{"id":259693,"date":"2024-04-26T08:20:49","date_gmt":"2024-04-26T00:20:49","guid":{"rendered":"\/\/m.iemloyee.com\/?p=259693"},"modified":"2024-04-26T08:20:49","modified_gmt":"2024-04-26T00:20:49","slug":"%e4%b8%8a%e6%b5%b7%e4%ba%a4%e9%80%9a%e5%a4%a7%e5%ad%a6%ef%bc%8c%e9%87%8d%e7%a3%85science%ef%bc%81","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=259693","title":{"rendered":"\u4e0a\u6d77\u4ea4\u901a\u5927\u5b66\uff0c\u91cd\u78c5Science\uff01"},"content":{"rendered":"<p>&nbsp;<\/p>\n<p><strong><b>\u3010\u5bfc\u8bfb\u3011<\/b><\/strong><\/p>\n<p>\u4f17\u6240\u5468\u77e5\uff0c\u4e8c\u7ef4\u5c42\u72b6\u6750\u6599\u7684\u6027\u80fd\u53d6\u51b3\u4e8e\u5c42\u7684\u5806\u53e0\u6392\u5217\uff0c\u591a\u5c42\u77f3\u58a8\u70ef\u5728\u7535\u8377\u4e2d\u6027\u70b9\uff08CNP\uff09\u9644\u8fd1\u8868\u73b0\u51fa\u80fd\u5e26\uff0c\u5176\u4e2d\u4f4e\u80fd\u5e26\u53ef\u4ee5\u7528\u80fd\u91cf-\u52a8\u91cf\u8272\u6563\u5173\u7cfb\u8fd1\u4f3c\u63cf\u8ff0\u00a0\uff0c\u5c55\u73b0\u51fa\u5177\u6709\u5f88\u5f3a\u7684\u5e93\u4ed1\u76f8\u4e92\u4f5c\u7528\u3002\u540c\u65f6\uff0c\u77f3\u58a8\u70ef\u4e2d\u7684\u4f4e\u80fd\u5e26\u4e3b\u8981\u4e0e\u52a8\u91cf\u7a7a\u95f4Berry\u66f2\u7387\u76f8\u5173\uff0c\u5e76\u8868\u73b0\u51fa\u591a\u79cd\u7b80\u5e76\u3002\u56e0\u6b64\uff0c\u83f1\u9762\u4f53\u5806\u53e0\u7684\u591a\u5c42\u77f3\u58a8\u70ef\u53ef\u4ee5\u627f\u8f7d\u591a\u79cd\u76f8\u4e92\u4f5c\u7528\u9a71\u52a8\u7684\u7834\u574f\u5bf9\u79f0\u72b6\u6001\u3002\u5b9e\u9645\u4e0a\uff0c\u6700\u8fd1\u5728\u516d\u65b9\u6c2e\u5316\u787c 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of a Chern insulator in crystalline ABCA-tetralayer graphene with spin-orbit coupling<\/strong>\u201d\u4e3a\u9898\u53d1\u8868\u5728<strong>Science<\/strong>\u4e0a\u3002<img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-259694\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2024\/04\/\u5c01\u9762.jpg\" alt=\"\" width=\"600\" height=\"251\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2024\/04\/\u5c01\u9762.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2024\/04\/\u5c01\u9762-300x126.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p><strong><b>\u3010\u6838\u5fc3\u521b\u65b0\u70b9\u3011<\/b><\/strong><\/p>\n<p>1.\u672c\u6587\u901a\u8fc7\u5f15\u5165\u6765\u81ea\u90bb\u8fd1\u7684WSe<sub>2<\/sub>\u5c42\u7684\u81ea\u65cb\u8f68\u9053\u8026\u5408\uff08SOC\uff09\uff0c\u62a5\u9053\u4e86\u7535\u8377\u8154ABCA-4LG\u7684\u94c1\u78c1\u6027\uff1b<\/p>\n<p>2.