{"id":262265,"date":"2024-08-29T08:35:00","date_gmt":"2024-08-29T00:35:00","guid":{"rendered":"\/\/m.iemloyee.com\/?p=262265"},"modified":"2024-08-29T08:35:00","modified_gmt":"2024-08-29T00:35:00","slug":"kagome%e8%b6%85%e5%af%bc%e4%bd%93%ef%bc%8c%e5%86%8d%e7%99%bbnature%ef%bc%81","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=262265","title":{"rendered":"kagome\u8d85\u5bfc\u4f53\uff0c\u518d\u767bNature\uff01"},"content":{"rendered":"

\u4e00\u3001\u3010\u79d1\u5b66\u80cc\u666f\u3011<\/strong><\/p>\n

\u4e8c\u7ef4kagome\u6676\u683c\u7684\u6750\u6599\u5177\u6709\u51e0\u4f55\u53d7\u632b\u548c\u7279\u5f81\u7535\u5b50\u7ed3\u6784\u7684\u7279\u70b9\uff0c\u4ece\u4e2d\u53ef\u80fd\u4f1a\u51fa\u73b0\u5404\u79cd\u6709\u8da3\u7684\u91cf\u5b50\u6001\u3002\u8fd1\u671f\u7814\u7a76\u8868\u660e\u9492\u57fakagome\u6750\u6599AV3<\/sub>Sb5<\/sub>\uff08A=K\uff0cRb\uff0cCs\uff09\u5448\u73b0\u51fa\u8bb8\u591a\u5947\u7279\u7684\u73b0\u8c61\uff0c\u5305\u62ec\u8d85\u5bfc\u6027\u3001\u5f02\u5e38\u7535\u8377\u5e8f\u3001\u5f02\u5e38\u970d\u5c14\u6548\u5e94\u3001\u5bf9\u5bc6\u5ea6\u6ce2\u548c\u7535\u5b50\u5411\u5217\u6027\u3002\u7136\u800c\uff0c\u8fd9\u7c7b\u6750\u6599\u6700\u6709\u53ef\u80fd\u662f\u58f0\u5b50\u4ecb\u5bfc\u7684\u4f20\u7edf\u8d85\u5bfc\u4f53\uff0c\u7b26\u5408\u975e\u78c1\u6027\u548c\u76f8\u5bf9\u8f83\u5f31\u7684\u7535\u5b50\u76f8\u5173\u6027\u3002\u53e6\u4e00\u65b9\u9762\uff0c\u76f8\u5173\u78c1\u6027kagome\u6750\u6599\u901a\u5e38\u5177\u6709\u5f3a\u5927\u7684\u78c1\u6027\uff0c\u963b\u788d\u4e86\u8d85\u5bfc\u6027\u7684\u51fa\u73b0\u3002\u56e0\u6b64\uff0c\u8fd9\u4e9b\u6750\u6599\u4e0d\u592a\u53ef\u80fd\u62e5\u6709\u7406\u8bba\u4e0a\u63d0\u51fa\u7684\u5947\u5f02\u8d85\u5bfc\u7535\u6027\u3002<\/p>\n

