{"id":35490,"date":"2016-08-21T23:19:01","date_gmt":"2016-08-21T15:19:01","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=35490"},"modified":"2016-08-22T00:31:26","modified_gmt":"2016-08-21T16:31:26","slug":"%e6%96%b0%e8%83%bd%e6%ba%90%e4%b9%8b%e5%ad%a6%e6%9c%af%e5%b9%b2%e8%b4%a7-%e9%94%82%e7%9a%84%e5%9b%ba%e7%9b%b8%e5%8c%96%e5%ad%a6%e6%89%a9%e6%95%a3%e7%b3%bb%e6%95%b0%e4%b9%8b%e6%b5%8b%e9%87%8f%e6%89%8b","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=35490","title":{"rendered":"\u65b0\u80fd\u6e90\u4e4b\u5b66\u672f\u5e72\u8d27 |\u9502\u7684\u56fa\u76f8\u5316\u5b66\u6269\u6563\u7cfb\u6570\u4e4b\u6d4b\u91cf\u624b\u6bb5\u5168\u653b\u7565"},"content":{"rendered":"

\u524d\u8a00
\n<\/strong><\/span>
\n\u5230\u4e86\u5b66\u672f\u5e72\u8d27\u7684\u65f6\u95f4\u4e86\uff0c\u4eca\u5929\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u7684\u662f\u9502\u79bb\u5b50\u7535\u6c60\u4e2d\u7684\u4e00\u4e2a\u91cd\u8981\u6307\u6807\u2014\u2014\u9502\u7684\u56fa\u76f8\u6269\u6563\u7cfb\u6570\uff0c\u5e0c\u671b\u80fd\u5e2e\u52a9\u5927\u5bb6\u5bf9\u5176\u6d4b\u91cf\u624b\u6bb5\u6709\u8fdb\u4e00\u6b65\u4e86\u89e3\uff01<\/p>\n

\u6269\u6563\u901a\u5e38\u662f\u6307\u7269\u8d28\u4ece\u9ad8\u6d53\u5ea6\u5411\u4f4e\u6d53\u5ea6\u5904\u4f20\u8f93\uff0c\u81f4\u4f7f\u6d53\u5ea6\u5411\u5747\u4e00\u5316\u65b9\u5411\u53d1\u5c55\u7684\u73b0\u8c61\u3002\u4f8b\u5982\uff0c\u5b66\u4e60\u6750\u6599\u7684\u540c\u5b66\u4eec\u70c2\u719f\u4e8e\u80f8\u7684Fick\u7b2c\u4e00\u5b9a\u5f8bJi<\/sub> = – Di<\/sub> (dci<\/sub>\/dx)\u5373\u4e3a\u8868\u8ff0\u6269\u6563\u8fc7\u7a0b\u7684\u7ecf\u5178\u5b9a\u5f8b\u3002\u800c\u6269\u6563\u7cfb\u6570\uff08Di<\/sub> \uff09\u5219\u662f\u8868\u5f81\u6269\u6563\u5feb\u6162\u7684\u91cd\u8981\u6307\u6807\uff0c\u5176\u5b66\u672f\u5b9a\u4e49\u53ef\u8868\u8ff0\u4e3a\u5355\u4f4d\u6d53\u5ea6\u68af\u5ea6\u4f5c\u7528\u4e0b\u7c92\u5b50\u7684\u6269\u6563\u4f20\u8d28\u901f\u5ea6\u3002\u901a\u5e38\uff0c\u6269\u6563\u7cfb\u6570\u5206\u4e3a\u4ee5\u4e0b\u4e09\u7c7b\uff1a<\/p>\n

\u56fa\u76f8\u6269\u6563<\/strong>\uff1a\u56fa\u4f53\u5185\u7684\u6269\u6563\u57fa\u672c\u4e0a\u662f\u501f\u52a9\u4e8e\u7f3a\u9677\u7531\u539f\u5b50\u6216\u79bb\u5b50\u7684\u5e03\u6717\u8fd0\u52a8\u6240\u5f15\u8d77\u7684\u3002<\/p>\n

\u81ea\u6269\u6563\u7cfb\u6570<\/strong>\uff1a\u5728\u79bb\u5b50\u6676\u4f53\u4e2d\uff0c\u9633\u79bb\u5b50\u548c\u9634\u79bb\u5b50\u5206\u522b\u5728\u5404\u81ea\u7684\u6d3b\u52a8\u8303\u56f4\u5185\u4f5c\u5e03\u6717\u8fd0\u52a8\uff0c\u8868\u793a\u8be5\u79cd\u8fd0\u52a8\u6d3b\u6cfc\u6027\u7684\u6269\u6563\u7cfb\u6570\u79f0\u4e3a\u81ea\u6269\u6563\u7cfb\u6570\u3002<\/p>\n

\u5316\u5b66\u6269\u6563\u7cfb\u6570<\/strong>\uff1a\u6269\u6563\u8fc7\u7a0b\u4f34\u968f\u7740\u56fa\u76f8\u53cd\u5e94\uff0c\u6b64\u65f6\u6269\u6563\u7cfb\u6570\u5177\u6709\u53cd\u5e94\u901f\u5ea6\u5e38\u6570\u7684\u542b\u4e49\uff0c\u79f0\u4e3a\u5316\u5b66\u6269\u6563\u7cfb\u6570\u3002\uff08\u4f8b\uff1aO\u5728Fe3<\/sub>O4<\/sub>\u4e2d\u7684\u6269\u6563\u3001Li\u5728TiS2<\/sub>\u4e2d\u7684\u6269\u6563\u7b49\uff09<\/p>\n

