{"id":46756,"date":"2016-10-19T06:30:10","date_gmt":"2016-10-18T22:30:10","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=46756"},"modified":"2016-10-17T22:05:29","modified_gmt":"2016-10-17T14:05:29","slug":"jasc%e5%8c%97%e4%ba%ac%e5%a4%a7%e5%ad%a6%e6%b7%b1%e5%9c%b3%e7%a0%94%e7%a9%b6%e7%94%9f%e9%99%a2%ef%bc%9a%e5%b1%82%e7%8a%b6linixmnycozo2-%e7%9a%84%e7%83%ad%e7%a8%b3%e5%ae%9a%e6%80%a7%e8%b0%83%e8%8a%82","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=46756","title":{"rendered":"\u5317\u5927\u6df1\u7814\u9662JACS\uff1a\u5c42\u72b6Li(NixMnyCoz)O2 \u7684\u70ed\u7a33\u5b9a\u6027\u8c03\u8282"},"content":{"rendered":"

\u3010\u5f15\u8bed\u3011<\/strong><\/span><\/p>\n

\u53ef\u5145\u7535\u9502\u79bb\u5b50\u7535\u6c60\uff08LIBs\uff09\u88ab\u5e7f\u6cdb\u8fd0\u7528\u5728\u73b0\u4eca\u5927\u591a\u6570\u7684\u4fbf\u643a\u5f0f\u7535\u5b50\u4ea7\u54c1\u4e2d\uff0c\u4ee5\u53ca\u88ab\u8d8a\u6765\u8d8a\u591a\u7684\u7535\u52a8\u6c7d\u8f66\uff08EV\uff09\u548c\u7535\u7ad9\u5b58\u50a8\u6240\u9700\u6c42\u3002\u5728\u8fd9\u79cd\u53d1\u5c55\u8d8b\u52bf\u4e4b\u4e0b\uff0c\u6211\u4eec\u4e3b\u8981\u5173\u5fc3\u7684\u662f\u63d0\u9ad8\u4ed6\u4eec\u7684\u5b89\u5168\u6027\uff0c\u6210\u672c\u548c\u73af\u5883\u76f8\u5bb9\u6027\u3002\uff081\uff09\u9ad8\u80fd\u91cf\u548c\u9ad8\u529f\u7387\u5bc6\u5ea6\u7684\u5e94\u7528\uff08\u5982\u7535\u52a8\u6c7d\u8f66\uff09\uff0c\u5b89\u5168\u6027\u5c31\u53d8\u5f97\u5c24\u4e3a\u91cd\u8981\u3002\u7535\u6c60\u7684\u5b89\u5168\u6027\u901a\u5e38\u53d6\u51b3\u4e8e\u7531\u6b63\u6781\u6750\u6599\u7684\u70ed\u7a33\u5b9a\u6027\uff0c\u7531\u7ed3\u6784\u7684\u5206\u89e3\u548c\u76f8\u53d8\u6240\u53cd\u6620\u3002\u4e00\u822c\u6765\u8bf4\uff0c\u5206\u89e3\u53cd\u5e94\u4f34\u968f\u7740\u6c27\u7684\u91ca\u653e\u3002\uff082\uff09\u66f4\u5371\u9669\u7684\u662f\u6b63\u6781\u6750\u6599\u4e0e\u6709\u673a\u7535\u89e3\u8d28\u7684\u53cd\u5e94\u3002\u56e0\u6b64\uff0c\u6b63\u6781\u6750\u6599\u7684\u826f\u597d\u7684\u70ed\u7a33\u5b9a\u6027\u548c\u4e0d\u8f7b\u6613\u7684\u6c27\u91ca\u653e\u5bf9\u4e8e\u9ad8\u80fd\u91cf\u548c\u529f\u7387\u5bc6\u5ea6EV LIBS\u5e94\u7528\u5341\u5206\u91cd\u8981\u3002\u8fd1\u65e5\uff0c\u5317\u4eac\u5927\u5b66\u6df1\u5733\u7814\u7a76\u751f\u9662\u7684\u6f58\u5cf0\u6559\u6388<\/strong><\/span>\u8bfe\u9898\u7ec4\u5728J. Am. Chem. Soc<\/span>\u4e0a\u53d1\u6587\uff0c\u9898\u4e3a\u201cTuning of Thermal Stability in Layered Li(Nix<\/sub>Mny<\/sub>Coz<\/sub>)O2<\/sub><\/em><\/span>\u201d\u3002 \u672c\u6587\u5229\u7528\u4ece\u5934\u8ba1\u7b97\u4e0e\u5b9e\u9a8c\u7684\u65b9\u6cd5\u63a2\u7a76\u4e86\u5c42\u72b6Li(Nix<\/sub>Mny<\/sub>Coz<\/sub>)O2<\/sub>\u7684\u70ed\u7a33\u5b9a\u6027\u8c03\u6574\uff0c\u8fd9\u5bf9\u4e8e\u672a\u6765\u5b9e\u9a8c\u7814\u7a76\u5177\u6709\u6307\u5bfc\u6027\u610f\u4e49\u3002<\/p>\n

