{"id":91210,"date":"2017-07-16T06:30:17","date_gmt":"2017-07-15T22:30:17","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=91210"},"modified":"2017-07-14T20:42:24","modified_gmt":"2017-07-14T12:42:24","slug":"%e4%b8%ad%e7%a7%91%e9%99%a2%e4%b8%8a%e6%b5%b7%e7%a1%85%e9%85%b8%e7%9b%90%e6%89%80%e9%bb%84%e5%af%8c%e5%bc%ba%e5%9b%a2%e9%98%9f%ef%bc%9a%e7%95%8c%e9%9d%a2%e6%95%88%e5%ba%94%e7%94%a8%e4%ba%8etmd","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=91210","title":{"rendered":"\u4e2d\u79d1\u9662\u4e0a\u6d77\u7845\u9178\u76d0\u6240\u9ec4\u5bcc\u5f3a\u56e2\u961f\uff1a\u754c\u9762\u6548\u5e94\u7528\u4e8eTMD\u8d85\u5bfc\u4f53\u7cfb\u7814\u7a76\u83b7\u8fdb\u5c55"},"content":{"rendered":"<p><strong>\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n<p>\u8fd1\u65e5\uff0c\u4e2d\u56fd\u79d1\u5b66\u9662\u4e0a\u6d77\u7845\u9178\u76d0\u7814\u7a76\u6240\u3001\u4e0a\u6d77\u5fae\u7cfb\u7edf\u4e0e\u4fe1\u606f\u6280\u672f\u7814\u7a76\u6240\u3001\u5317\u4eac\u5927\u5b66\u7b49\u5171\u540c\u5408\u4f5c\u7814\u7a76\uff0c\u901a\u8fc7\u5316\u5b66\u5265\u79bb\u6210\u5355\u5c42TaS<sub>2<\/sub>\u7eb3\u7c73\u7247\uff0c\u4ee5\u53ca\u7eb3\u7c73\u7247\u62bd\u6ee4\u81ea\u7ec4\u88c5\u800c\u91cd\u65b0\u5806\u53e0\u6210TaS<sub>2<\/sub>\u8584\u819c\u3002\u91cd\u65b0\u7ec4\u88c5\u7684TaS<sub>2<\/sub>\u8584\u819c\u6253\u7834\u4e86\u539f\u6bcd\u4f53\u7684\u6676\u4f53\u7ed3\u6784\uff0c\u5f62\u6210\u4e86\u4e30\u5bcc\u7684\u5747\u8d28\u754c\u9762\uff0c\u5e76\u83b7\u5f97\u4e86\u6bd4\u6bcd\u4f53\u6750\u6599\u66f4\u9ad8\u7684\u8d85\u5bfc\u8f6c\u53d8\u6e29\u5ea6\u548c\u66f4\u5927\u7684\u4e0a\u4e34\u754c\u573a\u3002\u76f8\u5173\u7814\u7a76\u6210\u679c\u4ee5\u201c<strong><em><i>Enhanced superconductivity in restacked TaS<\/i><\/em><em><sub><i>2<\/i><\/sub><\/em><\/strong><em><i><strong>\u00a0nanosheets<\/strong>\u201d<\/i><\/em>\u4e3a\u9898\u53d1\u8868\u4e8e\u56fd\u9645\u671f\u520a<strong><em><i>Journal of American Chemical