{"id":151987,"date":"2018-08-28T06:52:33","date_gmt":"2018-08-27T22:52:33","guid":{"rendered":"\/\/m.iemloyee.com\/?p=151987"},"modified":"2018-08-27T21:52:50","modified_gmt":"2018-08-27T13:52:50","slug":"%e7%9f%b3%e5%a2%a8%e7%83%af%e6%9c%80%e6%96%b0science%e6%a3%80%e6%b5%8b%e5%9b%ba%e6%80%81%e7%b3%bb%e7%bb%9f%e4%b8%ad%e7%94%b5%e5%ad%90%e9%97%b4%e7%9b%b8%e4%ba%92%e4%bd%9c%e7%94%a8%e7%9a%84","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=151987","title":{"rendered":"\u77f3\u58a8\u70ef\u6700\u65b0Science:\u68c0\u6d4b\u56fa\u6001\u7cfb\u7edf\u4e2d\u7535\u5b50\u95f4\u76f8\u4e92\u4f5c\u7528\u7684\u201c\u6307\u7eb9\u201d"},"content":{"rendered":"<p>\u3010<strong>\u5f15\u8a00<\/strong>\u3011<\/p>\n<p>\u91cf\u5b50-\u76f8\u5bf9\u8bba\u7269\u8d28\uff08quantum-relativistic matter\uff09\u662f\u81ea\u7136\u754c\u4e2d\u6781\u4e3a\u666e\u904d\u7684\u5b58\u5728\uff0c\u4e5f\u662f\u4f17\u6240\u5468\u77e5\u96be\u4ee5\u63a2\u6d4b\u7684\u7269\u8d28\u3002\u6839\u636e\u91cf\u5b50\u7406\u8bba\uff0c\u901a\u8fc7\u65bd\u52a0\u7535\u573a\u6216\u8005\u78c1\u573a\u4ea7\u751f\u9650\u57df\u6548\u5e94\u53ef\u4ee5\u52a0\u5f3a\u7535\u5b50\u95f4\u7684\u76f8\u4e92\u4f5c\u7528\uff0c\u4ece\u800c\u4e3a\u63a2\u6d4b\u5f3a\u5173\u8054\u91cf\u5b50\u4f53\u7cfb\u4e2d\u7684\u4e00\u7cfb\u5217\u5947\u5f02\u7269\u8d28\u548c\u73b0\u8c61\u63d0\u4f9b\u53ef\u80fd\u6027\u3002\u4ee5\u6b64\u4e3a\u4f9d\u636e\uff0c\u91cf\u5b50\u70b9\u5728\u78c1\u573a\u4e2d\uff08\u91cf\u5b50\u970d\u5c14\u6001\uff09\u65f6\uff0c\u4eba\u4eec\u8ba4\u4e3a\u5e93\u4f26\u4f5c\u7528\u548c\u6717\u9053\u80fd\u7ea7\u95f4\u8f7d\u6d41\u5b50\u7684\u91cd\u65b0\u5206\u5e03\u80fd\u591f\u5178\u578b\u7684\u5a5a\u793c\u86cb\u7cd5\u578b\u7535\u5b50\u80fd\u7ea7\u7ed3\u6784\u3002\u867d\u7136\u6709\u7814\u7a76\u5728\u7ecf\u5386\u8d85\u6d41-\u83ab\u7279\u7edd\u7f18\u4f53\u8f6c\u53d8\u8fc7\u7a0b\u7684\u8d85\u51b7\u539f\u5b50\u4e2d\u89c2\u6d4b\u5230\u8fc7\u76f8\u4f3c\u7ed3\u6784\uff0c\u4f46\u5728\u56fa\u6001\u7cfb\u7edf\u4e2d\u5b9e\u73b0\u76f8\u5e94\u7684\u89c2\u6d4b\u4f9d\u7136\u662f\u4e00\u4e2a\u5de8\u5927\u7684\u6311\u6218\u3002<\/p>\n<p>\u3010<strong>\u6210\u679c\u7b80\u4ecb<\/strong>\u3011<\/p>\n<p><strong>\u7f8e\u56fd\u56fd\u5bb6\u6807\u51c6\u4e0e\u6280\u672f\u7814\u7a76\u9662\u7684J. A. Stroscio<\/strong>\uff08\u901a\u8baf\u4f5c\u8005\uff09\u7b49\u4eba\u5229\u7528\u96a7\u9053\u6d4b\u91cf\u6280\u672f\u6210\u529f\u5730\u5c06\u73af\u5f62\u77f3\u58a8\u70ef\u8c10\u632f\u5668\u4e2d\u7a7a\u95f4\u7ea6\u675f\u548c\u78c1\u7ea6\u675f\u4e4b\u95f4\u7684\u76