{"id":67626,"date":"2017-02-28T06:30:04","date_gmt":"2017-02-27T22:30:04","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=67626"},"modified":"2017-02-27T21:07:55","modified_gmt":"2017-02-27T13:07:55","slug":"%e5%ad%a6%e6%9c%af%e5%b9%b2%e8%b4%a7%e9%94%82%e7%a6%bb%e5%ad%90%e7%94%b5%e6%b1%a0%e9%ab%98%e9%95%8d%e4%b8%89%e5%85%83%e6%ad%a3%e6%9e%81%e6%9d%90%e6%96%99lini1-x-ycoxmnyo2%e7%a0%94%e7%a9%b6%e8%bf%9b","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=67626","title":{"rendered":"\u5b66\u672f\u5e72\u8d27|\u9502\u79bb\u5b50\u7535\u6c60\u9ad8\u954d\u4e09\u5143\u6b63\u6781\u6750\u6599(NCM)\u7814\u7a76\u8fdb\u5c55\u7b80\u4ecb"},"content":{"rendered":"

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

\u9ad8\u954d\u4e09\u5143\u9502\u79bb\u5b50\u7535\u6c60\u6b63\u6781\u6750\u6599 LiNi1\u2212x<\/em>\u2212y<\/em><\/sub>Cox<\/em><\/sub>Mny<\/em><\/sub>O2<\/sub>(NCM)\u51ed\u501f\u6bd4\u5bb9\u91cf\u9ad8\u3001\u6210\u672c\u8f83\u4f4e\u548c\u5b89\u5168\u6027\u4f18\u826f\u7b49\u4f18\u52bf\uff0c\u6210\u4e3a\u7814\u7a76\u7684\u70ed\u70b9\uff0c\u88ab\u8ba4\u4e3a\u662f\u6781\u5177\u5e94\u7528\u524d\u666f\u7684\u9502\u79bb\u5b50\u52a8\u529b\u7535\u6c60\u6b63\u6781\u6750\u6599\u3002\u5176\u6676\u4f53\u7535\u5b50\u7ed3\u6784\u7279\u5f81\u4ee5\u53ca\u954d\u542b\u91cf\u53d8\u5316\u5bf9\u3001\u5236\u5907\u65b9\u6cd5\u548c\u63ba\u6742\u548c\u5305\u8986\u6539\u6027\u5bf9\u9ad8\u954d NCM \u6750\u6599\u6027\u80fd\u6709\u91cd\u8981\u5f71\u54cd\uff0c\u5176\u672a\u6765\u7684\u5e94\u7528\u548c\u53d1\u5c55\u65b9\u5411\u4e5f\u5c06\u5728\u4e0b\u6587\u5f97\u4ee5\u9610\u8ff0\u3002<\/p>\n

\u3010\u6b63\u6587\u3011<\/strong><\/p>\n

\u5c42\u72b6\u7ed3\u6784 NCM\u4e2d\uff0c\u954d\u662f\u4e3b\u8981\u7684\u6c27\u5316\u8fd8\u539f\u53cd\u5e94\u5143\u7d20\uff0c\u56e0\u6b64\uff0c\u63d0\u9ad8\u954d\u542b\u91cf\u53ef\u4ee5\u6709\u6548\u63d0\u9ad8 NCM\u7684\u6bd4\u5bb9\u91cf\u9ad8\u954d\u542b\u91cf NCM \u6750\u6599(Ni \u7684\u6469\u5c14\u5206\u6570\u22650.6) \u5177\u6709\u9ad8\u6bd4\u5bb9\u91cf\u548c\u4f4e\u6210\u672c\u7684\u7279\u70b9\uff0c\u4f46\u4e5f\u5b58\u5728\u5bb9\u91cf\u4fdd\u6301\u7387\u4f4e\uff0c\u70ed\u7a33\u5b9a\u6027\u80fd\u5dee\u7b49\u7f3a\u9677\uff0c\u5982\u56fe 1 \u6240\u793a[1-2]<\/sup>\uff0c\u4f7f\u5176\u5546\u4e1a\u5316\u96be\u5ea6\u5927\u3002\u9ad8\u954d NCM\u6750\u6599\u7684\u6027\u80fd\u548c\u7ed3\u6784\u4e0e\u5236\u5907\u5de5\u827a\u7d27\u5bc6\u76f8\u5173\uff0c\u4e0d\u540c\u7684\u5236\u5907\u8fc7\u7a0b\u4e0e\u6761\u4ef6\u76f4\u63a5\u5f71\u54cd\u4ea7\u54c1\u7684\u6700\u7ec8\u7ed3\u6784\u548c\u6027\u80fd\u3002<\/p>\n

\u00a0<\/p>\n

\u56fe 1\u00a0 \u00a0Li[Nix<\/em><\/sub>Coy<\/em><\/sub>Mnz<\/sub>]O2<\/sub> (NCM\uff0cx<\/em>=1\/3, 0.5, 0.6, 0.7, 0.8, 0.85)\u7684\u653e\u7535\u5bb9\u91cf\u3001\u70ed\u7a33\u5b9a\u6027\u548c\u5bb9\u91cf\u4fdd\u6301\u7387\u5173\u7cfb\u56fe[2]<\/sup><\/p>\n

1.\u00a0\u9ad8\u954d\u4e09\u5143\u6c27\u5316\u7269\u7684\u7ed3\u6784<\/strong><\/p>\n

