{"id":58935,"date":"2016-12-29T06:30:20","date_gmt":"2016-12-28T22:30:20","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=58935"},"modified":"2016-12-28T13:37:53","modified_gmt":"2016-12-28T05:37:53","slug":"adv-energy-mater-lipf6%e7%94%b5%e8%a7%a3%e6%b6%b2%e6%8f%90%e5%8d%87libs%e7%94%b5%e5%8c%96%e5%ad%a6%e6%80%a7%e8%83%bd","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=58935","title":{"rendered":"Adv. Energy Mater. LiPF6\u7535\u89e3\u6db2\u63d0\u5347LIBs\u7535\u5316\u5b66\u6027\u80fd"},"content":{"rendered":"

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

\u50a8\u80fd\u5668\u4ef6\u5bb9\u91cf\u7684\u63d0\u9ad8\u4e00\u76f4\u662f\u4eba\u4eec\u5173\u6ce8\u7684\u7126\u70b9\uff0c\u94b4\u9178\u9502\u7b49\u5546\u4e1a\u5316\u6b63\u6781\u6750\u6599\u6bd4\u5bb9\u91cf\u5728150mA h g-1<\/sup>,\u9762\u5bf9\u9ad8\u5bb9\u91cf\u7684\u9700\u6c42\u663e\u5f97\u6349\u895f\u89c1\u8098\u3002\u5728\u4f17\u591a\u5019\u9009\u6750\u6599\u4e2d\uff0c\u8fc7\u6e21\u65cf\u91d1\u5c5e\u6c1f\u5316\u7269\u51ed\u501f\u591a\u7535\u5b50\u53cd\u5e94\u673a\u7406\uff0c\u6bd4\u5bb9\u91cf\u8fbe\u5230500mA h g-1<\/sup>\uff0c\u4f46\u662f\u7535\u5bfc\u7387\u5f88\u5dee\uff0c\u6539\u8fdb\u540e\u7684\u91d1\u5c5e\u6c1f\u6c27\u5316\u7269\u6539\u5584\u4e86\u7535\u5bfc\u7387\uff0c\u5374\u5bf9\u9502\u79bb\u5b50\u4e0d\u4eb2\u548c\u3002\u56f4\u7ed5\u8fd9\u4e9b\u95ee\u9898\uff0c\u4e8c\u5143\u91d1\u5c5e\u6c27\u5316\u7269\u4f5c\u4e3a\u50a8\u9502\u6750\u6599\uff0cLiF \u63d0\u4f9bLi+<\/sup>\u5408\u6210\u7684\u6c27\u5316\u590d\u5408\u6b63\u6781\u6750\u6599\u6210\u4e3a\u7814\u7a76\u70ed\u70b9\u3002<\/p>\n

\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n

\u6765\u81ea\u6cd5\u5170\u897f\u5b66\u9662\u56fa\u4f53\u5316\u5b66\u548c\u80fd\u6e90\u9662\u7684Jean-Marie Tarascon\u6559\u6388<\/span>\u548c\u9999\u6e2f\u79d1\u6280\u5927\u5b66\u9648\u56fd\u534e\u6559\u6388<\/span>\u8bfe\u9898\u7ec4\u5728ADVANCE ENERGY MATERIALS\u4e0a\u53d1\u8868\u4e86\u540d\u4e3aTriggering the In Situ Electrochemical Formation of High Capacity Cathode Material from MnO\u7684\u6587\u7ae0\uff0c\u5c55\u793a\u4e86\u4ed6\u4eec\u5728\u7814\u7a76MnO-LiF\u590d\u5408\u7269\u6b63\u6781\u6750\u6599\u4e0a\u7684\u6700\u65b0\u8fdb\u5c55\u3002\u4f7f\u7528MnO-LiF\u590d\u5408\u7269\u6b63\u6781\u6750\u6599\u83b7\u5f97\u8d85\u8fc7200mA h g-1<\/sup>\u7684\u6bd4\u5bb9\u91cf\uff0c\u6c27\u5316\u7535\u538b\u8d85\u8fc74.5 V\u3002\u901a\u8fc7MnO-LiF\u548cMnO \u4e24\u79cd\u6b63\u6781\u6750\u6599\u7684\u5bf9\u6bd4\u53d1\u73b0\uff0c\u76f8\u6bd4\u5bcc\u9502\u7535\u6781\uff0cMnO \u6b63\u6781\u6750\u6599\u7684\u6bd4\u5bb9\u91cf\u8d85\u8fc7 \u00a0 \u00a0 \u00a0300mA h g-1<\/sup>\uff0c\u5e76\u7ed9\u51fa\u4e86LiPF6<\/sub>\u7535\u89e3\u6db2\u63d0\u4f9b\u6c1f\u539f\u5b50\u4f18\u5316\u4e86MnO\u7684\u89e3\u91ca\u3002<\/p>\n

