{"id":264546,"date":"2025-01-18T08:06:07","date_gmt":"2025-01-18T00:06:07","guid":{"rendered":"\/\/m.iemloyee.com\/?p=264546"},"modified":"2025-01-17T23:08:05","modified_gmt":"2025-01-17T15:08:05","slug":"%e9%93%81%e7%94%b5%e6%8b%93%e6%89%91%e6%9c%89%e5%ba%8f%e6%80%81%e7%a0%94%e7%a9%b6%e5%8f%96%e5%be%97%e9%87%8d%e8%a6%81%e8%bf%9b%e5%b1%95","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=264546","title":{"rendered":"\u94c1\u7535\u62d3\u6251\u6709\u5e8f\u6001\u7814\u7a76\u53d6\u5f97\u91cd\u8981\u8fdb\u5c55"},"content":{"rendered":"<p>\u94c1\u7535\u62d3\u6251\u7ed3\u6784\u5728\u975e\u6613\u5931\u6027\u548c\u8d85\u9ad8\u5bc6\u5ea6\u4fe1\u606f\u5b58\u50a8\u7b49\u65b9\u9762\u5177\u6709\u91cd\u8981\u7684\u5e94\u7528\u4ef7\u503c\u3002\u7136\u800c\uff0c\u9ad8\u5bc6\u5ea6\u7684\u5b58\u50a8\u5e94\u7528\u5fc5\u7136\u4f9d\u8d56\u4e8e\u5927\u8303\u56f4\u94c1\u7535\u62d3\u6251\u7574\u7684\u6709\u5e8f\u5316\u5206\u5e03\u3002\u8fd1\u671f\uff0c\u677e\u5c71\u6e56\u6750\u6599\u5b9e\u9a8c\u5ba4\u5927\u6e7e\u533a\u663e\u5fae\u79d1\u5b66\u4e0e\u6280\u672f\u7814\u7a76\u4e2d\u5fc3\u9a6c\u79c0\u826f\u7814\u7a76\u56e2\u961f\u53d1\u73b0\u6781\u6027\u65af\u683c\u660e\u5b50\u8d85\u6676\u4f53\uff0c\u5e76\u5728\u5b9e\u9a8c\u4e0a\u8bc1\u5b9e\u591a\u6ce2\u77e2\u76f8\u4e92\u8026\u5408\u8fdb\u800c\u7a33\u5b9a\u6781\u6027\u65af\u683c\u660e\u5b50\u8d85\u6676\u4f53\u7684\u7269\u7406\u6a21\u578b\u30022025\u5e741\u670816\u65e5\uff0c\u76f8\u5173\u7814\u7a76\u7ed3\u679c\u4ee5\u201cDipolar wavevector interference induces a polar skyrmion lattice in strained BiFeO<sub>3<\/sub>\u00a0films\u201d\u4e3a\u9898\uff0c\u5728\u7ebf\u53d1\u8868\u5728\u300a\u81ea\u7136-\u7eb3\u7c73\u79d1\u6280\u300b(Nature Nanotechnology)\u671f\u520a\u4e0a\u3002<\/p>\n<p>\u8fd9\u4e00\u53d1\u73b0\u662f\u7ee7\u901a\u91cf\u5168\u95ed\u5408(Science, 2015)\u3001\u53cc\u76f8\u6da1\u65cb(ACS Nano, 2018)\u3001\u534a\u5b50(Nature Materials, 2020)\u3001\u7535\u5076\u6781\u5316\u6ce2(Science Advances, 2021)\uff0c\u5e03\u6d1b\u8d6b\u70b9(Nature Communications, 2024)\u4e4b\u540e\uff0c\u8be5\u7814\u7a76\u56e2\u961f\u5728\u6709\u5173\u94c1\u7535\u62d3\u6251\u7574\u7ed3\u6784\u65b9\u9762\u7684\u53c8\u4e00\u9879\u91cd\u8981\u8fdb\u5c55\u3002<\/p>\n<p>\u81ea\u94c1\u7535\u62d3\u6251\u7ed3\u6784\u76f8\u7ee7\u901a\u8fc7\u5b9e\u9a8c\u53d1\u73b0\u4ee5\u6765\uff0c\u57fa\u4e8e\u5916\u573a\u4f5c\u7528\u4e0b\u7684\u539f\u4f4d\u7535\u5b50\u663e\u5fae\u5b66\u65b9\u6cd5\u8bc1\u5b9e\u4e86\u62d3\u6251\u7ed3\u6784\u53ca\u5176\u7ed3\u6784\u6f14\u5316\u7684\u53ef\u63a7\u6027\uff0c\u5f3a\u5316\u4e86\u5176\u4f5c\u4e3a\u5b58\u50a8\u529f\u80fd\u5355\u5143\u7684\u53ef\u884c\u6027\u3002\u7136\u800c\uff0c\u7a33\u5b9a\u3001\u9ad8\u5bc6\u5ea6