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\u6e05\u534e\u5927\u5b66\u4e8e\u6d66<\/strong>Nature Materials.<\/em><\/strong><\/em><\/strong>\uff1a\u53cc\u5c42\u9499\u949b\u77ff\u94b4\u6c27\u5316\u7269\u4e2d\u51e0\u4f55\u6548\u5e94\u9a71\u52a8\u7684\u6781\u6027\u53cd\u94c1\u78c1\u91d1\u5c5e\u6001<\/strong><\/strong><\/p>\n\n\n\n

\u4e00\u3001\u3010\u79d1\u5b66\u80cc\u666f\u3011<\/strong><\/strong><\/p>\n\n\n\n

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\u4e8c\u3001\u3010\u521b\u65b0\u6210\u679c\u3011<\/strong><\/p>\n\n\n\n

\u57fa\u4e8e\u4e0a\u8ff0\u6311\u6218\uff0c\u8fd1\u671f\u6e05\u534e\u5927\u5b66\u7269\u7406\u7cfb\u4e8e\u6d66\u6559\u6388\u56e2\u961f\u548c\u4e0a\u6d77\u7ebd\u7ea6\u5927\u5b66\u9648\u822a\u6656\u6559\u6388\u5408\u4f5c\uff0c\u5728\u53cc\u5c42Ruddlesden-Popper\u9499\u949b\u77ff Sr3<\/sub>Co2<\/sub>O7<\/sub> \u4e2d\u53d1\u73b0\u6781\u6027\u53cd\u94c1\u78c1\u91d1\u5c5e\u6001\u3002\u53cc\u5c42\u6c27\u5316\u7269A3<\/sub>B2<\/sub>O7<\/sub>\uff08\u56fe1a\uff0c\u5de6\uff09\u56e0\u5176\u4ee4\u4eba\u7740\u8ff7\u7684\u7269\u7406\u7279\u6027\u800c\u53d7\u5230\u5e7f\u6cdb\u5173\u6ce8\uff0c\u5305\u62ec\u5de8\u78c1\u963b\u3001\u94c1\u7535\u6027\u3001\u8d85\u5bfc\u6027\u7b49\u3002\u5728\u8fd9\u4e9b\u4ee4\u4eba\u7740\u8ff7\u7684\u6750\u6599\u4e2d\uff0cCa3<\/sub>Ru2<\/sub>O7<\/sub>\u4f5c\u4e3a\u4e00\u79cd\u6781\u6027\u53cd\u94c1\u78c1\u91d1\u5c5e\u8131\u9896\u800c\u51fa\uff08\u56fe1a\uff0c\u4e2d\uff09\uff0c\u5176\u4e2d\u901a\u8fc7\u516b\u9762\u4f53\u503e\u659c\u548c\u65cb\u8f6c\u7684\u7ec4\u5408\u63d0\u5347\u4e86\u53cd\u6f14\u5bf9\u79f0\u6027\uff0c\u5e76\u4e14\u78c1\u77e9\u5728\u53cc\u5c42\u5185\u4ee5\u94c1\u78c1\u65b9\u5f0f\u6392\u5217\uff0c\u5728\u53cc\u5c42\u4e4b\u95f4\u4ee5\u53cd\u94c1\u78c1\u65b9\u5f0f\u6392\u5217\u3002\u7136\u800c\u5728\u8be5\u7ed3\u6784\u4e2d\uff0c\u65f6\u95f4\u53cd\u8f6c\uff08T\uff09\u5bf9\u79f0\u6027\u88ab\u63d0\u5347\uff0cT\u4e0e\u534a\u6676\u683c\u5e38\u6570\u5e73\u79fb\uff08\u03c4\uff09\u7684\u7ec4\u5408\u5bf9\u79f0\u64cd\u4f5c\u53ef\u4ee5\u6062\u590d\u6676\u683c\u7ed3\u6784\u548c\u81ea\u65cb\u7ed3\u6784\u3002\u56e0\u6b64\uff0c\u7531\u4e8e\u514b\u83b1\u9ed8\u7b80\u5e76\u6027\u7684\u4fdd\u7559\uff0c\u9884\u8ba1\u4e0d\u4f1a\u51fa\u73b0\u53cd\u5e38\u970d\u5c14\u6548\u5e94\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u5728\u8fd9\u9879\u5de5\u4f5c\u4e2d\uff0c\u7814\u7a76\u4eba\u5458\u5c55\u793a\u4e86\u4e00\u79cd\u6253\u7834 Sr3<\/sub>Co2<\/sub>O7<\/sub> \u53cd\u6f14\u5bf9\u79f0\u6027\u7684\u65b0\u673a\u5236\uff0c\u5176\u4e2d\u76f8\u90bb CoO2<\/sub> \u5c42\u4e4b\u95f4\u7684\u7ed3\u6784\u4e0d\u5e73\u8861\u5bfc\u81f4\u5782\u76f4\u6781\u8f74\uff08\u56fe 1a\uff0c\u53f3\uff09\u3002\u6b64\u5916\uff0cSr3<\/sub>Co2<\/sub>O7<\/sub> \u8868\u73b0\u51fa\u53cd\u94c1\u78c1\u6027\u548c\u9762\u5185\u91d1\u5c5e\u6027\uff0c\u7ed3\u6784\u6781\u6027\u548c\u53cd\u94c1\u78c1\u81ea\u65cb\u6676\u683c\u8026\u5408\u4e4b\u95f4\u7684\u76f8\u4e92\u4f5c\u7528\u6253\u7834\u4e86\u514b\u83b1\u9ed8\u7b80\u5e76\u6027\uff0c\u5c3d\u7ba1\u5269\u4f59\u78c1\u5316\u5f3a\u5ea6\u51e0\u4e4e\u6d88\u5931\uff0c\u4f46\u4ecd\u4ea7\u751f\u4e86\u5f3a\u5927\u7684\u53cd\u5e38\u970d\u5c14\u6548\u5e94\u3002\u8fd9\u4e00\u53d1\u73b0\u901a\u8fc7\u6781\u6027\u3001\u53cd\u94c1\u78c1\u6027\u548c\u91d1\u5c5e\u6027\u4e4b\u95f4\u7684\u4e09\u91cd\u8026\u5408\u4e3a\u63a2\u7d22\u7269\u7406\u5b66\u65b0\u53d1\u73b0\u5f00\u8f9f\u4e86\u4e00\u6761\u4ee4\u4eba\u5174\u594b\u7684\u9014\u5f84\u3002<\/p>\n\n\n\n

