{"id":205904,"date":"2020-07-23T12:00:18","date_gmt":"2020-07-23T04:00:18","guid":{"rendered":"\/\/m.iemloyee.com\/?p=205904"},"modified":"2020-07-23T10:35:15","modified_gmt":"2020-07-23T02:35:15","slug":"%e3%80%90%e5%ae%a1%e7%a8%bf%e5%b7%b2%e5%9b%9e%e5%a4%8d%e3%80%91%e5%8a%a0%e5%b7%9e%e5%a4%a7%e5%ad%a6%e6%b4%9b%e6%9d%89%e7%9f%b6%e5%88%86%e6%a0%a1%e6%ae%b5%e9%95%b6%e9%94%8bnat-nanotech-%ef%bc%9a","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=205904","title":{"rendered":"\u52a0\u5dde\u5927\u5b66\u6d1b\u6749\u77f6\u5206\u6821\u6bb5\u9576\u950bNat. 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Nanotech.<\/strong><strong>\u4e0a<\/strong>\u3002<\/p>\n<p><strong>\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n<p><strong>\u56fe<\/strong><strong>1.CsPbBr<sub>3<\/sub><\/strong><strong>\u5355\u6676\u8584\u819c\u7684\u8868\u5f81<\/strong><strong><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-205905\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/07\/r1-1.jpg\" alt=\"\" width=\"600\" height=\"419\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/07\/r1-1.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2020\/07\/r1-1-300x210.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" 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nm\u5c0f\u5747\u65b9\u6839\u7c97\u7cd9\u5ea6\u7684\u8d85\u5149\u6ed1\u8868\u9762<\/p>\n<p>e.CsPbBr<sub>3<\/sub>\u8584\u819c\u7684\u5149\u81f4\u53d1\u5149\u5149\u8c31<\/p>\n<p>f.\u9633\u5149\u76f4\u5c04\u4e0b\u6210\u819c\u7684CsPbBr<sub>3<\/sub>\u8584\u819c\u548c\u65cb\u6d82\u8584\u819c\u7684\u7167\u7247<\/p>\n<p><strong>\u56fe<\/strong><strong>2.<\/strong><strong>\u901a\u8fc7\u8f6c\u79fb\u65b9\u6cd5\u5f62\u6210\u65e0\u635f\u4f24\u7684<\/strong><strong>vdW<\/strong><strong>\u63a5\u89e6<\/strong><strong><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-205906\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/07\/r2-1.jpg\" alt=\"\" width=\"600\" height=\"601\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/07\/r2-1.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2020\/07\/r2-1-150x150.jpg 150w, \/\/m.iemloyee.com\/wp-content\/uploads\/2020\/07\/r2-1-300x300.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/strong><\/p>\n<p>a.\u901a\u8fc7\u8f6c\u79fb\u6cd5\u5f97\u5230\u63a5\u89e6\u7684\u793a\u610f\u56fe<\/p>\n<p>b.\u5728\u6574\u4e2a\u57fa\u677f\u4e0a\u8f6c\u79fb\u7684\u7535\u6781\u9635\u5217\u7684\u7167\u7247\uff0c\u5141\u8bb8\u5728\u5398\u7c73\u7ea7\u7684\u9499\u949b\u77ff\u8584\u819c\u4e0a\u96c6\u6210\u7535\u6781\u9635\u5217<\/p>\n<p>c.\u9499\u949b\u77ff\u8584\u819c\u4e0a\u8f6c\u79fb\u7684\u91d1\u7535\u6781\u9635\u5217\u7684\u7167\u7247\uff0c\u4ee5\u53ca\u5177\u67092\u03bcm\u6c9f\u9053\u957f\u5ea6\u7684\u4e24\u7aef\u5668\u4ef6\u7684\u7279\u5199\u7167\u7247<\/p>\n<p>d,e.\u9499\u949b\u77ff\u8584\u819c\u4e0a\u6c89\u79ef\u7684\u7535\u6781\u5265\u79bb\u524d\u540e\u7684\u7167\u7247\u548c\u5149\u81f4\u53d1\u5149\u56fe\u50cf<\/p>\n<p>f,g.