\u4e0d\u96be\u7406\u89e3\uff0c\u5728\u9502\u7684\u5d4c\u5165\/\u8131\u5d4c\u53cd\u5e94\u4e2d\uff0c\u5176\u56fa\u76f8\u6269\u6563\u8fc7\u7a0b\u4e3a\u4e00\u7f13\u6162\u8fc7\u7a0b\uff0c\u56e0\u6b64\u5f80\u5f80\u6210\u4e3a\u63a7\u5236\u6b65\u9aa4\uff0c\u9502\u7684\u6269\u6563\u901f\u5ea6\u76f8\u5e94\u5730\u4e5f\u51b3\u5b9a\u4e86\u53cd\u5e94\u901f\u5ea6\u3002\u6269\u6563\u7cfb\u6570\u8d8a\u5927\uff0c\u7535\u6781\u7684\u5927\u7535\u6d41\u653e\u7535\u80fd\u529b\u8d8a\u597d,\u6750\u6599\u7684\u529f\u7387\u5bc6\u5ea6\u8d8a\u9ad8,\u9ad8\u500d\u7387\u6027\u80fd\u8d8a\u597d\u3002\u6240\u4ee5\uff0c\u7814\u7a76\u9502\u79bb\u5b50\u7535\u6c60\u4e43\u81f3\u5404\u79cd\u65b0\u578b\u50a8\u80fd\u5668\u4ef6\u7684\u540c\u5b66\u5341\u5206\u6709\u5fc5\u8981\u4e86\u89e3\u4e0b\u6269\u6563\u7cfb\u6570\u7684\u6d4b\u91cf\u624b\u6bb5\uff0c\u4ee5\u52a9\u4e8e\u5728\u540e\u671f\u79d1\u7814\u4e2d\u5bf9\u5408\u6210\u6216\u9009\u62e9\u7684\u7535\u6781\u6750\u6599\u8fdb\u884c\u6269\u6563\u7cfb\u6570\u7684\u51c6\u786e\u8ba1\u7b97\u3002<\/p>\n

\u65b9\u6cd5\u4e00\uff1a\u5faa\u73af\u4f0f\u5b89\u6cd5\uff08Cyclic Voltammetry, CV\uff09
\n<\/strong><\/span>
\n\u5bf9\u4e8e\u6269\u6563\u6b65\u9aa4\u63a7\u5236\u7684\u53ef\u9006\u4f53\u7cfb\uff0c\u7528\u5faa\u73af\u4f0f\u5b89\u6cd5\u6d4b\u5316\u5b66\u6269\u6563\u7cfb\u6570\u5982\u516c\u5f0f1\u548c2\u6240\u793a[1]\uff1a<\/p>\n

(1)
\n\"for1\"<\/p>\n

 <\/p>\n

\u5e38\u6e29\u65f6\u6709\uff1a<\/p>\n

(2)
\n\"for2\"<\/p>\n

 <\/p>\n

\u5176\u4e2dIp\u4e3a\u5cf0\u7535\u6d41\u7684\u5927\u5c0f\uff0cn\u4e3a\u53c2\u4e0e\u53cd\u5e94\u7684\u7535\u5b50\u6570\uff0cA\u4e3a\u6d78\u5165\u6eb6\u6db2\u4e2d\u7684\u7535\u6781\u9762\u79ef\uff0cDLi<\/sub>\u4e3aLi\u5728\u7535\u6781\u4e2d\u7684\u6269\u6563\u7cfb\u6570\uff0c\u03c5\u4e3a\u626b\u63cf\u901f\u7387\uff0c\u25b3Co\u4e3a\u53cd\u5e94\u524d\u540eLi\u6d53\u5ea6\u7684\u53d8\u5316\u3002<\/p>\n

\u65b9\u6cd5\u7279\u70b9
\n<\/strong><\/span>
\n\u2460 \u8981\u6c42\u662f\u53ef\u9006\u4f53\u7cfb\uff08\u7535\u5316\u5b66\u6b65\u9aa4\u53ef\u9006\uff09\uff1b
\n\u2461 \u4f18\u70b9\u662f\u8bbe\u5907\u7b80\u5355\uff0c\u6570\u636e\u5904\u7406\u5bb9\u6613\uff1b
\n\u2462 \u7f3a\u70b91\uff1a\u5f97\u5230\u7684\u53ea\u662f\u8868\u89c2\u7684\u6269\u6563\u7cfb\u6570
\n\u2463 \u7f3a\u70b92\uff1a\u6d53\u5ea6\u53d8\u5316\u25b3Co\u7684\u786e\u5207\u503c\u5f88\u96be\u6c42\u5f97\u3002<\/p>\n