\u9ad8\u954d\u542b\u91cf\u954d\u94b4\u9530\u6c27\u5316\u7269\u5c42\u72b6\u6750\u6599(LiNi1\u2212x<\/em>\u2212y<\/em><\/sub>Cox<\/em><\/sub>Mny<\/em><\/sub>O2<\/sub>\uff0cNCM)\u7684\u7814\u7a76\uff0c\u6765\u6e90\u4e8e\u5bf9 LiNiO2<\/sub>\u3001LiCoO2<\/sub>\u3001LiMnO2<\/sub>\u7684\u63ba\u6742\u6539\u6027\u3002NCM\u5177\u6709\u548cLiCoO2<\/sub>\u7c7b\u4f3c\u7684\u03b1<\/em>-NaFeO2<\/sub>\u578b\u5c42\u72b6\u5ca9\u76d0\u7ed3\u6784\uff0c\u5c5e\u516d\u65b9\u6676\u7cfb\uff0c\u7a7a\u95f4\u70b9\u7fa4 R<\/em>3m<\/em>\u3002\u56fe 2\u6240\u793a\u4e3a NCM \u7684\u6676\u4f53\u7ed3\u6784[3]<\/sup>\u3002\u7531\u56fe 2a\u53ef\u89c1\uff0c\u6676\u683c\u4e2d Li\u4e3b\u8981\u5360\u636e 3a\u4f4d\u7f6e\uff0cO\u5219\u5360\u636e 6c\u4f4d\u7f6e\uff0c\u5f62\u6210 MO6\u516b\u9762\u4f53\u7ed3\u6784\uff0cNi\u3001Co\u3001Mn\u65e0\u5e8f\u5360\u636e3b\u4f4d\u7f6e[5\u20136]<\/sup>\uff0c\u6574\u4e2a\u6676\u4f53\u53ef\u4ee5\u770b\u4f5c\u7531[MO6<\/sub>]\u516b\u9762\u4f53\u5c42\u548c[LiO6<\/sub>]\u516b\u9762\u4f53\u5c42\u4ea4\u66ff\u5806\u579b\u800c\u6210[4]<\/sup>\uff0c\u975e\u5e38\u9002\u5408\u9502\u79bb\u5b50\u7684\u5d4c\u5165\u4e0e\u8131\u51fa\u3002Ni2+<\/sup>(0.069 nm) \u4e0e Li+<\/sup>(0.076 nm)\u7684\u534a\u5f84\u63a5\u8fd1\uff0cNi2+<\/sup>\u5f88\u5bb9\u6613\u8fdb\u5165\u95f4\u6676\u7247\u5360\u636e Li+<\/sup>\u7684 3a\u4f4d\u7f6e\uff0cLi+<\/sup>\u5219\u8fdb\u5165\u4e3b\u6676\u7247\u5360\u636e 3b\u4f4d\u7f6e\uff0c\u53d1\u751f\u9633\u79bb\u5b50\u6df7\u6392\u73b0\u8c61(\u5982\u56fe 2b)\uff0c\u5bfc\u81f4\u6676\u80de\u53c2\u6570 a<\/em>\u589e\u5927\uff0c(003)\u884d\u5c04\u5cf0\u7684\u5f3a\u5ea6\u5f31\u5316[7\u20138]<\/sup>\u3002\u5728 Li\u5c42\u7684 Ni2+<\/sup>\u534a\u5f84\u5c0f\u4e8e Li+<\/sup>\uff0c\u8fd9\u5c06\u964d\u4f4e\u95f4\u6676\u7247\u539a\u5ea6\uff0c\u5e76\u5728\u5145\u7535\u65f6\u6c27\u5316\u6210 Ni3+<\/sup>\u6216 Ni4+<\/sup>\uff0c\u9020\u6210\u95f4\u6676\u7247\u7a7a\u95f4\u7684\u5c40\u90e8\u584c\u9677\uff0c\u589e\u52a0\u653e\u7535\u8fc7\u7a0b\u4e2d Li+<\/sup>\u7684\u79bb\u5b50\u5d4c\u5165\u96be\u5ea6\uff0c\u964d\u4f4e\u6750\u6599\u53ef\u9006\u5bb9\u91cf\u3002\u800c Li+<\/sup>\u8fdb\u5165\u8fc7\u6e21\u91d1\u5c5e\u5c42\u5219\u4f1a\u6269\u5927\u4e3b\u6676\u7247\u539a\u5ea6\uff0c\u5e76\u96be\u4ee5\u8131\u5d4c\uff0c\u4f7f\u6750\u6599\u7535\u5316\u5b66\u6027\u80fd\u6076\u5316\u3002\u56e0\u6b64\uff0c\u95f4\u6676\u7247\u539a\u5ea6\u8d8a\u5c0f\uff0cLi+\u8d8a\u96be\u4ee5\u91cd\u65b0\u5d4c\u5165[9\u201312]<\/sup>\u3002\u79bb\u5b50\u6df7\u6392\u7a0b\u5ea6\u53ef\u7528 c<\/em>\/a <\/em>\u503c\u548c I<\/em>(003)<\/sub>\/I<\/em>(104)<\/sub>\u8868\u5f81\uff0c\u5f53c<\/em>\/a<\/em>>4.9\u4ee5\u53caI<\/em>(003)<\/sub>\/I<\/em>(104)<\/sub>>1.2\u65f6\uff0c\u6df7\u6392\u7a0b\u5ea6\u4f4e[13]<\/sup>\u3002\u53e6\u5916\uff0c(006)\/(102) \u6676\u9762\u548c(108)\/(110)\u6676\u9762\u4e24\u5bf9\u884d\u5c04\u5cf0\u7684\u5288\u88c2\u7a0b\u5ea6\uff0c\u53cd\u6620\u4e86\u6750\u6599\u5c42\u72b6\u7ed3\u6784\u7684\u5b8c\u6574\u6027\uff0c\u5bf9\u6750\u6599\u7684\u7535\u5316\u5b66\u6027\u80fd\u6709\u8f83\u5927\u7684\u5f71\u54cd[14]<\/sup>\uff1a\u4e24\u5bf9\u884d\u5c04\u5cf0\u7684\u5288\u88c2\u7a0b\u5ea6\u8d8a\u5927\uff0c\u03b1<\/em>-NaFeO2<\/sub> \u578b\u5c42\u72b6\u7ed3\u6784\u5c06\u8d8a\u5b8c\u6574\uff0c\u7535\u5316\u5b66\u6027\u80fd\u4e5f\u8d8a\u4f18\u826f\u3002\u56e0\u6b64\uff0c\u5728\u5236\u5907\u8fc7\u7a0b\u4e2d\uff0c\u4fdd\u6301\u5408\u9002\u7684 Li+<\/sup>\/Ni2+<\/sup>\u6bd4\u4f8b\uff0c\u5373\u4f4e\u7684\u6df7\u6392\u5ea6\u4ee5\u53ca\u5b8c\u6574\u7684\u5c42\u72b6\u7ed3\u6784\uff0c\u662f\u63d0\u9ad8\u9ad8\u954d NCM \u6750\u6599\u7535\u5316\u5b66\u6027\u80fd\u7684\u5173\u952e\u3002 \"\"<\/p>\n

\u56fe 2\u00a0 \u00a0\u03b1<\/em>-NaFeO2 \u7684\u6676\u4f53\u7ed3\u6784\u548c\u9633\u79bb\u5b50\u6392\u5217\u65b9\u5f0f\u793a\u610f\u56fe[3]<\/p>\n

Ni\u542b\u91cf\u4e0a\u5347\u80fd\u591f\u63d0\u9ad8\u6750\u6599\u5bb9\u91cf\u4f46\u4f1a\u964d\u4f4e\u5faa\u73af\u6027\u80fd\u548c\u7a33\u5b9a\u6027\uff0cCo\u542b\u91cf\u4e0a\u5347\u53ef\u4ee5\u6291\u5236\u76f8\u53d8 \u5e76\u63d0\u9ad8\u500d\u7387\u6027\u80fd\uff0cMn\u542b\u91cf\u4e0a\u5347\u6709\u5229\u4e8e\u63d0\u9ad8\u7ed3\u6784\u7a33\u5b9a\u6027\uff0c\u4f46\u4f1a\u964d\u4f4e\u5bb9\u91cf\u3002\u4e09\u79cd\u8fc7\u6e21\u91d1\u5c5e\u7684\u542b\u91cf\u51b3\u5b9a\u4e86\u6750\u6599\u7684\u5404\u9879\u6027\u80fd\uff0c\u9996\u6b21\u653e\u7535\u5bb9\u91cf\u3001\u5bb9\u91cf\u4fdd\u6301\u7387\u3001\u6bd4\u5bb9\u91cf\u548c\u70ed\u7a33\u5b9a\u6027\u7b49\u6027\u80fd\u65e0\u6cd5\u540c\u65f6\u8fbe\u5230\u6700\u4f18\uff0c\u9700\u8981\u53d6\u820d\uff0c\u4f01\u4e1a\u5728\u751f\u4ea7\u8fc7\u7a0b\u4e2d\u53ef\u4ee5\u9002\u5f53\u7684\u964d\u4f4eNi\u542b\u91cf\uff0c\u63d0\u9ad8Co\u3001Mn \u7684\u5360\u6bd4\uff0c\u4ee5\u589e\u5f3a\u5faa\u73af\u6027\u80fd\uff0c\u5ef6\u957f\u4ea7\u54c1\u5bff\u547d\u3002<\/p>\n

2 \u00a0\u5236\u5907\u65b9\u6cd5\u53ca\u6027\u80fd<\/strong><\/p>\n

\u5236\u5907\u65b9\u6cd5\u5bf9\u9ad8\u954dNCM \u5c42\u72b6\u6750\u6599\u7684\u5fae\u89c2\u7ed3\u6784\u548c\u7535\u5316\u5b66\u6027\u80fd\u6709\u7740\u8f83\u5927\u7684\u5f71\u54cd\u3002\u5e38\u89c1\u7684\u5236\u5907\u6cd5\u5305\u62ec\uff1a\u9ad8\u6e29\u56fa\u76f8\u6cd5\u3001\u5171\u6c89\u6dc0\u6cd5\u3001\u6eb6\u80f6\u2013\u51dd\u80f6\u6cd5\u3001\u55b7\u96fe\u5e72\u71e5\u6cd5\u548c\u71c3\u70e7\u6cd5\u7b49\u3002<\/p>\n

