09<sub>0.90<\/sub>\uff08CsPbBr<sub>3<\/sub>\uff09<sub>0.1<\/sub>\u7684XRD\u56fe\u8c31\u53d8\u5316\uff1b<\/p>\n<p>C\uff09\u9ec4\u8272\u9488\u72b6\u6676\u4f53\u548c\u9ed1\u8272\u5757\u72b6\u6676\u4f53\u4ece\uff08FAPbI<sub>3<\/sub>\uff09<sub>0.85<\/sub>\uff08CsPbBr<sub>3<\/sub>\uff09<sub>0.15<\/sub>\u6eb6\u6db2\u4e2d\u6c89\u6dc0\u51fa\u6765\uff1b<\/p>\n<p>D\uff09\uff08C\uff09\u4e2d\u6240\u793a\u7684\u4e24\u79cd\u76f8\u5206\u79bb\u7269\u8d28\u7684XRD\u56fe\u8c31\u3002<\/p>\n<p><strong>\u56fe<\/strong><strong>3 <\/strong><strong>\u957f\u671f\u6c34\u6c27\u7a33\u5b9a\u6027\u548c<\/strong><strong>Br<\/strong><strong>\u5f15\u8d77\u7684\u76f8\u5206\u79bb<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-164313 aligncenter\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/01\/3-2.png\" alt=\"\" width=\"700\" height=\"576\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/01\/3-2.png 700w, \/\/m.iemloyee.com\/wp-content\/uploads\/2019\/01\/3-2-300x247.png 300w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>A\uff09\u7167\u7247\u663e\u793a\u4ece\u9ed1\u8272\u56fa\u4f53\u5230\u7ea2\u8272\u56fa\u4f53\u7684\u76f8\u53d8\uff1b<\/p>\n<p>B\uff09\u5728\u6e7f\u5ea620\uff05\u8001\u531672\u5c0f\u65f6\u540e\u4ece\uff08FAPbI<sub>3<\/sub>\uff09<sub>0.85<\/sub>\uff08CsPbBr<sub>3<\/sub>\uff09<sub>0.15<\/sub>\u5206\u79bb\u7684\u9ed1\u8272\u5757\u548c\u7ea2\u8272\u6676\u4f53\u7684XRD\u56fe\u8c31\uff1b<\/p>\n<p>C\uff09\u548cD\uff09\uff08FAPbI<sub>3<\/sub>\uff09<sub>1-y<\/sub>\uff08FAPbBr<sub>3<\/sub>\uff09<sub>y<\/sub>\uff08FA<sub>1-y<\/sub>FA<sub>y<\/sub>\u7684\u7b80\u79f0\uff09\u548cFAPbI<sub>3<\/sub>\uff09<sub>1-x-y<\/sub>\uff08MAPbBr<sub>3<\/sub>\uff09<sub>y<\/sub>\uff08CsPbBr<sub>3<\/sub>\uff09<sub>x<\/sub>\uff08FA<sub>1-x-y<\/sub>FA<sub>y<\/sub>Cs<sub>x<\/sub>\u7684\u7b80\u79f0\uff09\u7cfb\u5217\u768472\u5c0f\u65f6\u8001\u5316\u540e\u7684\u5355\u6676\uff0c\u6e7f\u5ea620\uff05\u7684XRD\u56fe\u8c31\u3002<\/p>\n<p><strong>\u56fe<\/strong><strong>4 Cs<\/strong><strong>\u589e\u5f3a\u4e86\u5149\u7a33\u5b9a\u6027\u548c\u5355\u6676\u7ed3\u6784<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-164314 aligncenter\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/01\/4-2.png\" alt=\"\" width=\"700\" height=\"831\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2019\/01\/4-2.png 700w, \/\/m.iemloyee.com\/wp-content\/uploads\/2019\/01\/4-2-253x300.png 253w\" sizes=\"(max-width: 700px) 100vw, 