 <\/p>\n

\u4e8c\u3001\u3010\u521b\u65b0\u6210\u679c\u3011<\/strong><\/p>\n

\u57fa\u4e8e\u6b64\uff0c\u6d59\u6c5f\u5927\u5b66\u66f9\u5149\u65f1\u6559\u6388\u3001\u4e2d\u56fd\u79d1\u5b66\u9662\u7269\u7406\u7814\u7a76\u6240\u7a0b\u91d1\u5149\u7814\u7a76\u5458\u548c\u5468\u777f\u526f\u7814\u7a76\u5458\u7b49\u4eba<\/strong>\u5728Nature<\/em><\/strong>\u53d1\u8868\u4e86\u9898\u4e3a\u201cSuperconductivity under pressure in a chromium-based kagome metal<\/strong>\u201d\u7684\u7814\u7a76\u8bba\u6587\uff0c\u62a5\u9053\u4e86\u4e00\u79cd\u94ec\u57fakagome\u91d1\u5c5eCsCr3<\/sub>Sb5<\/sub>\uff0c\u5b83\u5177\u6709\u5f3a\u70c8\u7684\u7535\u5b50\u76f8\u5173\u6027\u3001\u53d7\u6291\u78c1\u6027\u548c\u63a5\u8fd1\u8d39\u7c73\u80fd\u7ea7\u7684\u6241\u5e73\u5e26\u7279\u5f81\u3002\u5728\u73af\u5883\u538b\u529b\u4e0b\uff0c\u8fd9\u79cdkagome\u91d1\u5c5e\u572855 K\u65f6\u540c\u65f6\u53d1\u751f\u7ed3\u6784\u548c\u78c1\u6027\u76f8\u53d8\uff0c\u51fa\u73b0\u6761\u7eb9\u72b64a<\/em>0<\/sub>\u7ed3\u6784\u8c03\u5236\u3002\u5728\u9ad8\u538b\u4e0b\uff0c\u76f8\u53d8\u6f14\u53d8\u4e3a\u4e24\u79cd\u8f6c\u53d8\uff0c\u53ef\u80fd\u4e0e\u7535\u8377\u5bc6\u5ea6\u6ce2\u548c\u53cd\u94c1\u78c1\u81ea\u65cb\u5bc6\u5ea6\u6ce2\u7684\u6709\u5e8f\u6027\u6709\u5173\u3002\u8fd9\u4e9b\u5bc6\u5ea6\u6ce2\u6709\u5e8f\u968f\u7740\u538b\u529b\u7684\u589e\u52a0\u800c\u9010\u6e10\u88ab\u6291\u5236\uff0c\u57283.65-8.0 GPa\u7684\u538b\u529b\u4e0b\u51fa\u73b0\u4e86\u8d85\u5bfc\u5706\u9876\u3002\u538b\u529b\u4e3a4.2 GPa\u65f6\uff0c\u5bc6\u5ea6\u6ce2\u6709\u5e8f\u88ab\u5b8c\u5168\u6291\u5236\uff0c\u8d85\u5bfc\u8f6c\u53d8\u6e29\u5ea6\u7684\u6700\u5927\u503cT<\/em>c<\/sub>max<\/sup> = 6.4 K\uff0c\u800c\u5e38\u89c4\u72b6\u6001\u8868\u73b0\u51fa\u975e\u8d39\u7c73\u6db2\u4f53\u7279\u6027\uff0c\u8fd9\u4e0e\u94c1\u57fa\u8d85\u5bfc\u4f53\u4e2d\u7684\u975e\u5e38\u89c4\u8d85\u5bfc\u6027\u548c\u91cf\u5b50\u4e34\u754c\u6027\u76f8\u4f3c\u3002\u672c\u7814\u7a76\u4e3a\u7814\u7a76\u76f8\u5173kagome\u7cfb\u7edf\u7684\u8d85\u5bfc\u6027\u63d0\u4f9b\u4e86\u4e00\u4e2a\u524d\u6240\u672a\u6709\u7684\u5e73\u53f0\u3002<\/p>\n

\"\"<\/p>\n

\u4e0a\u5468\uff0c\u5357\u65b9\u79d1\u6280\u5927\u5b66\u6bb7\u5609\u946b<\/strong>\u7b49\u4eba\u901a\u8fc71\u03bceV\u91cf\u7ea7\u7684\u8d85\u9ad8\u7535\u5b50\u8c31\u5b66\u7a7a\u95f4\u80fd\u91cf\u5206\u8fa8\u7387\uff0c\u89c2\u6d4b\u5230\u5728kagome\u8d85\u5bfc\u4f53KV3<\/sub>Sb5<\/sub>\u548cCsV3<\/sub>Sb5<\/sub>\u4e2d\u7684\u624b\u6027\u8d85\u5bfc\u80fd\u9699\u632f\u8361\uff0c\u5398\u6e05\u4e86\u5b66\u672f\u754c\u5728\u914d\u5bf9\u5bc6\u5ea6\u6ce2\u6ce2\u77e2\u4e0a\u7684\u4e89\u8bae\u3002\u7814\u7a76\u6210\u679c\u4ee5\u201cChiral kagome superconductivity modulations with residual Fermi arcs<\/strong>\u201d\u4e3a\u9898\u53d1\u8868\u5728Nature<\/em><\/strong>\u4e0a\u3002\uff08\u63ed\u79d8\u78c1\u6027\u8d85\u5bfc\uff0c\u5357\u65b9\u79d1\u6280\u5927\u5b66\u6700\u65b0Nature\uff01<\/a>\uff09<\/p>\n

\"\"<\/p>\n

 <\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>1 \u00a0<\/strong>CsCr3<\/sub>Sb5<\/sub><\/strong>\u7684\u6676\u4f53\u7ed3\u6784\u548c\u7269\u7406\u6027\u8d28<\/strong> \u00a9 2024 Springer Nature<\/strong><\/p>\n

 <\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>2 \u00a0<\/strong>CsCr3<\/sub>Sb5<\/sub><\/strong>\u7684\u7ed3\u6784\u8c03\u5236<\/strong> \u00a9 2024 Springer Nature<\/strong><\/p>\n

 <\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>3 \u00a0<\/strong>CsCr3<\/sub>Sb5<\/sub><\/strong>\u4e2d\u5bc6\u5ea6\u6ce2\u6709\u5e8f\u4ea7\u751f\u7684\u8d85\u5bfc\u6027<\/strong> \u00a9 2024 Springer Nature<\/strong><\/p>\n