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\u56fe1\u53cc\u5c42 Ruddlesden-Popper \u9499\u949b\u77ff Sr<\/strong>3<\/sub><\/strong><\/sub><\/strong>Co<\/strong>2<\/sub><\/strong><\/sub><\/strong>O<\/strong>7 <\/sub><\/strong><\/sub><\/strong>\u4e2d\u7684\u6781\u6027<\/strong>\u8868\u5f81<\/strong>\uff1b<\/strong>\u00a9 Springer Nature Limited 2025<\/strong><\/strong><\/p>\n\n\n

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\u56fe2 <\/strong>Sr<\/strong>3<\/sub><\/strong><\/sub><\/strong>Co<\/strong>2<\/sub><\/strong><\/sub><\/strong>O<\/strong>7<\/sub><\/strong><\/sub><\/strong>\u4e2d\u7684\u78c1\u6027\u548c\u91d1\u5c5e\u6001<\/strong>\uff1b<\/strong>\u00a9 Springer Nature Limited 2025<\/strong><\/strong><\/p>\n\n\n\n

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\u56fe<\/strong>3 <\/strong>Sr<\/strong>3<\/sub><\/strong><\/sub><\/strong>Co<\/strong>2<\/sub><\/strong><\/sub><\/strong>O<\/strong>7<\/sub><\/strong><\/sub><\/strong>\u7684\u7b2c\u4e00\u6027\u539f\u7406\u8ba1\u7b97\uff1b <\/strong>\u00a9 Springer Nature Limited 2025<\/strong><\/strong><\/p>\n\n\n\n