Society<\/i><\/em><\/strong>\u3002\u8bba\u6587\u7b2c\u4e00\u4f5c\u8005\u4e3a\u4e0a\u6d77\u7845\u9178\u76d0\u6240\u5728\u8bfb\u7814\u7a76\u751f\u6f58\u6770\uff0c\u901a\u8baf\u4f5c\u8005\u4e3a\u7814\u7a76\u5458\u9ec4\u5bcc\u5f3a\u3002<\/p>\n<p><strong>\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n<p><strong>\u56fe1\u00a0STEM\u56fe\u50cf\u3001AFM\u56fe\u50cf\u53caTaS<sub>2<\/sub>\u5355\u5c42\u7684\u9ad8\u5ea6\u5206\u5e03<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-91304\" src=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2017\/07\/01.png\" alt=\"\" width=\"600\" height=\"549\" srcset=\"http:\/\/www.cailiaoniu.com\/wp-content\/uploads\/2017\/07\/01.png 600w, 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600px\" \/><\/p>\n<p>\uff08a\uff09\u672a\u626d\u66f2\u76842H-TaS<sub>2<\/sub>\uff08\u5de6\uff09\u548c\u626d\u66f2\u7684TaS<sub>2<\/sub>\uff08\u53f3\uff09\u7684\u7403\u68d2\u6a21\u578b<br \/>\n \uff08b\uff09\u7531DFT\u8ba1\u7b97\u7684\u672a\u626d\u66f2\u548c\u626d\u66f2\u7684TaS<sub>2<\/sub>\u7684\u72b6\u6001\u5bc6\u5ea6\uff08DOS\uff09<\/p>\n<p><strong>\u3010\u7814\u7a76\u6210\u679c\u3011<\/strong><\/p>\n<p>\u81ea1911\u5e74\u8d85\u5bfc\u88ab\u53d1\u73b0\u4ee5\u6765\uff0c\u8d85\u5bfc\u7684\u7814\u7a76\u6210\u4e3a\u51dd\u805a\u6001\u7269\u7406\u7687\u51a0\u4e0a\u4e00\u9897\u6700\u7480\u74a8\u7684\u660e\u73e0\u3002\u76ee\u524d\u8d85\u5bfc\u6750\u6599\u5df2\u7ecf\u7528\u5728\u4eba\u4eec\u751f\u6d3b\u7684\u5404\u4e2a\u65b9\u9762\uff0c\u5305\u62ec\u8d85\u5bfc\u7535\u7ebf\uff0c\u533b\u9662\u4f7f\u7528\u7684\u8d85\u5bfc\u6838\u78c1\u5171\u632f\u6210\u50cf\u4eea\u4ee5\u53ca\u78c1\u60ac\u6d6e\u5217\u8f66\u7b49\u3002\u7136\u800c\uff0c\u5c3d\u7ba1\u8d85\u5bfc\u6750\u6599\u6709\u5f88\u591a\u7684\u4f18\u52bf\uff0c\u4f46\u7531\u4e8e\u76ee\u524d\u8d85\u5bfc\u6750\u6599\u7684\u6700\u9ad8\u8d85\u5bfc\u6e29\u5ea6\u5728\u96f6\u4e0b100\u591a\u6444\u6c0f\u5ea6\uff0c\u6210\u672c\u4ecd\u7136\u5f88\u9ad8\uff0c\u96be\u4ee5\u5927\u9762\u79ef\u5730\u63a8\u5e7f\u3002\u56e0\u6b64\uff0c\u8ffd\u6c42\u66f4\u9ad8\u6e29\u751a\u81f3\u5ba4\u6e29\u8d85\u5bfc\u662f\u7269\u7406\u5b66\u5bb6\u4eec\u7684\u68a6\u60f3\uff0c\u4e5f\u5177\u6709\u6781\u9ad8\u7684\u5b9e\u9645\u4ef7\u503c\u3002<\/p>\n<p>\u76ee\u524d\uff0c\u7531\u4e8e\u7f3a\u4e4f\u7406\u8bba\u7684\u652f\u6301\uff0c\u9ad8\u6e29\u8d85\u5bfc\u7684\u63a2\u7d22\u6b65\u5c65\u7ef4\u8270\u3002\u4f20\u7edf\u7684BCS\u7406\u8bba\u96be\u4ee5\u89e3\u91ca40 