{"id":223543,"date":"2021-06-22T06:23:39","date_gmt":"2021-06-21T22:23:39","guid":{"rendered":"\/\/m.iemloyee.com\/?p=223543"},"modified":"2021-06-21T21:23:51","modified_gmt":"2021-06-21T13:23:51","slug":"nat-commun-%ef%bc%9a%e4%b8%80%e7%a7%8d%e7%94%a8%e4%ba%8e%e8%b6%85%e7%a8%b3%e5%ae%9a%e5%a4%a7%e5%8a%9f%e7%8e%87%e9%92%99%e7%a6%bb%e5%ad%90%e5%85%85%e7%94%b5%e7%94%b5%e6%b1%a0%e7%9a%84%e6%96%b0","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=223543","title":{"rendered":"Nat. Commun.\uff1a\u4e00\u79cd\u7528\u4e8e\u8d85\u7a33\u5b9a\u5927\u529f\u7387\u9499\u79bb\u5b50\u5145\u7535\u7535\u6c60\u7684\u65b0\u578b\u9ad8\u538b\u9499\u63d2\u5c42\u5bbf\u4e3b"},"content":{"rendered":"

\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n

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\u8fd1\u65e5\uff0c\u5728\u97e9\u56fd\u9996\u5c14\u5927\u5b66<\/b><\/strong>Kisuk Kang<\/b><\/strong>\u6559\u6388<\/b><\/strong>\u56e2\u961f\u7b49\u4eba\u5e26\u9886\u4e0b\uff0c\u62a5\u544a\u4e86\u4e00\u79cd\u65b0\u7684\u63d2\u5c42\u5bbf\u4e3b\uff0c\u5b83\u5728\u9499\u7535\u6c60\u4e2d\u5448\u73b0\u51fa500\u6b21\u5faa\u73af\uff0c\u5bb9\u91cf\u4fdd\u6301\u7387\u4e3a90%\uff0c\u5e76\u5728~3.2V\uff08vs. Ca\/Ca2+<\/sup>\uff09\u4e0b\u5177\u6709\u663e\u8457\u7684\u529f\u7387\u5bb9\u91cf\u3002Na0.5<\/sub>VPO4.8<\/sub>F0.7<\/sub>\u6b63\u6781\u6750\u6599\u53ef\u4ee5\u53ef\u9006\u5730\u5bb9\u7eb3\u5927\u91cf\u7684Ca2+<\/sup>\u79bb\u5b50\uff0c\u5f62\u6210\u4e00\u7cfb\u5217\u7684Cax<\/sub>Na0.5<\/sub>VPO4.8<\/sub>F0.7<\/sub>\uff080 < x < 0.5\uff09\u76f8\uff0c\u800c\u6ca1\u6709\u4efb\u4f55\u660e\u663e\u7684\u7ed3\u6784\u9000\u5316\u3002\u575a\u56fa\u7684\u6846\u67b6\u80fd\u591f\u5b9e\u73b0\u8fc4\u4eca\u4e3a\u6b62\u62a5\u544a\u7684\u6700\u5c0f\u4f53\u79ef\u53d8\u5316\uff081.4%\uff09\u548c\u6700\u4f4e\u7684Ca2+<\/sup>\u6269\u6563\u5c4f\u969c\uff0c\u4e3a\u51fa\u8272\u7684\u5faa\u73af\u5bff\u547d\u548c\u529f\u7387\u5bb9\u91cf\u63d0\u4f9b\u4e86\u57fa\u7840\u3002\u8be5\u6210\u679c\u4ee5\u9898\u4e3a\u201cA new high-voltage calcium intercalation host for ultra-stable and high-power calcium rechargeable batteries\u201d<\/b><\/strong>\u53d1\u8868\u5728\u4e86Nat. Commun.<\/b><\/strong>\u4e0a\u3002<\/p>\n

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b\uff09\u5728\u7535\u6d41\u5bc6\u5ea6\u4e3aj = 25 mA g-1<\/sup>\u65f6\u5728-1\u548c1.5 V\u4e4b\u95f4\u7684\u524d\u5341\u6b21\u5145\u653e\u7535\u5faa\u73af\u66f2\u7ebf\u3002<\/p>\n

c\uff09\u7535\u6d41\u5bc6\u5ea6\u4ece10\u589e\u52a0\u5230500 mA g-1<\/sup>\u65f6\u7684\u9499\u63d2\u5165\u5bb9\u91cf\u3002<\/p>\n

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\u56fe<\/strong>3 <\/strong>\u5d4c<\/strong>\u9499\u548c\u8131\u9499\u540e\u8131\u94a0NVPF\u7684\u8be6\u7ec6\u7ed3\u6784\u548c\u5f62\u8c8c\u8868\u5f81<\/strong>\"\"<\/p>\n

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c\uff09\u539f\u59cb\u3001\u8131\u94a0\u3001\u5d4c\u9499\u548c\u8131\u9499NVPF\u5728MAS\u8f6c\u901f\u4e3a15 kHz\u65f6\u768423<\/sup>Na MAS NMR\u5149\u8c31\uff1b\u661f\u53f7\u4ee3\u8868\u65cb\u8f6c\u8fb9\u5e26\u3002\u5728\u539f\u59cbNVPF\u4e2d\u9492\u7684\u5e73\u5747\u4ef7\u6001\u88ab\u786e\u5b9a\u4e3a+3.8\uff0c\u8fd9\u4e0eV4+<\/sup>:V3+<\/sup>\u76844:1\u6bd4\u4f8b\u76f8\u5bf9\u5e94\uff0c\u8868\u660e\u5728\u539f\u59cbNVPF\u4e2dNa\u79bb\u5b50\u88abV4+<\/sup>\u5355\u5143\u5305\u56f4\uff0c\u8fd9\u4e0e\u4e4b\u524d\u7684\u62a5\u544a\u4e00\u81f4\u3002\u5728\u9492\u6c27\u5316\u8fc7\u7a0b\u4e2d\uff0c\u7531\u4e8e\u672a\u914d\u5bf9\u7535\u5b50\u6570\u91cf\u7684\u51cf\u5c11\uff0c\u5bfc\u81f423<\/sup>Na\u5171\u632f\u5cf0\u6574\u4f53\u8d1f\u79fb(~23.6 ppm)\u3002<\/p>\n

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\u6587\u732e\u94fe\u63a5<\/b><\/strong>\uff1aA new high-voltage calcium intercalation host for ultra-stable and high-power calcium rechargeable batteries<\/u><\/a>\uff08Nat. Commun.\uff0c2021\uff0cDOI\uff1a10.1038\/s41467-021-23703-x\uff09<\/p>\n

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