{"id":221026,"date":"2021-04-25T06:11:32","date_gmt":"2021-04-24T22:11:32","guid":{"rendered":"\/\/m.iemloyee.com\/?p=221026"},"modified":"2021-04-24T21:11:44","modified_gmt":"2021-04-24T13:11:44","slug":"%e5%8d%97%e4%ba%ac%e5%b7%a5%e4%b8%9a%e5%a4%a7%e5%ad%a6%e9%bb%84%e7%bb%b4%e9%97%ab%e5%ae%b6%e6%97%adadv-mater-%e8%bf%87%e6%b8%a1%e9%87%91%e5%b1%9e%e4%ba%8c%e7%a1%ab%e5%8c%96%e7%89%a9%e4%b8%ad","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=221026","title":{"rendered":"\u5357\u4eac\u5de5\u4e1a\u5927\u5b66\u9ec4\u7ef4&\u95eb\u5bb6\u65edAdv. Mater.:\u8fc7\u6e21\u91d1\u5c5e\u4e8c\u786b\u5316\u7269\u4e2d\u7684\u5806\u53e0\u5f02\u8d28\u7ed3\u6784"},"content":{"rendered":"

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

2004\u5e74\u6210\u529f\u4ece\u77f3\u58a8\u4e2d\u624b\u52a8\u5265\u79bb\u77f3\u58a8\u70ef\uff0c2D\u6750\u6599\u5bb6\u65cf\u8131\u9896\u800c\u51fa\uff0c\u5176\u4e2d\u5305\u62ec\u516d\u65b9\u6c2e\u5316\u787c\uff08h-BN\uff09\uff0c\u9ed1\u78f7\uff08BP\uff09\u548c\u5176\u4ed6\u77f3\u58a8\u70ef\u7c7b\u4f3c\u7269\u3002\u6700\u8fd1\uff0c\u66f9\u539f\u7b49\u4eba\u57282D\u9886\u57df\u8fdb\u884c\u4e86\u5f15\u4eba\u6ce8\u76ee\u7684\u7814\u7a76\uff0c\u4ed6\u4eec\u8bc1\u660e\u4e86\u9b54\u89d2\u626d\u66f2\u53cc\u5c42\u77f3\u58a8\u70ef\u3002\u4f5c\u8005\u901a\u8fc7\u5806\u53e0\u76f8\u5bf9\u626d\u66f2\u7ea6\u22481.1\u00b0\u7684\u4e24\u4e2a\u77f3\u58a8\u70ef\u7eb3\u7c73\u7247\uff0c\u5b9e\u73b0\u4e86\u9b54\u89d2\u77f3\u58a8\u70ef\u8d85\u6676\u683c\u4e2d\u7684\u975e\u5e38\u89c4\u8d85\u5bfc\u6027\u3002\u9b54\u89d2\u7684\u60f3\u6cd5\u8fdb\u4e00\u6b65\u6269\u5c55\u5230\u4e86\u7c7b\u4f3c\u77f3\u58a8\u70ef\u7684h-BN\u7cfb\u7edf\u3002\u63a7\u5236\u626d\u66f2\u89d2\u5ea6\u4ee5\u8c03\u6574\u5c42\u95f4\u548c\u5c42\u95f4\u76f8\u4e92\u4f5c\u7528\uff0c\u5728\u7269\u7406\u5b66\u754c\u5f15\u8d77\u4e89\u8bae\u3002\u8fd9\u4e9b\u975e\u51e1\u7684\u5de5\u4f5c\u5bfc\u81f4\u4e86Twistronics\u9886\u57df\u7684\u5174\u8d77\uff0c\u5c06\u626d\u66f2\u601d\u60f3\u6269\u5c55\u5230\u4e86\u5404\u79cd\u77f3\u58a8\u70ef\u7c7b\u4f3c\u7269\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u8fc7\u6e21\u91d1\u5c5e\u4e8c\u786b\u5316\u78b3\uff08TMD\uff09\u662f\u77f3\u58a8\u70ef\u7c7b\u4f3c\u7269\uff0c\u5e76\u663e\u793a\u51fa\u51fa\u8272\u7684\u5149\u5b66\uff0c\u7535\uff0c\u673a\u68b0\u548c\u70ed\u529b\u5b66\u6027\u8d28\u3002\u56e0\u6b64\uff0c\u5b83\u4eec\u5df2\u88ab\u7528\u4e8e\u5404\u79cd\u7eb3\u7c73\u5668\u4ef6\u5e94\u7528\u4e2d\uff0c\u4f8b\u5982\u5149\u7535\uff0c\u7535\u6c60\uff0c\u4f20\u611f\u5668\uff0c\u592a\u9633\u80fd\u7535\u6c60\u548c\u50ac\u5316\u3002\u5782\u76f4\u5806\u53e0TMD\u5355\u5c42\u4ee5\u5f62\u62103D\u5757\u662f\u4e00\u4e2a\u65b0\u5174\u8bdd\u9898\uff0c\u5177\u6709\u5e7f\u6cdb\u7684\u65b0\u9896\u53ef\u80fd\u6027\u3002<\/p>\n

