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Bruce<\/b><\/strong>\u6559\u6388\u8bfe\u9898\u7ec4<\/b><\/strong>\u901a\u8fc7\u5229\u7528\u5e26\u72b6\u6709\u5e8fNa<\/b><\/strong>0.6<\/b><\/sub><\/strong>[Li<\/b><\/strong>0.2<\/b><\/sub><\/strong>Mn<\/b><\/strong>0.8<\/b><\/sub><\/strong>]O<\/b><\/strong>2<\/b><\/sub><\/strong>\u4e2d\u88ab\u6291\u5236\u7684\u8fc7\u6e21\u91d1\u5c5e\u91cd\u6392\u6765\u6355\u83b7O<\/b><\/strong>2<\/b><\/sub><\/strong>-\u5728O<\/b><\/strong>2<\/b><\/sub><\/strong>\u5f62\u6210\u4e4b\u524d\u7684\u7535\u5b50\u7a7a\u7a74\u7684\u6027\u8d28<\/b><\/strong>\u3002\u7814\u7a76\u4eba\u5458\u53d1\u73b0\uff0c\u5728\u8fc7\u6e21\u91d1\u5c5e\u5c42\u4e2d\u5f62\u6210\u7684\u7535\u5b50\u7a7a\u7a74\u662f\u5728\u4e0e\u4e24\u4e2aMn(O-Mn2<\/sub>)\u914d\u4f4d\u7684\u6c27\u5316\u7269\u79bb\u5b50\u4e0a\u79bb\u57df\u7684\u3002\u8fdb\u4e00\u6b65\u5730\uff0c\u672c\u5de5\u4f5c\u8ffd\u8e2a\u8fd9\u4e9b\u79bb\u57df\u7684\u7a7a\u7a74\u6001\uff0c\u56e0\u4e3a\u5b83\u4eec\u5728\u4e00\u6bb5\u65f6\u95f4\u5185\u9010\u6e10\u4ee5\u6355\u83b7\u5206\u5b50O2\u7684\u5f62\u5f0f\u5728\u7ed3\u6784\u4e2d\u5c40\u57df\u3002\u5982\u679c\u8981\u5b9e\u73b0\u771f\u6b63\u53ef\u9006\u7684\u9ad8\u538bO-\u6c27\u5316\u8fd8\u539f\u6b63\u6781\uff0c\u786e\u5b9a\u6c27\u5316\u7269\u79bb\u5b50\u4e0a\u7a7a\u7a74\u6001\u7684\u6027\u8d28\u662f\u5f88\u91cd\u8981\u7684\u3002\u76f8\u5173\u8bba\u6587\u4ee5\u9898\u4e3a\uff1a\u201cDelocalized electron holes on oxygen in a battery cathode<\/i><\/em>\u201d\u53d1\u8868\u5728Nature Energy<\/i><\/em>\u4e0a\u3002<\/p>\n <\/p>\n [\u6838\u5fc3\u521b\u65b0\u70b9]<\/b><\/strong><\/p>\n \u00a0<\/b><\/strong><\/p>\n [\u6570\u636e\u6982\u89c8]<\/b><\/strong><\/p>\n <\/p>\n \u6c27\u8fd8\u539f\u6b63\u6781Na0.6<\/sub>[Li0.2<\/sub>Mn0.8<\/sub>]O2<\/sub>\u7684\u5236\u5907\u65b9\u6cd5\u540c\u4e0a\u3002Na0.6<\/sub>[Li0.2<\/sub>Mn0.8<\/sub>O2<\/sub>]\u662f\u7531P2\u5806\u79ef\u7684O2<\/sub>-\u79bb\u5b50(ABBA\u5806\u79ef,\u5176\u4e2dA\u548cB\u4ee3\u8868\u4e0d\u540c\u7684O2<\/sub>-\u5806\u79ef\u4f4d\u