700px\" \/><\/p>\n<p>\u5927\u6c14\uff0860\uff05\u6e7f\u5ea6\uff09\u4e0b\u5728\u5f3a\u6fc0\u5149\u529f\u7387\u5bc6\u5ea6\u4e0b\u7684\u6d4b\u8bd5\uff1a<\/p>\n<p>A\uff09\uff08FAPbI<sub>3<\/sub>\uff09<sub>0.90<\/sub>\uff08CsPbBr<sub>3<\/sub>\uff09<sub>0.1<\/sub>\uff1b<\/p>\n<p>B\uff09\uff08FAPbI<sub>3<\/sub>\uff09<sub>0.9<\/sub>\uff08MAPbBr<sub>3<\/sub>\uff09<sub>0.05<\/sub>\uff08CsPbBr<sub>3<\/sub>\uff09<sub>0.05<\/sub>\uff1b<\/p>\n<p>C\uff09\u57281000\u5c0f\u65f6\u201c\u663c\u591c\u201d\u5149\u7a33\u5b9a\u6027\u6d4b\u8bd5\u4e4b\u524d\u548c\u4e4b\u540e\uff08FAPbI<sub>3<\/sub>\uff09<sub>0.9<\/sub>\uff08MAPbBr<sub>3<\/sub>\uff09<sub>0.05<\/sub>\uff08CsPbBr<sub>3<\/sub>\uff09<sub>0.05<\/sub>\u7684\u77ac\u6001\u5149\u81f4\u53d1\u5149\u6bd4\u8f83\uff1b<\/p>\n<p>D\uff09\u4e0a\u8ff0\u4e24\u79cd\u7ec4\u5408\u7269\u7684\u70ed\u91cd\u5206\u6790\u548c\u8d77\u59cb\u5206\u89e3\u6e29\u5ea6\uff1b<\/p>\n<p>E\uff09\u4e24\u79cd\u7ec4\u5206\u7684\u77ac\u6001\u5149\u81f4\u53d1\u5149\u5149\u8c31\u548c\u5e73\u5747\u8f7d\u4f53\u5bff\u547d\uff1b<\/p>\n<p>F\uff09\uff08FAPbI<sub>3<\/sub>\uff09<sub>0.9<\/sub>\uff08MAPbBr<sub>3<\/sub>\uff09<sub>0.05<\/sub>\uff08CsPbBr<sub>3<\/sub>\uff09<sub>0.05<\/sub>\u7684\u6676\u4f53\u7ed3\u6784\u3002\u7eff\u8272\u4ee3\u8868Pb\u539f\u5b50\uff0c\u7ea2\u8272\u4ee3\u8868Br\u539f\u5b50\uff0c\u7c89\u672b\u4ee3\u8868I\u539f\u5b50\uff0c\u9ec4\u8272\u4ee3\u8868Cs\u539f\u5b50\uff0c\u7070\u8272\u548c\u84dd\u8272\u5206\u522b\u4ee3\u8868C\u548cN\u539f\u5b50\u3002<\/p>\n<p><strong>\u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n<p>\u7814\u7a76\u4eba\u5458\u7cfb\u7edf\u5730\u7814\u7a76\u4e86\u6df7\u5408\u9633\u79bb\u5b50\u3001\u6df7\u5408\u5364\u7d20\u9499\u949b\u77ff\u5355\u6676\u5408\u91d1\u6750\u6599\u5728\u6c34\u6c27\u73af\u5883\uff0c\u70ed\u548c\u5149\u66b4\u9732\u4e0b\u7684\u957f\u671f\u7a33\u5b9a\u6027\u3002Cs\u548cBr\u7684\u9002\u5f53\u542b\u91cf\u548c\u6bd4\u4f8b\u5728\u63a7\u5236\u9499\u949b\u77ff\u5355\u6676\u5408\u91d1\u7684\u7a33\u5b9a\u6027\u548c\u7ed3\u6676\u5ea6\u65b9\u9762\u8d77\u7740\u81f3\u5173\u91cd\u8981\u7684\u4f5c\u7528\uff0c\u800c\u8fc7\u91cf\u7684Cs\u548cBr\u4f1a\u7531\u4e8e\u5927\u7684\u6676\u683c\u5e94\u529b\u800c\u5bfc\u81f4\u76f8\u5206\u79bb\u3002\u6700\u540e\u5f97\u5230\u4e86\u4e00\u79cd\u65b0\u7684\u9499\u949b\u77ff\u7ec4\u5206\uff08FAPbI<sub>3<\/sub>\uff09<sub>0.9<\/sub>\uff08MAPbBr<sub>3<\/sub>\uff09<sub>0.05<\/sub>\uff08CsPbBr<sub>3<\/sub>\uff09<sub>0.05<\/sub>\uff0c\u5176\u5177\u67091.52 