{"id":94125,"date":"2017-08-04T06:30:03","date_gmt":"2017-08-03T22:30:03","guid":{"rendered":"\/\/m.iemloyee.com\/?p=94125"},"modified":"2017-08-01T22:01:50","modified_gmt":"2017-08-01T14:01:50","slug":"phys-rev-lett-%ef%bc%9aamgbi%e6%ad%a3%e4%ba%a4%e6%99%b6%e7%b3%bb%e5%8c%96%e5%90%88%e7%89%a9%ef%bc%88a-linak%ef%bc%89%e4%b8%ad%e7%9a%84%e5%8f%8d%e9%93%81%e7%94%b5%e6%80%a7%e6%8b%93%e6%89%91","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=94125","title":{"rendered":"Phys. Rev. Lett.\uff1aAMgBi\u6b63\u4ea4\u6676\u7cfb\u5316\u5408\u7269\uff08A = Li,Na,K\uff09\u4e2d\u7684\u53cd\u94c1\u7535\u6027\u62d3\u6251\u7edd\u7f18\u4f53"},"content":{"rendered":"<p><strong>\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n<p>\u62d3\u6251\u7edd\u7f18\u4f53\u4ee3\u8868\u4e00\u79cd\u5168\u65b0\u7684\u91cf\u5b50\u6001\uff0c\u5177\u6709\u5947\u7279\u7684\u6027\u8d28\uff0c\u5982\u5f3a\u70c8\u7684\u8fb9\u7f18\u7535\u6d41\u53ca\u81ea\u65cb-\u52a8\u91cf\u9501\u5b9a\u73b0\u8c61\u3002\u6b63\u662f\u8fd9\u4e9b\u72ec\u7279\u7684\u6027\u8d28\u4fc3\u4f7f\u62d3\u6251\u7edd\u7f18\u4f53\u5728\u78c1\u5355\u6781\u5b50\u548c\u9a6c\u7ea6\u62c9\u7eb3\u8d39\u7c73\u5b50\u7684\u57fa\u7840\u7814\u7a76\u4e2d\u3001\u4e43\u81f3\u5728\u5bb9\u9519\u91cf\u5b50\u8ba1\u7b97\u673a\u4e2d\u5f97\u4ee5\u5e94\u7528\u3002<\/p>\n<p><strong>\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n<p>\u8fd1\u65e5\uff0c<strong>\u7f57\u683c\u65af\u5927\u5b66<\/strong>\u7684<strong>Bartomeu Monserrat<\/strong>\u5728<strong>Phys. Rev. Lett.<\/strong><strong>\u4e0a<\/strong>\u53d1\u8868\u4e86\u9898\u4e3a\u201c<strong>Antiferroelectric Topological Insulators in Orthorhombic AMgBi Compounds (A = Li, Na, K)<\/strong> \u201d\u7684\u6587\u7ae0\u3002\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u7814\u7a76\u4eba\u5458\u5c06\u53cd\u94c1\u7535\u6027\u62d3\u6251\u7edd\u7f18\u4f53\u4f5c\u4e3a\u4e00\u7c7b\u65b0\u7684\u529f\u80fd\u6750\u6599\uff0c\u5229\u7528\u7535\u573a\u6765\u63a7\u5236\u62d3\u6251\u6b21\u5e8f\u5e76\u8bf1\u5bfc\u62d3\u6251\u76f8\u53d8\u3002\u901a\u8fc7\u4f7f\u7528\u7b2c\u4e00\u6027\u539f\u7406\u65b9\u6cd5\u6765\u9884\u6d4bAMgBi\u6b63\u4ea4\u6676\u7cfb\u5316\u5408\u7269\uff08A = Li,Na,K\uff09\u662f\u53cd\u94c1\u7535\u6027\u62d3\u6251\u7edd\u7f18\u4f53\u3002\u7ed3\u679c\u8fd8\u663e\u793a\u4e86\u5916\u5ef6\u5e94\u53d8\u548c\u9759\u6c34\u538b\u529b\u53ef\u7528\u4e8e\u8c03\u6574\u8fd9\u4e9b\u5316\u5408\u7269\u7684\u62d3\u6251\u987a\u5e8f\u548c\u5e26\u9699\u3002\u53cd\u94c1\u7535\u6027\u62d3\u6251\u7edd\u7f18\u4f53\u53ef\u4ee5\u5229\u7528\u7535\u573a\u6765\u5b9e\u73b0\u5bf9\u62d3\u6251\u7ed3\u6784\u7684\u7cbe\u786e\u63a7\u5236\uff0c\u589e\u5f3a\u62d3\u6251\u6750\u6599\u5728\u7535\u5b50\u548c\u81ea\u65cb\u7535\u5b50\u5b66\u4e2d\u7684\u9002\u7528\u6027\u3002<\/p>\n<p><strong>\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n<p><strong>\u56fe\u4e00\uff1a\u6781\u6027\u4e0e\u7535\u573a\u7684\u5173\u7cfb<\/strong><\/p>\n<p><strong><a href=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/07\/1-28.