2.1 \u00a0\u9ad8\u6e29\u56fa\u76f8\u6cd5<\/strong><\/p>\n

\u9ad8\u6e29\u56fa\u76f8\u6cd5\u662f\u5c06\u9502\u6e90\u4e0e\u8fc7\u6e21\u91d1\u5c5e\u76d0\u6309\u5316\u5b66\u8ba1\u91cf\u6bd4\u76f4\u63a5\u6df7\u5408\u3001\u7403\u78e8\uff0c\u4e4b\u540e\u4e8e\u4f4e\u6e29\u4e0b\u9884\u70e7\u7ed3\uff0c\u7814\u78e8\u540e\u9ad8\u6e29\u7145\u70e7\u5f97\u5230\u7c89\u4f53\u4ea7\u7269\u3002\u6b64\u6cd5\u56e0\u5176\u64cd\u4f5c\u7b80\u5355\uff0c\u5236\u5907\u8fc7\u7a0b\u6613\u63a7\u5236\uff0c\u662f\u5de5\u4e1a\u4e0a\u5236\u5907\u6b63\u6781\u6750\u6599\u7684\u5e38\u7528\u65b9\u6cd5[15]<\/sup>\u3002\u4f46\u5176\u5b8c\u5168\u4f9d\u8d56\u673a\u68b0\u6df7\u5408\uff0c\u6613\u9020\u6210\u539f\u6599\u6df7\u5408\u4e0d\u5747\u5300\uff0c\u4e14\u6750\u6599\u7ed3\u6784\u548c\u9897\u7c92\u5927\u5c0f\u7b49\u5b58\u5728\u8f83\u5927\u5dee\u522b\uff0c\u5bfc\u81f4\u6750\u6599\u7684\u5bfc\u7535\u6027\u7b49\u7535\u5b66\u6027\u80fd\u8f83\u5dee\u3002Xiao\u7b49[16]<\/sup>\u91c7\u7528\u8fc7\u6e21\u91d1\u5c5e\u918b\u9178\u76d0\uff0c\u914d\u4ee5\u4e0d\u540c\u9502\uff0c\u914d\u4ee5\u4e0d\u540c\u9502\u6e90\uff0c\u5728\u591a\u79cd\u6761\u4ef6\u4e0b\u5236\u5907LiNi0.8<\/sub>Mn0.1<\/sub>Co0.1<\/sub>O2<\/sub> \u6b63\u6781\u6750\u6599\u3002\u7ed3\u679c\u8868\u660e\uff0c\u6240\u5f97 LiNi0.8<\/sub>Mn0.1<\/sub>Co0.1<\/sub>O2<\/sub> \u6837\u54c1\u7684\u5145\u653e\u7535\u6027\u80fd\u5dee\u522b\u663e\u8457\uff0c\u4ee5 LiOH\u00b7H2<\/sub>O \u6216 LiNO3<\/sub> \u4e3a\u9502\u6e90\u7684\u6837\u54c1\u6bd4\u5bb9\u91cf\u660e\u663e\u4f4e\u4e8e Li2<\/sub>CO3<\/sub> \u9502\u6e90\u7684\u6837\u54c1\u3002Li2<\/sub>CO3<\/sub> \u548c\u8fc7\u6e21\u91d1\u5c5e\u918b\u9178\u76d0\u7ecf 550 \u2103\u9884\u5904\u7406\u540e\u5728 800 \u2103\u70e7\u7ed3\u6240\u5f97\u6837\u54c1\uff0c\u7535\u5316\u5b66\u6027\u80fd\u6700\u4f73\uff0c0.2C\u500d\u7387\u4e0b\u524d 20\u6b21\u5faa\u73af\u5145\u653e\u7535\u6700\u9ad8\u5bb9\u91cf\u4e3a 200.8 mA\u00b7h\/g\uff0c\u5e73\u5747\u5bb9\u91cf\u4e3a188.1 mA\u00b7h\/g\u3002<\/p>\n

\u9ad8\u6e29\u56fa\u76f8\u6cd5\u5236\u5907NCM\u6750\u6599\u5de5\u827a\u8f83\u7b80\u5355\uff0c\u6613\u4e8e\u7814\u7a76\u5143\u7d20\u63ba\u6742\uff0c\u4f46\u96be\u4ee5\u63a7\u5236\u6750\u6599\u9897\u7c92\u7c92\u5f84\u548c\u8868\u9762\u5f62\u8c8c\uff0c\u56e0\u6b64\u5728\u7814\u7a76\u4e2d\u8f83\u5c11\u5e94\u7528\u3002<\/p>\n

2.2 \u5171\u6c89\u6dc0\u6cd5<\/strong><\/p>\n

\u6c89\u6dc0\u6cd5\u662f\u5411\u591a\u79cd\u9633\u79bb\u5b50\u7684\u6eb6\u6db2\u4e2d\u52a0\u5165\u6c89\u6dc0\u5242\u548c\u7edc\u5408\u5242\uff0c\u7ecf\u6c89\u6dc0\u53cd\u5e94\u540e\uff0c\u751f\u6210\u5404\u7ec4\u5206\u5747\u5300\u7684\u6c89\u6dc0\u3002\u901a\u8fc7\u63a7\u5236\u8f6c\u901f\u3001\u6e29\u5ea6\u548c pH \u503c\u53ca\u52a0\u6599\u901f\u7387\u7b49\u56e0\u7d20\uff0c\u53ef\u4ee5\u4f7fNi\u3001Co\u3001Mn\u5143\u7d20\u5728\u6676\u683c\u5185\u8fbe\u5230\u539f\u5b50\u7ea7\u7684\u6df7\u5408\uff0c\u6240\u5f97\u4ea7\u54c1\u9897\u7c92\u7ec6\u5c0f\u3001\u5f62\u8c8c\u89c4\u6574\u4e14\u5404\u5143\u7d20\u5206\u5e03\u5747\u5300[17]<\/sup>\u3002\u6b64\u6cd5\u64cd\u4f5c\u8fc7\u7a0b\u7b80\u5355\u548c\u53cd\u5e94\u7a33\u5b9a\u6027\u9ad8\uff0c\u88ab\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5236\u5907\u9ad8\u954d NCM\u6750\u6599\u3002Kim\u7b49[18]<\/sup>\u7814\u7a76\u4e86\u5171\u6c89\u6dc0\u6cd5\u5e38\u7528\u7684\u4e09\u79cd\u65e0\u673a\u76d0(\u785d\u9178\u76d0\u3001\u786b\u9178\u76d0\u3001\u918b\u9178\u76d0) \u5bf9LiNi0.6<\/sub>Co0.2<\/sub>Mn0.2<\/sub>O2<\/sub>\u7684\u5fae\u89c2\u7ed3\u6784\u548c\u7535\u5316\u5b66\u6027\u80fd\u7684\u5f71\u54cd \u3002XRD\u5206\u6790\u8868\u660e\uff0c\u786b\u9178\u76d0 \u5236\u5907\u7684LiNi0.6<\/sub>Co0.2<\/sub>Mn0.2<\/sub>O2<\/sub> \u6b63\u6781\u6750\u6599\u5728\u4e09\u8005\u4e2d\u6709\u7740\u6700\u5b8c\u6574\u7684\u5c42\u72b6\u7ed3\u6784\u3002\u786b\u9178\u76d0\u548c\u918b\u9178\u76d0\u7684\u4e8c\u6b21\u9897\u7c92\u662f\u7531\u7eb3\u7c73\u7ea7\u4e00\u6b21\u9897\u7c92\u7684\u56e2\u805a\u800c\u6210\uff0c\u5b58\u5728\u7a7a\u95f4\u901a\u9053\uff0c\u800c\u785d\u9178\u76d0\u5219\u4e0d\u5b58\u5728\u6b64\u901a\u9053\u3002<\/p>\n

\u7a7a\u95f4\u901a\u9053\u7684\u5b58\u5728\u80fd\u591f\u589e\u52a0\u6d3b\u6027\u6750\u6599\u4e0e\u7535\u89e3\u6db2\u63a5\u89e6\u7684\u9762\u79ef\uff0c\u5229\u4e8e Li+\u5728\u6d3b\u6027\u6750\u6599\u4e2d\u7684\u6269\u6563\u884c\u4e3a\uff0c\u800c\u826f\u597d\u7684\u5c42\u72b6\u7ed3\u6784\u80fd\u591f\u51cf\u5c11\u9633\u79bb\u5b50\u6df7\u6392\u73b0\u8c61\uff0c\u5ef6\u957f\u6b63\u6781\u6750\u6599\u5bff\u547d\u3002\u786b\u9178\u76d0\u5236\u5907\u7684 LiNi0.6<\/sub>Co0.2<\/sub>Mn0.2<\/sub>O2<\/sub> \u6750\u6599\u5728 6C\u4e0b\u5faa\u73af 100\u6b21\u540e\u7684\u5bb9\u91cf\u4fdd\u6301\u7387\u4e3a 83.2%\uff0c\u4e3a\u4e09\u79cd\u65e0\u673a\u76d0\u4e2d\u6700\u9ad8\uff0c\u662f\u6700\u6709\u4f18\u52bf\u7684\u5236\u5907\u65b9\u6848\u3002<\/p>\n