\u5e94\u7528\u4e3e\u4f8b
\n<\/strong><\/span>
\n\u9996\u5148\u6d4b\u91cf\u6750\u6599\u5728\u4e0d\u540c\u626b\u63cf\u901f\u7387\u4e0b\u7684\u5faa\u73af\u4f0f\u5b89\u56fe\uff08\u5982\u56fe1-a\uff09
\n\"fig1\"
\n\u56fe1<\/strong> \uff08a\uff09Li1.40<\/sub>Mn2.0O4<\/sub>\u8584\u819c\u6750\u6599\u4e0d\u540c\u626b\u63cf\u901f\u7387\u4e0b\u7684CV\u5c06\u4e0d\u540c\u626b\u63cf\u901f\u7387\u4e0b\u7684\u5cf0\u503c\u7535\u6d41\u5bf9\u626b\u63cf\u901f\u7387\u7684\u5e73\u65b9\u6839\u4f5c\u56fe\uff08\u56fe2-1-b\uff09
\n\"fig2\"
\n\u56fe2-1<\/strong> (b)Li1.40<\/sub>Mn2.0O4<\/sub>\u8584\u819c\u6750\u6599\u5cf0\u503c\u7535\u6d41\u5bf9\u626b\u63cf\u901f\u7387\u7684\u5e73\u65b9\u6839\u66f2\u7ebf[1]\u3002<\/p>\n

\u8bf4\u660e<\/strong><\/span>
\n1. \u7531\u4e8e\u9502\u5728\u7535\u6781\u6750\u6599\u4e2d\u7684\u6269\u6563\u662f\u4e00\u4e2a\u975e\u5e38\u7f13\u6162\u7684\u8fc7\u7a0b\uff0c\u6240\u4ee5\u626b\u63cf\u901f\u7387\u7684\u9009\u62e9\u4e00\u5b9a\u4e0d\u8981\u592a\u5927\uff0c\u6700\u597d\u57281mV\/s\u4ee5\u4e0b\u3002
\n2. \u5728\u4f7f\u7528\u516c\u5f0f\uff082\uff09\u65f6\uff0c\u25b3Co\u7684\u8ba1\u7b97\u53ef\u6309\u7535\u6d41\u5cf0\u6240\u79ef\u5206\u7684\u7535\u91cf\u6765\u8ba1\u7b97\u3002
\n\u65b9\u6cd5\u4e8c\uff1a\u4ea4\u6d41\u963b\u6297\u6cd5\uff08Electrochemical Impedance Spectroscopy, EIS\uff09<\/strong> <\/span>
\n\u7528\u4ea4\u6d41\u963b\u6297\u6cd5\u6d4b\u6269\u6563\u7cfb\u6570\u7684\u516c\u5f0f\u5982\u5f0f3\u30014\u548c5\u6240\u793a[2]\uff1a<\/p>\n

\uff083\uff09
\n\"for3\"<\/p>\n

 <\/p>\n

\uff084\uff09<\/p>\n

\"for4\"<\/p>\n

\uff085\uff09
\n\"for5\"<\/p>\n

 <\/p>\n

 <\/p>\n

\u5176\u4e2d\uff1a\u03c9\u4e3a\u89d2\u9891\u7387\uff0cB\u4e3aWarburg\u7cfb\u6570\uff0cDLi<\/sub>\u4e3aLi\u5728\u7535\u6781\u4e2d\u7684\u6269\u6563\u7cfb\u6570\uff0cVm<\/sub>\u4e3a\u6d3b\u6027\u7269\u8d28\u7684\u6469\u5c14\u4f53\u79ef\uff0cF\u4e3a\u6cd5\u62c9\u7b2c\u5e38\u91cf\uff0896500C\/mol\uff09\uff0cA\u4e3a\u6d78\u5165\u6eb6\u6db2\u4e2d\u7684\u7535\u6781\u9762\u79ef\uff0c(dE)\/(dx)\u5e93\u4ed1\u6ef4\u5b9a\u66f2\u7ebf\u7684\u659c\u7387\uff0c\u5373\u4e3a\u5f00\u8def\u7535\u4f4d\u5bf9\u7535\u6781\u4e2dLi\u6d53\u5ea6\u66f2\u7ebf\u4e0a\u67d0\u6d53\u5ea6\u5904\u7684\u659c\u7387\u3002<\/p>\n

\u65b9\u6cd5\u7279\u70b9
\n<\/strong><\/span>
\n\u2460 \u53ef\u4ee5\u76f4\u89c2\u7684\u770b\u51fa\u662f\u5426\u53d7\u6269\u6563\u63a7\u5236\uff1b
\n\u2461 \u7f3a\u70b91\uff1a\u5f97\u5230\u7684\u7ed3\u679c\u4e5f\u53ea\u662f\u4e00\u4e2a\u8868\u89c2\u7684\u6269\u6563\u7cfb\u6570\uff1b
\n\u2462 \u7f3a\u70b92\uff1a\u8981\u6c42\u6240\u6d4b\u4f53\u7cfb\u7684\u6469\u5c14\u4f53\u79efVm<\/sub>\u4e0d\u53d1\u751f\u53d8\u5316\u3002<\/p>\n

\u5e94\u7528\u4e3e\u4f8b
\n<\/strong><\/span>
\n\u4eceNyquist\u56fe\u4e0a\u53d6\u51fa\u6269\u6563\u63a7\u5236\u90e8\u5206\uff08\u5373\u56fe2\u4e2d\u4f4e\u9891\u533a\u7684\u7ea2\u7ebf\u90e8\u5206\uff09\u7684\u6570\u636e\uff0c\u6839\u636e\u516c\u5f0f3\u62164\uff0c\u7528Z\u03c9<\/sub>\u7684\u5b9e\u90e8\u6216\u865a\u90e8\u5bf9\u03c9-1\/2<\/sup>\u4f5c\u56fe\uff0c\u5373\u53ef\u6c42\u5f97\u7cfb\u6570B\uff0c\u5c06B\u5e26\u5165\u516c\u5f0f5\uff0c\u5373\u53ef\u6c42\u5f97\u6269\u6563\u7cfb\u6570\u3002<\/p>\n