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-94126\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/07\/1-28.png\" alt=\"\" width=\"600\" height=\"253\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/07\/1-28.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/07\/1-28-300x127.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a><\/strong><\/p>\n<p>(a) \u94c1\u7535\u6027\u62d3\u6251\u7edd\u7f18\u4f53\u793a\u610f\u56fe\u3002<\/p>\n<p>(b) \u5177\u6709\u5bf9\u6781\u6b63\u5e38\u7edd\u7f18\u4f53\uff08NI\uff09\u72b6\u6001\u548c\u4e24\u4e2a\u6781\u6027\u62d3\u6251\u7edd\u7f18\u4f53\uff08TI\uff09\u72b6\u6001\u7684\u53cd\u94c1\u7535\u6027\u62d3\u6251\u7edd\u7f18\u4f53\u793a\u610f\u56fe\u3002\u5728\u672c\u6587\u4e2d\u88ab\u79f0\u4e3aI\u578b\u53cd\u94c1\u7535\u6027\u62d3\u6251\u7edd\u7f18\u4f53\u3002<\/p>\n<p><strong>\u56fe\u4e8c\uff1a<\/strong><strong>LiMgBi<\/strong><strong>\u5316\u5408\u7269\u7684\u5e26\u9699\u5173\u4e8e\u5916\u5ef6\u5e94\u53d8\u7684\u51fd\u6570<\/strong><\/p>\n<p><strong><a href=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/07\/2-29.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-94127\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/07\/2-29.png\" alt=\"\" width=\"600\" height=\"580\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/07\/2-29.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/07\/2-29-300x290.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a><\/strong><\/p>\n<p>\u4f7f\u7528LDA\u8ba1\u7b97\u5f97\u5230\u7684\u6781\u6027P6<sub>3<\/sub>mc\uff08\u9876\uff09\u548c\u5bf9\u6781Pnma\uff08\u5e95\uff09\u7ed3\u6784\u7684LiMgBi\u5316\u5408\u7269\u7684\u5e26\u9699\u5173\u4e8e\u5916\u5ef6\u5e94\u53d8\u7684\u51fd\u6570\u3002P6<sub>3<\/sub>mc\u7ed3\u6784\u8868\u73b0\u4e3a\u62d3\u6251\u7edd\u7f18\u4f53\uff08TI\uff09\u3001Weyl\u534a\u91d1\u5c5e\uff08WSM\uff09\u548c\u6b63\u5e38\u7edd\u7f18\u4f53\uff08NI\uff09\u7684\u533a\u57df\uff0c\u800cPnma\u7ed3\u6784\u5448\u73b0\u91d1\u5c5e\u548c\u6b63\u5e38\u7684\u7edd\u7f18\u4f53\u76f8\u3002\u6ce8\u610f\uff0c\u5e94\u53d8\u4e3a0\u7684Pnma\u7ed3\u6784\u4e0e\u5e73\u8861Pnma\u7ed3\u6784\u4e0d\u540c\uff0c\u8fd9\u662f\u7531\u4e8e\u9762\u5185\u6676\u683c\u53c2\u6570\u5fc5\u987b\u9075\u5b88\u6bd4\u7387\u3002<\/p>\n<p><strong>\u56fe\u4e09\uff1a\u6781\u6027<\/strong><strong>P63mc LiMgBi<\/strong><strong>\u7684\u5e26\u7ed3\u6784<\/strong><strong><a href=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/07\/3-25.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-94128\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/07\/3-25.png\" alt=\"\" width=\"600\" height=\"274\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/07\/3-25.