\u4e09\u5143\u5c42\u72b6\u6838\u58f3\u7ed3\u6784\u6750\u6599\u901a\u5e38\u91c7\u7528\u9ad8\u5bb9\u91cf\u7684\u9ad8\u954d\u6750\u6599\u4e3a\u6838\uff0c\u9ad8\u8131\u9502\u72b6\u6001\u4e0b\u5177\u6709\u7a33\u5b9a\u7ed3\u6784\u7684\u9530\u57fa\u6750\u6599\u4e3a\u58f3[19\u201321]<\/sup>\uff0c\u7136\u800c\u7531\u4e8e\u6838\u4e0e\u58f3\u7ed3\u6784\u5728\u5faa\u73af\u8fc7\u7a0b\u4e2d\u6536\u7f29\u7387\u4e0d\u4e00\u81f4\uff0c\u5bfc\u81f4\u6750\u6599\u5185\u90e8\u51fa\u73b0\u7f1d\u9699\uff0c\u8fd9\u5c06\u5f71\u54cdLi+<\/sup>\u6269\u6563\u3002\u5728\u6838\u58f3\u7ed3\u6784\u4e0a\u6539\u8fdb\u7684\u6d53\u5ea6\u68af\u5ea6\u6750\u6599\u514b\u670d\u4e86\u8fd9\u4e00\u7f3a\u70b9\u3002Liang\u7b49[22]<\/sup>\u91c7\u7528\u5171\u6c89\u6dc0\u6cd5\u5236\u5907\u51fa\u5168\u6d53\u5ea6\u68af\u5ea6LiNi0.6<\/sub>Co0.2<\/sub>Mn0.2<\/sub>O2<\/sub>\u6b63\u6781\u6750\u6599\u3002\u8be5\u5168\u6d53\u5ea6\u68af\u5ea6 LiNi0.6<\/sub>Co0.2<\/sub>Mn0.2<\/sub>O2<\/sub> \u6b63\u6781\u6750\u6599\u9996\u6b21\u653e\u7535\u6bd4\u5bb9\u91cf\u4e3a 202.8 mA\u00b7h\/g\uff0c\u5728 55 \u2103\u5faa\u73af 100 \u6b21\u540e\u5bb9\u91cf\u4fdd\u6301\u7387\u4e3a87.4%\uff0c10C\u500d\u7387\u653e\u7535\u5bb9\u91cf 148.5 mA\u00b7h\/g\u3002<\/p>\n

\u5171\u6c89\u6dc0\u6cd5\u901a\u8fc7\u63a7\u5236\u7ed3\u6676\uff0c\u80fd\u591f\u5f97\u5230\u9488\u5f62\u6216\u5757\u5f62\u4e00\u6b21\u9897\u7c92\u56e2\u805a\u6210\u7684\u7403\u5f62\u4e8c\u6b21\u9897\u7c92\uff0c\u5176\u9897\u7c92\u8868\u9762\u5149\u6ed1\u3001\u7c92\u5f84\u5206\u5e03\u5747\u4e00\u3001\u632f\u5b9e\u5bc6\u5ea6\u9ad8\uff0c\u800c\u4e14\u539f\u6599\u5728\u6676\u683c\u4e2d\u5206\u5e03\u5747\u5300\uff0c\u6750\u6599\u6742\u76f8\u8f83\u5c11\uff0c\u662f\u6700\u5408\u9002\u5de5\u4e1a\u751f\u4ea7\u7684\u4e00\u79cd\u65b9\u6cd5\u3002<\/p>\n

2.3<\/strong>\u00a0\u00a0\u6eb6\u80f6\u2013\u51dd\u80f6\u6cd5<\/strong><\/p>\n

\u6eb6\u80f6\u2013\u51dd\u80f6\u6cd5\u662f\u7528\u542b\u9ad8\u5316\u5b66\u6d3b\u6027\u7ec4\u5206\u7684\u5316\u5408\u7269\u4f5c\u524d\u9a71\u4f53\uff0c\u5728\u6db2\u76f8\u5c06\u8fd9\u4e9b\u539f\u6599\u5747\u5300\u6df7\u5408\u5e76\u8fdb\u884c\u6c34\u89e3\u3001\u7f29\u5408\u5316\u5b66\u53cd\u5e94\uff0c\u5f62\u6210\u7a33\u5b9a\u7684\u6eb6\u80f6\u4f53\u7cfb\uff1b\u6eb6\u80f6\u7ecf\u9648\u5316\uff0c\u80f6\u7c92\u95f4\u7f13\u6162\u805a\u5408\uff0c\u5f62\u6210\u4e09\u7ef4\u7a7a\u95f4\u7f51\u7edc\u7ed3\u6784\u7684\u51dd\u80f6\u3002\u6b64\u6cd5\u5316\u5b66\u8ba1\u91cf\u6bd4\u63a7\u5236\u7cbe\u786e\uff0c\u53ef\u4ee5\u8f83\u5747\u5300\u5b9a\u91cf\u5730\u63ba\u5165\u4e00\u4e9b\u5fae\u91cf\u5143\u7d20\u5b9e\u73b0\u5206\u5b50\u6c34\u5e73\u4e0a\u7684\u5747\u5300\u63ba\u6742\uff0c\u53cd\u5e94\u5bb9\u6613\u8fdb\u884c\uff0c\u6240\u9700\u6e29\u5ea6\u8f83\u4f4e\uff0c\u6240\u5236\u5907\u7684\u6750\u6599\u9897\u7c92\u5c3a\u5bf8\u63a5\u8fd1\uff0c\u4e14\u5f62\u8c8c\u4f18\u826f[23]<\/sup>\u3002Lu\u7b49[24]<\/sup>\u5206\u522b\u91c7\u7528\u6eb6\u80f6\u2013\u51dd\u80f6\u6cd5\u548c\u5171\u6c89\u6dc0\u5236\u5907 LiNi0.8<\/sub>Mn0.1<\/sub>Co0.1<\/sub>O2<\/sub> \u6b63\u6781\u6750\u6599\uff0c\u5e76\u7814\u7a76\u4e86\u4e24\u79cd\u65b9\u6cd5\u5bf9\u6750\u6599\u6027\u80fd\u7684\u5f71\u54cd\u3002\u7ed3\u679c\u53d1\u73b0\uff0c\u76f8\u6bd4\u4e8e\u5171\u6c89\u6dc0\u6cd5\uff0c\u6eb6\u80f6\u2013\u51dd\u80f6\u6cd5\u5236\u5907\u7684LiNi0.8<\/sub>Mn0.1<\/sub>Co0.1<\/sub>O2<\/sub> \u6b63\u6781\u6750\u6599\u9897\u7c92\u4e3a\u516d\u9762\u4f53\u7ed3\u6784\uff0c\u7c92\u5f84\u96c6\u4e2d\u5728500nm\u5de6\u53f3\uff0c\u5c42\u72b6\u7ed3\u6784\u660e\u663e\uff0c\u9633\u79bb\u5b50\u6df7\u6392\u5ea6\u548c\u9897\u7c92\u56e2\u805a\u5ea6\u4f4e\uff0c\u800c\u632f\u5b9e\u5bc6\u5ea6\u9ad8\u3002\u6eb6\u80f6\u2013\u51dd\u80f6\u6cd5\u5236\u5907\u7684LiNi0.8<\/sub>Mn0.1<\/sub>Co0.1<\/sub>O2<\/sub> \u6b63\u6781\u6750\u6599\u9996\u6b21\u653e\u7535\u6bd4\u5bb9\u91cf\u4e3a200.2 mA\u00b7h\/g\uff0c\u57280.5C\u5faa\u73af50\u6b21\u540e\u5bb9\u91cf\u4fdd\u6301\u7387\u4e3a 82.2%\u3002<\/p>\n

