{"id":61775,"date":"2017-01-16T10:40:31","date_gmt":"2017-01-16T02:40:31","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=61775"},"modified":"2017-01-16T10:37:31","modified_gmt":"2017-01-16T02:37:31","slug":"nano-lett-%ef%bc%9a%e4%b8%89%e5%85%83%e5%b1%82%e7%8a%b6%e8%bf%87%e6%b8%a1%e9%87%91%e5%b1%9e%e7%a1%ab%e6%97%8f%e5%8c%96%e5%90%88%e7%89%a9%e7%9a%84%e6%8b%93%e6%89%91%e7%9b%b8%e5%8f%98","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=61775","title":{"rendered":"Nano Lett.\uff1a\u4e09\u5143\u5c42\u72b6\u8fc7\u6e21\u91d1\u5c5e\u786b\u65cf\u5316\u5408\u7269\u7684\u62d3\u6251\u76f8\u53d8"},"content":{"rendered":"

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

2016\u5e74\u8bfa\u8d1d\u5c14\u7269\u7406\u5b66\u5956\u9881\u7ed9\u4e86\u51dd\u805a\u6001\u7269\u7406\u4e2d\u7684\u62d3\u6251\u6001\u548c\u62d3\u6251\u76f8\u53d8\u7684\u53d1\u73b0\u8005\u4eec\uff0c\u8fd1\u5e74\u6765\uff0c\u4e09\u7ef4\u7684\u62d3\u6251\u7edd\u7f18\u4f53\u3001\u91cf\u5b50\u53cd\u5e38\u970d\u5c14\u7edd\u7f18\u4f53\u3001\u62d3\u6251\u6676\u4f53\u7edd\u7f18\u4f53\u548c\u62d3\u6251\u534a\u91d1\u5c5e\u7b49\u65b0\u7684\u62d3\u6251\u76f8\u4e0d\u65ad\u88ab\u53d1\u73b0\u5e76\u6210\u4e3a\u51dd\u805a\u6001\u7269\u7406\u9886\u57df\u7684\u7814\u7a76\u70ed\u70b9\u3002\u539f\u56e0\u662f\u8fd9\u4e9b\u62d3\u6251\u6750\u6599\u5177\u6709\u5f88\u5947\u7279\u7684\u7535\u5b50\u7ed3\u6784\u548c\u8f93\u8fd0\u6027\u80fd\uff0c\u4ee5\u6700\u8fd1\u51e0\u5e74\u5f88\u70ed\u95e8\u7684\u5916\u5c14\u534a\u91d1\u5c5e\u4e3a\u4f8b\uff0c\u5916\u5c14\u8d39\u7c73\u5b50\u5b58\u5728\u4e24\u79cd\u201c\u624b\u6027\u201d\uff0c\u624b\u6027\u76f8\u53cd\u7684\u5916\u5c14\u70b9\u603b\u662f\u4f1a\u5728\u52a8\u91cf\u7a7a\u95f4\u4e2d\u6210\u5bf9\u51fa\u73b0\u3002\u5728\u5e73\u884c\u7684\u7535\u573a\u548c\u78c1\u573a\u4f5c\u7528\u4e0b\uff0c\u7535\u5b50\u4f1a\u5728\u201c\u5de6\u624b\u201d\u5916\u5c14\u70b9\u5904\u4e0d\u65ad\u6d88\u5931\uff0c\u800c\u5728\u201c\u53f3\u624b\u201d\u5916\u5c14\u70b9\u5904\u4e0d\u65ad\u6d8c\u73b0\uff0c\u4ea7\u751f\u89d2\u5ea6\u654f\u611f\u7684\u5f88\u5f3a\u7684\u8d1f\u78c1\u963b\u6548\u5e94\u3002\u5176\u6b21\uff0c\u5728\u5916\u573a\u5fae\u6270\u4e0b\uff0c\u8fd9\u79cd\u53d7\u4fdd\u62a4\u7684\u62d3\u6251\u8868\u9762\u6001\u5728\u5ba4\u6e29\u4e0b\u53ef\u4ee5\u7a33\u5b9a\u5b58\u5728\uff0c\u5177\u6709\u5f88\u597d\u9c81\u68d2\u6027\uff0c\u4e14\u7531\u4e8e\u53d7\u5230\u62d3\u6251\u4fdd\u62a4\uff0c\u4e24\u4e2a\u5177\u6709\u76f8\u53cd\u624b\u6027\u7684\u5916\u5c13\u8d39\u7c73\u5b50\u4e4b\u95f4\u7684\u6563\u5c04\u5f88\u5f31\uff0c\u6240\u4ee5\u8f93\u8fd0\u8fc7\u7a0b\u4e2d\u975e\u5f39\u6027\u6563\u5c04\u4ea7\u751f\u7684\u70ed\u8017\u6563\u5f88\u5c0f\u3002\u56e0\u6b64\u8fd9\u4e9b\u62d3\u6251\u6750\u6599\u5728\u65b0\u578b\u5ba4\u6e29\u4f4e\u80fd\u3001\u4f4e\u8017\u6563\u7535\u5b50\u5668\u4ef6\u4e2d\u5177\u6709\u5f88\u5927\u7684\u5e94\u7528\u6f5c\u529b\u3002<\/p>\n