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/07\/3-25-300x137.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a><\/strong><\/p>\n<p>\u6781\u6027P63mc LiMgBi\u7684\u5e26\u7ed3\u6784\uff0c\u5176\u5bf9\u5e94\u4e8e\u6b63\u5e38\u7edd\u7f18\u4f53\u7684-2.9\uff05\uff08\u5de6\uff09\u548c\u5bf9\u5e94\u4e8e\u62d3\u6251\u7edd\u7f18\u4f53\u7684\u00b10.3\uff05\uff08\u53f3\uff09\u3002<\/p>\n<p><strong>\u56fe\u56db\uff1a<\/strong><strong>KMgBi<\/strong><strong>\u5316\u5408\u7269\u7684\u5e26\u72b6\u7ed3\u6784\u5173\u4e8e\u9759\u6c34\u538b\u529b\u7684\u51fd\u6570<\/strong><\/p>\n<p><strong><a href=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/07\/4-24.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-94129\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/07\/4-24.png\" alt=\"\" width=\"600\" height=\"574\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/07\/4-24.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/07\/4-24-300x287.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a><\/strong><\/p>\n<p>\u4f7f\u7528LDA\u8ba1\u7b97\u5f97\u5230\u7684\u6781\u6027P6<sub>3<\/sub>mc\uff08\u4e0a\uff09\u548c\u5bf9\u6781Pnma\uff08\u5e95\u90e8\uff09\u7ed3\u6784\u7684KMgBi\u5316\u5408\u7269\u7684\u5e26\u72b6\u7ed3\u6784\u5173\u4e8e\u9759\u6c34\u538b\u529b\u7684\u51fd\u6570\u3002P6<sub>3<\/sub>mc\u7ed3\u6784\u8868\u73b0\u51fa\u62d3\u6251\u7edd\u7f18\u4f53\uff08TI\uff09\u72b6\u6001\u548c\u91d1\u5c5e\u72b6\u6001\uff0c\u800cPnma\u7ed3\u6784\u663e\u793a\u62d3\u6251\u7edd\u7f18\u4f53\u548c\u6b63\u5e38\u7edd\u7f18\u4f53\uff08NI\uff09\u76f8\u3002<\/p>\n<p><strong>\u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n<p>\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u4f5c\u8005\u63d0\u51fa\u4e86\u4e00\u79cd\u65b0\u578b\u529f\u80fd\u6750\u6599\uff0c\u5373\u53cd\u94c1\u7535\u6027\u62d3\u6251\u7edd\u7f18\u4f53\uff0c\u53ef\u4ee5\u5229\u7528\u7535\u573a\u6765\u8bf1\u5bfc\u62d3\u6251\u76f8\u53d8\u5e76\u63a7\u5236\u62d3\u6251\u5b66\u987a\u5e8f\u3002\u4f7f\u7528\u7b2c\u4e00\u6027\u539f\u7406\u65b9\u6cd5\uff0c\u7814\u7a76\u4eba\u5458\u5f97\u51faAMgBi\u6b63\u4ea4\u6676\u7cfb\u5316\u5408\u7269\u53ef\u7528\u4e8e\u63a2\u7d22\u53cd\u94c1\u7535\u6027\u62d3\u6251\u7edd\u7f18\u4f53\u7684\u5b58\u5728\u3002AMgBi\u6b63\u4ea4\u6676\u7cfb\u5316\u5408\u7269\u5728\u53cd\u94c1\u7535\u548c\u62d3\u6251\u6027\u8d28\u4e4b\u95f4\u8868\u73b0\u51fa\u6709\u8da3\u7684\u76f8\u4e92\u4f5c\u7528\uff0c\u5e76\u53d7\u5230\u5916\u5ef6\u5e94\u53d8\u548c\u9759\u6c34\u538b\u529b\u7684\u5f71\u54cd\u3002LiMgBi\u5728\u5e94\u53d8\u7684\u4f5c\u7528\u4e0b\u4ee5\u53caKMgBi\u5728\u538b\u529b\u7684\u4f5c\u7528\u4e0b\u5747\u663e\u73b0\u51fa\u4f5c\u4e3a\u53cd\u94c1\u7535\u6027\u62d3\u6251\u7edd\u7f18\u4f53\u7684\u5b9e\u9a8c\u6750\u6599\u7684\u53ef\u80fd\u6027\u3002<\/p>\n<p><strong>\u6587\u732e\u94fe\u63a5<\/strong>\uff1a<a