\u6eb6\u80f6\u2013\u51dd\u80f6\u6cd5\u5236\u5907\u7684\u6750\u6599\u9897\u7c92\u5c3a\u5bf8\u7ec6\u5c0f\uff0c\u4e0e\u7535\u89e3\u6db2\u63a5\u89e6\u7684\u754c\u9762\u5927\uff0c\u800c\u826f\u597d\u7684\u5c42\u72b6\u7ed3\u6784\u8ba9\u6750\u6599\u5bb9\u91cf\u8870\u51cf\u901f\u5ea6\u51cf\u6162\u3002\u76f8\u6bd4\u4e8e\u9ad8\u6e29\u56fa\u76f8\u6cd5\uff0c\u6eb6\u80f6\u2013\u51dd\u80f6\u6cd5\u5728\u539f\u6599\u6df7\u5408\u3001\u7ec6\u5316\u9897\u7c92\u7b49\u65b9\u9762\u6709\u7740\u660e\u663e\u4f18\u52bf\uff0c\u4f46\u5236\u5907\u8fc7\u7a0b\u8017\u65f6\u8f83\u957f\u4e14\u64cd\u4f5c\u590d\u6742\uff0c\u56e0\u6b64\u9650\u5236\u4e86\u8be5\u6cd5\u7684\u6269\u5927\u5316\u751f\u4ea7\u3002<\/p>\n

2.4 \u00a0\u55b7\u96fe\u5e72\u71e5\u6cd5<\/strong><\/p>\n

\u55b7\u96fe\u5e72\u71e5\u6cd5\u662f\u5229\u7528\u55b7\u96fe\u88c5\u7f6e\u5c06\u53cd\u5e94\u6db2\u96fe\u5316\u5e76\u5bfc\u5165\u53cd\u5e94\u5668\uff0c\u4f7f\u6eb6\u6db2\u8fc5\u901f\u6325\u53d1\u5e72\u71e5\uff0c\u53cd\u5e94\u7269\u53d1\u751f\u70ed\u5206 \u89e3\u53cd\u5e94\u3002\u8be5\u5de5\u827a\u64cd\u4f5c\u8fc7\u7a0b\u7b80\u5355\uff0c\u53ef\u4ee5\u5728\u77ed\u65f6\u95f4\u5185\u5236 \u5907\u5927\u91cf\u524d\u9a71\u4f53\uff0c\u4e14\u539f\u6599\u80fd\u591f\u5747\u5300\u6df7\u5408\u81f3\u539f\u5b50\u7ea7\uff0c\u9897 \u7c92\u5c3a\u5bf8\u4e00\u81f4\u6027\u9ad8\uff0c\u5f62\u8c8c\u89c4\u6574\uff0c\u662f\u4e00\u79cd\u9ad8\u6548\u7684\u5236\u5907\u65b9\u6cd5 [25]<\/sup> \u3002 Yue\u7b49 [26]<\/sup> \u91c7\u7528 \u6b64 \u6cd5\u5236\u5907 \u51fa\u4e9a \u5fae\u7c73 \u7ea7 LiNi0.6<\/sub>Co0.2<\/sub>Mn0.2<\/sub>O2<\/sub> \u6b63\u6781\u6750\u6599\uff0c\u5e76\u7814\u7a76\u4e86\u70e7\u7ed3\u6e29\u5ea6\u5bf9 \u6750\u6599\u6676\u4f53\u7ed3\u6784\u3001\u5f62\u6001\u548c\u7535\u5316\u5b66\u6027\u80fd\u7684\u5f71\u54cd\u3002\u7ed3\u679c\u8868\u660e\uff0c\u968f\u7740\u70e7\u7ed3\u6e29\u5ea6\u5347\u9ad8\uff0c\u6676\u80de\u53c2\u6570 a\u3001c \u548c\u6676\u80de\u4f53\u79ef \u90fd\u5c06\u589e\u5927\uff1b850 \u2103\u5236\u5907\u7684\u9897\u7c92\u662f\u7531\u7c92\u5f84\u4e3a 1 \u03bcm \u7684\u4e0d\u89c4\u5219\u4e00\u6b21\u9897\u7c92\u56e2\u805a\u800c\u6210\uff0c\u5176\u9633\u79bb\u5b50\u6df7\u6392\u7a0b\u5ea6\u4f4e\uff0c\u9996 \u6b21\u653e\u7535\u6bd4\u5bb9\u91cf\u4e3a 173.0 mA\u00b7h\/g\uff0c50 \u6b21\u5faa\u73af\u540e\u5bb9\u91cf\u4fdd \u6301\u7387\u4e3a 89%\uff0c\u4f18\u4e8e\u5176\u4ed6\u6e29\u5ea6\u5236\u5907\u7684\u6750\u6599\u3002<\/p>\n

\u55b7\u96fe\u5e72\u71e5\u6cd5\u5236\u5907\u8fc7\u7a0b\u7b80\u5355\uff0c\u6240\u5f97\u6750\u6599\u5f62\u8c8c\u6027\u80fd\u4f18\u826f\uff0c\u4f46\u4f7f\u7528\u5927\u91cf\u6709\u673a\u7269\u7edc\u5408\u5242\u662f\u8be5\u6cd5\u7684\u4e00\u5927\u7f3a\u9677\u3002<\/p>\n

2.5 \u00a0\u71c3\u70e7\u6cd5<\/strong><\/p>\n

\u71c3\u70e7\u6cd5\u662f\u5c06\u539f\u6599\u91d1\u5c5e\u76d0\u4e0e\u71c3\u6599\u6df7\u5408\uff0c\u5728\u4f4e\u6e29\u5f62\u6210 \u5e72\u51dd\u80f6\uff1b\u6b64\u540e\uff0c\u52a0\u70ed\u5e72\u51dd\u80f6\u81f3\u9ad8\u6e29\uff0c\u4f7f\u4f53\u7cfb\u53d1\u751f\u71c3\u70e7 \u653e\u70ed\u53cd\u5e94\uff0c\u5f97\u5230\u9897\u7c92\u6781\u7ec6\u7684\u524d\u9a71\u4f53\u7c89\u672b\uff0c\u6700\u540e\u9ad8\u6e29 \u7119\u70e7\u8be5\u7c89\u672b\uff0c\u5f97\u5230\u4ea7\u7269\u3002Ahn \u7b49[27]<\/sup>\u4ee5 LiCH3<\/sub>CO2\u00b72<\/sub>H2<\/sub>O\u3001Ni(CH3<\/sub>CO2<\/sub>)2<\/sub>\u00b74H2<\/sub>O\u3001NiNO3<\/sub>\u00b76H2<\/sub>O\u3001Mn(CH3<\/sub>CO2<\/sub>)2<\/sub>\u00b74H2<\/sub>O\u548c Co(CH3<\/sub>CO2<\/sub>)2<\/sub>\u00b74H2<\/sub>O\u4e3a\u539f\u6599\uff0c\u4e0e\u5c3f\u7d20\u6309\u4e00\u5b9a\u6bd4\u4f8b\u6df7\u5408\u6eb6\u89e3\uff0c\u5236\u5f97\u5e72\u51dd\u80f6\uff1b\u5e72\u51dd\u80f6\u52a0\u70ed\u71c3\u70e7\u751f\u6210\u524d\u9a71\u4f53\uff0c\u5e76\u5c06\u524d\u9a71\u4f53\u5728 700~1 000 \u2103\u4e0b\u70e7\u7ed3\u5f97\u5230\u6b63\u6781\u6750\u6599 LiNi0.6<\/sub>Co0.2<\/sub>Mn0.2<\/sub>O2<\/sub>\u3002\u626b\u63cf\u7535\u955c\u89c2\u5bdf\u53d1\u73b0\uff0c\u5927\u91cf\u7c92\u5f84\u4e3a 100 nm \u7684\u7403\u5f62\u9897\u7c92\u56e2\u805a\u6210\u4e8c\u6b21\u9897\u7c92\u3002800 \u2103\u5236\u5907\u7684\u6750\u6599 Ni3+<\/sup>\/(Ni2+<\/sup>+Ni3+<\/sup>)\u6bd4\u4f8b\u4e0e\u7406\u8bba\u503c\u63a5\u8fd1\uff0c\u5176\u9996\u6b21\u653e\u7535\u6bd4\u5bb9\u91cf\u4e3a170.1mA\u00b7h\/g\uff0c30\u6b21\u5faa\u73af\u540e\u5bb9\u91cf\u4fdd\u6301\u7387\u8fbe\u5230 98.2%\uff0c\u6027\u80fd\u4f18\u4e8e\u5176\u4ed6\u6e29\u5ea6\u6240\u5f97\u7684\u6750\u6599\u3002<\/p>\n