f8\u4e92\u5f71\u54cd\u53ef\u89c6\u5316\uff0c\u5e76\u76f4\u63a5\u89c2\u6d4b\u5230\u4e86\u7535\u5b50\u76f8\u4e92\u4f5c\u7528\u7684\u75d5\u8ff9\u3002\u77f3\u58a8\u70ef\u662f\u4e00\u79cd\u8868\u9762\u66b4\u9732\u5927\u91cf\u7535\u5b50\u7684\u4e8c\u7ef4\u6750\u6599\uff0c\u56e0\u6b64\u88ab\u8ba4\u4e3a\u662f\u7814\u7a76\u5916\u52a0\u573a\u4e2d\u80fd\u7ea7\u53d8\u5316\u7684\u7406\u60f3\u6750\u6599\u3002\u7814\u7a76\u4eba\u5458\u9996\u5148\u5c06\u77f3\u58a8\u70ef\u5668\u4ef6\u51b7\u5374\u5230\u7edd\u5bf9\u96f6\u5ea6\u5de6\u53f3\uff0c\u4ee5\u4fbf\u521b\u9020\u91cf\u5b50\u70b9-\u5c0f\u5c9b\u4f5c\u4e3a\u4eba\u5de5\u539f\u5b50\uff0c\u5728\u5f3a\u5ea6\u4e3a1\u7279\u65af\u62c9\u7684\u78c1\u573a\u4e2d\uff0c\u91cf\u5b50\u70b9\u4e2d\u7684\u7535\u5b50\u5806\u79ef\u66f4\u52a0\u7d27\u5bc6\uff0c\u76f8\u4e92\u4f5c\u7528\u4e5f\u88ab\u52a0\u5f3a\uff0c\u6700\u7ec8\u8fd9\u4e9b\u7535\u5b50\u5c06\u88ab\u4ee5\u5bfc\u7535-\u7edd\u7f18\u540c\u5fc3\u73af\u4ea4\u66ff\u7684\u5f62\u5f0f\u8fdb\u884c\u91cd\u6392\u3002\u901a\u8fc7\u626b\u63cf\u96a7\u9053\u663e\u5fae\u955c\uff0c\u4e0d\u540c\u7535\u5b50\u80fd\u7ea7\u7684\u540c\u5fc3\u73af\u56fe\u50cf\u88ab\u5806\u653e\u5728\u4e00\u8d77\u6700\u7ec8\u5b9e\u73b0\u5a5a\u793c\u86cb\u7cd5\u578b\u7ed3\u6784\u3002\u56e0\u6b64\u8fd9\u4e00\u7814\u7a76\u4e3a\u6781\u7aef\u6761\u4ef6\u4e0b\u89c2\u6d4b\u548c\u4e86\u89e3\u91cf\u5b50-\u76f8\u5bf9\u7269\u8d28\u7684\u884c\u4e3a\u63d0\u4f9b\u4e86\u6709\u6548\u7684\u65b9\u6cd5\u30022018\u5e748\u670824\u65e5\uff0c\u76f8\u5173\u6210\u679c\u4ee5\u9898\u4e3a\u201c<strong>Interaction-driven quantum Hall wedding cake\u2013like structures in <\/strong><strong>graphene quantum dots<\/strong>\u201d\u5728\u7ebf\u53d1\u8868\u5728<strong>Science<\/strong>\u4e0a\u3002<\/p>\n<p>\u3010<strong>\u56fe\u6587\u5bfc\u8bfb<\/strong>\u3011<\/p>\n<p><strong>\u56fe1 <\/strong><strong>\u78c1\u573a\u4f5c\u7528\u4e0b\u77f3\u58a8\u70ef\u91cf\u5b50\u70b9\u4e2d\u80fd\u6001\u6f14\u53d8\u793a\u610f\u56fe<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-151989\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/08\/1-51.jpg\" alt=\"\" width=\"600\" height=\"181\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/08\/1-51.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2018\/08\/1-51-300x91.