{"id":27149,"date":"2016-07-17T08:00:13","date_gmt":"2016-07-17T00:00:13","guid":{"rendered":"\/\/m.iemloyee.com\/?p=27149"},"modified":"2016-07-16T21:54:13","modified_gmt":"2016-07-16T13:54:13","slug":"nano-letters%ef%bc%9a%e6%9e%81%e9%ab%98%e8%bd%bd%e6%b5%81%e5%ad%90%e8%bf%81%e7%a7%bb%e7%8e%87%e5%92%8c%e6%9e%81%e5%a4%a7%e6%89%a9%e6%95%a3%e9%95%bf%e5%ba%a6%e7%9a%84%e8%83%b6%e4%bd%93cspbbr3%e9%92%99","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=27149","title":{"rendered":"Nano letters\uff1a\u6781\u9ad8\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u548c\u6781\u5927\u6269\u6563\u957f\u5ea6\u7684\u80f6\u4f53CsPbBr3\u9499\u949b\u77ff\u7eb3\u7c73\u6676"},"content":{"rendered":"<p>\u5728\u592a\u9633\u80fd\u7535\u6c60\u65b9\u9762\u7684\u8fd0\u7528\u65b9\u9762\uff0c\u5316\u5b66\u5f0f\u4e3aCH3NH3MX3\u2212nYn (M = Pb, Sn; X,Y = Cl, Br, I)\u7684\u6709\u673a\u65e0\u673a\u6742\u5316\u6750\u6599\u83b7\u5f97\u6781\u5927\u7684\u6210\u529f\uff0c\u540c\u65f6\u8fd9\u4e9b\u6742\u5316\u9499\u949b\u77ff\u6750\u6599\u5728\u5176\u4ed6\u5149\u7535\u5668\u4ef6\u8fd0\u7528\u4e5f\u5177\u6709\u975e\u5e38\u5927\u7684\u6f5c\u529b\u3002\u5728\u6709\u673a\u65e0\u673a\u6742\u5316\u9499\u949b\u77ff\u6750\u6599\u7684\u542f\u53d1\u4e0b\uff0c\u53e6\u4e00\u7c7b\u5168\u65e0\u673a\u7684\u9499\u949b\u77ff\u6750\u6599\uff0c\u80f6\u4f53CsPbX3(X = Cl, Br, I)\u7eb3\u7c73\u6676\u4e5f\u5df2\u88ab\u79d1\u7814\u4eba\u5458\u62a5\u9053\uff0c\u66f4\u91cd\u8981\u7684\u662f\uff0c\u80f6\u4f53CsPbX3(X = Cl, Br, I)\u7eb3\u7c73\u6676\u56e0\u5176\u4f18\u5f02\u7684\u5149\u7535\u6027\u8d28\uff0c\u53ef\u4ee5\u7528\u4e8e\u5236\u9020\u5149\u7535\u5668\u4ef6\u3002<\/p>\n<p>\u7136\u800c\u5728\u8fd9\u4e9b\u4ee4\u4eba\u5174\u594b\u7684\u6027\u8d28\u80cc\u540e\u7684\u7269\u7406\u57fa\u7840\uff0c\u4eba\u4eec\u7684\u7406\u89e3\u8fd8\u4e0d\u662f\u5f88\u6e05\u6670\u3002\u5148\u524d\u7684\u7814\u7a76\u4eba\u5458\u901a\u8fc7\u5404\u79cd\u65f6\u95f4\u5206\u8fa8\u5149\u8c31\u6765\u7814\u7a76\u8fd9\u4e9b\u5353\u8d8a\u7684\u534a\u5bfc\u4f53\u6027\u8d28\uff0c\u5e76\u5c06\u5176\u5f52\u7ed3\u4e3a\u66f4\u5c11\u7684\u7f3a\u9677\u6001\u5bc6\u5ea6\u7684\u539f\u56e0\u3002\u4f46\u662f\u4f17\u6240\u5468\u77e5\uff0c\u5bf9\u4e8e\u50cfCsPbX3\u7eb3\u7c73\u6676\u7684\u7eb3\u7c73\u6750\u6599\u800c\u8a00\uff0c\u5176\u8868\u9762\u6001\u5bc6\u5ea6\u662f\u5de8\u5927\u7684\u3002\u6240\u4ee5\uff0c\u5bf9\u4e8eCsPbX3\u7eb3\u7c73\u6676\u8f7d\u6d41\u5b50\u52a8\u529b\u5b66\u4e0e\u5404\u79cd\u7279\u6027\u7684\u7814\u7a76\u521a\u521a\u8d77\u6b65\u3002<\/p>\n<p>\u5370\u5ea6\u7684\u7814\u7a76\u4eba\u5458\u9996\u6b21\u91c7\u7528\u65f6\u95f4\u5206\u8fa8\u592a\u8d6b\u5179\u5149\u8c31\u6765\u9610\u660eCsPbX3\u7eb3\u7c73\u6676\u7684\u6027\u8d28\uff0c\u6d4