eV\u7684\u9002\u5f53\u5e26\u9699\u548c\u957f\u8fbe16 \u03bcs\u7684\u8f7d\u6d41\u5b50\u5bff\u547d\uff0c\u5176\u8868\u73b0\u51fa\u81f3\u5c1110000\u5c0f\u65f6\u7684\u6c34-\u6c27\u7a33\u5b9a\u6027\uff0c1000\u5c0f\u65f6\u5149\u7a33\u5b9a\u6027\u548c\u51fa\u8272\u7684\u70ed\u7a33\u5b9a\u6027\u3002\u5355\u6676\u7ed3\u6784\u5206\u6790\u63ed\u793a\u4e86\u94ef\u589e\u5f3a\u7684\u957f\u671f\u7a33\u5b9a\u6027\u7684\u91cd\u8981\u4f5c\u7528\u3002\u8fd9\u79cd\u65b0\u7ec4\u5206\u4e3a\u5236\u5907\u5177\u6709\u9ad8\u6548\u7387\u548c\u957f\u671f\u7a33\u5b9a\u6027\u7684\u9499\u949b\u77ff\u7684\u592a\u9633\u80fd\u7535\u6c60\u63d0\u4f9b\u4e86\u57fa\u7840\u3002\u672c\u7814\u7a76\u4e3a\u7814\u7a76\u9499\u949b\u77ff\u6750\u6599\u7684\u672c\u5f81\u7684\u957f\u671f\u7a33\u5b9a\u6027\u63d0\u4f9b\u4e86\u57fa\u4e8e\u5355\u6676\u7684\u8303\u4f8b\uff0c\u5e76\u7ed3\u5408\u5355\u6676\u7ed3\u6784\u548c\u7406\u8bba\u6a21\u62df\u8ba1\u7b97\u5c06\u8fdb\u4e00\u6b65\u6307\u5bfc\u7cbe\u786e\u8bbe\u8ba1\u548c\u53d1\u73b0\u65b0\u7684\u548c\u66f4\u7a33\u5b9a\u7684\u9499\u949b\u77ff\u7ec4\u5206\uff0c\u7528\u4e8e\u9ad8\u6548\u7387\u4e14\u957f\u671f\u7a33\u5b9a\u7684PSC\u7684\u6784\u5efa\u3002<\/p>\n<p>\u6587\u732e\u94fe\u63a5\uff1a<a href=\"https:\/\/pubs.acs.org\/doi\/10.1021\/jacs.8b11610\">Toward long-term stability: single crystal alloys of cesiumcontaining mixed cations and mixed halides perovskite<\/a> \uff08JACS\uff0c2019\uff0c DOI: 10.1021\/jacs.8b11610\uff09<\/p>\n<p>\u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u9ad8\u5206\u5b50\u5b66\u672f\u7ec4\u6c34\u624b\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u7f16\u8f91\u6574\u7406\u3002<\/p>\n<p>\u6750\u6599\u725b\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<a href=\"\/\/m.iemloyee.com\/25127.html\"><strong>\u70b9\u6211\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/strong><\/a>\u3002\u53c2\u4e0e\u9ad8\u5206\u5b50\u8bdd\u9898\u8ba8\u8bba\u6216\u4e86\u89e3\u9ad8\u5206\u5b50\u7ec4\u62db\u52df\u8be6\u60c5\uff0c\u8bf7\u52a0\u9ad8\u5206\u5b50\u4ea4\u6d41\u7fa4\uff08298064863\uff09\u3002<\/p>\n<p><strong>\u6750\u6599\u6d4b\u8bd5\u3001\u6570\u636e\u5206\u6790\uff0c\u4e0a<\/strong><a href=\"http:\/\/www.ceshigu.com\/\"><strong>\u6d4b\u8bd5\u8c37<\/strong><\/a><strong>\uff01<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3010\u5f15\u8a00\u3011 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