\u9499\u949b\u77ff\u8584\u819c\u4e0a\u8f6c\u79fb\u7684\u7535\u6781\u5265\u79bb\u524d\u540e\u7684\u7167\u7247\u548c\u5149\u81f4\u53d1\u5149\u56fe\u50cf<\/p>\n<p>h.\u6c89\u79ef\u548c\u8f6c\u79fb\u7535\u6781\u8986\u76d6\u7684\u533a\u57df\u5728\u7535\u6781\u88ab\u5265\u79bb\u540e\u7684\u5149\u81f4\u53d1\u5149\u53d1\u5c04\u5149\u8c31<\/p>\n<p>i,j.\u5177\u6709\u6c89\u79ef\u7535\u6781\u548cvdW\u7535\u6781\u7684CsPbBr<sub>3<\/sub>\u8584\u819c\u7684\u6a2a\u622a\u9762\u7684\u626b\u63cf\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\u56fe\u50cf<\/p>\n<p>k,l.CsPbBr<sub>3<\/sub>\u8584\u819c\u6a2a\u622a\u9762\u7684\u9ad8\u5206\u8fa8\u7387\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\u56fe\u50cf\uff0c\u5176\u4e2d\u6c89\u79ef\u7684\u7535\u6781\u663e\u793a\u51fa\u7535\u6781\u4e0b\u65b9\u7684\u65e0\u5e8f\u754c\u9762\uff08k\uff09\uff0c\u8f6c\u79fb\u7684\u7535\u6781\u663e\u793a\u51fa\u539f\u5b50\u7ea7\u9510\u5229\u7684\u754c\u9762\uff08l\uff09<\/p>\n<p><strong>\u56fe<\/strong><strong>3.vdW<\/strong><strong>\u63a5\u89e6\u7684\u6027\u80fd<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-205907\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/07\/r3-1.jpg\" alt=\"\" width=\"600\" height=\"342\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/07\/r3-1.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2020\/07\/r3-1-300x171.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>a.\u901a\u8fc7vdW-contact\u65b9\u6cd5\u5236\u5907\u7684\u5178\u578b\u970d\u5c14\u68d2\u5668\u4ef6\u7684\u7167\u7247<\/p>\n<p>b.\u5728\u84dd\u8272LED\u7167\u660e\u529f\u7387\u5bc6\u5ea6\u4e3a18.8 mW\/cm<sup>2<\/sup>\u7684\u60c5\u51b5\u4e0b\uff0c\u5177\u6709\u6c89\u79ef\uff08\u84dd\u8272\uff09\u548cvdW\uff08\u7ea2\u8272\uff09\u63a5\u89e6\u7684\u5668\u4ef6\u7684\u5ba4\u6e29IV<\/p>\n<p>c.\u5728\u5404\u79cd\u6e29\u5ea6\u4e0b\u5177\u6709\u6c89\u79ef\u63a5\u89e6\u548cvdW\u63a5\u89e6\u7684\u5668\u4ef6\u7684\u63a5\u89e6\u7535\u963b\u548c\u6c9f\u9053\u7535\u963b\u7684\u6bd4\u8f83<\/p>\n<p>d,e.\u5728\u5404\u79cd\u5149\u7167\u5f3a\u5ea6\u4e0b\uff0c\u5ba4\u6e29\uff08d\uff09\u548c3.5 K\uff08e\uff09\u7684vdW\u63a5\u89e6\u5668\u4ef6\u7684IV\u7279\u6027<\/p>\n<p>f.vdW\u63a5\u89e6\u5728\u4e0d\u540c\u6e29\u5ea6\u4e0b\u4e0e\u7167\u660e\u529f\u7387\u6709\u5173\u7684\u63a5\u89e6\u7535\u963b<\/p>\n<p><strong>\u56fe<\/strong><strong>4.<\/strong><strong>\u4f7f\u7528<\/strong><strong>vdW<\/strong><strong>\u63a5\u89e6\u63a2\u6d4b\u9499\u949b\u77ff\u7684\u5149\u7535\u8f7d\u6d41\u5b50\u52a8\u529b\u5b66<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-205908\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/07\/r4-1.jpg\" alt=\"\" width=\"600\" height=\"323\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/07\/r4-1.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2020\/07\/r4-1-300x162.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>a.\u5728\u4e0d\u540c\u6e29\u5ea6\u4e0b\u7684\u7535\u963b\u6f02\u79fb\uff0c\u7a81\u51fa\u4e86\u5ba4\u6e29\u4e0b\u7531\u65bd\u52a0\u504f\u538b\u5f15\u8d77\u7684\u79bb\u5b50\u8fd0\u52a8\uff0c\u5bfc\u81f4\u76f8\u5f53\u5927\u7684\u7535\u963b\u6f02\u79fb\u3002\u8fd9\u79cd\u7535\u963b\u6f02\u79fb\u53ef\u4ee5\u901a\u8fc7\u964d\u6e29\u51bb\u7ed3\uff0c\u5e76\u4e14\u5728200 K\u4ee5\u4e0b\u6d88\u9664<\/p>\n<p>b.