\"fig3\"<\/p>\n

\u56fe 2-2<\/strong> 100\u6b21\u5faa\u73af\u540eLi0.9<\/sub>Cr0.1<\/sub>Mn1.9O4<\/sub>\u548cLi0.9<\/sub>Mn2O4<\/sub>\u9634\u6781\u6750\u6599Nyquist\u56fe[2]<\/sup>\u3002<\/p>\n

\u8bf4\u660e
\n<\/strong><\/span>
\n1. \u5b9e\u90e8\u6216\u865a\u90e8\u963b\u6297\u6570\u636e\u8981\u4ece\u6ce2\u7279\u56fe\uff08lg \u2502Z\u2502\u2014lg\u03c9 \uff09\u7684\u6570\u636e\u4e2d\u83b7\u53d6\uff1b
\n2. (dE)\/(dx)\u8981\u81ea\u5df1\u53d6\uff0c\u5373\u5145\u653e\u7535\u5230\u4e0d\u540c\u542b\u9502\u91cf\u4e0b\uff0c\u6d4b\u7a33\u5b9a\u7684\u5f00\u8def\u7535\u4f4d\u3002\u4e4b\u540e\u7528\u5f00\u8def\u7535\u4f4d\u5bf9\u9502\u542b\u91cf\u4f5c\u66f2\u7ebf\uff0c\u5728\u6240\u9009\u62e9\u7684\u6d4b\u91cf\u72b6\u6001x\u4e0b\u53d6\u659c\u7387\u5373\u53ef\u3002<\/p>\n

\u65b9\u6cd5\u4e09\uff1a\u6052\u7535\u4f4d\u95f4\u6b47\u6ef4\u5b9a\u6cd5\uff08Potentiostatic Intermittent Titration Technique, PITT\uff09
\n<\/strong><\/span>
\n\u7528\u6052\u7535\u4f4d\u95f4\u6b47\u6ef4\u5b9a\u6cd5\u7684\u516c\u5f0f\u6d4b\u6269\u6563\u7cfb\u6570\u7684\u516c\u5f0f\u5982\u5f0f6\u6240\u793a[3]\uff1a<\/p>\n

\uff086\uff09
\n\"for6\"<\/p>\n

 <\/p>\n

\u5176\u4e2d\uff0ci\u4e3a\u7535\u6d41\u503c\uff0ct\u4e3a\u65f6\u95f4\uff0c\u25b3Q\u4e3a\u5d4c\u5165\u7535\u6781\u7684\u7535\u91cf\uff0cDLi\u4e3aLi\u5728\u7535\u6781\u4e2d\u7684\u6269\u6563\u7cfb\u6570\uff0cd\u4e3a\u6d3b\u6027\u7269\u8d28\u7684\u539a\u5ea6\u3002<\/p>\n

\u65b9\u6cd5\u7279\u70b9
\n<\/strong><\/span>
\n\u53ea\u9700\u6d4b\u7535\u6781\u7684\u539a\u5ea6\uff0c\u907f\u5f00\u4e86\u7535\u6781\u7684\u771f\u5b9e\u9762\u79ef\u7684\u5927\u5c0f\u548c\u6469\u5c14\u4f53\u79ef\u7684\u53d8\u5316\u3002<\/p>\n

\u5e94\u7528\u4e3e\u4f8b[3]
\n<\/strong><\/span>
\n\u6539\u53d8\u7535\u6781\u7535\u4f4d\uff0c\u8bb0\u5f55\u7535\u6d41\u968f\u65f6\u95f4\u53d8\u5316\u7684\u66f2\u7ebf\u5982\u56fe3-a:
\n\"fig4\"<\/p>\n

\u56fe3 \uff08a\uff09<\/strong>Li4<\/sub>Ti5<\/sub>O12<\/sub>\u819c\u4e2d\uff0c\u7535\u4f4d\u4ece1.44V\u53d8\u5316\u52301.46V\u5e76\u6052\u5b9a\u8fc7\u7a0b\u4e2d\u7535\u6d41\u968f\u65f6\u95f4\u53d8\u5316\u7684\u66f2\u7ebf\u3002\u5c06\uff08a\uff09\u56fe\u4e2d\u6570\u636elog i \u5bf9t \u505a\u56fe\uff0c\u5f97\u5230\u56fe3-b\uff0c\u5728b\u56fe\u4e2d\u5bf9\u76f4\u7ebf\u90e8\u5206\u505a\u7ebf\u6027\u62df\u548c\uff0c\u6c42\u5f97\u659c\u7387\uff0c\u4ee3\u5165\u516c\u5f0f6\uff0c\u5373\u53ef\u6c42\u5f97\u6269\u6563\u7cfb\u6570\u503c\u3002
\n\"fig5\"<\/p>\n