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>(A)\u77f3\u58a8\u70ef\u91cf\u5b50\u70b9\u8c10\u632f\u5668\u7684\u5668\u4ef6\u5916\u5f62<\/p>\n<p>(B-E)\u4e0a\u56fe\u8868\u793a\u968f\u7740\u78c1\u573a\u5f3a\u5ea6\u589e\u5927\uff0c\u7535\u52bf\u5206\u5e03\u53d8\u5316\uff08\u7070\u8272\uff09\u548c\u76f8\u5e94\u6ce2\u51fd\u6570\u5bc6\u5ea6\uff08\u6a59\u8272\uff09\uff1b\u4e0b\u56fe\u8868\u793a\u78c1\u573a\u5f3a\u5ea6\u53d8\u5316\u4e0e\u534a\u7ecf\u5178\u8f68\u9053\u7684\u5173\u7cfb<\/p>\n<p><strong>\u56fe2 <\/strong><strong>\u4ece\u7a7a\u95f4\u91cf\u5b50\u5316\u5230\u78c1\u901a\u91cf\u5b50\u5316\u8fc7\u7a0b\u4e2d\u80fd\u6001\u51dd\u805a\u7684\u53ef\u89c6\u5316<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-151990\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/08\/2-50.jpg\" alt=\"\" width=\"600\" height=\"412\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/08\/2-50.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2018\/08\/2-50-300x206.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>(A-I)\u5229\u7528\u5fae\u5206\u7535\u5bfc\u6210\u50cf\u624b\u6bb5\u7ed8\u5236\u5c40\u57df\u80fd\u6001\u5bc6\u5ea6\uff08LDOS\uff09\u4e0e\u65bd\u52a0\u78c1\u573a\u7684\u5173\u7cfb\uff08\u78c1\u573a\u78c1\u611f\u5e94\u5f3a\u5ea6\u4ece0\u4f9d\u6b21\u589e\u5927\u52303.5T\uff09\uff0c\u540c\u65f6\u5c55\u793a\u4e86\u5728\u9ad8\u5f3a\u5ea6\u78c1\u573a\u4e2d\u7a7a\u95f4\u7ea6\u675f\u91cf\u5b50\u70b9\u80fd\u6001\u51dd\u805a\u6210\u6717\u9053\u80fd\u7ea7\uff08LLs\uff09\u8fc7\u7a0b\u7684\u6d41\u5f62\uff08manifolds\uff09\u53d8\u5316<\/p>\n<p>(J)\u901a\u8fc7\uff08A\uff09\u5230\uff08I\uff09\u56fe\u50cf\u83b7\u5f97\u7684<em>n,m<\/em>=1\/2\u80fd\u6001\u7684\u80fd\u91cf\u4f4d\u7f6e<\/p>\n<p><strong>\u56fe3<\/strong><strong>\u78c1\u573a\u4e2d\u91cf\u5b50\u70b9\u80fd\u6001\u7684\u5fae\u5206\u7535\u5bfc\u7a7a\u95f4\u7ed8\u56fe<\/strong><\/p>\n<p><strong>\u00a0<img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-151991\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/08\/3-50.jpg\" alt=\"\" width=\"600\" height=\"395\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/08\/3-50.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2018\/08\/3-50-300x198.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/strong><\/p>\n<p>(A-D)\u5728<em>x-y<\/em>\u5e73\u9762\u4e0a\u7279\u5b9a\u80fd\u91cf\u7684\u5fae\u5206\u7535\u5bfc\u7ed8\u56fe\uff08\u78c1\u611f\u5e94\u5f3a\u5ea6\u4ece0\u4f9d\u6b21\u589e\u5927\u52304T\uff0c\u5176\u4e2d\u7279\u5b9a\u80fd\u91cf\u5747\u5bf9\u5e94\u4e8e\u56fe2\u4e2d\u89c2\u6d4b\u5230\u7684\u91cf\u5b50\u70b9\u80fd\u6001\uff09\uff0c\u968f\u7740\u78c1\u573a\u78c1\u611f\u5e94\u5f3a\u5ea6\u589e\u5927\uff0c\u56fe\u4e2d\u5706\u73af\u4e0d\u65ad\u53d8\u7a84\uff0c\u4e0e\u56fe1\u4e2d\uff08B\uff09\u5