{"id":97832,"date":"2017-08-29T06:30:51","date_gmt":"2017-08-28T22:30:51","guid":{"rendered":"\/\/m.iemloyee.com\/?p=97832"},"modified":"2017-08-27T13:49:11","modified_gmt":"2017-08-27T05:49:11","slug":"phys-rev-lett-%ef%bc%9a%e7%9f%b3%e5%a2%a8%e7%83%af%e7%ba%b3%e7%b1%b3%e5%b8%a6%e7%9a%84%e6%8b%93%e6%89%91%e7%9b%b8-%e8%bf%9e%e6%8e%a5%e7%8a%b6%e6%80%81%e3%80%81%e8%87%aa%e6%97%8b%e4%b8%ad%e5%bf%83","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=97832","title":{"rendered":"Phys. Rev. Lett.\uff1a\u77f3\u58a8\u70ef\u7eb3\u7c73\u5e26\u7684\u62d3\u6251\u76f8-\u8fde\u63a5\u72b6\u6001\u3001\u81ea\u65cb\u4e2d\u5fc3\u548c\u91cf\u5b50\u81ea\u65cb\u94fe"},"content":{"rendered":"<p><strong>\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n<p>\u5bf9\u6750\u6599\u7535\u5b50\u57fa\u6001\u7684\u62d3\u6251\u7ed3\u6784\u7684\u8ba4\u8bc6\uff0c\u4f7f\u6211\u4eec\u5bf9\u8bf8\u5982\u6574\u6570\u91cf\u5b50\u970d\u5c14\u6548\u5e94\u3001\u8d39\u7c73\u5b50\u6570\u5206\u89e3\u7b49\u65b0\u73b0\u8c61\u4ee5\u53ca\u7269\u8d28\u7684\u5176\u4ed6\u6027\u8d28\u6709\u4e86\u6df1\u5165\u7684\u8ba4\u8bc6\u3002\u8fde\u63a5\u4e0d\u540c\u62d3\u6251\u7ed3\u6784\u7c7b\u522b\u7684\u4e24\u4e2a\u7edd\u7f18\u4f53\u5728\u5e26\u9699\u4e2d\u4ea7\u751f\u6709\u8da3\u7684\u5c40\u90e8\u8fb9\u754c\u72b6\u6001\u3002\u6700\u8fd1\u4e00\u4e2a\u4ee4\u4eba\u5174\u594b\u7684\u7814\u7a76\u8fdb\u5c55\u662f\u77f3\u58a8\u70ef\u7eb3\u7c73\u5e26\uff08GNR\uff09\u7684\u81ea\u4e0b\u800c\u4e0a\u7684\u5408\u6210\uff0c\u5176\u8fb9\u7f18\u548c\u5bbd\u5ea6\u7684\u63a7\u5236\u53ef\u8fbe\u539f\u5b50\u7cbe\u5ea6\u3002GNR\u662f\u5177\u6709\u53ef\u8c03\u8c10\u7535\u5b50\u7279\u6027\u7684\u51c61D\u7cfb\u7edf\uff0c\u5728\u7eb3\u7c73\u7535\u5b50\u5b66\u548c\u5176\u4ed6\u65b9\u9762\u6709\u7740\u5de8\u5927\u7684\u524d\u666f\u3002<\/p>\n<p><strong>\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n<p>\u8fd1\u65e5\uff0c<strong>\u52a0\u5dde\u5927\u5b66\u4f2f\u514b\u5229\u5206\u6821<\/strong>\u7684<strong>\u96f7\u5e72\u57ce\u9662\u58eb<\/strong><strong>\uff08\u901a\u8baf\u4f5c\u8005\uff09\u7b49\u4eba<\/strong>\u5728<strong>Phys. Rev. Lett.<\/strong><strong>\u4e0a<\/strong>\u53d1\u8868\u4e86\u9898\u4e3a\u201c<strong>Topological Phases in Graphene Nanoribbons: Junction States, Spin Centers, and Quantum Spin Chains<\/strong>\u201d\u7684\u6587\u7ae0\u3002\u8fd9\u9879\u7814\u7a76\u5de5\u4f5c\u8868\u660e\uff0c\u4e0d\u540c\u5bbd\u5ea6\u3001\u8fb9\u754c\u3001\u672b\u7aef\u7684\u534a\u5bfc\u4f53\u77f3\u58a8\u70ef\u7eb3\u7c73\u5e26\uff08GNR\uff09\uff08\u53ef\u7531\u539f\u5b50\u7cbe\u5ea6\u7684\u5206\u5b50\u524d\u4f53\u5408\u6210\uff09\u5c5e\u4e8e\u4e0d\u540c\u7684\u7535\u5b50\u62d3\u6251\u7ed3\u6784\u7c7b\u522b\u3002GNR\u7684\u62d3\u6251\u76f8\u7531\u7a7a\u95f4\u5bf9\u79f0\u6027\u7ef4\u7cfb\uff0c\u5e76\u7531\u6700\u7ec8\u7684\u6676\u80de\u51b3\u5b9a\u3002\u6587\u7ae0\u4e2d\uff0c\u4f5c\u8005\u4e3a\u5b83\u4eec\u7684\u62d3\u6251\u4e0d\u53d8\u91cf\u63a8\u5bfc\u51fa\u660e\u786e\u7684\u516c\u5f0f\uff0c\u5e76\u9610\u8ff0\u4e86\u5728\u4e0d\u540c\u62d3\u6251\u7ed3\u6784\u7684\u4e24\u4e2aGNR\u4e4b\u95f4\u