\u71c3\u70e7\u6cd5\u76f8\u8f83\u4e8e\u4f20\u7edf\u5236\u5907\u65b9\u6cd5\uff0c\u5177\u6709\u7b80\u5355\u3001\u5feb\u901f\u3001\u4ea7\u7387\u9ad8\u7684\u4f18\u52bf\uff0c\u4f46\u5176\u6240\u5f97\u6750\u6599\u7684\u7535\u5316\u5b66\u6027\u80fd\u4e0d\u5982\u5176\u4ed6\u65b9\u6cd5\uff0c\u5927\u89c4\u6a21\u5de5\u4e1a\u5316\u751f\u4ea7\u8fc7\u7a0b\u590d\u6742\u3002<\/p>\n

3 \u00a0\u6539\u6027\u65b9\u6cd5<\/strong><\/p>\n

\u9ad8\u954d NCM\u5c42\u72b6\u6750\u6599\u7684\u7eb3\u7c73\u7ea7\u4e00\u6b21\u9897\u7c92\u80fd\u591f\u6269\u5927\u53cd\u5e94\u754c\u9762\u5e76\u51cf\u77ed Li+\u7684\u6269\u6563\u8def\u5f84,\u63d0\u9ad8\u6750\u6599\u7684\u5bb9\u91cf\u548c\u500d\u7387\u6027\u80fd\uff0c\u4f46\u4e5f\u589e\u52a0\u4e86\u53d1\u751f\u526f\u53cd\u5e94\u7684\u98ce\u9669\u3002NCM\u5c42\u72b6\u6750\u6599\u4e0e\u7535\u89e3\u6db2\u53cd\u5e94\uff0c\u751f\u6210 SEI\u819c\uff0c\u589e\u5927\u8fb9\u754c\u963b\u6297\uff0c\u5bfc\u81f4\u5bb9\u91cf\u5feb\u901f\u8870\u51cf[28\u201330]<\/sup>\u3002\u53e6\u5916\uff0cNCM\u5c42\u72b6\u6750\u6599\u5728\u9ad8\u7535\u538b\u4e0b\u6df1\u5ea6\u5145\u7535\u65f6\uff0cLi\/O\u7a7a\u4f4d\u5c06\u5bfc\u81f4\u88ab\u6c27\u5316\u7684Ni3+<\/sup>\/4+<\/sup>\u79bb\u5b50\u53d8\u5f97\u4e0d\u7a33\u5b9a\uff0c\u9633\u79bb\u5b50\u53d1\u751f\u8fc1\u79fb\u5e76\u5728\u7535\u6781\u8868\u9762 \u5f62\u6210\u7531 \u5c16\u6676 \u77f3\u76f8\u548cNiO\u76f8\u7ec4\u6210\u7684\u8868\u9762\u91cd\u5efa \u5c42[31\u201332]<\/sup>\u3002\u8868\u9762\u91cd\u5efa\u5c42\u7684\u51fa\u73b0\u5c06\u589e\u5927 Li+<\/sup>\u7684\u6269\u6563\u52a8\u529b\u5b66\u963b\u529b\uff0c\u5bfc\u81f4\u5bb9\u91cf\u4e0b\u964d\u3002\u9ad8\u954d NCM \u5c42\u72b6\u6750\u6599\u8fd8\u5b58\u5728\u9ad8\u6e29\u6027\u80fd\u5dee\u548c\u632f\u5b9e\u5bc6\u5ea6\u4f4e\u7b49\u7f3a\u70b9\u5236\u7ea6\u7740\u6b64\u6750\u6599\u7684\u5546\u4e1a\u5316\u5e94\u7528\u63ba\u6742\u548c\u8868\u9762\u5305\u8986\u6539\u6027\u88ab\u8ba4\u4e3a\u662f\u6709\u6548\u51cf\u5c11\u526f\u53cd\u5e94\u3001\u63d0\u9ad8\u6750\u6599\u7535\u5316\u5b66\u6027\u80fd\u548c\u70ed\u7a33\u5b9a\u6027\u7684 2\u79cd\u624b\u6bb5\u3002<\/p>\n

3.1 \u63ba\u6742\u6539\u6027<\/strong><\/p>\n

\u5728\u5145\u653e\u7535\u8fc7\u7a0b\u4e2d\uff0c\u9ad8\u954d NCM \u5c42\u72b6\u6750\u6599\u7684\u5c42\u72b6\u7ed3\u6784\u6613\u53d1\u751f Janh\u2013Teller\u7578\u53d8\uff0c\u5bfc\u81f4\u5bb9\u91cf\u4e25\u91cd\u8870\u51cf\u3002\u63ba\u6742\u5176\u4ed6\u5143\u7d20\u53ef\u4ee5\u63d0\u9ad8\u6750\u6599\u7684\u5bfc\u7535\u6027\uff0c\u6291\u5236\u6781\u5316\uff0c\u4f7f\u6676\u683c\u65e0\u5e8f\u5316\u7a0b\u5ea6\u589e\u52a0\uff0c\u4ece\u800c\u63d0\u9ad8\u7ed3\u6784\u7a33\u5b9a\u6027\u3002\u6240\u63ba\u5143\u7d20\u5e94\u4e0d\u5b58\u5728 Janh\u2013Teller \u6548\u5e94\uff0c\u4e0e\u6c27\u7684\u4f5c\u7528\u529b\u8981\u5927\u4e8e\u8fc7\u6e21\u91d1\u5c5e[33]<\/sup>\u3002Delmas \u7b49[34\u201335]<\/sup>\u8ba4\u4e3a\uff0c\u63ba\u6742\u79bb\u5b50\u534a\u5f84\u63a5\u8fd1 Li+<\/sup>(0.076 nm)\u7684\u5143\u7d20\u53ef\u4ee5\u63d0\u9ad8 Ni \u7cfb\u6b63\u6781\u6750\u6599\u7a33\u5b9a\u6027(\u56fe 6)[31]<\/sup>\u3002\u5206\u5e03\u5728\u6676\u683c\u5185\u7684\u63ba\u6742\u5143\u7d20\u8d77\u5230\u652f\u6491\u67f1\u7684\u4f5c\u7528\uff0c\u964d\u4f4e\u4e86\u5faa\u73af\u8fc7\u7a0b\u4e2d\u6676\u683c\u4f53\u79ef\u7f29\u5c0f\u7684\u98ce\u9669\uff0c\u6bd4\u5982\u5e38\u89c1\u7684 Mg \u63ba\u6742\u3002Mg2+<\/sup>(\u79bb\u5b50\u534a\u5f84 0.072 nm)\u5728\u5145\u7535\u8fc7\u7a0b\u4e2d\u5c06\u8fdb\u5165 Li \u5c42\u53d6\u4ee3\u90e8\u5206 Li+<\/sup>\uff0c\u8d77\u5230\u963b\u6321 O2\u2013<\/sub>\u2013O2\u2013<\/sub>\u952e\u6392\u65a5\u3001\u652f\u6491\u6676\u683c\u7ed3\u6784\u548c\u9632\u6b62\u9502\u5c42\u574d\u584c\u7684\u4f5c\u7528\uff0c\u4f46\u662f\u8fc7\u91cf\u7684 Mg2+<\/sup>\u63ba\u6742\u5c06\u5bfc\u81f4\u4e0d\u53ef\u9006\u5bb9\u91cf\u7684\u589e\u52a0\u3002<\/p>\n

<\/p>\n

\u56fe 3 \u00a0 \u5177\u6709\u67f1\u72b6\u5916\u5c42\u7684 NCM \u5c42\u72b6\u6b63\u6781\u6750\u6599\u793a\u610f\u56fe[31]<\/p>\n