\u56fe3 \uff08b\uff09<\/strong>Li4<\/sub>Ti5<\/sub>O12<\/sub>\u819c\u4e2d\uff0c\u7535\u4f4d\u4ece1.44V\u53d8\u5316\u52301.46V\u5e76\u6052\u5b9a\u8fc7\u7a0b\u4e2d\uff0c\u7535\u6d41\u968f\u65f6\u95f4\u53d8\u5316\u7684\u66f2\u7ebflog i vs.<\/em> t(\u25ca<\/strong>\u2014\u5b9e\u9a8c\u503c\uff0c–\u62df\u548c\u503c)[3]<\/sup>\u3002<\/p>\n

\u65b9\u6cd5\u56db\uff1a\u7535\u4f4d\u5f1b\u8c6b\u6cd5\uff08Potential Relax Technique, PRT\uff09
\n<\/strong><\/span>
\n\u7535\u4f4d\u5f1b\u8c6b\u7684\u5b9a\u4e49\u53ef\u8868\u8ff0\u4e3a\u5728\u7535\u6c60\u4e0e\u5916\u754c\u65e0\u7269\u8d28\u548c\u80fd\u91cf\u4ea4\u6362\u7684\u6761\u4ef6\u4e0b\u7814\u7a76\u7535\u6781\u7535\u52bf\u968f\u65f6\u95f4\u7684\u5173\u7cfb\u3002\u7535\u4f4d\u5f1b\u8c6b\u4e00\u822c\u662f\u5728\u6052\u6d41\u5145\uff08\u6216\u653e\uff09\u5230\u4e00\u5b9a\u5bb9\u91cf\u4e0b\u6765\u6d4b\u5f97\uff0c\u5176\u7535\u4f4d\u5f1b\u8c6b\u6280\u672f\u7684\u516c\u5f0f\u5982\u516c\u5f0f\uff087\uff09\u6240\u793a[4]<\/p>\n

(7)
\n\"for7\"<\/p>\n

 <\/p>\n

\u5176\u4e2d\uff0c\u03c6\u221e\u4e3a\u5e73\u8861\u7535\u6781\u7535\u4f4d\uff0c\u03c6\u4e3a\u521d\u59cb\u7535\u4f4d\uff0cR\u4e3a\u6c14\u4f53\u5e38\u6570(8.31 J\u00b7mol-1<\/sup>\u00b7K-1<\/sup>)\uff0cT\u6e29\u5ea6\uff0cd\u4e3a\u6d3b\u6027\u7269\u8d28\u7684\u539a\u5ea6\uff0cDLi<\/sub>\u4e3aLi\u5728\u7535\u6781\u4e2d\u7684\u6269\u6563\u7cfb\u6570\uff0ct\u4e3a\u7535\u4f4d\u8fbe\u5230\u5e73\u8861\u65f6\u7684\u65f6\u95f4\u3002<\/p>\n

\u65b9\u6cd5\u7279\u70b9
\n<\/strong><\/span>
\n\u2460 \u540cPITT\u4e00\u6837\u53ea\u9700\u6d4b\u7535\u6781\u6d3b\u6027\u7269\u8d28\u7684\u539a\u5ea6d;
\n\u2461 \u4e0ePITT\u4e0d\u540c\u7684\u662f\uff0cPRT\u8bb0\u5f55\u7684\u662f\u7535\u6781\u7535\u4f4d\u968f\u65f6\u95f4\u53d8\u5316\u7684\u66f2\u7ebf\uff0c\u800cPITT\u8bb0\u5f55\u7684\u662f\u7535\u6d41 \u968f\u65f6\u95f4\u53d8\u5316\u66f2\u7ebf\u3002<\/p>\n

\u5e94\u7528\u4e3e\u4f8b[4]
\n<\/span><\/strong>
\n\u5728\u7535\u6c60\u7684\u6052\u6d41\u5145\u653e\u7535\u8fc7\u7a0b\u4e2d\uff0c\u5f53\u5145\uff08\u653e\uff09\u7535\u5230\u67d0\u4e2a\u7535\u4f4d\u4e0b\u65f6\uff0c\u5207\u65ad\u7535\u6d41\uff0c\u5219\u7535\u6781\u7535\u52bf\u4f1a\u6709\u4e00\u4e2a\u5f1b\u8c6b\u7684\u8fc7\u7a0b\uff0c\u8bb0\u5f55\u8fd9\u4e00\u8fc7\u7a0b\u4e2d\u7535\u4f4d\u968f\u65f6\u95f4\u53d8\u5316\u7684\u66f2\u7ebf\uff0c\u5982\u56fe4-a, 4-b\u6240\u793a\u3002
\n\"fig6\"
\n\u56fe 4 (a) <\/strong>MCMB\u6837\u54c1\u5d4c\u5165\u52300.0294V\u7684\u7535\u4f4d\u5f1b\u8c6b\u66f2\u7ebf\u3002<\/p>\n

\"fig7\"<\/p>\n

\u56fe4\uff08b\uff09<\/strong>MCMB\u6837\u54c1\u8131\u5d4c\u52300.1489V\u7684\u7535\u4f4d\u5f1b\u8c6b\u66f2\u7ebf\u3002
\n\u505aln[exp(\u03c6\u221e-\u03c6)F\/RT-1<\/sup>]\u5bf9t\u7684\u66f2\u7ebf\u5982\u56fe5\u6240\u793a, \u5bf9\u5176\u540e\u9762\u90e8\u5206\u505a\u7ebf\u6027\u62df\u548c\uff0c\u5c06\u6240\u5f97\u7684\u659c\u7387\u5e26\u5165\u516c\u5f0f7\uff0c\u5373\u53ef\u6c42\u5f97\u6269\u6563\u7cfb\u6570\u7684\u503c\u3002<\/p>\n