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

2017\u5e741\u670811\u65e5\uff0c\u9ebb\u7701\u7406\u5de5\u5b66\u9662Junwei Liu\uff08\u4e00\u4f5c\uff09\u3001Liang Fu\u6559\u6388\u548c\u5fb7\u5dde\u519c\u5de5\u5927\u5b66Hua Wang\uff08\u5171\u540c\u4e00\u4f5c\uff09\u3001Xiaofeng Qian\u6559\u6388\uff08\u901a\u8baf\u4f5c\u8005\uff09\u4ee5\u53ca\u4e2d\u79d1\u9662\u7269\u7406\u6240Chen Fang\u7814\u7a76\u5458\u5728Nano Letters\u4e0a\u53d1\u8868\u4e86\u9898\u4e3a\u201cvan der Waals Stacking-Induced Topological Phase Transition in Layered Ternary Transition Metal Chalcogenides\u201d\u7684\u6587\u7ae0\u3002\u4ed6\u4eec\u7406\u8bba\u4e0a\u9884\u8a00\u4e86\u4e00\u7c7b\u5177\u6709\u53cc\u91cd\u62d3\u6251\u6001\u7684\u4e09\u5143\u5c42\u72b6\u8fc7\u6e21\u91d1\u5c5e\u786b\u65cf\u5316\u5408\u7269MM\u2019X4\u4f53\u7cfb\uff0c\u5e76\u7814\u7a76\u4e86\u5176\u4ece\u4e8c\u7ef4\u62d3\u6251\u91cf\u5b50\u81ea\u65cb\u970d\u5c14\u7edd\u7f18\u4f53\u5230\u4e09\u7ef4\u5916\u5c13\u534a\u91d1\u5c5e\u7684\u62d3\u6251\u76f8\u53d8\u8fc7\u7a0b\u4e0e\u673a\u5236\u3002<\/p>\n

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

\u56fe<\/strong>1 MM\u2032Te4<\/strong>\u7684\u6676\u4f53\u7ed3\u6784<\/strong><\/p>\n

\"\"<\/p>\n

\uff08<\/strong>a<\/strong>\uff09<\/strong>\u4e8c\u7ef41T\u2032\u578bMM\u2032Te4 \u7684\u4fef\u89c6\u548c\u4fa7\u89c6\u56fe\uff0c\u865a\u7d2b\u7ebf\u8868\u793a\u9762\u5185\u7684Zigzag\u91d1\u5c5e\u952e\u3002<\/p>\n

\uff08<\/strong>b<\/strong>\uff09<\/strong>\u4e09\u7ef4MM\u2032Te4\u7684\u4fa7\u89c6\u56fe\u3002\u5176\u4e2dM\uff08Ta\u548cNb\uff09\u548cM\u2032\uff08Ir\u548cRh\uff09\u662f\u8fc7\u6e21\u91d1\u5c5e\u539f\u5b50\uff0cM\uff0cM\u2019\uff0cTe\u5206\u522b\u7528\u7eff\u8272\uff0c\u6a59\u8272\u548c\u7070\u8272\u8868\u793a\u3002<\/p>\n

\u56fe<\/strong>2 <\/strong>\u4ee5<\/strong>1T\u2032-NbRhTe4<\/strong>\u4e3a\u4ee3\u8868\uff08<\/strong>1T\u2032-MM\u2032Te4<\/strong>\uff09\u7684\u7535\u5b50\u7ed3\u6784<\/strong><\/p>\n

\"\"<\/p>\n

\uff08<\/strong>a<\/strong>\uff09<\/strong>1T\u2032-NbRhTe4\u7684\u4e8c\u7ef4\u5e03\u91cc\u6e0a\u533a\u53ca\u5176\u6295\u5f71\u3002<\/p>\n

\uff08<\/strong>b<\/strong>\uff09<\/strong>\u8003\u8651\/\u4e0d\u8003\u8651\u81ea\u65cb\u8f68\u9053\u8026\u5408\u7684\u7535\u5b50\u80fd\u5e26\u7ed3\u6784\u3002<\/p>\n