\u672c\u6587\u5c55\u793a\u4e86\u4e00\u4e2a\u57fa\u4e8e\u53ef\u8c03\u63a7\u53ef\u8c03\u63a7\u5c42\u53cd\u94c1\u78c1\u5b9e\u73b0Chern\u7edd\u7f18\u4f53\u72b6\u6001\u7684\u7cfb\u7edf\uff0c\u4e3a\u8fdb\u4e00\u6b65\u7684\u7814\u7a76\u63d0\u4f9b\u4e86\u4e00\u4e2a\u7075\u6d3b\u548c\u901a\u7528\u7684\u5e73\u53f0\uff0c\u8fd9\u79cd\u7b80\u5355\u7684\u7ed3\u6784\u4e5f\u4e3a\u7814\u7a76\u62d3\u6251\u76f8\u53d8\u548c\u6f5c\u5728\u5730\u63a2\u7d22\u62d3\u6251\u76f8\u5f00\u8f9f\u4e86\u9014\u5f84\u3002<\/p>\n<p><strong><b>\u3010\u6570\u636e\u6982\u89c8\u3011<\/b><\/strong><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-259695\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2024\/04\/\u56fe\u72471-1.jpg\" alt=\"\" width=\"600\" height=\"337\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2024\/04\/\u56fe\u72471-1.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2024\/04\/\u56fe\u72471-1-300x169.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p><strong><b>\u56fe<\/b><\/strong><strong><b>\u4e00<\/b><\/strong><strong><b>\u3001\u5e26\u6709\u5355\u5c42WSe<\/b><\/strong><strong><sub><b>2<\/b><\/sub><\/strong><strong><b>\u7684<\/b><\/strong><strong><b>ABCA-4LG<\/b><\/strong><strong><b>\u539f\u7406\u56fe\u548c\u4f20\u8f93\u8fc7\u7a0b<\/b><\/strong><strong><b>\u00a0<\/b><\/strong><strong><b>\u00a9 2024 AAAS<\/b><\/strong><strong><b><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-259696\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2024\/04\/\u56fe\u72472-1.jpg\" alt=\"\" width=\"600\" height=\"329\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2024\/04\/\u56fe\u72472-1.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2024\/04\/\u56fe\u72472-1-300x165.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/b><\/strong><\/p>\n<p><strong><b>\u56fe<\/b><\/strong><strong><b>\u4e8c\u3001\u5728D=-0.1V\/nm\u4e0b\u7684Chern\u7edd\u7f18\u4f53\u548c\u78c1\u573a\u7a33\u5b9a\u7684QAH\u6548\u5e94\u00a9 2024 AAAS<\/b><\/strong><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-259697\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2024\/04\/\u56fe\u72473-1.jpg\" alt=\"\" width=\"600\" height=\"600\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2024\/04\/\u56fe\u72473-1.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2024\/04\/\u56fe\u72473-1-150x150.jpg 150w, \/\/m.iemloyee.com\/wp-content\/uploads\/2024\/04\/\u56fe\u72473-1-300x300.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p><strong><b>\u56fe<\/b><\/strong><strong><b>\u4e09<\/b><\/strong><strong><b>\u3001ABCA-4LG\u4e2d\u5e26\u548c\u4e0d\u5e26SOC\u7684CNP<\/b><\/strong><strong><b>\u7684\u7834\u5bf9\u79f0\u7edd\u7f18\u6001\u00a9 2024 AAAS<\/b><\/strong><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-259698\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2024\/04\/\u56fe\u72474-1.jpg\" alt=\"\" width=\"600\" height=\"338\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2024\/04\/\u56fe\u72474-1.jpg 600w, \/\/m.iemloyee.com\/wp-content\/uploads\/2024\/04\/\u56fe\u72474-1-300x169.