5f62\u6210\u7684\u5c40\u90e8\u8fde\u63a5\u72b6\u6001\u53ef\u4ee5\u901a\u8fc7\u6a2a\u5411\u8fde\u63a5\u51e0\u4f55\u6765\u8c03\u6574\u3002GNR\u7684\u62d3\u6251\u53ef\u4ee5\u901a\u8fc7\u63ba\u6742\u5242\u8fdb\u4e00\u6b65\u4fee\u9970\uff0c\u4f8b\u5982\u787c\u539f\u5b50\u7684\u5468\u671f\u6027\u6392\u5217\u3002\u5728\u7531\u63ba\u6742\u548c\u539f\u59cbGNR\u7684\u7247\u6bb5\u7ec4\u6210\u7684\u8d85\u6676\u683c\u4e2d\uff0c\u8fde\u63a5\u72b6\u6001\u662f\u7a33\u5b9a\u7684\u81ea\u65cb\u4e2d\u5fc3\uff0c\u5f62\u6210\u5177\u6709\u53ef\u8c03\u8c10\u4ea4\u6362\u76f8\u4e92\u4f5c\u7528\u7684\u6d77\u68ee\u5821\u53cd\u94c1\u78c1\u65cb\u8f6c1\/2\u94fe\u3002\u8fd9\u9879\u53d1\u73b0\u4e0d\u4ec5\u5bf9\u7814\u7a76\u51c6\u4e00\u7ef4\u7cfb\u7edf\u6709\u6240\u5e2e\u52a9\uff0c\u8fd8\u4e3a\u4ee5\u540e\u57fa\u4e8eGNR\u7684\u8bbe\u5907\u7684\u8bbe\u8ba1\u539f\u5219\u5f00\u8f9f\u4e86\u65b0\u7684\u8def\u5f84\u3002<\/p>\n<p><strong>\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n<p><strong>\u56fe\u4e00\uff1a<\/strong><strong>9AGNR<\/strong><strong>\u548c<\/strong><strong>7AGNR<\/strong><strong>\u5f62\u6210\u7684\u5f02\u8d28\u7ed3<\/strong><\/p>\n<p><a href=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/08\/1-47.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-97834\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/08\/1-47.png\" alt=\"\" width=\"600\" height=\"443\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/08\/1-47.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/08\/1-47-300x222.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<p>(a) \u4e24\u4e2a\u62d3\u6251\u7b49\u6548\u6bb5\u4e4b\u95f4\u76849AGNR\u548c7AGNR\u5f62\u6210\u7684\u5f02\u8d28\u7ed3\u3002<\/p>\n<p>(b) \u4e24\u4e2a\u62d3\u6251\u975e\u7b49\u6548\u6bb5\u4e4b\u95f4\u76849AGNR\u548c7AGNR\u5f62\u6210\u7684\u5f02\u8d28\u7ed3\u3002<\/p>\n<p><strong>\u56fe\u4e8c\uff1a\u787c\u63ba\u6742\u77f3\u58a8\u70ef\u7eb3\u7c73\u5e26<\/strong><\/p>\n<p>\u00a0\u00a0<a href=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/08\/2-44.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-97835\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/08\/2-44.png\" alt=\"\" width=\"600\" height=\"303\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/08\/2-44.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/08\/2-44-300x152.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<p>(a) \u5468\u671f\u6027\u63ba\u6742\u787c\u5bf9\uff08B2-7AGNR\uff09\u7684N = 7 AGNR\u7684\u7ed3\u6784\u3002<\/p>\n<p>(b) \u7528ab initio GW\u65b9\u6cd5\u8ba1\u7b97\u5f97\u51fa\u7684B2-7AGNR\u7684\u5e26\u7ed3\u6784\u3002<\/p>\n<p>(c) \u5177\u6709s\u548cp\u5bf9\u79f0\u6027\u7684\u63ba\u6742\u8f68\u9053\u7684\u6ce2\u51fd\u6570\u3002<\/p>\n<p><strong>\u56fe\u4e09\uff1a\u63ba\u6742\u539f\u59cb<\/strong><strong>AGNR<\/strong><strong>\u8d85\u6676\u683c<\/strong><\/p>\n<p><a href=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/08\/3-38.png\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-97836\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/08\/3-38.png\" alt=\"\" width=\"600\" height=\"322\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2017\/08\/3-38.png 