\uff08<\/strong>c<\/strong>\uff0c<\/strong>d<\/strong>\uff09<\/strong>\u4e0d\u540c\u6001\u5bc6\u5ea6\u7684\u6295\u5728\u4e0d\u540c\u8fb9\u754c\u7684\u6295\u5f71\u3002<\/p>\n

\u56fe<\/strong>3 Td-NbRhTe4<\/strong>\u5916\u5c14\u534a\u91d1\u5c5e\uff08\u4f53\u6750\u6599\uff09\u7684\u7535\u5b50\u7ed3\u6784<\/strong><\/p>\n

\"\"<\/p>\n

\uff08<\/strong>a<\/strong>\uff09<\/strong>3D\u5e03\u91cc\u6e0a\u7a7a\u95f4\u53ca\u5176\u6cbf\u7740z\u65b9\u5411\u7684\u4e0a\u4e0b\u8868\u9762\u6295\u5f71\uff0ckz=0\u9762\u67098\u4e2a\u5916\u5c14\u70b9\uff0c\u8fde\u63a5\u4e0d\u540c\u5916\u5c14\u70b9\u7684\u66f2\u7ebf\u4e3a\u8d39\u7c73\u5f27\u3002<\/p>\n

\uff08<\/strong>b<\/strong>\uff0c<\/strong>c<\/strong>\uff09<\/strong>W1\u3001W2\u4e24\u4e2a\u5916\u5c14\u70b9\u9644\u8fd1\u7684\u7535\u5b50\u7ed3\u6784\u3002<\/p>\n

\uff08<\/strong>d<\/strong>\uff0c<\/strong>e<\/strong>\uff09<\/strong>W1\u3001W2\u4e24\u4e2a\u5916\u5c14\u70b9\u9644\u8fd1\u7684\u8d1d\u5229\u66f2\u7387\u5206\u5e03\u3002<\/p>\n

\u56fe<\/strong>4 Td-NbRhTe4<\/strong>\u7684\u4f53\u6001\u5bc6\u5ea6\u548c\u8868\u9762\u6001\u5bc6\u5ea6<\/strong><\/p>\n

\"\"<\/p>\n

\uff08<\/strong>a<\/strong>\uff0c<\/strong>e<\/strong>\uff09<\/strong>\u80fd\u7ea7\u4e3a0.125\u548c-0.066 eV\u65f6\uff08\u5bf9\u5e94W1\u3001W2\u4e24\u4e2a\u5916\u5c13\u70b9\uff09\u7684\u4f53\u6001\u5bc6\u5ea6\u3002<\/p>\n

\uff08<\/strong>b<\/strong>\uff0c<\/strong>f<\/strong>\uff09<\/strong>\u4f4d\u4e8e1,4\u8c61\u9650\u7684\u5916\u5c14\u70b9\u9644\u8fd1\u7684\u4f53\u6001\u5bc6\u5ea6\u3002<\/p>\n

\uff08<\/strong>c<\/strong>\uff0c<\/strong>g<\/strong>\uff09<\/strong>\u4e0a\u8868\u9762\u6001\u5bc6\u5ea6\u3002<\/p>\n

\uff08<\/strong>d<\/strong>\uff0c<\/strong>h<\/strong>\uff09<\/strong>\u4e0b\u8868\u9762\u6001\u5bc6\u5ea6\u3002<\/p>\n

\u56fe<\/strong>5 <\/strong>\u91cf\u5b50\u81ea\u65cb\u970d\u5c14\u7edd\u7f18\u4f53\u5230\u5916\u5c14\u534a\u91d1\u5c5e\u7684\u62d3\u6251\u76f8\u53d8<\/strong><\/p>\n

\"\"<\/p>\n

\uff08<\/strong>a<\/strong>\uff09<\/strong>kz = 0 \u5e73\u9762\u7684\u5916\u5c14\u70b9\u968f\u7740\u6709\u6548\u5c42\u95f4\u8ddd\u51cf\u5c0f\u7684\u6f14\u5316\u3002<\/p>\n

\uff08<\/strong>b<\/strong>–<\/strong>e<\/strong>\uff09<\/strong>\u5916\u5c14\u70b9\u7684\u4ea7\u751f\u3001\u6f14\u5316\u548c\u6e6e\u706d\u8fc7\u7a0b\u3002<\/p>\n

\u56fe<\/strong>6 MM\u2032Te4<\/strong>\u7684\u52a8\u529b\u5b66\u548c\u70ed\u7a33\u5b9a\u6027<\/strong><\/p>\n