\"fig8\"<\/p>\n

\u56fe 5<\/strong> \u4ece\u56fe4\u66f2\u7ebf\u5f97\u5230\u7684ln[exp(\u03c6\u221e-\u03c6)F\/RT-1<\/sup>]\uff5et\u66f2\u7ebf\u3002<\/p>\n

\u8bf4\u660e
\n<\/strong><\/span>
\n1. \u7535\u4f4d\u5f1b\u8c6b\u65f6\u95f4\u5f80\u5f80\u662f\u4e00\u4e2a\u5f88\u7f13\u6162\u7684\u8fc7\u7a0b\uff0c\u4e00\u822c\u57288\u5c0f\u65f6\u4ee5\u4e0a\uff0c\u5982\u679c\u5728\u6d4b\u91cf\u8fc7\u7a0b\u4e2d\u7535\u4f4d\u4e0d\u80fd\u8fbe\u5230\u5e73\u8861\u72b6\u6001\uff0c\u53ef\u80fd\u662f\u7531\u4e8e\u4eea\u5668\u6f0f\u7535\u7684\u7f18\u6545\u3002\u5f88\u591a\u4eea\u5668\u5982\u201c\u65b0\u5a01\u201d\u5373\u4f7f\u5207\u65ad\u7535\u6d41\uff0c\u5728\u7535\u6c60\u7684\u4e24\u7aef\u4ecd\u7136\u6709\u5f88\u5c0f\u7684\u7535\u6d41\u6d41\u8fc7\uff0c\u81f4\u4f7f\u7535\u6781\u7535\u52bf\u65e0\u6cd5\u8fbe\u5230\u5e73\u8861\u72b6\u6001\uff1b
\n2. \u5728\u56fe5\u66f2\u7ebf\u4e0a6000s\u4ee5\u524d\u90e8\u5206\u4e0d\u80fd\u6210\u7ebf\u6027\uff0c\u4e00\u822c\u8ba4\u4e3a\u4e3b\u8981\u662f\u7531\u4e8e\u6eb6\u6db2\u7535\u963b\u538b\u964d\u3001\u6db2\u76f8\u4e2d\u7684\u79bb\u5b50\u6269\u6563\u4ee5\u53ca\u56fa\u76f8\u6269\u6563\u9ad8\u6b21\u9879\u7684\u5f71\u54cd\u9020\u6210\u7684\u3002<\/p>\n

\u65b9\u6cd5\u4e94\uff1a\u6052\u7535\u6d41\u95f4\u6b47\u6ef4\u5b9a\u6cd5\uff08Galvanostatic Intermittent Titration Technique, GITT\uff09<\/strong>
\n<\/span>
\n\u6052\u7535\u6d41\u95f4\u6b47\u6ef4\u5b9a\uff0c\u5373\u5728\u6052\u5b9a\u7535\u6d41\u8fc7\u7a0b\u4e2d\u6d4b\u7535\u6781\u7535\u52bf\u968f\u65f6\u95f4\u7684\u53d8\u5316\u66f2\u7ebf\uff0c\u6240\u7528\u7684\u516c\u5f0f\u5982\u5f0f8\u6240\u793a[5]\uff1a<\/p>\n

\uff088\uff09
\n\"for8\"<\/p>\n

 <\/p>\n

 <\/p>\n

\u5176\u4e2d\uff0cDLi<\/sub>\u4e3aLi\u5728\u7535\u6781\u4e2d\u7684\u6269\u6563\u7cfb\u6570\uff0cVm<\/sub>\u4e3a\u6d3b\u6027\u7269\u8d28\u7684\u6469\u5c14\u4f53\u79ef\uff0cA\u4e3a\u6d78\u5165\u6eb6\u6db2\u4e2d\u7684\u7535\u6781\u9762\u79ef\uff0cF\u4e3a\u6cd5\u62c9\u7b2c\u5e38\u91cf\uff0896500C\/mol\uff09\uff0cn \u4e3a\u53c2\u4e0e\u53cd\u5e94\u7684\u7535\u5b50\u6570\uff0cI0<\/sub>\u4e3a\u6ef4\u5b9a\u7535\u6d41\u503c\uff0c(dE)\/(dx)\u4e3a\u5f00\u8def\u7535\u4f4d\u5bf9\u7535\u6781\u4e2dLi\u6d53\u5ea6\u66f2\u7ebf\u4e0a\u67d0\u6d53\u5ea6\u5904\u7684\u659c\u7387\uff0c(dE)\/(dt1\/2<\/sub> )\u4e3a\u6781\u5316\u7535\u538b\u5bf9t1\/2<\/sub> \u66f2\u7ebf\u7684\u659c\u7387\u3002<\/p>\n

\u5e94\u7528\u4e3e\u4f8b[5]
\n<\/strong><\/span>
\n\u6240\u65bd\u52a0\u7684\u7535\u6d41\u5982\u56fe6\u6240\u793a\uff1a<\/p>\n