\u5728\u4e0d\u540c\u6e29\u5ea6\u4e0b\u968f\u7167\u660e\u529f\u7387\u53d8\u5316\u7684\u8f7d\u6d41\u5b50\u5bc6\u5ea6n<sub>h<\/sub><\/p>\n<p>c.\u4eceb\u4e2d\u63d0\u53d6\u7684\u6e29\u5ea6\u76f8\u5173\u7684\u5355\u5206\u5b50\uff08\u9ed1\u8272\uff09\u548c\u53cc\u5206\u5b50\uff08\u84dd\u8272\uff09\u7535\u5b50-\u7a7a\u7a74\u590d\u5408\u7cfb\u6570<\/p>\n<p>d.\u76f4\u63a5\u77ac\u6001\u5149\u7535\u6d41\u6d4b\u91cf\u786e\u5b9a\u7684\u8f7d\u6d41\u5b50\u590d\u5408\u5bff\u547d\u4e0ec\u4e2d\u4ece\u91cd\u7ec4\u7cfb\u6570\u4e2d\u63d0\u53d6\u7684\u8f7d\u6d41\u5b50\u590d\u5408\u5bff\u547d\u4e4b\u95f4\u7684\u6bd4\u8f83<\/p>\n<p>e.\u5728\u4e0d\u540c\u8f7d\u6d41\u5b50\u6d53\u5ea6\u4e0b\u970d\u5c14\u8fc1\u79fb\u7387\u968f\u6e29\u5ea6\u7684\u53d8\u5316<\/p>\n<p>f.\u901a\u9053\u957f\u5ea6\u4e3a2\u00b5m\u7684\u4e24\u7aef\u5149\u7535\u5bfc\u4f53\u5668\u4ef6\u7684\u5149\u7535\u6d41\u589e\u76ca\u503c<\/p>\n<p><strong>\u56fe<\/strong><strong>5.<\/strong><strong>\u6700\u4f4e\u6e29\u5ea6\u4e0b\u7684\u78c1\u963b<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-205909\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/07\/r5-1.jpg\" alt=\"\" width=\"600\" height=\"247\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2020\/07\/r5-1.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2020\/07\/r5-1-300x124.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>a.\u4ece20 K\u52303.5 K\u7684\u5f31\u5c40\u57df\u5316\u4fe1\u53f7\u4e0e\u62df\u5408<\/p>\n<p>b.\u76f8\u5e72\u957f\u5ea6\u4e0e\u6e29\u5ea6\u7684\u5173\u7cfb<\/p>\n<p><strong>\u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n<p>\u901a\u8fc7\u9ad8\u8d28\u91cf\u7684vdW\u63a5\u89e6\uff0c\u5b9e\u73b0\u4e86\u5bf9\u201c\u8f6f\u6676\u683c\u201d\u79bb\u5b50\u578b\u5364\u5316\u7269\u9499\u949b\u77ff\u4e2d\u9ad8\u970d\u5c14\u8fc1\u79fb\u7387\u548c\u91cf\u5b50\u5e72\u6d89\u5f15\u8d77\u7684\u5f31\u5c40\u57df\u5316\u6548\u5e94\u7684\u53ef\u9760\u89c2\u5bdf\uff0c\u8868\u660e\u53ef\u4ee5\u5c06\u9499\u949b\u77ff\u4f5c\u4e3a\u57fa\u7840\u8f93\u8fd0\u7814\u7a76\u7684\u72ec\u7279\u6750\u6599\u5e73\u53f0\uff0c\u4e5f\u662f\u8d85\u8d8a\u5e38\u89c4\u5171\u4ef7\u534a\u5bfc\u4f53\u7684\u65b0\u7269\u7406\u5b66\u63a2\u7d22\u3002\u5e76\u53ef\u4ee5\u6269\u5c55\u91d1\u5c5e\u63a5\u89e6\u5c5e\u5728\u5364\u5316\u7269\u9499\u949b\u77ff\u4e0a\u7684\u65e0\u635f\u96c6\u6210\uff0c\u521b\u5efa\u5177\u6709\u9ad8\u5ea6\u900f\u660e\u754c\u9762\u7684\u5176\u4ed6\u529f\u80fd\u6027\u63a5\u89e6\uff08\u4f8b\u5982\uff0c\u94c1\u78c1\u6216\u8d85\u5bfc\u91d1\u5c5e\u63a5\u89e6\uff09\uff0c\u4ece\u800c\u80fd\u591f\u63a2\u6d4b\u5364\u5316\u7269\u9499\u949b\u77ff\u4e2d\u7684\u5176\u4ed6\u5947\u5f02\u7279\u6027\u3002\u9499\u949b\u77ff\u4e0d\u4ec5\u5728\u9ad8\u6027\u80fd\u5149\u4f0f\u5668\u4ef6\u548c\u53d1\u5149\u5668\u4ef6\u4e2d\u8868\u73b0\u4f18\u5f02\uff0c\u8fd8\u8868\u73b0\u51fa\u8bb8\u591a\u5176\u4ed6\u5438\u5f15\u4eba\u7684\u7279\u6027\uff0c\