b\u8bd5\u4e86CsPbX3\u7eb3\u7c73\u6676\u4e2d\u7684\u77ac\u6001\u5149\u7535\u5bfc\uff0c\u5206\u6790\u5176\u8f7d\u6d41\u5b50\u7684\u52a8\u529b\u5b66\u548c\u590d\u5408\u673a\u5236\u3002\u5b9e\u9a8c\u7ed3\u679c\u63ed\u793a\u4e86\u4e09\u5c42\u4e2d\u8f7d\u6d41\u5b50\u7684\u590d\u5408\u8fc7\u7a0b\uff0c\u65e0\u6548\u7684\u7f3a\u9677\u8f85\u52a9\u590d\u5408\u8868\u660e\u5e26\u9699\u4e2d\u592e\u533a\u57df\u4e0d\u5b58\u5728\u8868\u9762\u6001\uff0c\u8fd9\u624d\u5bfc\u81f4\u4e86CsPbX3\u7eb3\u7c73\u6676\u4e2d\u6781\u9ad8\u7684\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u548c\u66f4\u5927\u7684\u6269\u6563\u957f\u5ea6\u3002<\/p>\n<p>\u3010<strong>\u56fe\u6587\u6ce8\u91ca<\/strong>\u3011<\/p>\n<p><strong>\u56fe1\u3001CsPbX3\u7eb3\u7c73\u6676\u7684TEM\u8868\u5f81\uff0c\u4ee5\u53ca\u592a\u8d6b\u5179\u5149\u8c31\u6d4b\u91cf<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-27155\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2016\/07\/\u56fe\u72475-4.png\" alt=\"\u56fe\u72475\" width=\"670\" height=\"405\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2016\/07\/\u56fe\u72475-4.png 670w, \/\/m.iemloyee.com\/wp-content\/uploads\/2016\/07\/\u56fe\u72475-4-300x181.png 300w\" sizes=\"(max-width: 670px) 100vw, 670px\" \/><\/p>\n<p>\uff08A\uff09CsPbX3\u7eb3\u7c73\u6676\u7684TEM\u56fe\u50cf\u3002\u5de6\u4fa7\u63d2\u56fe\u4e3a\u901a\u8fc7DFT\u8ba1\u7b97\u5f97\u5230\u7684\u659c\u65b9\u6676\u4f53\u7ed3\u6784\uff1b\uff08B\uff09\u592a\u8d6b\u5179\u6ce2\u5206\u522b\u901a\u8fc7\u7a7a\u6837\u54c1\u5ba4\uff08\u9ed1\u8272\u7ebf\uff09\u3001\u6eb6\u5242\uff08\u7ea2\u8272\u7ebf\uff09\u3001\u7eb3\u7c73\u6676\u6eb6\u6db2\uff08\u4eae\u7eff\u8272\u7ebf\uff09\u6240\u5f97\u5230\u7684\u592a\u8d6b\u5179\u65f6\u57df\u5149\u8c31\uff1b\uff08C\uff09\u901a\u8fc7\u6709\u6548\u4ecb\u8d28\u5206\u6790\u5f97\u5230\u4e0e\u9891\u7387\u76f8\u5173\u7684\u4ecb\u7535\u51fd\u6570\uff0c\u7a7a\u5fc3\u5706\u4ee3\u8868\u771f\u5b9e\u7684\u90e8\u5206\uff0c\u5b9e\u5fc3\u5706\u4ee3\u8868\u865a\u62df\u7684\u90e8\u5206\uff1b\uff08D\uff09\u7eb3\u7c73\u6676\u7684\u7ea6\u5316\u592a\u8d6b\u5179\u65f6\u57df\u5149\u8c31\uff08\u84dd\u8272\u5b9e\u7ebf\uff09\u548cDFT\u8ba1\u7b97\u5f97\u5230\u7684\u5149\u5b66\u58f0\u5b50\u5f3a\u5ea6\uff08\u7ea2\u8272\u5cf0\uff09\u3002<\/p>\n<p><strong>\u56fe2\u3001\u4f4e\u9891\u5149\u6cf5\u6d66\u592a\u8d6b\u5179\u63a2\u6d4b\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\uff1a<\/strong>\u5728\u7279\u5b9a\u7684\u6cf5\u6d66\u5ef6\u8fdf\u65f6\u95f4\u4e0b\uff0c\u592a\u8d6b\u5179\u6ce2\u4f20\u8f93\u7684\u6539\u53d8(\u2212\u0394E(tp)\/ E0(tp))\u4e0e\u5149\u7535\u5bfc\u7387(\u0394\u03c3(tp))\u6210\u6b63\u6bd4\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-27151\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2016\/07\/\u56fe\u72472-8.png\" alt=\"\u56fe\u72472\" width=\"664\" height=\"249\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2016\/07\/\u56fe\u72472-8.png 664w, \/\/m.iemloyee.com\/wp-content\/uploads\/2016\/07\/\u56fe\u72472-8-300x113.png 300w\" sizes=\"(max-width: 664px) 100vw, 664px\" \/><\/p>\n<p>\uff08A\uff09\u5728480nm\u5149\u6fc0\u52b1\u4e0b\uff0c\u4e0d\u540c\u6cf5\u6d66\u5ef6\u8fdf\u65f6\u95f4\u5bf9\u5e94\u7684\u4f4e\u9891\u8bf1\u5bfc\u592a\u8d6b\u5179\u6ce2\u4f20\u8f93\u7684\u6539\u53d8\uff0c\u56fe\u4e2d\u7684\u989c\u8272\u5206\u522b\u4ee3\u8868\u80fd\u91cf\u5bc6\u5ea6\u4e3a25 \uff08\u7ea2\u8272\uff09\uff0c 40\uff08\u84dd\u8272\uff09\uff0c 73 \uff08\u54c1\u7ea2\uff09\uff0c 94 \uff08\u7d2b\u8272\uff09\uff0c114 \uff08\u6a44\u6984\uff09\uff0c 135 \uff08\u54c1\u84dd\uff09\u548c166\u03bcJ\/cm2 \uff08\u7d2b\u7f57\u5170\uff09\uff1b\uff08B\uff09\u91c7\u7528400 \uff0894\u03bcJ\/cm2\uff0c\u84dd\u8272\u5b9e\u7ebf\uff09\uff0c 480 \uff08166\u03bcJ\/cm2\uff0c \u7eff\u8272\u70b9\u6a2a\u7ebf\uff09\u548c504 \uff08176\u03bcJ\/cm2\uff0c\u7ea2\u8272\u70b9\uff09nm\u7684\u6cf5\u6d66\u5149\u6fc0\u53d1\uff0c\u56fe\u4ee3\u8868\u7ea6\u5316\u7684\u5149\u8bf1\u5bfc\u592a\u8d6b\u5179\u6ce2\u4f20\u8f93\u3002<\/p>\n<p><strong>\u56fe3\u3001\u4f4e\u9891\u5149\u6cf5\u6d66\u592a\u8d6b\u5179\u63a2\u6d4b\u7814\u7a76\u8f7d\u6d41\u5b50\u7684\u52a8\u529b\u5b66<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-27152\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2016\/07\/\u56fe\u72473-6.png\" alt=\"\u56fe\u72473\" width=\"714\" height=\"526\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2016\/07\/\u56fe\u72473-6.png 714w, \/\/m.iemloyee.com\/wp-content\/uploads\/2016\/07\/\u56fe\u72473-6-300x221.png 300w\" sizes=\"(max-width: 714px) 100vw, 714px\" \/><\/p>\n<p>\uff08A\uff09\uff08B\uff09\uff08C\uff09\u5206\u522b\u4ee3\u8868\u4e0d\u540c\u80fd\u91cf\u5bc6\u5ea6\u4e0b\uff0c\u7528\u4e8e400\uff0c480\uff0c504 nm\u6fc0\u53d1\u7684\u7ea6\u5316\u77ac\u6001\u5149\u7535\u5bfc\uff1b\uff08D\uff09\u6cf5\u6d66\u6ce2\u957f\u56fa\u5b9a\u5728400 nm \uff08\u84dd\u8272\uff09\uff0c 480 nm \uff08\u6a44\u6984\u8272\uff09\u548c504 nm \uff08\u7ea2\u8272\uff09\u5904\u83b7\u5f97\u7684\u4e0d\u540c\u6307\u6570\u7684\u65f6\u95f4\u5e38\u6570\u3002<\/p>\n<p><strong>\u56fe4\u3001\u9891\u7387\u5206\u8fa8\u52a8\u529b\u5b66\uff1a<\/strong>\u901a\u8fc7\u9891\u7387\u5206\u8fa8\u77ac\u6001\u5149\u7535\u5bfc\u5b9e\u9a8c\uff0c\u6765\u8bf4\u660e\u8f7d\u6d41\u5b50\u5bc6\u5ea6\u548c\u8fc1\u79fb\u7387\u968f\u7740\u65f6\u95f4\u7684\u6f14\u53d8\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-27153\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2016\/07\/\u56fe\u72474-4.png\" alt=\"\u56fe\u72474\" width=\"632\" height=\"465\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2016\/07\/\u56fe\u72474-4.png 