\u7814\u7a76\u8fdb\u4e00\u6b65\u63ed\u793a\uff0c\u76f8\u90bb\u4e9a\u5c42\u95f4\u94b4\u79bb\u5b50d\u8f68\u9053\u5f62\u6210\u7684\u5c42\u95f4\u5206\u5b50\u8f68\u9053\u5728\u8be5\u673a\u5236\u4e2d\u8d77\u5230\u5173\u952e\u4f5c\u7528\uff0c\u5e76\u76f4\u63a5\u5f71\u54cd\u4e86\u6750\u6599\u7684\u7535\u78c1\u7279\u6027\u3002\u7535\u5b66\u4e0e\u78c1\u5b66\u6d4b\u91cf\u8868\u660e\uff0cSr3<\/sub>Co2<\/sub>O7<\/sub>\u5728\u5168\u6e29\u533a\u4fdd\u6301\u7740\u826f\u597d\u7684\u91d1\u5c5e\u5bfc\u7535\u6027\uff0c\u540c\u65f6\u5177\u5907A\u578b\u53cd\u94c1\u78c1\u7ed3\u6784\uff0c\u5373\u5c42\u5185\u94b4\u78c1\u77e9\u5448\u5e73\u884c\u6392\u5217\uff0c\u800c\u5c42\u95f4\u5448\u53cd\u5e73\u884c\u6392\u5217\u3002\u8be5\u6750\u6599\u5728\u96f6\u78c1\u573a\u6761\u4ef6\u4e0b\u8fd8\u5c55\u73b0\u51fa\u663e\u8457\u7684\u53cd\u5e38\u970d\u5c14\u6548\u5e94\uff0c\u7814\u7a76\u4eba\u5458\u5c06\u5176\u5f52\u56e0\u4e3a\u7ed3\u6784\u6781\u6027\u4e0e\u53cd\u94c1\u78c1\u5e8f\u8026\u5408\u5bfc\u81f4\u7684\u5b87\u79f0-\u65f6\u95f4\u53cd\u6f14\u5bf9\u79f0\u6027\u7834\u7f3a\u3002\u5728\u6b64\u72b6\u6001\u4e0b\uff0c\u80fd\u5e26\u7684\u514b\u83b1\u9ed8\u7b80\u5e76\u6027\u88ab\u6253\u7834\uff0c\u7cfb\u7edf\u4ea7\u751f\u4e86\u4e0e\u5948\u5c14\u77e2\u91cf\u5173\u8054\u7684\u8d1d\u91cc\u66f2\u7387\uff0c\u4ece\u800c\u8bf1\u53d1\u53cd\u5e38\u970d\u5c14\u6548\u5e94\u3002\u6b64\u5916\uff0c\u57fa\u4e8e\u6781\u6027\u4e0e\u53cd\u94c1\u78c1\u5e8f\u4e4b\u95f4\u7684\u78c1\u7535\u8026\u5408\u6548\u5e94\uff0c\u8be5\u4f53\u7cfb\u5b9e\u73b0\u4e86\u53cd\u94c1\u78c1\u5948\u5c14\u77e2\u91cf\u7684\u78c1\u573a\u53ef\u9006\u7ffb\u8f6c\uff0c\u4e3a\u53cd\u94c1\u78c1\u6001\u7684\u64cd\u63a7\u63d0\u4f9b\u4e86\u6709\u6548\u9014\u5f84\u3002<\/p>\n\n\n

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\"\"<\/figure><\/div>\n\n\n

\u56fe<\/strong>4 <\/strong>Sr<\/strong>3<\/sub><\/strong><\/sub><\/strong>Co<\/strong>2<\/sub><\/strong><\/sub><\/strong>O<\/strong>7<\/sub><\/strong><\/sub><\/strong>\u4e2d\u7684<\/strong>\u53cd\u5e38\u970d\u5c14\u6548\u5e94<\/strong>\uff1b<\/strong>\u00a9 Springer Nature Limited 2025<\/strong><\/strong><\/p>\n\n\n\n

   \u8be5\u7814\u7a76\u5728Sr3<\/sub>Co2<\/sub>O7<\/sub>\u4f53\u7cfb\u4e2d\u9996\u6b21\u63ed\u793a\u4e86\u53cd\u94c1\u78c1\u6781\u5316\u91d1\u5c5e\u6001\u7684\u5b58\u5728\uff0c\u5e76\u89c2\u6d4b\u5230\u7531\u53cd\u94c1\u78c1\u6027\u4e0e\u7ed3\u6784\u6781\u6027\u8026\u5408\u6240\u8bf1\u5bfc\u7684\u53cd\u5e38\u970d\u5c14\u6548\u5e94\uff0c\u4e3a\u5173\u8054\u6c27\u5316\u7269\u7269\u6001\u7814\u7a76\u6709\u7740\u5b9d\u8d35\u8d21\u732e\u3002\u6587\u7ae0\u4ee5\u201cGeometry-driven polar antiferromagnetic metallicity in a double-layered perovskite cobaltate<\/strong>\u201d\u4e3a\u9898\u53d1\u8868\u5728\u56fd\u9645\u9876\u7ea7\u671f\u520aNature Materials<\/strong>\u4e0a\uff0c\u5f15\u8d77\u4e86\u76f8\u5173\u9886\u57df\u7814\u7a76\u4eba\u5458\u70ed\u8bae\u3002<\/p>\n\n\n

