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Mater. 26, 3649 (2014), Angew. Chem. Int. Ed. 54, 15222( 2015), Sci. Bull. 63, 1208 (2018)\uff0cPRL 124, 056002 (2020)\u7b49)\u3002\u8fd1\u51e0\u5e74\u8be5\u8bfe\u9898\u7ec4\u5c06\u626b\u63cf\u63a2\u9488\u6280\u672f\u7684\u7a33\u5b9a\u6027\u548c\u6d4b\u91cf\u7cbe\u5ea6\u8fdb\u4e00\u6b65\u63d0\u9ad8\uff0c\u7ed3\u5408\u7403\u5dee\u77eb\u6b63\u7535\u955c\u7684\u539f\u5b50\u5206\u8fa8\u80fd\u529b\uff0c\u5b9e\u73b0\u4e86\u5916\u573a\u8c03\u63a7\u4e0b\u539f\u5b50\u5206\u8fa8\u7684\u7269\u7406\u548c\u5316\u5b66\u52a8\u6001\u8fc7\u7a0b\u7684\u89c2\u6d4b\u8868\u5f81\u3002<\/p>\n<p><strong>\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n<p>\u6700\u8fd1\uff0c\u4e2d\u79d1\u9662\u7269\u7406\u6240\u767d\u96ea\u51ac\u7814\u7a76\u5458\u4e0e\u5317\u4eac\u5927\u5b66\u9ad8\u9e4f\u6559\u6388\u3001\u6e58\u6f6d\u5927\u5b66\u8c2d\u4e1b\u5175\u6559\u6388\u548c\u7f8e\u56fd\u5bbe\u5dde\u5dde\u7acb\u5927\u5b66\u9648\u9f99\u5e86\u6559\u6388\u7b49\u4eba\u5408\u4f5c\uff0c\u5728\u94c1\u7535\u6da1\u65cb\u7574\u529b\u5b66\u8c03\u63a7\u7814\u7a76\u65b9\u9762\u53d6\u5f97\u65b0\u8fdb\u5c55\uff0c\u4ed6\u4eec\u5229\u7528\u539f\u4f4d\u7403\u5dee\u77eb\u6b63\u7535\u955c\u5b9e\u65f6\u539f\u5b50\u6210\u50cf\u6280\u672f\u548c\u76f8\u573a\u6a21\u62df\u65b9\u6cd5\uff0c\u63ed\u793a\u4e86\u6da1\u65cb\u7574\u5728\u5916\u529b\u4f5c\u7528\u4e0b\u7684\u76f8\u8f6c\u53d8\u89c4\u5f8b\u3002\u8be5\u6210\u679c\u4ee5\u9898\u4e3a\u201cAtomic Imaging of Mechanically Induced Topological Transition of Ferroelectric Vortices\u201d\u53d1\u8868\u5728\u6742\u5fd7Nature Communications\u4e0a\u3002<\/p>\n<p>\u8be5\u5de5\u4f5c\u7814\u7a76\u4e86PbTiO<sub>3<\/sub>\/SrTiO<sub>3<\/sub>\u8d85\u6676\u683c\u4e2d\u94c1\u7535\u6da1\u65cb\u7574\u7684\u7ed3\u6784\u7279\u5f81\u53ca\u5176\u529b\u5b66\u8c03\u63a7\u8fc7\u7a0b\uff0c\u901a\u8fc7\u626b\u63cf\u63a2\u9488\u65bd\u52a0\u5c40\u90e8\u5e94\u529b\u64cd\u7eb5\u6da1\u65cb\u7574\uff0c\u53d1\u73b0\u6da1\u65cb\u7574\u5411\u9762\u5185<em>a<\/em>\u7574\u8f6c\u53d8\uff0c\u5e76\u5728\u5e94\u529b\u6d88\u9664\u540e\u81ea\u53d1\u6062\u590d\u3002\u5b9a\u91cf\u8868\u5f81\u6da1\u65cb\u7574\u8f6c\u53d8\u529b\u4ec5\u4e3a3 \u03bcN\uff0c\u5c0f\u4e8e\u4e00\u822c\u94c1\u7535\u7574\u8f6c\u53d8\u6240\u9700\u8981\u7684\u529b\uff0c\u76f8\u573a\u6a21\u62df\u7ed3\u679c\u4e0e\u5b9e\u9a8c\u8fc7\u7a0b\u543b\u5408\u3002\u7814\u7a76\u7ed3\u679c\u8fd8\u8868\u660e\uff0c\u6320\u66f2\u7535\u6548\u5e94\u4e0d\u662f\u6da1\u65cb\u7574\u8f6c\u53d8\u7684\u9a71\u52a8\u529b\uff0c\u800c\u662f\u4f7f\u8f6c\u53d8\u540e<em>a<\/em>\u7574\u53d6\u5411\u4e00\u81f4\u7684\u539f\u56e0\u3002<\/p>\n<p><strong>\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n<p>\u56fe1. 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