7f6e)\u5c42\u6784\u6210\u7684\u5c42\u72b6\u7ed3\u6784\uff0c\u5176\u4e2dLi\u548cMn\u5360\u636e\u4e00\u5bf9O2<\/sub>-\u5c42\u4e4b\u95f4\u7684\u516b\u9762\u4f53\u4f4d\u7f6e\uff0c\u5f62\u6210\u8fc7\u6e21\u91d1\u5c5e\u6c27\u5316\u7269(TMO2<\/sub>)\u7247\uff0c\u7531Na\u79bb\u5b50(\u56fe1a)\u5c42\u9694\u5f00\u3002Li\u548cMn\u79bb\u5b50\u5728\u6574\u4e2aTMO2<\/sub>\u5c42\u4e2d\u5448\u5e26\u72b6\u6392\u5217\u3002\u5728\u8fd9\u79cd\u6784\u578b\u4e2d\uff0c\u6c27\u5316\u7269\u79bb\u5b50\u4ee52\uff1a3\u7684\u6bd4\u4f8b\u7ed3\u5408\u5728TMO2<\/sub>\u7247\u5185\u7684\u4e24\u4e2aMn\u79bb\u5b50(\u548c\u4e00\u4e2aLi)\u4e0a\u3002\u56fe1b\u4e3aNa0.6<\/sub>[Li0.2<\/sub>Mn0.8<\/sub>]O2<\/sub>\u5728\u94a0\u79bb\u5b50\u7535\u6c60\u4e2d\u9996\u6b21\u5faa\u73af\u7684\u7535\u5316\u5b66\u8d1f\u8f7d\u66f2\u7ebf\u3002Na\u5728\u5145\u7535\u65f6\u88ab\u53bb\u9664\uff0c\u653e\u7535\u65f6\u91cd\u65b0\u5d4c\u5165\u3002\u9996\u6b21\u5145\u7535\u65f6\u89c2\u5bdf\u5230\u7684\u9ad8\u538b\u5e73\u53f0\u5927\u591a\u5728\u540e\u7eed\u653e\u7535\u65f6\u8fd4\u56de\u3002\u8de8\u8d8a\u8fd9\u4e2a\u5e73\u53f0\uff0c\u5e26\u7535\u7ed3\u6784\u4ee5\u727a\u7272\u539f\u59cb\u6750\u6599\u4e3a\u4ee3\u4ef7\u4f5c\u4e3a\u7b2c\u4e8c\u76f8\u5f62\u6838\u5e76\u957f\u5927\u3002\u672c\u5de5\u4f5c\u4e4b\u524d\u7684\u7814\u7a76\u8868\u660e\uff0c\u8fd9\u79cd\u5e26\u7535\u76f8\u4fdd\u7559\u4e86\u5e26\u72b6\u6709\u5e8f\u7ed3\u6784\uff0c\u4f46Li\u79bb\u5b50\u4eceMn\u5c42\u7f6e\u6362\u5230\u76f8\u90bb\u7684\u5c42\u95f4\u3002TMO2<\/sub>\u5c42\u677f\u6ed1\u79fb\u5f62\u6210O2<\/sub>\u5806\u79ef\uff0cLi+<\/sup>\u88ab\u5bb9\u7eb3\u5728\u5c42\u677f\u95f4\u7684\u516b\u9762\u4f53\u4f4d\u7f6e\uff0c\u5728TM\u5c42\u4e2d\u7559\u4e0b\u5e26\u72b6\u6709\u5e8f\u6392\u5217\u7684\u9633\u79bb\u5b50\u7a7a\u4f4d\u3002<\/p>\n \u7814\u7a76\u4e86Na0.6<\/sub>[Li0.2<\/sub>Mn0.8<\/sub>]O2<\/sub>\u7684\u7535\u5316\u5b66\u8d1f\u8f7d\u66f2\u7ebf\u968f\u65f6\u95f4\u7684\u53d8\u5316\uff0c\u53d1\u73b0\u653e\u7535\u8fc7\u7a0b\u53d1\u751f\u4e86\u53d8\u5316\u3002\u5982\u679c\u7535\u6c60\u5728\u5145\u7535\u7ed3\u675f\u65f6\u5904\u4e8e\u9759\u606f\u72b6\u6001\uff0c\u968f\u7740\u65f6\u95f4\u7684\u589e\u52a0\uff0c\u5728\u653e\u7535(\u56fe1c,d)\u65f6\uff0c\u5e73\u53f0\u7684\u957f\u5ea6\u9010\u6e10\u51cf\u5c0f\uff0c\u7535\u538b\u9010\u6e10\u964d\u4f4e\uff0c\u659c\u7387\u9010\u6e10\u589e\u5927\u3002\u8fd9\u4e9b\u89c2\u5bdf\u8868\u660e\uff0c\u5e26\u7535\u7269\u8d28\u7684\u7ed3\u6784\u6b63\u5728\u53d1\u751f\u4e0e\u65f6\u95f4\u76f8\u5173\u7684\u53d8\u5316\uff0c\u4f7f\u5f97Na\u5728\u968f\u540e\u7684\u653e\u7535\u8fc7\u7a0b\u4e2d\u91cd\u65b0\u63d2\u5165\u5230\u4e0d\u540c\u7684\u7ed3\u6784\u4e2d\u3002\u56e0\u6b64\uff0cNa0.6<\/sub>[Li0.2<\/sub>Mn0.8<\/sub>]O2<\/sub>\u63d0\u4f9b\u4e86\u4e00\u4e2a\u6355\u83b7\u548c\u68c0\u6d4b\u6c27\u5316O\u539f\u5b50\u7684\u673a\u4f1a\uff0c\u8be5\u539f\u5b50\u8d1f\u8d23\u53ef\u9006\u7684\u3001\u9ad8\u538b\u7684O\u6c27\u5316\u8fd8\u539f\uff0c\u5728O\u539f\u5b50\u51dd\u7ed3\u6210O2<\/sub>\u4e4b\u524d\u3002<\/p>\n \u56fe1. 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SQUID\u78c1\u529b\u4eea\u00a9 2023 Springer Nature Limited<\/p>\n \u56fe3. 17<\/sup>O\u6838\u78c1\u5171\u632f\u8c31\u548cDFT\u6a21\u62df\u7684\u7535\u5b50\u81ea\u65cb\u5bc6\u5ea6\u00a9 2023 Springer Nature Limited<\/p>\n \u56fe4. 17<\/sup>O\u6838\u78c1\u5171\u632f\u968f\u65f6\u95f4\u6f14\u5316\u00a9 2023 Springer Nature Limited<\/p>\n <\/p>\n <\/p>\n \u5bf9O\u7684K\u8fb9\u8fdb\u884c\u4e86\u5149\u8c31\u7814\u7a76\uff0c\u63a2\u7a76\u4e86\u9759\u7f6e\u4e00\u5929\u548c\u4e00\u4e2a\u6708\u540e\u5e26\u7535\u6750\u6599\u4e2dO\u7684\u7535\u5b50\u7ed3\u6784\u3002\u91c7\u7528\u9ad8\u5206\u8fa8\u5171\u632f\u975e\u5f39\u6027X\u5c04\u7ebf\u6563\u5c04(RIXS)\u548c\u8f6fX\u5c04\u7ebf\u6563\u5c04(XAS)\u5206\u522b\u6d4b\u91cf\u4e86\u586b\u5145\u548c\u7a7aO 2p<\/i><\/em>\u6001\u3002\u901a\u8fc7\u6536\u96c6\u6a2a\u8de8O K\u8fb9\u7f18\u7684\u4e00\u7cfb\u5217\u4e0d\u540c\u6fc0\u53d1\u80fd\u91cf(y\u8f74)\u4e0b\u7684\u53d1\u5c04\u5149\u8c31(x\u8f74)\u5f97\u5230O 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