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/p>\n<p><strong><b>\u56fe<\/b><\/strong><strong><b>\u56db<\/b><\/strong><strong><b>\u3001\u78c1\u5e8f\u7684\u7535\u6c14\u5207\u6362<\/b><\/strong><strong><b>\u00a9 2024 AAAS<\/b><\/strong><\/p>\n<p><strong><b>\u3010\u6210\u679c\u542f\u793a\u3011<\/b><\/strong><\/p>\n<p>\u7efc\u4e0a\u6240\u8ff0\uff0c\u672c\u6587\u8ba8\u8bba\u4e86WSe<sub>2<\/sub>\u5728ABCA-4LG\u4e2d\u89c2\u5bdf\u5230\u7684Chern\u7edd\u7f18\u4f53\u7684\u5177\u4f53\u6027\u8d28\u3002\u9996\u5148\uff0c\u5176\u673a\u5236\u660e\u663e\u4e0d\u540c\u4e8e\u63ba\u6742\u6216\u56fa\u6709\u78c1\u6027\u62d3\u6251\u7edd\u7f18\u4f53\u548c\u4e8c\u7ef4\u83ab\u5c14\u8d85\u6676\u683c\u4e2d\u7684Chern\u7edd\u7f18\u4f53\u6001\uff0c\u65f6\u95f4\u53cd\u6f14\u5bf9\u79f0\u7834\u7f3a\u6765\u81ea\u4e8e\u6676\u4f53\u77f3\u58a8\u70ef\u56fa\u6709\u5e73\u5e26\u5185\u7684\u5f3a\u5e93\u4ed1\u76f8\u4e92\u4f5c\u7528\u3002\u5176\u6b21\uff0c\u7cfb\u7edf\u4e2d\u7684\u78c1\u6027\u6765\u6e90\u4e8e\u4e0d\u540c\u5c42\u7684K\u548cK\u2019\u8c37\uff0c\u800c\u4e0d\u540c\u4e8eMoire\u7cfb\u7edf\u3002\u7b2c\u4e09\uff0cABCA-4LG\/WSe<sub>2<\/sub>\u4e2d\u7684Chern\u7edd\u7f18\u4f53\u4f4d\u4e8e\u7535\u8377\u4e2d\u6027\u70b9\uff0c\u8fd9\u4e0e\u67d0\u4e9bMoire\u8d85\u6676\u683c\u586b\u5145\u5904\u7684Chern\u7edd\u7f18\u4f53\u4e0d\u540c\u3002\u56e0\u6b64\uff0cChern\u7edd\u7f18\u4f53\u7684\u5b9e\u73b0\u4e0d\u9700\u8981\u7cbe\u786e\u63a7\u5236\u626d\u8f6c\u89d2\u3002\u6700\u540e\uff0c4\u7684Chern\u6570\u4e0eABCA-4LG\u7684\u7ed5\u7ec4\u6570\u7cbe\u786e\u5339\u914d\uff0c\u8fd9\u610f\u5473\u7740\u901a\u8fc7\u7528SOC\u6539\u53d8\u8f83\u539a\u7684\u83f1\u5f62\u591a\u5c42\u77f3\u58a8\u70ef\u7684\u5c42\u6570\u80fd\u591f\u5f00\u53d1\u5177\u6709\u53ef\u63a7Chern\u6570\u7684Chern\u7edd\u7f18\u4f53\u3002<\/p>\n<p><strong>\u6587\u732e\u94fe\u63a5\uff1a\u201c<\/strong><a href=\"https:\/\/www.science.org\/doi\/10.1126\/science.adj8272\"><strong><u>Observation of a Chern insulator in crystalline ABCA-tetralayer graphene with spin-orbit coupling<\/u><\/strong><\/a><strong>\u201d<\/strong><strong>\uff08<\/strong><strong>Science<\/strong><strong><b>\uff0c<\/b><\/strong><strong>202<\/strong><strong>4<\/strong><strong>\uff0c10.1126\/science.adj8272<\/strong><strong>\uff09<\/strong><\/p>\n<p>\u672c\u6587\u7531\u6750\u6599\u4ebaCYM\u7f16\u8bd1\u4f9b\u7a3f\u3002<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; \u3010\u5bfc\u8bfb\u3011 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