632w, \/\/m.iemloyee.com\/wp-content\/uploads\/2016\/07\/\u56fe\u72474-4-300x221.png 300w\" sizes=\"(max-width: 632px) 100vw, 632px\" \/><\/p>\n<p>\u80fd\u91cf\u5bc6\u5ea6\u4e3a73\u03bcJ\/cm2\uff0c\u6cf5\u6d66\u6ce2\u957f\u4e3a480nm\u6fc0\u53d1\u7684\u9891\u7387\u5206\u8fa8\u6570\u636e\u3002\u5728\u4e0d\u540c\u7684\u6cf5\u6d66\u5ef6\u8fdf\u4e0b\uff0c\uff08A\uff09\u548c\uff08B\uff09\u5206\u522b\u4e3a\u771f\u5b9e\u7684\u548c\u865a\u62df\u7684\u7535\u5bfc\u7387\u8c31\u7ebf\uff1b\uff08C\uff09\u5728\u6cf5\u6d66\u5ef6\u8fdf\u65f6\u95f4\u4e0b\uff0c\u8fc1\u79fb\u7387\u7684\u6539\u53d8\u3002\u7ea2\u865a\u7ebf\u4ee3\u886820ps\u540e\u7684\u5e73\u5747\u8fc1\u79fb\u7387\uff1b\uff08D\uff09\u5728\u80fd\u91cf\u5bc6\u5ea6\u5206\u522b\u4e3a73 \u548c166\u03bcJ\/cm2\u4e0b\uff0c\u6cf5\u6d66\u63a2\u6d4b\u5ef6\u8fdf\u65f6\u95f4\u4e0e\u8f7d\u6d41\u5b50\u6d53\u5ea6\u7684\u5173\u7cfb\u3002<\/p>\n<p>\u539f\u6587\u94fe\u63a5\uff1a<a href=\"http:\/\/pubs.acs.org\/doi\/abs\/10.1021\/acs.nanolett.6b01168\" target=\"_blank\">Terahertz Conductivity within Colloidal CsPbBr3 Perovskite Nanocrystals: Remarkably High Carrier Mobilities and Large Diffusion\u00a0<\/a>\uff08Nano Letters\uff0c2016\uff0cDOI: 10.1021\/acs.nanolett.6b01168\uff09<\/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=\"http:\/\/cailiaoren.mikecrm.com\/6qSdMU\" target=\"_blank\">\u70b9\u6211\u52a0\u5165\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u592a\u9633\u80fd\u7535\u6c60\u65b9\u9762\u7684\u8fd0\u7528\u65b9\u9762\uff0c\u5316\u5b66\u5f0f\u4e3aCH3NH3MX3\u2212nYn (M = Pb, Sn; X,Y = Cl, Br, I)\u7684\u6709\u673a\u65e0\u673a\u6742\u5316\u6750\u6599\u83b7\u5f97\u6781\u5927\u7684\u6210\u529f\uff0c\u540c\u65f6&#8230;<\/p>\n","protected":false},"author":871,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[113,33],"class_list":["post-27149","post","type-post","status-publish","format-standard","hentry","category-jiedu","tag-semiconductor","tag-nano"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/27149"}],"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\/871"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=27149"}],"version-history":[{"count":8,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/27149\/revisions"}],"predecessor-version":[{"id":27198,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/27149\/revisions\/27198"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=27149"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=27149"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=27149"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}