\u7684\u5b58\u50a8\u5e94\u7528\u5fc5\u7136\u4f9d\u8d56\u4e8e\u5927\u8303\u56f4\u94c1\u7535\u62d3\u6251\u7574\u7684\u6709\u5e8f\u5316\u5b9a\u5411\u5206\u5e03\uff0c\u5176\u5f62\u6210\u524d\u63d0\u662f\u94c1\u7535\u4f53\u7cfb\u5185\u5f15\u5165\u5468\u671f\u6027\u7684\u5e94\u53d8\u3001\u7535\u573a\u5206\u5e03\u53ca\u6cbf\u6709\u5e8f\u5316\u65b9\u5411\u7684\u534f\u540c\u8026\u5408\uff0c\u8fd9\u5c31\u9700\u8981\u901a\u8fc7\u5de7\u5999\u7684\u5b9e\u9a8c\u8bbe\u8ba1\u4f7f\u94c1\u7535\u4f53\u5728\u7279\u5b9a\u8fb9\u754c\u6761\u4ef6\u4e0b\u5b9e\u73b0\u5404\u79cd\u80fd\u91cf\u6001\u7684\u5e73\u8861\u3002\u4ee5\u5f80\u7814\u7a76\u4e2d\u591a\u6570\u57fa\u4e8e\u8d85\u6676\u683c\/\u591a\u5c42\u819c\u4e2d\u590d\u6742\u754c\u9762\u6548\u5e94\u8c03\u63a7\u51fa\u6781\u6027\u62d3\u6251\u7ed3\u6784\uff0c\u901a\u5e38\u4ee5\u5e73\u884c\u4e8e\u8584\u819c\u8868\u9762\u7684\u4e00\u7ef4\u6709\u5e8f\u6001\u5206\u5e03\u4e3a\u4e3b\u8981\u7279\u5f81\u3002\u8fd9\u7c7b\u4e00\u7ef4\u6709\u5e8f\u6001\u4f5c\u4e3a\u4fe1\u606f\u6280\u672f\u7684\u529f\u80fd\u5355\u5143\u5e94\u7528\u4e8e\u8d85\u9ad8\u5bc6\u5ea6\u5b58\u50a8\u96be\u5ea6\u8f83\u5927\u3002<\/p>\n<p>\u8be5\u7814\u7a76\u56e2\u961f\u901a\u8fc7\u539f\u5b50\u5c3a\u5ea6\u7684\u5916\u5ef6\u751f\u957f\uff0c\u5728LaAlO<sub>3<\/sub>\u886c\u5e95\u4e0a\u5236\u5907\u51fa\u6781\u5927\u538b\u5e94\u53d8\uff08-4.36%\uff09\u4e0b\u7684BiFeO<sub>3<\/sub>\u8d85\u8584\u8584\u819c\u3002\u50cf\u5dee\u6821\u6b63\u6761\u4ef6\u4e0b\u7684\u900f\u5c04\u7535\u5b50\u663e\u5fae\u5b66\u6210\u50cf\u4ee5\u53ca\u5728\u6b64\u57fa\u7840\u4e0a\u7684\u5b9a\u91cf\u5206\u6790\u53d1\u73b0BiFeO<sub>3<\/sub>\u8584\u819c\u4e2d\u5177\u6709\u4e00\u7ef4(1D)\u548c\u4e8c\u7ef4(2D)\u8d85\u7ed3\u6784\u8c03\u5236\u3002\u4e8c\u7ef4\u8c03\u5236\u7ed3\u6784\u4f34\u968f\u7740\u5468\u671f\u6027\u7684\u7535\u573a\u548c\u5e94\u53d8\u5206\u5e03\uff0c\u5e76\u7a33\u5b9a\u4e86\u7f51\u683c\u72b6\u5206\u5e03\u7684\u94c1\u7535\u65af\u683c\u660e\u5b50\u6676\u4f53\u3002\u8be5\u65af\u683c\u660e\u5b50\u6676\u4f53\u5728\u5012\u7a7a\u95f4\u8868\u73b0\u4e3a\u4e24\u4e2a\u5012\u6613\u65b9\u5411\u4e0a\u7684\u5468\u671f\u6027\u8d85\u884d\u5c04\u5cf0\uff0c\u56e0\u6b64\u53ef\u5f52\u7c7b\u4e3a\u53cc\u6ce2\u77e2(<strong><b>2<\/b><\/strong><strong><em><b><i>q<\/i><\/b><\/em><\/strong>)\u7684\u62d3\u6251\u6709\u5e8f\u6001\uff08\u56fe1\uff09\u3002\u53e6\u5916\uff0c\u4ee5\u5355\u6ce2\u77e2(<strong><b>1<\/b><\/strong><strong><em><b><i>q<\/i><\/b><\/em><\/strong>)\u4e3a\u7279\u5f81\u7684\u4e00\u7ef4\u62d3\u6251\u6709\u5e8f\u6001\u5b9e\u73b0\u4e86\u6da1\u65cb\u7ba1\u9635\u5217\u7684\u7a33\u5b9a\uff08\u56fe2\uff09\u3002<\/p>\n<p>\u94c1\u7535\u65af\u683c\u660e\u5b50\u6676\u4f53\u7684\u5f62\u6210\u53ef