Yuan\u7b49[36]<\/sup> \u91c7\u7528\u5171\u6c89\u6dc0\u6cd5\u5236\u5907 LiNi0.8<\/sub>Mn0.1<\/sub>Co0.1<\/sub>O2<\/sub> \u6750\u6599\uff0c\u5e76\u7814\u7a76\u4e86Li\u3001Mg\u3001Al \u7b493 \u79cd\u5143\u7d20\u63ba\u6742\u5bf9\u6750\u6599\u6027\u80fd\u7684\u5f71\u54cd\u3002Mg \u548c Al \u7684\u63ba\u6742\u5f97LiNi0.8<\/sub>Mn0.1<\/sub>Co0.1<\/sub>O2<\/sub> \u6750\u6599\u6676 \u683c \u5e38\u6570\u51cf \u5c0f\uff0c I<\/em>(003)<\/sub>\/I<\/em>(104)<\/sub>\u589e\u5927\uff0c\u9633\u79bb\u5b50\u6df7\u6392\u5ea6\u964d\u4f4e\uff0c\u63d0\u9ad8\u4e86\u5c42\u72b6\u7ed3 \u6784\u7a33\u5b9a\u6027\uff1bLi \u63ba\u6742\u867d\u7136\u8ba9\u6676\u683c\u5e38\u6570\u589e\u5927\uff0c\u4f46\u5728\u5145\u7535\u8fc7\u7a0b\u4e2d\u591a\u4f59\u7684 Li \u4ecd\u7559\u5728\u5c42\u72b6\u7ed3\u6784\u4e2d\uff0c\u8d77\u5230\u7a33\u5b9a\u7ed3\u6784\u7684\u4f5c\u7528\u3002Woo \u7b49[37]<\/sup>\u4e3a\u6539\u5584 LiNi0.8<\/sub>Mn0.1<\/sub>Co0.1<\/sub>O2<\/sub>\u7684\u7a33\u5b9a\u6027\uff0c\u5c06 Al\u3001Mg \u534f\u540c\u63ba \u6742\uff0c\u5f97\u5230 Li(Ni0.8<\/sub>Co0.1<\/sub>Mn0.08<\/sub>Al0.01<\/sub>Mg0.01<\/sub>)O2<\/sub> \u6750\u6599\u3002Al3+<\/sup>\u7684\u52a0\u5165\u964d\u4f4e\u4e86\u9633\u79bb\u5b50\u6df7\u6392\u5ea6\uff0c\u800cMg2+<\/sup>\u5219\u8d77\u5230\u7a33 \u5b9a\u7ed3\u6784\uff0c \u63d0\u9ad8\u5faa\u73af\u6027\u80fd\u7684\u4f5c\u7528\u3002<\/p>\n

Li \u7b49[38]<\/sup>\u901a\u8fc7\u5feb\u901f\u5171\u6c89\u6dc0\u6cd5\u7ed3\u5408\u56fa\u76f8\u70e7\u7ed3\u6cd5\uff0c\u5236\u5907\u4e86\u5355\u76f8 LiNi0.79<\/sub>Mn0.1<\/sub>Co0.1<\/sub>Cr0.01<\/sub>O2<\/sub> \u6750\u6599\u3002Cr \u63ba\u6742\u5728\u964d\u4f4e\u4e86\u8868\u9762 Ni \u79bb\u5b50\u6d53\u5ea6\u7684 \u540c\u65f6\uff0c\u4e5f\u6291\u5236\u4e86\u9633\u79bb\u5b50\u6df7\u6392\u548c Janh\u2013Teller \u7578\u53d8\uff0c\u5faa\u73af 50 \u6b21\u540e\u5bb9\u91cf\u4fdd\u6301\u7387\u8fbe\u5230 89%\u3002<\/p>\n

Yue \u7b49[39]<\/sup>\u9996\u6b21\u62a5\u9053\u4e86\u4ee5 NH4<\/sub>F\u4e3a F\u6e90\uff0c\u4ee5 F\u2013\u79bb\u5b50\u66ff\u4ee3 O2\u2013<\/sup>\u79bb\u5b50\uff0c\u5236\u5907\u4e86LiNi0.6<\/sub>Co0.2<\/sub>Mn0.2<\/sub>O2\u2013z<\/em><\/sub>Fz <\/em><\/sub>(0\u2264z<\/em>\u22640.06)\u6b63\u6781\u6750\u6599\u3002\u7535\u5316\u5b66\u6d4b\u8bd5\u53d1\u73b0\uff0c\u63ba\u6742 F \u867d\u7136\u4f1a\u964d\u4f4e\u9996\u6b21\u653e\u7535\u5bb9\u91cf\uff0c\u4f46\u662f\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u500d\u7387\u6027\u80fd\u548c\u5faa\u73af\u6027\u80fd\uff0c90 \u2103\u9ad8\u6e29\u4e0b\u7684\u7535\u5316\u5b66\u6027\u80fd\u4e5f\u4f18\u4e8e\u672a\u63ba\u6742\u7684\u6750\u6599\uff1b\u4ea4\u6d41\u963b\u6297\u8c31\u5206\u6790\u8868\u660e\uff0cF\u7684\u52a0\u5165\u53ef\u4ee5\u964d\u4f4e\u7535\u8377\u8f6c\u79fb\u7535\u963b\uff0c\u63d0\u9ad8\u5bfc\u7535\u6027\u3002\u56e0\u6b64\uff0cF\u63ba\u6742\u5bf9\u6750\u6599\u7684\u7535\u5316\u5b66\u6027\u80fd\u7684\u63d0\u9ad8\u662f\u975e\u5e38\u6709\u5229\u7684\u3002<\/p>\n

3.2 \u5305\u8986\u6539\u6027<\/strong><\/p>\n

\u8868\u9762\u5305\u8986\u53ef\u4ee5\u6291\u5236\u6750\u6599\u5728\u5145\u653e\u7535\u8fc7\u7a0b\u4e2d\u6676\u578b\u7684 \u8f6c\u53d8\u548c\u8fc7\u6e21\u91d1\u5c5e\u7684\u6eb6\u89e3\uff0c\u6539\u53d8\u6750\u6599\u8868\u9762\u5316\u5b66\u7279\u6027\u4ece\u800c\u63d0\u9ad8\u5176\u7535\u5316\u5b66\u6027\u80fd\uff0c\u907f\u514d\u6216\u8005\u51cf\u5c11\u6750\u6599\u4e0e\u7535\u89e3\u6db2 \u7684\u76f4\u63a5\u63a5\u89e6\uff0c\u51cf\u5c11\u7535\u89e3\u6db2\u4e0e\u6b63\u6781\u6750\u6599\u7684\u526f\u53cd\u5e94\u53d1\u751f\uff1b \u540c\u65f6\u5305\u8986\u5c42\u4f5c\u4e3a\u5bfc\u7535\u4ecb\u8d28\u53ef\u4ee5\u4fc3\u8fdb\u9897\u7c92\u8868\u9762\u7684 Li+<\/sup> \u6269\u6563\uff0c\u662f\u6539\u5584\u5bb9\u91cf\u4fdd\u6301\u6027\u80fd\u3001\u500d\u7387\u6027\u80fd\u548c\u70ed\u7a33\u5b9a\u6027 \u7684\u6709\u6548\u624b\u6bb5\u3002\u7528\u4e8e\u5305\u8986\u7684\u6750\u6599\u901a\u5e38\u6709\u65e0\u673a\u76d0\u3001\u6c27\u5316 \u7269\u548c\u6c1f\u5316\u7269\u7b49\u3002\u4e00\u4e9b\u5305\u8986\u5c42\u4e0d\u4ec5\u81ea\u8eab\u7ed3\u6784\u7a33\u5b9a\uff0c\u4e14 \u5177\u6709\u4e00\u5b9a\u7684\u7535\u5316\u5b66\u6d3b\u6027\uff0c\u6709\u5229\u4e8e\u63d0\u9ad8\u6750\u6599\u6bd4\u5bb9\u91cf\u3002\u6b64\u5916\uff0c\u9ad8\u954d NCM \u6b63\u6781\u6750\u6599\u5b58\u50a8\u6761\u4ef6\u8981\u6c42\u8f83\u9ad8\uff0c\u5305\u8986\u6539\u6027\u53ef\u4ee5\u5728\u5927\u89c4\u6a21\u751f\u4ea7\u65f6\u51cf\u5c11\u6b63\u6781\u6750\u6599\u4e0e\u7a7a\u6c14\u7684\u63a5\u89e6\uff0c\u5ef6\u957f\u5b58\u50a8\u5bff\u547d\u3002<\/p>\n