230\uff08E\uff09\u7684\u8f68\u9053\u6f02\u79fb\u76f8\u4e92\u5bf9\u5e94\u3002<\/p>\n<p><strong>\u56fe4<\/strong> <strong>\u7535\u5b50\u76f8\u4e92\u4f5c\u7528\u53ca\u5a5a\u793c\u86cb\u7cd5\u578b\u7ed3\u6784<\/strong><\/p>\n<p><strong>\u00a0<img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-151992\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/08\/4-47.jpg\" alt=\"\" width=\"600\" height=\"608\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2018\/08\/4-47.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2018\/08\/4-47-296x300.jpg 296w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/strong><\/p>\n<p>(A)\u4e0d\u540c\u78c1\u611f\u5e94\u5f3a\u5ea6\uff08\u5b9e\u7ebf\uff09\u4ee5\u53ca\u57fa\u4e8e\u56fe2\uff08A\uff09\uff08\u865a\u7ebf\uff09\u6240\u5bf9\u5e94\u7684\u6709\u6548\u52bf<\/p>\n<p>(B)\u7531\u7406\u8bba\u6a21\u578b\u8ba1\u7b97\u6240\u5f97\u7684\u8f7d\u6d41\u5b50\u5bc6\u5ea6\uff08\u78c1\u611f\u5e94\u5f3a\u5ea6\u4e3a4T,\u7070\u8272\u533a\u57df\u4e3a\u4e0d\u53ef\u538b\u7f29\u533a\u57df\uff0c\u865a\u7ebf\u4e3a\u53ef\u538b\u7f29\u6781\u9650\u4e2d\u7684\u7535\u8377\u5bc6\u5ea6\uff09<\/p>\n<p>(C)\u7531\u7406\u8bba\u6a21\u578b\u8ba1\u7b97\u6240\u5f97\u7684\u6717\u9053\u80fd\u7ea7\uff08\u78c1\u611f\u5e94\u5f3a\u5ea6\u4e3a4T,\u7070\u8272\u533a\u57df\u4e3a\u4e0d\u53ef\u538b\u7f29\u533a\u57df\uff09<\/p>\n<p>(D)\u6839\u636e\uff08A\uff09\u4e2d\u5c4f\u853d\u52bf\uff08screened potential\uff09\u8ba1\u7b97\u6240\u5f97\u7684\u5c40\u57df\u80fd\u6001\u5bc6\u5ea6\u7ed8\u56fe<\/p>\n<p>(E)\u5fae\u5206\u7535\u5bfc\u7ed8\u56fe\uff08\u6837\u54c1\u504f\u538b\u4e0e\u8ddd\u79bb\u7684\u5173\u7cfb\uff09\u5c55\u793a\u4e86\u91cf\u5b50\u70b9\u4e2d\u6717\u9053\u80fd\u7ea7\u7684\u5a5a\u793c\u86cb\u7cd5\u578b\u7ed3\u6784<\/p>\n<p>(F)\u5229\u7528\uff08A\uff09\u4e2d\u6570\u636e\u5bf9\u5c40\u57df\u80fd\u6001\u5bc6\u5ea6\u8fdb\u884c\u6a21\u62df\u5904\u7406<\/p>\n<p>(G)\uff08E\uff09\u4e2d\u504f\u538b6mV\u5904\u7ed8\u56fe\u7684<em>x-y<\/em>\u5207\u9762<\/p>\n<p>\u3010<strong>\u5c0f\u7ed3<\/strong>\u3011<\/p>\n<p>\u8be5\u9879\u7814\u7a76\u901a\u8fc7\u7ed3\u5408\u91cf\u5b50\u79d1\u5b66\u548c\u56fa\u4f53\u7269\u7406\uff0c\u5229\u7528\u78c1\u573a\u5c06\u77f3\u58a8\u70ef\u4e2d\u7684\u7535\u5b50\u7ea6\u675f\u6210\u4e00\u7cfb\u5217\u540c\u5fc3\u73af\uff0c\u626b\u63cf\u96a7\u9053\u663e\u5fae\u955c\u901a\u8fc7\u8bb0\u5f55\u8fd9\u4e9b\u7535\u5b50\u6d41\u52a8\u63ed\u793a\u4e86\u5448\u73b0\u5a5a\u793c\u86cb\u7cd5\u578b\u7535\u5b50\u80fd\u7ea7\u7ed3\u6784\uff0c\u4f7f\u5f97\u7814\u7a76\u4eba\u5458\u53ef\u4ee5\u4ece\u5b9e\u9a8c\u89d2\u5ea6\u8ba4\u77e5\u5230\u7ea6\u675f\u7a7a\u95f4\u5185\u7535\u5b50\u95f4\u7684\u76f8\u4e92\u4f5c\u7528\u3002\u8fd9\u4e9b\u6210\u679c\u4e0d\u4ec5\u4e3a\u7814\u7a76\u5f3a\u7ea6\u675f\u76f8\u5bf9\u8bba\u7269\u8d28\uff08strongly