{"id":232926,"date":"2022-02-10T08:45:25","date_gmt":"2022-02-10T00:45:25","guid":{"rendered":"\/\/m.iemloyee.com\/?p=232926"},"modified":"2022-02-10T08:45:25","modified_gmt":"2022-02-10T00:45:25","slug":"%e4%b8%ad%e7%a7%91%e5%a4%a7%e9%99%88%e4%bb%99%e8%be%89%e9%99%a2%e5%a3%ab%e5%9b%a2%e9%98%9fnature%ef%bc%9akagome%e8%b6%85%e5%af%bc%e4%bd%93%e4%b8%ad%e7%94%b5%e8%8d%b7%e5%af%86%e5%ba%a6%e6%b3%a2","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=232926","title":{"rendered":"\u4e2d\u79d1\u5927\u9648\u4ed9\u8f89\u9662\u58eb\u56e2\u961fNature\uff1aKagome\u8d85\u5bfc\u4f53\u4e2d\u7535\u8377\u5bc6\u5ea6\u6ce2\u9a71\u52a8\u7684\u7535\u5b50\u5411\u5217\u6027"},"content":{"rendered":"
\u3010\u7814\u7a76\u80cc\u666f\u3011<\/strong><\/p>\n \u7535\u5b50\u5411\u5217\u6027\u662f\u4e00\u79cd\u666e\u904d\u5b58\u5728\u4e8e\u76f8\u5173\u91cf\u5b50\u6d41\u4f53\u4e2d\u7684\u73b0\u8c61\uff0c\u5305\u62ec\u9ad8\u6e29\u8d85\u5bfc\u4f53\uff08HTS\uff09\u548c\u91cf\u5b50\u970d\u5c14\u7cfb\u7edf\uff0c\u5176\u4e2d\u65cb\u8f6c\u5bf9\u79f0\u6027\u88ab\u7535\u5b50\u81ea\u7531\u5ea6\u81ea\u53d1\u7834\u574f\u3002\u66f4\u5f15\u4eba\u6ce8\u76ee\u7684\u662f\uff0c\u9ad8\u6e29\u8d85\u5bfc\u4e2d\u7684\u7535\u5b50\u5411\u5217\u6027\u8868\u73b0\u51fa\u4e0e\u8d85\u5bfc\u6027\u7684\u6709\u8da3\u7ea0\u7f20\uff0c\u4ea7\u751f\u4e86\u590d\u6742\u7684\u8d85\u5bfc\u914d\u5bf9\u548c\u76f8\u4e92\u4ea4\u7ec7\u7684\u7535\u5b50\u987a\u5e8f\u3002\u6700\u8fd1\uff0c\u7814\u7a76\u4eba\u5458\u5728\u5177\u6709\u4e8c\u7ef4\u9492-Kagome\u6676\u683c\u7684AV3<\/sub>Sb5<\/sub>\uff08a=K\uff0cRb\uff0cCs\uff09\u8d85\u5bfc\u4f53\u4e2d\u53d1\u73b0\u4e86\u8d85\u5bfc\u6027\u548c\u7535\u8377\u5bc6\u5ea6\u6ce2\uff08CDW\uff09\u4e4b\u95f4\u7684\u5f02\u5e38\u7ade\u4e89\u3002\u8fd9\u4e9b\u73b0\u8c61\u662f\u5426\u4e0e\u7535\u5b50\u5411\u5217\u6027\u6709\u5173\u5c1a\u4e0d\u6e05\u695a\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n \u8fd1\u65e5\uff0c\u4e2d\u56fd\u79d1\u5b66\u6280\u672f\u5927\u5b66\u9648\u4ed9\u8f89\u9662\u58eb\u3001\u5434\u6d9b\u6559\u6388\u3001\u738b\u9707\u5b87\u6559\u6388<\/strong>\u8054\u5408\u4f7f\u7528\u5f39\u6027\u7535\u963b\u6d4b\u91cf\u3001\u6838\u78c1\u5171\u632f\uff08NMR\uff09\u548c\u626b\u63cf\u96a7\u9053\u663e\u5fae\u955c\/\u5149\u8c31\u5b66\uff08STM\/S\uff09\u7