\"fig9_\u770b\u56fe\u738b\"<\/p>\n

\u56fe6<\/strong> \u6052\u7535\u6d41\u95f4\u6b47\u6ef4\u5b9a\u6280\u672f\u4e2d\u4e00\u4e2a\u7535\u6d41\u9636\u8dc3\u793a\u610f\u56fe\u3002<\/p>\n

\u4f5c\u51fa\u7535\u538b\u54cd\u5e94\u5bf9\u65f6\u95f4\u5e73\u65b9\u6839\u7684\u66f2\u7ebf\u5982\u56fe7\u6240\u793a\uff1a<\/p>\n

\"fig10_\u770b\u56fe\u738b\"<\/p>\n

\u56fe 7<\/strong> Li I 1M LiPF6<\/sub>\/EC+DMC(1:1)ICoSb3<\/sub>\u7535\u6c60\u6781\u5316\u5b9e\u9a8c\u7684\u5178\u578b\u7535\u538b\u54cd\u5e94\u4e0e\u65f6\u95f4\u5e73\u65b9\u66f2\u7ebf\u56fe\uff08\u03b4=2.374\uff0cI=25uA\uff0cT=30\u2103\uff09\u3002<\/p>\n

\u8981\u4f5c\u4e00\u6761\u5e93\u4f26\u6ef4\u5b9a\u66f2\u7ebf\u5982\u56fe8\uff0c\u4ee3\u5165\u516c\u5f0f8\u5373\u53ef\u6c42\u5f97\u6269\u6563\u7cfb\u6570\u3002
\n\"fig11_\u770b\u56fe\u738b\"<\/p>\n

\u56fe8<\/strong> \u9502\u7535\u5316\u5b66\u5d4c\u5165CoSb3<\/sub>\u7535\u6781\u7684\u5e93\u4f26\u6ef4\u5b9a\u66f2\u7ebf\u3002<\/p>\n

\u8bf4\u660e
\n<\/strong><\/span>
\n1. \u7535\u538b\u54cd\u5e94\u5bf9\u65f6\u95f4\u5e73\u65b9\u6839\u7684\u7ebf\u6027\u5173\u7cfb\u53ea\u6709\u5728\u8db3\u591f\u77ed\u7684\u65f6\u95f4\u5185\u624d\u80fd\u6210\u7acb\u3002
\n2. GITT\u4e2d\u9700\u8981\u6d4b\u5e93\u4f26\u6ef4\u5b9a\u66f2\u7ebf\uff0c\u6240\u8c13\u5e93\u4f26\u6ef4\u5b9a\uff0c\u5373\u6d4b\u51fa\u5728\u4e0d\u540c\u5d4c\u9502\u91cf\u4e0b\u7684\u7535\u4f4d\uff0c\u7535\u4f4d\u5bf9\u5d4c\u9502\u91cf\u505a\u56fe\u3002
\n\u5176\u4ed6\u6d4b\u91cf\u65b9\u6cd5\u53ca\u5176\u8fd9\u4e9b\u6d4b\u91cf\u65b9\u6cd5\u4e4b\u95f4\u7684\u8054\u7cfb
\n\u9664\u524d\u9762\u7684\u65b9\u6cd5\u4e4b\u5916\uff0c\u8fd8\u6709\u4e00\u4e9b\u65b9\u6cd5\u4e5f\u88ab\u4f7f\u7528\uff1a
\n\uff081\uff09\u548cPITT\u5177\u6709\u76f8\u540c\u516c\u5f0f\u8868\u8fbe\u5f0f\u7684\u201c\u7535\u4f4d\u9636\u8dc3\u8ba1\u65f6\u5b89\u57f9\u6cd5(PSCA\uff0c the potential step chronoamperometry)[1]\uff1b
\n\uff082\uff09\u4e0eGITT\u76f8\u4f3c\u7684\u201c\u7535\u6d41\u8109\u51b2\u5f1b\u8c6b\u6cd5\uff08CPR\uff0ccurrent pulse relaxation\uff09[6]\u201d\uff1b
\n\uff083\uff09\u4e2d\u5357\u5927\u5b66\u5510\u65b0\u6751\u7b49\u4eba\u63a8\u5bfc\u51fa\u7684\u300a\u57fa\u4e8e\u5bb9\u91cf\u53c2\u6570\u7684\u4e8c\u6b21\u7535\u6c60\u5d4c\u5165\u578b\u7535\u6781\u6750\u6599\u56fa\u76f8\u6269\u6563\u7cfb\u6570\u7684\u6d4b\u5b9a\u65b9\u6cd5\u300b[7]\uff0c\u5305\u62ec\u6052\u538b-\u6052\u6d41\u5145\u7535\u5bb9\u91cf\u6bd4\u503c\u6cd5(RPG, Radio of potentio-charge capacity to galvano-charge capacity)\u548c\u5bb9\u91cf\u95f4\u6b47\u6ef4\u5b9a\u6280\u672f(CITT, Capacity Intermittent Titration Technique)\u3002<\/p>\n