\u00a0<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>4 \u00a0DFT<\/strong>\u8ba1\u7b97<\/strong>CsCr3<\/sub>Sb5<\/sub><\/strong>\u7684\u7535\u5b50\u7ed3\u6784<\/strong> \u00a9 2024 Springer Nature<\/strong><\/p>\n

 <\/p>\n

\u4e09\u3001\u3010\u79d1\u5b66\u542f\u8fea\u3011<\/strong><\/p>\n

\u7efc\u4e0a\u6240\u8ff0\uff0c\u7814\u7a76\u4eba\u5458\u63ed\u793a\u4e86\u4e0e\u7ed3\u6784\u4e0a\u7c7b\u4f3c\u7684\u5316\u5408\u7269CsV3<\/sub>Sb5<\/sub>\u76f8\u6bd4\uff0cCsCr3<\/sub>Sb5<\/sub>\u8868\u73b0\u51fa\u622a\u7136\u4e0d\u540c\u7684\u6027\u80fd\uff0c\u5305\u62ec\uff1a\uff081\uff09CsCr3<\/sub>Sb5<\/sub>\u8868\u73b0\u4e3a\u4e00\u79cd\u5177\u6709\u5927\u7535\u5b50\u8d28\u91cf\u91cd\u6574\u5316\u548c\u5927\u91cf\u78c1\u53d7\u632b\u7684\u76f8\u5173\u91d1\u5c5e\u3002\u5b83\u572855 K\u4e0b\u7ecf\u5386\u76f8\u53d8\uff0c\u4e0e\u73af\u5883\u538b\u529b\u4e0b\u7684\u53cd\u94c1\u78c1\u6027\u5bc6\u5ea6\u6ce2\u72b6\u6709\u5e8f\u6709\u5173\u3002\uff082\uff09\u5bc6\u5ea6\u7c7b\u6ce2\u5e8f\u5177\u6709\u57fa\u4e8e\u4f2a\u516d\u65b9\u6676\u683c\u76844\u00d71\u00d71\u8d85\u6676\u80de\u7684\u5355Q\u8c03\u5236\u3002\uff083\uff09\u5728\u9ad8\u538b\u4e0b\uff0c\u4e00\u4e2a\u8d85\u5bfc\u5706\u9876\u5728\u7ea64.2 GPa\u7684\u91cf\u5b50\u4e34\u754c\u70b9\u9644\u8fd1\u51fa\u73b0\u3002\u8fd9\u4e0eAV3<\/sub>Sb5<\/sub>\u5bb6\u65cf\u5f62\u6210\u9c9c\u660e\u5bf9\u6bd4\uff0c\u540e\u8005\u5728\u73af\u5883\u538b\u529b\u4e0b\u5df2\u7ecf\u8868\u73b0\u51fa\u8d85\u5bfc\u6027\uff0c\u5e76\u4e14\u5728\u65bd\u52a0\u538b\u529b\u7684\u60c5\u51b5\u4e0b\uff0c\u8d85\u5bfc\u6027\u4e0d\u4f1a\u6d88\u5931\u3002CsCr3<\/sub>Sb5<\/sub>\u4e0e\u5df2\u77e5\u7684\u975e\u5e38\u89c4\u8d85\u5bfc\u4f53\u5728\u7535\u5b50\u5173\u8054\u3001\u8d85\u5bfc\u7535\u6027\u6f14\u5316\u3001\u4ea4\u7ec7\u6709\u5e8f\u6027\u4ee5\u53caT<\/em>C<\/sub>\/T<\/em>F<\/sub>\u503c\u65b9\u9762\u6709\u76f8\u4f3c\u4e4b\u5904\u3002\u8fd9\u4e9b\u7ed3\u8bba\u8868\u660e\uff0c\u94ec\u57fa\u76f8\u5173kagome\u91d1\u5c5e\u4e2d\u975e\u5e38\u89c4\u8d85\u5bfc\u6027\u7684\u8fd9\u79cd\u53ef\u80fd\u5b9e\u73b0\u662f\u4e00\u4e2a\u72ec\u7279\u7684\u4f8b\u5b50\uff0c\u5b83\u53ef\u4ee5\u4ece\u4e0d\u540c\u7684\u89d2\u5ea6\u63ed\u793a\u975e\u5e38\u89c4\u8d85\u5bfc\u7684\u673a\u5236\u3002<\/p>\n

\u539f\u6587\u8be6\u60c5\uff1aSuperconductivity under pressure in a chromium-based kagome metal<\/a> (Nature<\/em> 2024<\/strong>, 632<\/em>, 1032-1037)<\/p>\n

\u672c\u6587\u7531\u5927\u5175\u54e5\u4f9b\u7a3f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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