\"\"<\/p>\n

\uff08<\/strong>a<\/strong>\uff09<\/strong>1T\u2032-NbRh\u2032Te4\u7684\u58f0\u5b50\u8272\u6563\u5173\u7cfb\u3002<\/p>\n

\uff08<\/strong>b<\/strong>\uff09<\/strong>1H \u548c1T\u2032 MM\u2032Te4\u7684\u80fd\u91cf\u5dee\u3002<\/p>\n

\uff08<\/strong>c<\/strong>\uff09<\/strong>\u5c42\u4e0e\u5c42\u4e4b\u95f4\u7684\u7ed3\u5408\u80fd\u3002<\/p>\n

\uff08<\/strong>d<\/strong>\uff09<\/strong>MM\u2032Te4\u7684\u80fd\u9699\u3002<\/p>\n

\u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n

\u672c\u6587\u5bf9\u56db\u79cd\u5c42\u72b6\u7684\u4e09\u5143\u8fc7\u6e21\u91d1\u5c5e\u786b\u5316\u7269\u8fdb\u884c\u4e86\u7406\u8bba\u4e0a\u7684\u9884\u8a00\uff0c\u5e76\u5bf9\u5b83\u4eec\u4f5c\u4e3a\u4e00\u7c7b\u65b0\u578b\u7684\u62d3\u6251\u6750\u6599\u8fdb\u884c\u4e86\u7814\u7a76\u3002\u76ee\u524d\uff0c\u4e09\u5143\u5c42\u72b6\u8fc7\u6e21\u91d1\u5c5e\u786b\u65cf\u5316\u5408\u7269\u5728\u7ed3\u6784\u548c\u6210\u5206\u4e0a\u5177\u6709\u5f88\u5927\u7684\u8c03\u63a7\u548c\u8bbe\u8ba1\u7a7a\u95f4\uff0c\u6587\u4e2d\u7684\u7814\u7a76\u7ed3\u679c\u4e3a\u7406\u89e3\u91cf\u5b50\u81ea\u65cb\u970d\u5c14\u6548\u5e94\u548c\u63a2\u7d22\u62d3\u6251\u76f8\u53d8\u63d0\u4f9b\u4e86\u7406\u60f3\u7684\u6750\u6599\u5e73\u53f0\uff0c\u5e76\u4e3a\u4e8c\u7ef4\u6750\u6599\u548c\u62d3\u6251\u6750\u6599\u7684\u7814\u7a76\u63d0\u4f9b\u4e86\u5f88\u597d\u7684\u65b9\u5411\u548c\u601d\u8def\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/strong>van der Waals Stacking-Induced Topological Phase Transition in Layered Ternary Transition Metal Chalcogenides<\/a>\uff08Nano Lett., 2017, DOI:10.1021\/acs.nanolett.6b04487\uff09<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u7535\u5b50\u7535\u5de5\u5b66\u672f\u7ec4\u5927\u57ce\u5c0f\u7231\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u6574\u7406\u7f16\u8f91\u3002<\/p>\n

\u6750\u6599\u725b\u7f51\u4e13\u6ce8\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u53ca\u884c\u4e1a\u8fdb\u5c55\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\u70b9\u6211\u52a0\u5165\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n

\u6750\u6599\u6d4b\u8bd5\uff0c\u6570\u636e\u5206\u6790\uff0c\u4e0a\u6d4b\u8bd5\u8c37<\/a>\uff01<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

\u3010\u5f15\u8a00\u3011 2016\u5e74\u8bfa\u8d1d\u5c14\u7269\u7406\u5b66\u5956\u9881\u7ed9\u4e86\u51dd\u805a\u6001\u7269\u7406\u4e2d\u7684\u62d3\u6251\u6001\u548c\u62d3\u6251\u76f8\u53d8\u7684\u53d1\u73b0\u8005\u4eec\uff0c\u8fd1\u5e74\u6765\uff0c\u4e09\u7ef4\u7684\u62d3\u6251\u7edd\u7f18\u4f53\u3001\u91cf\u5b50\u53cd\u5e38\u970d\u5c14\u7edd\u7f18\u4f53\u3001\u62d3\u6251\u6676\u4f53\u7edd\u7f18\u4f53\u548c\u62d3\u6251\u534a\u91d1\u5c5e\u7b49\u65b0\u7684…<\/p>\n","protected":false},"author":1369,"featured_media":61776,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[31],"class_list":["post-61775","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-jiedu","tag-dianzi"],"_links":{"self":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/61775"}],"collection":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/users\/1369"}],"replies":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=61775"}],"version-history":[{"count":8,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/61775\/revisions"}],"predecessor-version":[{"id":61804,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/61775\/revisions\/61804"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/media\/61776"}],"wp:attachment":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=61775"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=61775"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=61775"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}