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

\u00a0<\/b><\/strong>\u00a0\u00a0\u00a0\u00a0\u00a0<\/b><\/strong>\u00a0\u5357\u4eac\u5de5\u4e1a\u5927\u5b66\u9ec4\u7ef4&\u95eb\u5bb6\u65ed<\/b><\/strong>\u7684\u76ee\u7684\u662f\u5f3a\u8c03\u53ef\u5806\u53e0\u53ef\u8c032D\u5c42\u7684\u5de8\u5927\u6f5c\u529b\uff0c\u8fd9\u662f\u4e00\u4e2a\u76f8\u5bf9\u8f83\u5e74\u8f7b\u7684\u9886\u57df\u3002\u8fd9\u7bc7\u7efc\u8ff0\u7740\u91cd\u4e8e\u57fa\u4e8eTMD\u7684\u5806\u53e0\u8bbe\u8ba1\u7684\u5f02\u8d28\u53cc\u5206\u5b50\u5c42\u3002\u9996\u5148\uff0c\u7b80\u8981\u4ecb\u7ecd\u548c\u6bd4\u8f83\u4e86\u53ef\u5806\u53e0\u7684TMD\u5f02\u8d28\u53cc\u5206\u5b50\u5c42\u7684\u53ef\u63a7\u5236\u5236\u5907\u65b9\u6cd5\uff0c\u53ef\u5f52\u7eb3\u4e3a\u4e24\u5927\u7c7b\u3002\u7ec4\u88c5\u548c\u6210\u957f\u3002\u5176\u6b21\uff0c\u56de\u987e\u4e86\u5806\u53e0\u53cc\u5c42\u7684\u5e38\u89c4\u8868\u5f81\uff0c\u5e76\u8ba8\u8bba\u4e86\u8bf8\u5982\u62c9\u66fc\u5149\u8c31\uff0c\u5149\u81f4\u53d1\u5149\uff08PL\uff09\uff0c\u4e8c\u6b21\u8c10\u6ce2\u4ea7\u751f\uff08SHG\uff09\u548c\u626b\u63cf\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\uff08STEM\uff09\u7b49\u6280\u672f\u3002\u6700\u540e\uff0c\u57fa\u4e8e\u4e24\u4e2a\u65b9\u9762\u6df1\u5165\u8ba8\u8bba\u4e86\u5806\u53e0\u8bbe\u8ba1\u7684\u6700\u65b0\u8fdb\u5c55\uff1a\u5806\u53e0\u987a\u5e8f\u548c\u5305\u62ec\u626d\u66f2\u89d2\u548c\u83ab\u5c14\u8d85\u6676\u683c\u7684\u5806\u53e0\u914d\u7f6e\u3002\u7136\u540e\u8ba8\u8bba\u4e86\u4f7f\u7528\u5806\u53e0\u5de5\u7a0b\u7684\u5176\u4f59\u6311\u6218\u548c\u53ef\u80fd\u7684\u7b56\u7565\u3002\u5148\u524d\u5bf9\u5806\u53e0\u8bbe\u8ba1\u7684TMD\u5f02\u8d28\u53cc\u5206\u5b50\u5c42\u7814\u7a76\u7684\u6574\u5408\uff0c\u4e3a\u540e\u6765\u8fdb\u5165\u53ef\u5806\u53e0\u53ef\u8c03\u5149\u7535\u5b50\u5b66\u9886\u57df\u7684\u4eba\u4eec\u63d0\u4f9b\u4e86\u7075\u611f\u548c\u652f\u6301\u3002\u8be5\u6210\u679c\u4ee5\u9898\u4e3a\u201c<\/strong>Stacking-Engineered Heterostructures in Transition Metal Dichalcogenides<\/strong>\u201d<\/strong>\u53d1\u8868\u5728Adv. Mater.<\/b><\/strong>\u4e0a<\/strong>\u3002<\/p>\n