href=\"https:\/\/journals.aps.org\/prl\/abstract\/10.1103\/PhysRevLett.119.036802\" target=\"_blank\" rel=\"noopener\">Antiferroelectric Topological Insulators in Orthorhombic AMgBi Compounds (A = Li, Na, K)<\/a>\uff08Phys. Rev. Lett.2017\uff0cDOI:10.1103\/PhysRevLett.119.036802\uff09<\/p>\n<p>\u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u8ba1\u7b97\u6750\u6599\u7ec4daoke\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u6574\u7406\u7f16\u8f91\u3002<\/p>\n<p>\u6750\u6599\u725b\u7f51\u4e13\u6ce8\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u53ca\u884c\u4e1a\u8fdb\u5c55\uff0c\u8fd9\u91cc\u6c47\u96c6\u4e86\u5404\u5927\u9ad8\u6821\u7855\u535a\u751f\u3001\u4e00\u7ebf\u79d1\u7814\u4eba\u5458\u4ee5\u53ca\u884c\u4e1a\u4ece\u4e1a\u8005\uff0c\u5982\u679c\u60a8\u5bf9\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u8fdb\u5c55\uff0c\u89e3\u8bfb\u9ad8\u6c34\u5e73\u6587\u7ae0\u6216\u662f\u8bc4\u8ff0\u884c\u4e1a\u6709\u5174\u8da3\uff0c<a href=\"\/\/m.iemloyee.com\/25127.html\" target=\"_blank\" rel=\"noopener\">\u70b9\u6211\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n<p>\u4eea\u5668\u8bbe\u5907\u3001\u8bd5\u5242\u8017\u6750\u3001\u6750\u6599\u6d4b\u8bd5\u3001\u6570\u636e\u5206\u6790\uff0c\u4e0a<a href=\"http:\/\/www.ceshigu.com\/\" target=\"_blank\" rel=\"noopener\">\u6d4b\u8bd5\u8c37!<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3010\u5f15\u8a00\u3011 \u62d3\u6251\u7edd\u7f18\u4f53\u4ee3\u8868\u4e00\u79cd\u5168\u65b0\u7684\u91cf\u5b50\u6001\uff0c\u5177\u6709\u5947\u7279\u7684\u6027\u8d28\uff0c\u5982\u5f3a\u70c8\u7684\u8fb9\u7f18\u7535\u6d41\u53ca\u81ea\u65cb-\u52a8\u91cf\u9501\u5b9a\u73b0\u8c61\u3002\u6b63\u662f\u8fd9\u4e9b\u72ec\u7279\u7684\u6027\u8d28\u4fc3\u4f7f\u62d3\u6251\u7edd\u7f18\u4f53\u5728\u78c1\u5355\u6781\u5b50\u548c\u9a6c\u7ea6\u62c9\u7eb3\u8d39\u7c73\u5b50\u7684\u57fa\u7840&#8230;<\/p>\n","protected":false},"author":4051,"featured_media":94129,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[],"class_list":["post-94125","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-jiedu"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/94125"}],"collection":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/users\/4051"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=94125"}],"version-history":[{"count":3,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/94125\/revisions"}],"predecessor-version":[{"id":94325,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/94125\/revisions\/94325"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/media\/94129"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=94125"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=94125"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=94125"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}