K\u4ee5\u4e0a\u8d85\u5bfc\u7684\u673a\u7406\uff0c\u56e0\u6b64\u9700\u8981\u63d0\u51fa\u66f4\u5b8c\u5907\u3001\u66f4\u6df1\u523b\u7684\u7406\u8bba\u6765\u89e3\u91ca\u9ad8\u6e29\u8d85\u5bfc\u73b0\u8c61\uff0c\u5e76\u4e3a\u9ad8\u6e29\u8d85\u5bfc\u7684\u63a2\u7d22\u63d0\u4f9b\u6307\u8def\u660e\u706f\u3002\u754c\u9762\u8d85\u5bfc\u7684\u53d1\u73b0\u662f\u8fd1\u51e0\u5e74\u8d85\u5bfc\u9886\u57df\u7684\u4e00\u4e2a\u65b0\u4eae\u70b9\u30022007\u5e74\uff0c\u5728LaAlO<sub>3<\/sub>\/SrTiO<sub>3<\/sub>\u754c\u9762\u53d1\u73b0\u8d85\u5bfc\u7535\u6027\u540e (<em><i>Science<\/i><\/em>. 2007, 317, 1196)\uff0c\u5f15\u8d77\u4e86\u7814\u7a76\u8005\u7684\u5173\u6ce8\u3002\u968f\u540e\uff0c\u5728\u7edd\u7f18\u4f53La<sub>2<\/sub>CuO<sub>4<\/sub>\/\u91d1\u5c5e\u76f8La<em><sub><i>2-x<\/i><\/sub><\/em>Sr<em><sub><i>x<\/i><\/sub><\/em>CuO<sub>4<\/sub>\u754c\u9762\u4e5f\u53d1\u73b0\u4e86\u9ad8\u6e29\u8d85\u5bfc\u589e\u5f3a\u7279\u6027(<em><i>Nature<\/i><\/em>, 2008, 455, 782)\u3002\u6700\u8fd1\uff0c\u4e2d\u56fd\u79d1\u5b66\u5bb6\u4eec\u53d1\u73b0\uff0cSrTiO<sub>3<\/sub>\u5355\u6676\/\u5355\u5c42FeSe\u4f53\u7cfb\u7684\u8d85\u5bfc\u8f6c\u53d8\u6e29\u5ea6<em><i>T<\/i><\/em><sub>c<\/sub>\uff0865 K\uff0c<em><i>Nature Materials<\/i><\/em>, 2013, 12, 605)\uff0c\u8fdc\u9ad8\u4e8eFeSe\u5757\u4f53\u76f8\u7684<em><i>T<\/i><\/em><sub>c<\/sub>\uff088 K\uff09\uff0c\u540c\u6837\u754c\u9762\u6548\u5e94\u5728\u5176\u4e2d\u8d77\u5230\u51b3\u5b9a\u6027\u7684\u4f5c\u7528\u3002\u754c\u9762\u8d85\u5bfc\u7684\u7814\u7a76\u4e3a\u7269\u7406\u5b66\u5bb6\u4eec\u63a2\u7d22\u9ad8\u6e29\u8d85\u5bfc\u63d0\u4f9b\u4e86\u5d2d\u65b0\u7684\u601d\u8def\uff0c\u5177\u6709\u91cd\u5927\u7684\u7406\u8bba\u7814\u7a76\u4ef7\u503c\u3002\u8fc7\u6e21\u91d1\u5c5e\u4e8c\u786b\u65cf\u5316\u5408\u7269MQ<sub>2<\/sub>\uff08M=Ti, Nb, Ta, Mo, W\u7b49\uff09\u7684\u6676\u4f53\u7ed3\u6784\u7531\u4e8c\u7ef4[MQ<sub>2<\/sub>] \u5c42\u7ec4\u6210\uff0c\u5c42\u95f4\u5b58\u5728\u5f31\u4f5c\u7528\u529b\uff0c\u662f\u4e00\u79cd\u51c6\u4e8c\u7ef4\u7684\u7535\u5b50\u7cfb\u7edf\uff0c\u5728\u4f4e\u6e29\u4e0b\u5177\u6709\u4e30\u5bcc\u7684\u7269\u7406\u7279\u6027\u3002\u7531\u4e8e\u