\u5f52\u56e0\u4e8e\u4e24\u4e2a\u76f8\u4e92\u5782\u76f4\u7684\u5355\u6ce2\u77e2(<strong><b>1<\/b><\/strong><strong><em><b><i>q<\/i><\/b><\/em><\/strong>)\u62d3\u6251\u6709\u5e8f\u6001\u76f8\u4ea4\u5e76\u4ea4\u4e92\u4f5c\u7528\uff0c\u5b83\u4eec\u5728\u76f8\u4ea4\u533a\u57df\u6676\u683c\u3001\u7535\u8377\u7684\u534f\u540c\u8026\u5408\u8fdb\u800c\u5f62\u6210\u53cc\u6ce2\u77e2(<strong><b>2<\/b><\/strong><strong><em><b><i>q<\/i><\/b><\/em><\/strong>)\u7684\u62d3\u6251\u6709\u5e8f\u6001\uff0c\u5373\u65af\u683c\u660e\u5b50\u6676\u4f53\uff08\u56fe3\uff09\u3002\u8be5\u5de5\u4f5c\u901a\u8fc7\u76f8\u573a\u6a21\u62df\u786e\u5b9a\u4e86\u7535\u5b66Dzyaloshinskii-Moriya\u76f8\u4e92\u4f5c\u7528\u5728\u94c1\u7535\u62d3\u6251\u6709\u5e8f\u6001\u5f62\u6210\u4e2d\u53d1\u6325\u7684\u51b3\u5b9a\u6027\u4f5c\u7528\uff08\u56fe4\uff09\uff0c\u5728\u5b9e\u9a8c\u4e0a\u8bc1\u5b9e\u4e86\u94c1\u78c1\u4f53\u7cfb\u4e2d\u5173\u4e8e\u5f62\u6210\u62d3\u6251\u6709\u5e8f\u6001\u7684\u7269\u7406\u6a21\u578b\u5728\u94c1\u7535\u4f53\u7cfb\u4e2d\u7684\u76f8\u4f3c\u6027\u3002<\/p>\n<p>\u8be5\u5de5\u4f5c\u8868\u660e\u5728\u94c1\u7535\u6750\u6599\u4e2d\uff0c\u62d3\u6251\u6709\u5e8f\u6001\u7684\u5468\u671f\u548c\u5bf9\u79f0\u6027\u80fd\u591f\u5f97\u5230\u6709\u6548\u7684\u8c03\u63a7\uff0c\u672a\u6765\u6709\u671b\u8fdb\u4e00\u6b65\u53d1\u73b0\u5404\u5411\u540c\u6027\u62d3\u6251\u6709\u5e8f\u3001\u5404\u5411\u5f02\u6027\u62d3\u6251\u6709\u5e8f\u7b49\u65b0\u578b\u591a\u91cd\u6ce2\u77e2\u62d3\u6251\u6001\u3002\u8fd9\u4e9b\u65b0\u578b\u62d3\u6251\u6001\u53ca\u5176\u4f34\u968f\u7684\u65b0\u5947\u7269\u7406\u7279\u6027\u5fc5\u7136\u4e3a\u65b0\u4e00\u4ee3\u94c1\u7535\u5b58\u50a8\u5e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href=\"https:\/\/doi.org\/10.1038\/s41565-024-01845-5\"><u>https:\/\/doi.org\/10.1038\/s41565-024-01845-5<\/u><\/a><\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-264547\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2025\/01\/\u56fe\u72471-10.png\" alt=\"\" width=\"997\" height=\"551\" srcset=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2025\/01\/\u56fe\u72471-10.png 997w, \/\/m.iemloyee.com\/wp-content\/uploads\/2025\/01\/\u56fe\u72471-10-300x166.png 300w, \/\/m.iemloyee.com\/wp-content\/uploads\/2025\/01\/\u56fe\u72471-10-768x424.png 768w\" sizes=\"(max-width: 997px) 100vw, 997px\" \/> \u00a0\u00a0<\/p>\n<p>\u56fe1 \u4e8c\u7ef4\u7ed3\u6784\u8c03\u5236\u7a33\u5b9a\u7684\u53cc\u6ce2\u77e2\u6781\u6027\u65af\u683c\u660e\u5b50\u6676\u4f53<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-264548\" src=\"\/\/m.iemloyee.com\/wp-content\/uploads\/2025\/01\/\u56fe\u72472-10.png\" alt=\"\" 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