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

Fig<\/b><\/strong>u<\/strong>re 1.<\/b><\/strong>\u7531\u5e73\u884c\uff08R\u578b\uff09\u548c\u53cd\u5e73\u884c\uff08H\u578b\uff09\u6392\u5217\u7684TMD\u53cc\u5c42\u5f62\u6210\u7684\u8d85\u6676\u683c<\/b><\/strong><\/p>\n

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Figure 2.<\/b><\/strong>\u5806\u53e0\u5de5\u7a0bHS<\/b><\/strong>s<\/b><\/strong>\u7684\u5236\u9020\u6280\u672f\u6982\u8ff0<\/b><\/strong><\/p>\n

\"\"<\/p>\n

Figure 3.<\/b><\/strong>\u673a\u68b0\u7ec4\u88c5\u8fc7\u7a0b\u7684\u793a\u610f\u56fe<\/b><\/strong><\/p>\n

\"\"<\/p>\n

Figure 4.<\/b><\/strong>\u53ef\u63a7\u7684CVD\u751f\u957f<\/b><\/strong><\/p>\n

\"\"<\/p>\n

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Figure 5.\u5404\u79cd\u5236\u9020\u7b56\u7565\u7684\u7efc\u5408\u6bd4\u8f83<\/b><\/strong><\/p>\n

\"\"<\/p>\n

Figure 6.\u5806\u53e0\u5de5\u7a0bHS\u7684HF\u62c9\u66fc\u5149\u8c31<\/b><\/strong><\/p>\n

\"\"<\/p>\n

a-b\uff09SiO2\/Si\u886c\u5e95\u4e0a\u7684WSe2\u5355\u5c42\uff0cWS2\u5355\u5c42\u548cWSe2\/WS2\u53cc\u5c42\u7684\u5149\u5b66\u663e\u5fae\u955c\u56fe\u50cf\u548c\u62c9\u66fc\u5149\u8c31 c\uff09\u4eceWSe2\/WS2\u53cc\u5c42\u6837\u54c1\u6cbf\u767d\u70b9\u865a\u7ebf\u83b7\u5f97\u7684\u62c9\u66fc\u5cf0\u5f3a\u5ea6\u7684\u7ebf\u626b\u63cf\u56fe d\uff09\u62c9\u66fc\u5149\u8c31\u8868\u73b0\u51faWS2\/MoS2\/Au\uff0cMoS2\/WS2\/Au\uff0cMoS2\/Au\u548cWS2\/Au\u7684\u5806\u53e0\u987a\u5e8f e\uff09MoSe2\/WSe2 HSs\u7684\u626b\u63cf\u7535\u5b50\u663e\u5fae\u955c\uff08SEM\uff09\u56fe\u50cf\uff0c\u626d\u66f2\u8303\u56f40\u00b0\u2264\u03b8\u226460\u00b0 f\uff09\u5177\u6709\u4e0d\u540c\u626d\u66f2\u89d2\u548c\u5355\u4e2a\u5355\u5c42\u7684\u5f02\u8d28\u53cc\u5c42\u7684HF\u62c9\u66fc\u5149\u8c31<\/p>\n