5176\u7279\u6b8a\u7684\u7ed3\u6784\u7279\u70b9\uff0c\u53ef\u4ee5\u901a\u8fc7\u5404\u79cd\u7269\u7406\u6216\u8005\u5316\u5b66\u7684\u624b\u6bb5\u5bf9\u5b83\u4eec\u8fdb\u884c\u5265\u79bb\uff0c\u83b7\u5f97\u5355\u5c42\u7684MQ<sub>2<\/sub>\u5c42\u3002\u5176\u4e2d\uff0c2H-TaS<sub>2<\/sub>\u662f\u4e00\u79cd\u5178\u578b\u7684\u7535\u8377\u5bc6\u5ea6\u6ce2\uff08CDW\uff09\u4e0e\u8d85\u5bfc\u5171\u5b58\u7684TMD\u6750\u6599\uff0c\u901a\u8fc7\u63d2\u5c42\u6216\u9ad8\u538b\u7684\u65b9\u5f0f\u53ef\u4ee5\u6291\u5236CDW\u8f6c\u53d8\uff0c\u589e\u5f3a2H-TaS<sub>2<\/sub>\u7684\u8d85\u5bfc\u7279\u6027\u3002\u7136\u800c\uff0c\u754c\u9762\u8c03\u63a72H-TaS<sub>2<\/sub>\u7535\u5b50\u7ed3\u6784\u5374\u672a\u89c1\u62a5\u9053\u3002<\/p>\n<p>\u4e3a\u4e86\u5728TaS<sub>2<\/sub>\u4e2d\u6784\u7b51\u4e30\u5bcc\u7684\u754c\u9762\uff0c\u7814\u7a76\u56e2\u961f\u901a\u8fc7\u91c7\u7528\u78b1\u91d1\u5c5e\u79bb\u5b50\u63d2\u5c42\u5265\u79bb\u7684\u65b9\u6cd5\u83b7\u5f97\u5355\u5c42\u7684TaS<sub>2<\/sub>\u7eb3\u7c73\u7247\uff0c\u5e76\u901a\u8fc7\u62bd\u6ee4\u7684\u65b9\u5f0f\u5bf9\u5176\u8fdb\u884c\u7ec4\u88c5\uff0c\u5f97\u5230\u91cd\u5806\u53e0\u7684TaS<sub>2<\/sub>\u8584\u819c\u3002\u8584\u819c\u5185\u90e8\u5c42\u4e0e\u5c42\u4e4b\u95f4\u53d1\u751f\u65e0\u89c4\u5219\u7684\u626d\u66f2\uff0c\u7834\u574f\u4e86\u539f\u5148\u7684\u6676\u4f53\u7ed3\u6784\uff0c\u5f62\u6210\u4e86\u5747\u8d28\u7684\u754c\u9762\u3002\u7ecf\u8fc7\u8fdb\u4e00\u6b65\u7684\u7814\u7a76\u53d1\u73b0\uff0c\u91cd\u5806\u53e0TaS<sub>2<\/sub>\u8584\u819c\u7684\u7535\u5b50\u6bd4\u70ed\u7cfb\u6570\u03b3\u4e24\u500d\u4e8e\u5757\u4f53\u76842H-TaS<sub>2<\/sub>\u3002\u57fa\u4e8e\u56fa\u4f53\u6bd4\u70ed\u7684\u5fb7\u62dc\u6a21\u578b\u7406\u8bba\uff0c\u66f4\u5927\u7684\u7535\u5b50\u6bd4\u70ed\u7cfb\u6570\u03b3\u8bf4\u660e\u91cd\u5806\u53e0TaS<sub>2<\/sub>\u8584\u819c\u7684\u8d39\u7c73\u9762\u9644\u8fd1\u5177\u6709\u66f4\u591a\u7684\u7535\u5b50\u6001\u5bc6\u5ea6\u3002\u4e3a\u4e86\u66f4\u597d\u5730\u89e3\u91ca\u91cd\u5806\u53e0TaS<sub>2<\/sub>\u8584\u819c\u8d85\u5bfc\u589e\u5f3a\u7684\u673a\u7406\uff0c\u7814\u7a76\u56e2\u961f\u91c7\u7528\u5bc6\u5ea6\u6cdb\u51fd\u7406\u8bba\uff08DFT\uff09\u5bf9\u4e24\u79cd