u4f8b\u5982\uff0c\u5b83\u4eec\u5177\u6709\u5de8\u5927\u7684\u81ea\u65cb\u8f68\u9053\u8026\u5408\uff0c\u53ef\u5e94\u7528\u4e8e\u81ea\u65cb\u7535\u5b50\u5b66\u5668\u4ef6\u3002\u7136\u800c\uff0c\u5c3d\u7ba1\u5bf9\u4e8e\u9499\u949b\u77ff\u7684\u81ea\u65cb\u7535\u5b50\u5b66\u7684\u5149\u5b66\u7814\u7a76\u8fdb\u5c55\u4ee4\u4eba\u632f\u594b\uff0c\u4f46\u8fc4\u4eca\u4e3a\u6b62\uff0c\u76f8\u5173\u7684\u8f93\u8fd0\u7814\u7a76\u5728\u5f88\u5927\u7a0b\u5ea6\u4e0a\u4e00\u76f4\u53d7\u5230\u4e0d\u826f\u63a5\u89e6\u7684\u56f0\u6270\u3002\u56e0\u6b64\uff0c\u5236\u5907\u9ad8\u8d28\u91cf\u7684\u63a5\u89e6\u5bf9\u4e8e\u53ef\u9760\u7684\u81ea\u65cb\u8f93\u8fd0\u7814\u7a76\u81f3\u5173\u91cd\u8981\uff0c\u53ef\u4ee5\u5145\u5206\u91ca\u653e\u6b64\u7c7b\u72ec\u7279\u6750\u6599\u7684\u6f5c\u529b\u3002\u8fd9\u79cdvdW\u96c6\u6210\u65b9\u6cd5\u901a\u5e38\u8fd8\u9002\u7528\u4e8e\u5404\u79cd\u6613\u635f\u574f\u7684\u6750\u6599\uff0c\u5305\u62ec\u6709\u673a\u6676\u4f53\u548c\u5206\u5b50\u5355\u5206\u5b50\u5c42\uff0c\u5e76\u4e3a\u63a2\u7d22\u8fd9\u4e9b\u7528\u4e8e\u57fa\u7840\u7814\u7a76\u548c\u9ad8\u6027\u80fd\u5668\u4ef6\u7684\u975e\u5e38\u89c4\u7535\u5b50\u6750\u6599\u63d0\u4f9b\u4e86\u5951\u673a\u3002<\/p>\n<p><strong>\u6587\u732e\u94fe\u63a5<\/strong>\uff1aProbing photoelectrical transport in lead halide perovskites with van der Waals contacts. <em>Nat. Nanotech., <\/em><strong>2020<\/strong>, DOI: 10.1038\/s41565-020-0729-y<\/p>\n<p>\u672c\u6587\u7531\u6750\u6599\u4eba\u5b66\u672f\u7ec4tt\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u6574\u7406\u7f16\u8f91\u3002\u00a0<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3010\u5f15\u8a00\u3011 \u5c3d\u7ba1\u5364\u5316\u7269\u9499\u949b\u77ff\u5728\u9ad8\u6027\u80fd\u5149\u4f0f\u5668\u4ef6\uff0c\u53d1\u5149\u4e8c\u6781\u7ba1\uff08LED\uff09\u548c\u8f90\u5c04\u68c0\u6d4b\u5668\u4ef6\u4e2d\u5177\u6709\u5de8\u5927\u7684\u5e94\u7528\u6f5c\u529b\uff0c\u4f46\u5bf9\u5176\u8f7d\u6d41\u5b50\u8f93\u8fd0\u7279\u6027\u7684\u57fa\u672c\u4e86\u89e3\u4ecd\u7136\u843d\u540e\uff0c\u8fd9\u4e3b\u8981\u662f\u7531\u4e8e\u96be\u4ee5\u5f62\u6210&#8230;<\/p>\n","protected":false},"author":7336,"featured_media":205905,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[4087],"class_list":["post-205904","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-jiedu","tag-4087"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/205904"}],"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\/7336"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=205904"}],"version-history":[{"count":2,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/205904\/revisions"}],"predecessor-version":[{"id":205992,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/205904\/revisions\/205992"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/media\/205905"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=205904"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=205904"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=205904"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}