Xiong\u7b49 [40]<\/sup>\u5236\u5907\u4e86 LiF\u00a0 \u00a0\u539f\u4f4d\u5305\u8986\u7684 LiNi0.8<\/sub>Mn0.1<\/sub>Co0.1<\/sub>O2<\/sub> \u6750\u6599\u3002Chen\u7b49 [41] \u91c7\u7528\u6c34\u70ed\u6cd5\u5c06\u7eb3\u7c73TiO2<\/sub>\u5305\u8986\u5728 LiNi0.6<\/sub>Co0.2<\/sub>Mn0.2<\/sub>O2<\/sub>\u6b63\u6781\u6750\u6599\u8868\u9762\uff0c Woo \u7b49[42]<\/sup>\u7b49\u5236\u5907\u4e86 SO4<\/sub>2\u2013<\/sup>\/ZrO2<\/sub> \u6df7\u5408\u5305\u8986\u7684 LiNi0.8<\/sub>Mn0.1<\/sub>Co0.1<\/sub>O2<\/sub> \u6b63\u6781\u6750\u6599\u3002\u90fd\u6709\u6548\u63d0\u5347\u4e86\u6750\u6599\u7684\u7a33\u5b9a\u6027\u548c\u7535\u5316\u5b66\u53ef\u9006\u6027\u3002<\/p>\n

4 \u00a0\u603b\u7ed3\u4e0e\u5c55\u671b<\/strong><\/p>\n

\u9ad8\u954d NCM \u6b63\u6781\u6750\u6599\u5177\u6709\u9ad8\u5bb9\u91cf\u3001\u4f4e\u6210\u672c\u548c\u539f\u6599\u6765\u6e90\u4e30\u5bcc\u7b49\u4f18\u70b9\uff0c\u662f\u4e00\u79cd\u6781\u6709\u5e94\u7528\u524d\u666f\u7684\u9502\u79bb\u5b50\u7535\u6c60\u6750\u6599\uff0c\u6709\u671b\u53d6\u4ee3 LiCoO2<\/sub> \u5e76\u5927\u89c4\u6a21\u5546\u4e1a\u5316\u3002\u7136\u800c\uff0c\u9ad8\u5bb9\u91cf\u548c\u9ad8\u5faa\u73af\u6027\u80fd\u4e4b\u95f4\u96be\u4ee5\u59a5\u534f\uff0c\u9002\u5f53\u964d\u4f4e\u6750\u6599 \u548c\u5145\u653e\u7535\u5bb9\u91cf\u4ee5\u6362\u53d6\u66f4\u957f\u5faa\u73af\u5bff\u547d\uff0c\u662f\u5de5\u4e1a\u4f01\u4e1a\u503c \u5f97\u8003\u8651\u7684\u65b9\u6848\u3002<\/p>\n

\u9ad8\u954d NCM \u6b63\u6781\u6750\u6599\u6027\u80fd\u5f88\u5927\u7a0b\u5ea6\u4e0a\u53d6\u51b3\u4e8e\u9897\u7c92 \u7684\u5c3a\u5bf8\u548c\u5f62\u8c8c[43]<\/sup>\uff0c\u56e0\u6b64\u5236\u5907\u65b9\u6cd5\u5927\u591a\u96c6\u4e2d\u4e8e\u5c06\u4e0d\u540c\u539f\u6599\u5747\u5300\u5206\u6563\uff0c\u5f97\u5230\u5c0f\u5c3a\u5bf8\u3001\u6bd4\u8868\u9762\u79ef\u5927\u7684\u7403\u5f62\u9897\u7c92\u3002\u5171\u6c89\u6dc0\u6cd5\u4e0e\u9ad8\u6e29\u56fa\u76f8\u6cd5\u7ed3\u5408\u662f\u76ee\u524d\u7684\u4e3b\u6d41\u65b9\u6cd5\uff0c\u524d\u671f\u539f\u6599\u6df7\u5408\u5747\u5300\uff0c\u5236\u5907\u7684\u6750\u6599\u7c92\u5f84\u5747\u4e00\uff0c\u8868\u9762\u5f62\u8c8c\u89c4\u6574\uff0c\u5e76\u4e14\u8fc7\u7a0b\u6613\u4e8e\u63a7\u5236\uff0c\u662f\u76ee\u524d\u5de5\u4e1a\u751f\u4ea7\u7684\u4e3b\u8981\u65b9\u6cd5\u3002\u55b7\u96fe\u5e72\u71e5\u6cd5\u8f83\u5171\u6c89\u6dc0\u6cd5\u8fc7\u7a0b\u7b80\u5355\uff0c\u5236\u5907\u901f\u5ea6\u5feb\uff0c\u6240\u5f97\u6750\u6599\u5f62\u8c8c\u5e76\u4e0d\u4e9a\u4e8e\u5171\u6c89\u6dc0\u6cd5\uff0c\u6709\u8fdb\u4e00\u6b65\u7814\u7a76\u7684\u6f5c\u529b\u3002\u9ad8\u954d NCM \u6b63\u6781\u6750\u6599\u5b58\u5728\u9633\u79bb\u5b50\u6df7\u6392\u548c\u5145\u653e\u7535\u8fc7\u7a0b\u4e2d\u76f8\u53d8\u7b49\u7f3a\u70b9\uff0c\u63ba\u6742\u6539\u6027\u548c\u5305\u8986\u6539\u6027\u80fd\u591f\u6709\u6548\u6539\u5584\u8fd9\u4e9b\u95ee\u9898\uff0c\u5728\u6291\u5236\u526f\u53cd\u5e94\u53d1\u751f\u548c\u7a33\u5b9a\u7ed3\u6784\u7684\u540c\u65f6\uff0c\u63d0\u9ad8\u5bfc\u7535\u6027\u3001\u5faa\u73af\u6027\u80fd\u3001\u500d\u7387\u6027\u80fd\u3001\u5b58\u50a8\u6027\u80fd \u4ee5\u53ca\u9ad8\u6e29\u9ad8\u538b\u6027\u80fd\uff0c\u4ecd\u5c06\u662f\u7814\u7a76\u7684\u70ed\u70b9\u3002<\/p>\n

\u3010\u53c2\u8003\u6587\u732e\u3011<\/strong><\/p>\n

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\u3010\u5f15\u7528\u6587\u732e\u3011<\/strong>\u9502\u79bb\u5b50\u7535\u6c60\u6b63\u6781\u6750\u6599\u9ad8\u954dLiNi1\u2212x\u2212yCoxMnyO2 \u7814\u7a76\u8fdb\u5c55<\/a><\/p>\n

\u6750\u6599\u4eba\u7f51\u4e13\u6ce8\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u53ca\u884c\u4e1a\u8fdb\u5c55\uff0c\u8fd9\u91cc\u6c47\u96c6\u4e86\u5404\u5927\u9ad8\u6821\u7855\u535a\u751f\u3001\u4e00\u7ebf\u79d1\u7814\u4eba\u5458\u4ee5\u53ca\u884c\u4e1a\u4ece\u4e1a\u8005\uff0c\u5982\u679c\u60a8\u5bf9\u4e8e\u8ddf\u8e2a\u6750\u6599\u9886\u57df\u79d1\u6280\u8fdb\u5c55\uff0c\u89e3\u8bfb\u9ad8\u6c34\u5e73\u6587\u7ae0\u6216\u662f\u8bc4\u8ff0\u884c\u4e1a\u6709\u5174\u8da3\uff0c\u70b9\u6211\u52a0\u5165\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n

\u6750\u6599\u4eba\u7f51\u5411\u5404\u5927\u56e2\u961f\u8bda\u5fc3\u7ea6\u7a3f\uff0c\u8bfe\u9898\u7ec4\u6700\u65b0\u6210\u679c\u3001\u65b9\u5411\u603b\u7ed3\u3001\u56e2\u961f\u8bbf\u8c08\u3001\u5b9e\u9a8c\u6280\u80fd\u7b49\u7686\u53ef\u6295\u7a3f\uff0c\u8bf7\u8054\u7cfb\uff1a\u90ae\u7bb1tougao@cailiaoren.com \u6216 QQ\uff1a97482208\u3002<\/p>\n

\u4eea\u5668\u8bbe\u5907\u3001\u8bd5\u5242\u8017\u6750\u3001\u6750\u6599\u6d4b\u8bd5\u3001\u6570\u636e\u5206\u6790\uff0c\u627e\u6750\u6599\u4eba<\/a>\u3001\u4e0a\u6d4b\u8bd5\u8c37<\/a>\uff01<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"

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