\u6750\u6599\u7684\u7535\u5b50\u7ed3\u6784\u8fdb\u884c\u6a21\u62df\u5206\u6790\u3002\u8ba1\u7b97\u7ed3\u679c\u53d1\u73b0\u91cd\u5806\u53e0\u540e\u7684TaS<sub>2<\/sub>\u8584\u819c\uff0c\u56e0\u5c42\u4e0e\u5c42\u4e4b\u95f4\u5b58\u5728\u626d\u66f2\uff0c\u754c\u9762\u5904\u7535\u5b50\u7684\u79bb\u57df\u5316\u7a0b\u5ea6\u589e\u5f3a\uff0c\u7531\u6b64\u5bfc\u81f4\u8d39\u7c73\u9762\u9644\u8fd1\u7684\u7535\u5b50\u6001\u5bc6\u5ea6\u589e\u52a0\uff0c\u8d85\u5bfc\u7279\u6027\u589e\u5f3a\u3002\u8be5\u9879\u7814\u7a76\u6210\u679c\u4e30\u5bcc\u4e86\u754c\u9762\u8d85\u5bfc\u7684\u7814\u7a76\u5185\u5bb9\uff0c\u4e3a\u5b8c\u5584\u8d85\u5bfc\u7406\u8bba\uff0c\u63a2\u7d22\u66f4\u9ad8\u6e29\u7684\u8d85\u5bfc\u4f53\u7cfb\u63d0\u4f9b\u4e86\u5f88\u597d\u7684\u7814\u7a76\u601d\u8def\u3002<\/p>\n<p>\u8be5\u9879\u76ee\u5f97\u5230\u56fd\u5bb6\u91cd\u70b9\u7814\u53d1\u8ba1\u5212\u3001\u56fd\u5bb6\u81ea\u7136\u79d1\u5b66\u57fa\u91d1\u3001\u4e2d\u79d1\u9662\u6218\u7565\u6027\u5148\u5bfc\u7814\u7a76\u8ba1\u5212B\u7b49\u9879\u76ee\u7684\u652f\u6301\u3002<\/p>\n<p>\u539f\u6587\u94fe\u63a5\uff1a<a href=\"http:\/\/www.cas.cn\/syky\/201707\/t20170710_4607927.shtml\" target=\"_blank\" rel=\"noopener noreferrer\">http:\/\/www.cas.cn\/syky\/201707\/t20170710_4607927.shtml<\/a><\/p>\n<p>\u6587\u732e\u94fe\u63a5\uff1a<a href=\"http:\/\/pubs.acs.org\/doi\/abs\/10.1021%2Fjacs.7b00216\" target=\"_blank\" rel=\"noopener noreferrer\"><em><i>Enhanced superconductivity in restacked TaS<\/i><\/em><em><sub><i>2<\/i><\/sub><\/em><em><i>\u00a0nanosheets<\/i><\/em><\/a>\uff08JACS,2017, DOI: 10.1021\/jacs.7b00216\uff09<\/p>\n<p>\u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8Allen\u7f16\u8f91\uff0c<a href=\"http:\/\/www.cailiaoniu.com\/25127.html\" target=\"_blank\" rel=\"noopener noreferrer\">\u70b9\u6211\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n<p>\u6750\u6599\u6d4b\u8bd5\uff0c\u6570\u636e\u5206\u6790\uff0c\u4e0a<a href=\"http:\/\/www.ceshigu.com\/\" target=\"_blank\" rel=\"noopener noreferrer\">\u6d4b\u8bd5\u8c37<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3010\u6210\u679c\u7b80\u4ecb\u3011 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