{"id":201334,"date":"2020-05-07T08:25:08","date_gmt":"2020-05-07T00:25:08","guid":{"rendered":"\/\/m.iemloyee.com\/?p=201334"},"modified":"2020-05-07T08:25:08","modified_gmt":"2020-05-07T00:25:08","slug":"%e6%9c%80%e6%96%b0nature-%e6%89%ad%e6%9b%b2%e5%8f%8c%e5%b1%82%e7%9f%b3%e5%a2%a8%e7%83%af%e4%b8%ad%e7%9a%84%e5%8f%af%e8%b0%83%e5%85%b3%e8%81%94%e6%80%81%e5%92%8c%e8%87%aa%e6%97%8b%e6%9e%81%e5%8c%96","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=201334","title":{"rendered":"\u6700\u65b0Nature: \u626d\u66f2\u53cc\u5c42\u77f3\u58a8\u70ef\u4e2d\u7684\u53ef\u8c03\u5173\u8054\u6001\u548c\u81ea\u65cb\u6781\u5316\u76f8"},"content":{"rendered":"

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

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

\u9ebb\u7701\u7406\u5de5\u5927\u5b66\u7684<\/strong>Pablo Jarillo-Herrero<\/strong>\u548c\u66f9\u539f<\/strong>\uff08\u5171\u540c\u901a\u8baf\u4f5c\u8005\uff09\u7b49\u4eba\u53d1\u6587\u62a5\u9053\u4e86\u4e00\u79cd\u57fa\u4e8e\u5c0f\u89d2\u626d\u66f2\u53cc\u5c42\u77f3\u58a8\u70ef\uff08TBBG\uff09\u7684\u9ad8\u5ea6\u53ef\u8c03\u5173\u8054\u7cfb\u7edf\u3002\u7814\u7a76\u4eba\u5458\u53d1\u73b0TBBG\u5177\u6709\u4e30\u5bcc\u7684\u76f8\u56fe\u6027\u8d28\u4ee5\u53ca\u5bf9\u626d\u66f2\u89d2\u548c\u7535\u4f4d\u79fb\u573a\uff08displacement field\uff09\u9ad8\u5ea6\u654f\u611f\u7684\u53ef\u8c03\u5173\u8054\u7edd\u7f18\u6001\uff0c\u8fdb\u4e00\u6b65\u5730\u8bf4\uff0c\u5173\u8054\u7edd\u7f18\u6001\u80fd\u591f\u6839\u636e\u7535\u4f4d\u79fb\u573a\u7684\u5f00\/\u5173\u72b6\u6001\u8fdb\u884c\u8f6c\u53d8\u3002\u800c\u5173\u8054\u6001\u5bf9\u78c1\u573a\u7684\u54cd\u5e94\u5219\u8868\u660e\u81ea\u65cb\u6781\u5316\u57fa\u6001\u7684\u5b58\u5728\uff0c\u8fd9\u4e0e\u9b54\u89d2\u626d\u66f2\u53cc\u5c42\u77f3\u58a8\u70ef\u5b8c\u5168\u4e0d\u540c\u3002\u4e0d\u4ec5\u5982\u6b64\uff0c\u5728\u66f4\u4f4e\u7684\u626d\u66f2\u89d2\u8303\u56f4\u5185\uff0cTBBG\u5728\u7535\u4e2d\u6027\u533a\u9644\u8fd1\u5c55\u73b0\u4e86\u591a\u7cfb\u5217\u7684\u5e73\u5e26\uff08flat band\uff09\uff0c\u5bfc\u81f4\u4e86\u591a\u79cd\u5173\u8054\u6001\u7684\u51fa\u73b0\uff0c\u5e76\u4e14\u5747\u80fd\u88ab\u7535\u4f4d\u79fb\u573a\u6240\u8c03\u63a7\u3002\u7814\u7a76\u8ba4\u4e3a\uff0c\u8fd9\u4e9b\u7ed3\u679c\u4e3a\u5728\u626d\u66f2\u8d85\u6676\u683c\u4e2d\u63a2\u7d22\u626d\u66f2\u89d2\/\u7535\u573a\u53ef\u63a7\u7684\u5173\u8054\u76f8\u63d0\u4f9b\u4e86\u673a\u4f1a\u30022020\u5e7405\u670806\u65e5\uff0c\u76f8\u5173\u6210\u679c\u4ee5\u9898\u4e3a\u201cTunable correlated states and spin-polarized phases in twisted bilayer\u2013bilayer graphene<\/strong>\u201d\u7684\u6587\u7ae0\u5728\u7ebf\u53d1\u8868\u5728Nature<\/strong>\u4e0a\u3002<\/p>\n

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

\u56fe1<\/strong> TBBG<\/strong>\u7684\u7ed3\u6784\u548c\u8f93\u8fd0\u7279\u6027\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>2<\/strong> TBBG<\/strong>\u4e2d\u4f4d\u79fb\u573a\u53ef\u8c03\u7684\u5173\u8054\u7edd\u7f18\u6001<\/strong><\/p>\n

\"\"<\/p>\n

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\"\"<\/p>\n

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\"\"<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1aTunable correlated states and spin-polarized phases in twisted bilayer\u2013bilayer graphene<\/a>\uff08Nature, 2020, DOI: 10.1038\/s41586-020-2260-6\uff09<\/p>\n

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