\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n

\u56fe1. \u6052\u7535\u6d41\u5faa\u73af\u6761\u4ef6\u4e0bMnO-1.5LiF \u548c MnO\u5206\u522b\u5728LiPF6<\/sub>\u7535\u89e3\u6db2\u4e2d\u7535\u5316\u5b66\u6027\u80fd\u6d4b\u8bd5\u56fe<\/strong><\/p>\n

<\/p>\n

(a)MnO-1.5LiF\u590d\u5408\u7269\u5728LiPF6<\/sub>\u7535\u89e3\u6db2\u4e2d\u7535\u5316\u5b66\u6027\u80fd\u6d4b\u8bd5\u56fe<\/p>\n

(b)MnO\u5728LiPF6<\/sub>\u7535\u89e3\u6db2\u4e2d\u7535\u5316\u5b66\u6027\u80fd\u6d4b\u8bd5\u56fe<\/p>\n

(c)\u4e24\u79cd\u6b63\u6781\u6750\u6599\u5faa\u73af\u6d4b\u8bd5\u5bf9\u6bd4\u56fe<\/p>\n

\u56fe2.MnO-xLiF\u590d\u5408\u7269\u5206\u522b\u5728LiPF6<\/sub>\u548cLiClO4<\/sub>\u7535\u89e3\u6db2\u4e2d\u7684\u5faa\u73af\u6027\u80fd\u6d4b\u8bd5<\/strong><\/p>\n

<\/p>\n

(a)\u7535\u89e3\u6db2\u4e3aLiPF6 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0<\/sub>(b)\u7535\u89e3\u6db2\u4e3aLiClO4<\/sub><\/p>\n

\u56fe3.MnO\u5728\u4e0d\u540c\u7535\u89e3\u6db2\u4e2d\u7684\u5faa\u73af\u6027\u80fd\u6d4b\u8bd5\u56fe<\/strong><\/p>\n

<\/p>\n

\u7535\u89e3\u6db2\u5206\u522b\u4e3aLiBF6 \u00a0\u00a0<\/sub>LiPF6 \u00a0<\/sub>LiTFSI \u00a0\u00a0LiClO4<\/sub><\/p>\n

\u56fe4.\u7535\u89e3\u6db2\u4e2d\u6c1f\u542b\u91cf\u7684\u64cd\u4f5c\u65b9\u6cd5<\/strong><\/p>\n

<\/p>\n

(a)MnO \u5728LiPF6<\/sub>\u7535\u89e3\u6db2\u4e2d\u6dfb\u52a01 wt% Mg(TFSI)2<\/sub>\u7814\u7a76F–<\/sup>\u7684\u5f71\u54cd\uff0c\u7ed3\u679c\u8868\u660e\u7535\u89e3\u6db2\u4e2d\u7684F–<\/sup>\u4e0eMnO\u7535\u6781\u7684\u7535\u5316\u5b66\u6d3b\u6027\u8054\u7cfb\u7d27\u5bc6<\/p>\n

(b)MnO\/LiPF6<\/sub>\/Li\u7535\u6c60\u7535\u538b\u9010\u6e10\u5347\u9ad8\u52304.8V\uff0c\u5e76\u4fdd\u630172\u5c0f\u65f6\uff0c\u83b7\u5f97\u6301\u7eed\u7684\u53ef\u9006\u5bb9\u91cf\u4e3a188mA h g-1<\/sup><\/p>\n

(c)MnO\/LiPF6<\/sub>\/Li\u7535\u6c60\u4ee5C\/15\u5c0f\u7535\u6d41\u5145\u7535\uff0c\u968f\u7740\u7535\u89e3\u8d28\u5206\u89e3\uff0c\u5e73\u53f0\u57284.5V\u65f6\u51fa\u73b0\u51fa\u73b0<\/span><\/p>\n

(d)\u4e24\u6761\u5faa\u73af\u66f2\u7ebf\u572890mA h g-1<\/sup>\u65f6\u51e0\u4e4e\u91cd\u5408<\/p>\n

\u56fe5.\u524d\u4e24\u6b21\u5faa\u73af\u5bf9\u5e94\u6c14\u4f53\u6d53\u5ea6\u68c0\u6d4b<\/strong><\/p>\n