684\u7ec4\u5408\u63a2\u7a76\u4e86CsV3<\/sub>Sb5<\/sub>\u4e2d\u7535\u8377\u5bc6\u5ea6\u6ce2\u7684\u6027\u8d28\uff0c\u53d1\u73b0CsV3<\/sub>Sb5<\/sub>\u7684kagome\u6676\u683c\u4e2d\u5b58\u5728\u7535\u5b50\u5411\u5217\u6027\u3002\u968f\u6e29\u5ea6\u53d8\u5316\u7684\u5f39\u6027\u7535\u963b\u7cfb\u6570\uff08m11-m12\uff09\u548cNMR\u8c31\u6e05\u6670\u5730\u8868\u660e\uff0c\u9664\u4e862a<\/em>0<\/sub>\u00d72a<\/em>0<\/sub>\u8d85\u5355\u5143\u7531\u4e8e\u9762\u5916\u8c03\u5236\u800c\u4ea7\u751f\u7684C<\/em>2<\/sub>\u7ed3\u6784\u7578\u53d8\u5916\uff0c\u5728CDW\u8fc7\u6e21\uff08TCDW~94 K\uff09\u4e0b\u51fa\u73b0\u660e\u663e\u7684\u5411\u5217\u76f8\u6ce2\u52a8\uff0c\u6700\u540e\u5728T<\/em>nem<\/sub>~35 K\u7684\u4e0b\u51fa\u73b0\u5411\u5217\u8dc3\u8fc1\u3002STM\u5b9e\u9a8c\u76f4\u63a5\u53ef\u89c6\u5316\u4e86\u4f4e\u4e8eT<\/em>nem<\/sub>\u7684C<\/em>2<\/sub>\u7ed3\u6784\u56fa\u5b9a\u7684\u957f\u7a0b\u5411\u5217\u987a\u5e8f\uff0c\u4ece\u800c\u63d0\u51fa\u4e86\u4e00\u79cd\u7531\u4e09\u6001Potts\u6a21\u578b\u63cf\u8ff0\u4e86\u7684\u65b0\u578b\u5411\u5217\u6027\u3002\u4e00\u7cfb\u5217\u7814\u7a76\u7ed3\u679c\u660e\u786e\u5730\u8bc1\u660e\u4e86CsV3<\/sub>Sb5<\/sub>\u6b63\u5e38\u72b6\u6001\u4e0b\u7684\u5185\u5728\u7535\u5b50\u5411\u5217\u6027\uff0c\u8fd9\u4e00\u53d1\u73b0\u662f\u7406\u89e3\u8fd9\u4e9b\u5316\u5408\u7269\u4e2d\u975e\u5e38\u89c4\u8d85\u5bfc\u6027\u7684\u5173\u952e\uff0c\u4e5f\u4e3a\u63ed\u793a\u7535\u5b50\u5411\u5217\u6027\u5728\u975e\u5e38\u89c4\u8d85\u5bfc\u4f53\u914d\u5bf9\u673a\u5236\u4e2d\u7684\u4f5c\u7528\u63d0\u4f9b\u57fa\u7840\u3002\u8be5\u6587\u7ae0\u8fd1\u65e5\u4ee5\u9898\u4e3a\u201cCharge-density-wave-driven electronic nematicity in a kagome superconductor<\/strong>\u201d\u53d1\u8868\u5728\u77e5\u540d\u9876\u520aNature<\/strong>\u4e0a\u3002<\/p>\n \u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n \u56fe\u4e00\u3001<\/strong>kagome<\/strong>\u8d85\u5bfc\u4f53\u4e2d\u7684<\/strong>2a<\/em>0<\/sub><\/strong>\u00d7<\/strong>2a<\/em>0<\/sub> CDW <\/strong>\u6001\u7684\u6676\u80de\u5185\u65cb\u8f6c\u5bf9\u79f0\u7834\u574f<\/strong><\/p>\n \u56fe\u4e8c\u3001<\/strong>C<\/em><\/strong>6<\/sub><\/strong>\u65cb\u8f6c\u5bf9\u79f0\u6027\u7834\u574f\u548c\u7535\u5b50\u5411\u5217\u6027<\/strong><\/p>\n<\/p>\n
<\/p>\n
<\/p>\n