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2017\/08\/3-38-300x161.png 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a><\/p>\n<p>(a) 7AGNR \/ B2-7AGNR\u8d85\u6676\u683c\u7684\u7ed3\u6784\u3002<\/p>\n<p>(b) \u4e00\u7ef4\u53cd\u94c1\u78c1\u6d77\u68ee\u5821\u81ea\u65cb1\/2\u94fe\u7684\u793a\u610f\u56fe\u3002<\/p>\n<p>(c) \u901a\u8fc7\u4ece\u5934\u7b97\u5f97\u51fa\uff0c\u5728\u6d77\u68ee\u5821\u6a21\u578b\u4e2d\u7684\u4ea4\u6362\u53c2\u6570\u4e0e\u5206\u79bb\u8ddd\u79bb\u7684\u51fd\u6570\u5173\u7cfb\u3002<\/p>\n<p><strong>\u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n<p>\u5728\u8fd9\u7bc7\u6587\u7ae0\u4e2d\uff0c\u4f5c\u8005\u8bc1\u660e\u4e86\u5728AGNR\u7cfb\u7edf\u4e2d\u5b58\u5728\u5bf9\u79f0\u4fdd\u62a4\u7684\u62d3\u6251\u76f8\u3001\u8fde\u63a5\u72b6\u6001\u548c\u81ea\u65cb\u4e2d\u5fc3\u3002\u8fd9\u4e9b\u53ef\u88ab\u63a8\u5e7f\u5230\u5177\u6709\u591a\u4e2a\u5360\u7528\u9891\u5e26\u7684\u4e0d\u540c\u5f62\u5f0f\u7684GNR\u548c\u5176\u4ed6\u51c61D\u7cfb\u7edf\u3002\u4f8b\u5982\uff0c\u4eba\u9020GNR\u548cCoveged GNRs\uff08\u6700\u8fd1\u5408\u6210\u7684\uff09\u4ee5\u53ca\u78b3\u7eb3\u7c73\u7ba1\u90fd\u5177\u6709\u7531\u7a7a\u95f4\u5bf9\u79f0\u6027\u4fdd\u62a4\u7684\u62d3\u6251\u76f8\u3002<\/p>\n<p><strong>\u6587\u732e\u94fe\u63a5\uff1a<\/strong><a href=\"https:\/\/journals.aps.org\/prl\/abstract\/10.1103\/PhysRevLett.119.076401\" target=\"_blank\" rel=\"noopener\">Topological Phases in Graphene Nanoribbons: Junction States, Spin Centers, and Quantum Spin Chains<\/a>\uff08Phys. Rev. Lett.2017\uff0cDOI: 10.1103\/PhysRevLett.119.076401\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 \u5bf9\u6750\u6599\u7535\u5b50\u57fa\u6001\u7684\u62d3\u6251\u7ed3\u6784\u7684\u8ba4\u8bc6\uff0c\u4f7f\u6211\u4eec\u5bf9\u8bf8\u5982\u6574\u6570\u91cf\u5b50\u970d\u5c14\u6548\u5e94\u3001\u8d39\u7c73\u5b50\u6570\u5206\u89e3\u7b49\u65b0\u73b0\u8c61\u4ee5\u53ca\u7269\u8d28\u7684\u5176\u4ed6\u6027\u8d28\u6709\u4e86\u6df1\u5165\u7684\u8ba4\u8bc6\u3002\u8fde\u63a5\u4e0d\u540c\u62d3\u6251\u7ed3\u6784\u7c7b\u522b\u7684\u4e24\u4e2a\u7edd\u7f18\u4f53\u5728&#8230;<\/p>\n","protected":false},"author":4051,"featured_media":97835,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[46],"class_list":["post-97832","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-jiedu","tag-graphene"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/97832"}],"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=97832"}],"version-history":[{"count":6,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/97832\/revisions"}],"predecessor-version":[{"id":98682,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/97832\/revisions\/98682"}],"wp:featuredmedia":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/media\/97835"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=97832"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=97832"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=97832"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}