\u65b9\u6cd5\u7684\u5171\u540c\u70b9\uff1a
\n<\/strong><\/span>
\n\uff081\uff09\u4ee5\u4e0a\u6240\u8ff0\u6d4b\u91cf\u65b9\u6cd5\u7684\u63a8\u5bfc\u8fc7\u7a0b\u90fd\u79bb\u4e0d\u5f00Fick\u7b2c\u4e00\u3001\u7b2c\u4e8c\u5b9a\u5f8b\u548c\u80fd\u65af\u7279\u65b9\u7a0b\uff08\u8be6\u89c1\u53c2\u8003\u6587\u732e\u4e2d\u7684\u63a8\u5bfc\uff09\uff0c\u533a\u522b\u662f\u4e0d\u540c\u7684\u6d4b\u91cf\u65b9\u6cd5\u4f7f\u7528\u4e86\u4e0d\u540c\u7684\u8fb9\u754c\u6761\u4ef6\u548c\u521d\u59cb\u6761\u4ef6\u4ee5\u53ca\u6570\u503c\u5206\u6790\u65b9\u6cd5\uff1b
\n\uff082\uff09\u8fd9\u4e9b\u65b9\u6cd5\u7684\u53e6\u5916\u4e00\u4e2a\u5171\u540c\u70b9\u5c31\u662f\uff0c\u53ea\u9700\u8981\u68c0\u6d4b\u7535\u6d41\u548c\u7535\u538b\u4fe1\u53f7\uff08\u5bb9\u91cf\u4fe1\u53f7\u53ef\u901a\u8fc7\u7535\u6d41\u5728\u65f6\u95f4\u4e0a\u7684\u7d2f\u79ef\u83b7\u5f97\uff09\u3002\u56e0\u6b64\uff0c\u5728\u4eca\u540e\u7684\u5de5\u4f5c\u4e2d\uff0c\u80af\u5b9a\u8fd8\u4f1a\u6709\u4e00\u4e9b\u65b0\u7684\u7c7b\u4f3c\u65b9\u6cd5\u51fa\u73b0\uff1b
\n\uff083\uff09\u6d4b\u91cf\u6269\u6563\u7cfb\u6570\u7684\u65b9\u6cd5\uff0c\u5e76\u4e0d\u5c40\u9650\u5728\u4e0a\u9762\u6240\u8bf4\u7684\u8fd9\u7c7b\u65b9\u6cd5\uff0c\u6bd4\u5982\u9ad8\u6751\u7b49\u4eba[8]\u4f7f\u75284\u7535\u6781\u4f53\u7cfb\uff0c\u901a\u8fc7\u68c0\u6d4b\u7c92\u5b50\u900f\u8fc7\u4ecb\u8d28\u7684\u65f6\u95f4\u6765\u6d4b\u91cf\u7c92\u5b50\u5728\u4ecb\u8d28\u4e2d\u7684\u6269\u6563\u7cfb\u6570\u3002<\/p>\n

\u76f8\u4fe1\u5927\u5bb6\u5df2\u7ecf\u638c\u63e1\u4e86\u9502\u7684\u56fa\u76f8\u6269\u6563\u7cfb\u6570\u6d4b\u91cf\u4e86\u5427\uff0c\u6700\u540e\uff0c\u5c0f\u7f16\u795d\u5927\u5bb6\u591a\u591aget\u65b0\u6280\u80fd\uff0c\u7855\u535a\u671f\u95f4\u79d1\u7814\u5b66\u4e60\u66f4\u4e0a\u4e00\u5c42\uff01<\/p>\n

\u53c2\u8003\u8d44\u6599\uff1a<\/strong><\/span>
\n[1] Journal of Power Sources 139 (2005) 261-268
\n[2] Journal of Power Sources 76 (1998) 81-90
\n[3] Journal of Solid State Chemistry 177(2004) 2094-2100
\n[4] Journal of The Electrochemical Society 148(2001) A737-A741
\n[5] \u5f20\u4e3d\u5a1f\uff0c \u535a\u58eb\u5b66\u4f4d\u8bba\u6587\uff0c \u6d59\u6c5f\u5927\u5b66\uff0c 2001\uff0c5
\n[6] Journal of The Electrochemical Society 8(1996) 143
\n[7] 2005\u4e2d\u56fd\u50a8\u80fd\u7535\u6c60\u4e0e\u52a8\u529b\u7535\u6c60\u53ca\u5176\u5173\u952e\u6750\u6599\u5b66\u672f\u7814\u8ba8\u4f1a\u8bba\u6587\u96c6\uff0c\u4e2d\u56fd\u957f\u6c99\uff0c104
\n[8] The 5th Asian Conference on Electrochemistry, ShangHaiChina, 0-4-3
\n[9]\u5de5\u85e4\u5f7b\u4e00\u3001\u7b1b\u6728\u548c\u96c4\u8457\uff0c\u8463\u6cbb\u957f\u8bd1\uff0c\u56fa\u4f53\u79bb\u5b50\u5b66.\u5317\u4eac\u5de5\u4e1a\u5927\u5b66\u51fa\u7248\u793e,
\n[10] \u67e5\u5168\u6027\uff0c\u7535\u6781\u8fc7\u7a0b\u52a8\u529b\u5b66\u5bfc\u8bba.\u79d1\u5b66\u51fa\u7248\u793e,82-83<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u65b0\u80fd\u6e90\u5b66\u672f\u7ec4\u00a0\u5954\u8dd1\u7684\u8717\u725b \u4f9b\u7a3f\uff0c\u70b9\u8fd9\u91cc<\/a>\u52a0\u5165\u6211\u4eec\u3002\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

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