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\"\"<\/figure><\/div>\n\n\n

\u4e09\u3001\u3010\u79d1\u5b66\u542f\u8fea\u3011<\/strong><\/strong><\/p>\n\n\n\n

\u7efc\u4e0a\u6240\u8ff0\uff0c\u7814\u7a76\u4eba\u5458\u5728\u8fd9\u9879\u7814\u7a76\u4e2d\uff0c\u6210\u529f\u5408\u6210\u4e86\u53cc\u5c42 Ruddlesden-Popper \u9499\u949b\u77ff\u94b4\u9178\u76d0 Sr3<\/sub>Co2<\/sub>O7<\/sub>\uff0c\u5177\u6709\u4ea4\u7ec7\u7684\u6781\u6027\u3001\u53cd\u94c1\u78c1\u6027\u548c\u91d1\u5c5e\u6027\u3002\u6b64\u5916\uff0c\u6781\u6027\u548c\u53cd\u94c1\u78c1\u6027\u4e4b\u95f4\u7684\u76f8\u4e92\u4f5c\u7528\u4ea7\u751f\u53cd\u5e38\u970d\u5c14\u6548\u5e94\uff0c\u8fd9\u662f\u8be5\u53cd\u94c1\u78c1\u4f53\u4e2d\u7684\u5178\u578b\u94c1\u78c1\u884c\u4e3a\u3002\u8be5\u7814\u7a76\u56e2\u961f\u7684\u7814\u7a76\u7ed3\u679c\u4e0d\u4ec5\u5efa\u7acb\u4e86\u4e00\u5ea7\u8fde\u63a5\u6781\u6027\u91d1\u5c5e\u3001\u78c1\u8f93\u8fd0\u548c\u4ea4\u53d8\u78c1\u6027\u7b49\u7279\u6027\u7684\u6865\u6881\uff0c\u800c\u4e14\u8fd8\u63d0\u4f9b\u4e86\u4e00\u4e2a\u6709\u5e0c\u671b\u7684\u673a\u4f1a\uff0c\u901a\u8fc7\u91d1\u5c5e\u7cfb\u7edf\u4e2d\u7684\u7535\u78c1\u76f8\u4e92\u4f5c\u7528\uff0c\u901a\u8fc7\u53cd\u94c1\u78c1\u6027\u548c\u6781\u6027\u4e4b\u95f4\u7684\u8026\u5408\u6765\u5229\u7528\u76f8\u5173\u7684\u7535\u5b50\u6001\u3002\u8be5\u7814\u7a76\u63d0\u51fa\u7684\u57fa\u4e8e\u7ed3\u6784\u6781\u6027\u7684\u5b87\u79f0-\u65f6\u95f4\u5bf9\u79f0\u6027\u8c03\u63a7\u7b56\u7565\uff0c\u4e3a\u5728\u53cd\u94c1\u78c1\u4e2d\u5b9e\u73b0\u81ea\u65cb\u64cd\u63a7\u5f00\u8f9f\u4e86\u6709\u6548\u9014\u5f84\uff0c\u4ea6\u5bf9\u53d1\u5c55\u4e0b\u4e00\u4ee3\u81ea\u65cb\u7535\u5b50\u5b66\u5668\u4ef6\u5177\u6709\u91cd\u8981\u79d1\u5b66\u4ef7\u503c\u3002<\/p>\n\n\n\n

\u6587\u732e\u94fe\u63a5\uff1aGeometry-driven polar antiferromagnetic metallicity in a double-layered<\/strong> <\/strong>perovskite cobaltate\uff0c2<\/strong>025<\/strong>\uff0chttps:\/\/doi.org\/10.1038\/s41563-025-02392-7\uff09<\/strong><\/strong><\/p>\n\n\n\n

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