confined relativistic matter\uff09\u5960\u5b9a\u4e86\u57fa\u7840\uff0c\u8fd8\u5177\u6709\u63a8\u52a8\u91cf\u5b50\u8ba1\u7b97\u53d1\u5c55\u7684\u5e94\u7528\u524d\u666f\u3002<\/p>\n<p>\u6587\u732e\u94fe\u63a5\uff1a<a href=\"http:\/\/science.sciencemag.org\/content\/361\/6404\/789\/tab-figures-data\" target=\"_blank\" rel=\"noopener\">Interaction-driven quantum Hall wedding cake\u2013like structures in graphene quantum dots<\/a>\uff08Science, 2018, DOI: 10.1126\/science.aar2014\uff09<\/p>\n<p>\u672c\u6587\u7531\u6750\u6599\u4eba\u5b66\u672f\u7ec4NanoCJ\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u7f16\u8f91\u6574\u7406\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\u6b22\u8fce\u5927\u5bb6\u5230\u6750\u6599\u4eba\u5ba3\u4f20\u79d1\u6280\u6210\u679c\u5e76\u5bf9\u6587\u732e\u8fdb\u884c\u6df1\u5165\u89e3\u8bfb\uff0c<a href=\"mailto:\u6295\u7a3f\u90ae\u7bb1tougao@cailiaoren.com\" target=\"_blank\" rel=\"noopener\">\u6295\u7a3f\u90ae\u7bb1tougao@cailiaoren.com<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3010\u5f15\u8a00\u3011 \u91cf\u5b50-\u76f8\u5bf9\u8bba\u7269\u8d28\uff08quantum-relativistic matter\uff09\u662f\u81ea\u7136\u754c\u4e2d\u6781\u4e3a\u666e\u904d\u7684\u5b58\u5728\uff0c\u4e5f\u662f\u4f17\u6240\u5468\u77e5\u96be\u4ee5\u63a2\u6d4b\u7684\u7269\u8d28\u3002\u6839\u636e\u91cf\u5b50\u7406\u8bba\uff0c\u901a\u8fc7\u65bd\u52a0&#8230;<\/p>\n","protected":false},"author":1076,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[],"class_list":["post-151987","post","type-post","status-publish","format-standard","hentry","category-jiedu"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/151987"}],"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\/1076"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=151987"}],"version-history":[{"count":1,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/151987\/revisions"}],"predecessor-version":[{"id":151993,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/151987\/revisions\/151993"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=151987"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=151987"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=151987"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}