<\/p>\n

MnO\u5728LiPF6<\/sub>\u7535\u89e3\u6db2\u4e2d\u8fdb\u884c\u539f\u4f4d\u5728\u7ebf\u7535\u5316\u5b66\u8d28\u8c31\u68c0\u6d4b\uff08OEMS\uff09\uff0c\u524d\u4e24\u6b21\u5faa\u73af\u5bf9\u5e94\u6325\u53d1\u6027\u7269\u8d28\u6d53\u5ea6\uff0cm\/z= 85, 2, 44\u5206\u522b\u5bf9\u5e94 POF3<\/sub>, H2<\/sub>\u548cCO2<\/sub>\uff0c\u5b83\u4eec\u4ea7\u751f\u53cd\u5e94\u65b9\u7a0b\u5f0f\u5bf9\u5e94\u5982\u4e0b\uff1a<\/p>\n

1.LiPF6<\/sub>\u00a0\u00a0\u2194 \u00a0LiF+ PF5<\/sub><\/p>\n

2.HRCO3<\/sub>\u00a0\u2192 + RO+CO2<\/sub>\u00a0+ H+<\/sup>\u00a0+ e\u2212<\/sup><\/p>\n

3.PF5<\/sub>\u00a0+ ROH \u2192 POF3<\/sub>+HF +RF<\/p>\n

4.2ROH + 2e\u2212<\/sup>\u2192H2<\/sub>+2RO\u2212<\/sup><\/p>\n

\u3010\u5c0f\u7ed3\u3011<\/p>\n

\u672c\u8bfe\u9898\u5c0f\u7ec4\u901a\u8fc7\u5b9e\u9a8c\u8bc1\u660e\u4e86\u6b63\u6781\u6750\u6599MnO\u4f1a\u901a\u8fc7\u7535\u5316\u5b66\u9a71\u52a8\u5206\u6563\u4e0eLiPF6<\/sub>\u7535\u89e3\u6db2\u53d1\u751f\u53cd\u5e94\uff0c\u5e2e\u52a9\u7535\u6781\u5bb9\u91cf\u8fbe\u5230300mA h g-1<\/sup>\uff0c\u5faa\u73af\u6027\u80fd\u65b9\u9762\uff0c\u5728C\/5\u7535\u6d41\u5bc6\u5ea6\u4e0b\u5faa\u73af\u6570\u6b21\u540e\u4ecd\u7136\u80fd\u4fdd\u5b5875%\u7684\u80fd\u91cf\u5bc6\u5ea6\u3002\u4ee5\u5f80\u88ab\u8ba4\u4e3a\u5bf9\u7535\u6c60\u6709\u5bb3\u7684LiPF6<\/sub>\uff0c\u901a\u8fc7\u6211\u4eec\u539f\u4f4d\u8bbe\u8ba1\u4f7f\u5176\u6709\u76ca\u4e8e\u80fd\u91cf\u5bc6\u5ea6\u7684\u63d0\u9ad8\u3002\u4f46\u662f\u6839\u636e\u76ee\u524d\u7684\u53d1\u73b0\u8fd8\u4e0d\u80fd\u9884\u6d4b\u5b83\u7684\u524d\u666f\uff0c\u5176\u5185\u90e8\u673a\u7406\u8fd8\u6709\u5f85\u8fdb\u4e00\u6b65\u63a2\u7d22\u3002<\/p>\n

 <\/p>\n

\u539f\u6587\u94fe\u63a5\uff1a<\/strong>Triggering the In Situ Electrochemical Formation of High\u00a0Capacity Cathode Material from MnO<\/a>\uff08Adv. Energy Mater.,2017,DOI: 10.1002\/aenm.201602200\uff09<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u65b0\u80fd\u6e90\u5b66\u672f\u7ec4 YueZhou \u4f9b\u7a3f\u3002\u70b9\u8fd9\u91cc\u52a0\u5165\u6750\u6599\u4eba\u7684\u5927\u5bb6\u5ead<\/a>\u3002\u53c2\u4e0e\u65b0\u80fd\u6e90\u8bdd\u9898\u8ba8\u8bba\u8bf7\u52a0\u5165\u201c\u6750\u6599\u4eba\u65b0\u80fd\u6e90\u6750\u6599\u4ea4\u6d41\u7fa4 422065952\u201d\uff0c\u6b22\u8fce\u5173\u6ce8\u5fae\u4fe1\u516c\u4f17\u53f7\uff0c\u5fae\u4fe1\u641c\u7d22\u201c\u65b0\u80fd\u6e90\u524d\u7ebf\u201d\u6216\u626b\u7801\u5173\u6ce8\u3002<\/p>\n

\u6750\u6599\u6d4b\u8bd5\uff0c\u6570\u636e\u5206\u6790\uff0c\u4e0a\u6d4b\u8bd5\u8c37<\/a>\uff01<\/strong><\/p>\n

\"\"<\/p>\n","protected":false},"excerpt":{"rendered":"

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