Figure 7.\u626d\u66f2\u5806\u79efHS\u7684LF\u62c9\u66fc\u5149\u8c31<\/b><\/strong><\/p>\n

\"\"<\/p>\n

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Figure 8.\u5806\u53e0\u76f8\u5173PL<\/b><\/strong><\/p>\n

\"\"<\/p>\n

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Figure 9.\u4eba\u5de5\u5806\u53e0\u53cc\u5c42\u7684SHG\u539f\u7406<\/b><\/strong><\/p>\n

\"\"<\/p>\n

a\uff09\u901a\u8fc7\u5e03\u91cc\u6e0a\u533a\u7684SHG\u4fe1\u53f7\u793a\u610f\u56fe b\uff09\u626d\u66f2\u89d2\u03b8= 25\u00b0\u7684MoS2\u53cc\u5c42\u7684\u5149\u5b66\u56fe\u50cf c\uff09\u5165\u5c04\u6fc0\u5149\u7684\u504f\u632f\u65b9\u5411\u548c\u6d4b\u5f97\u7684SHG\u7684\u793a\u610f\u56fe d-f\uff09\u5206\u522b\u4ece\u5355\u4e2a\u5355\u5c42\uff0c\u5355\u5c42\u548c\u91cd\u53e0\u5806\u53e0\u6355\u83b7\u7684SHG\u4fe1\u53f7\u7684\u6781\u5750\u6807\u56fe<\/p>\n

Figure 10.\u5806\u53e0TMD\u5f02\u8d28\u53cc\u5c42\u7684SHG\u8868\u5f81<\/b><\/strong><\/p>\n

\"\"<\/p>\n

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Figure 11.\u663e\u5fae\u955c\u663e\u793a\u5806\u53e0\u5de5\u7a0bHS\u7684\u539f\u5b50\u6784\u578b<\/b><\/strong><\/p>\n

\"\"<\/p>\n

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Figur<\/b><\/strong>e 12<\/strong>.\u5782\u76f4\u5f02\u8d28\u53cc\u5c42\u8bbe\u5907\u4e0a\u7684\u5806\u53e0\u987a\u5e8f\u6548\u5e94<\/b><\/strong><\/p>\n

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Figu<\/b><\/strong>re 13<\/strong>.TMD\u5f02\u8d28\u53cc\u5206\u5b50\u5c42\u7684\u626d\u66f2<\/b><\/strong><\/p>\n

\"\"<\/p>\n

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Figure 14.\u6fc0\u5b50\u4f20\u9012\u5bf9\u626d\u8f6c\u89d2\u7684\u4f9d\u8d56\u6027<\/b><\/strong><\/p>\n

\"\"<\/p>\n

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Figure 15.\u5f02\u53cc\u5206\u5b50\u5c42\u4e2d\u7684\u83ab\u5c14\u9677\u9631\u5939\u5c42\u6fc0\u5b50<\/b><\/strong><\/p>\n

\"\"<\/p>\n

Figure 16.\u83ab\u5c14\u8d85\u6676\u683c\u7684\u62d3\u6251<\/b><\/strong><\/p>\n

\"\"<\/p>\n

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

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\u6587\u732e\u94fe\u63a5<\/b><\/strong>\uff1aStacking-Engineered Heterostructures in Transition Metal Dichalcogenides, Adv. Mater.<\/b><\/strong>,\u00a0<\/em>2021, DOI:10.1002\/adma.202005735<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u5b66\u672f\u7ec4tt\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u6574\u7406\u7f16\u8f91\u3002<\/p>\n

\u56e2\u961f\u4ecb\u7ecd<\/b><\/strong><\/p>\n

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\"\"<\/p>\n

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