\u3010\u4e3b\u8981\u5185\u5bb9\u3011<\/strong><\/span><\/p>\n

\u8be5\u7814\u7a76\u5c0f\u7ec4\u5c06\u4ece\u5934\u8ba1\u7b97\u65b9\u6cd5\u4e0e\u5b9e\u9a8c\u76f8\u7ed3\u5408\uff0c\u7814\u7a76\u4e86\u5982\u4f55\u8c03\u8282NMC\u6750\u6599\u7684\u70ed\u7a33\u5b9a\u6027\u3002\u7814\u7a76\u4eba\u5458\u5c06\u8be5\u6750\u6599\u5206\u4e3a\u4e24\u7ec4\uff1a\u201c\u5bcc\u954d\u201d\u7ec4\uff08\u6df7\u5408\u4ef7\u6001\u7684Ni2+<\/sup>\/Ni3+<\/sup>\uff09\u548c\u201cNi=Mn\u201d\u7ec4\uff08\u53ea\u6709Ni2+<\/sup>\u7684\u72b6\u6001\uff09\uff0c\u8fd9\u5c06\u6709\u5229\u4e8e\u7cfb\u7edf\u7684\u7814\u7a76\u3002\u7814\u7a76\u53d1\u73b0\uff0c\u6750\u6599\u70ed\u7a33\u5b9a\u6027\u4e0e\u6700\u4e0d\u7a33\u5b9a\u7684\u6c27\u5bc6\u5207\u76f8\u5173\uff0c\u8fd9\u662f\u7531\u5c40\u90e8\u642d\u914d\u7ed3\u6784\u5355\u5143\uff08LCSU\uff09\uff1aTM(Ni, Mn, Co)3<\/sub>-O-Li3\u2013x<\/em><\/sub>\u2032<\/sub>\u00a0(x<\/em>\u2032= 0-3)\u6240\u51b3\u5b9a\u7684\u3002\u9502\u7684\u542b\u91cf\uff0c\u954d\u7684\u4ef7\u6001\uff0cNi\u3001Mn\u3001Co\u7684\u542b\u91cf\u4ee5\u53caNi\/Li\u7684\u6df7\u6392\u53ef\u4ee5\u901a\u8fc7\u5f71\u54cdNMC\u6750\u6599\u4e2d\u7684\u4f4d\u70b9\u3001\u542b\u91cf\u4ee5\u53ca\u6700\u4e0d\u7a33\u5b9a\u7684\u6c27\u91ca\u653e\u6e29\u5ea6\u6765\u8c03\u8282NMC\u6750\u6599\u7684\u70ed\u7a33\u5b9a\u6027\u3002\u53bb\u9502\u5316\u8fc7\u7a0b\u4e2d\uff0cLi\u7a7a\u4f4d\u548c\u9ad8\u4ef7\u6001\u954d\u5f62\u6210\u4e4b\u95f4\u7684\u534f\u540c\u6548\u5e94\u4f1a\u52a0\u91cd\u6c27\u7684\u4e0d\u7a33\u5b9a\uff0c\u4f46\u8fd9\u5bf9\u4e8e\u6240\u6709\u7684NMC\u6750\u6599\u7684\u4e2d\u95f4\u9502\u5316\u72b6\u6001\u7684\u70ed\u7a33\u5b9a\u6027\u6709\u5c11\u8bb8\u8d21\u732e\uff08\u4f8b\u5982\uff0c\u6750\u6599\u4ece25%\u523050%\u7684\u53bb\u9502\u5316\u8fc7\u7a0b\uff09\u3002\u5728\u4e00\u4e2a\u56fa\u5b9a\u7684\u53bb\u9502\u5316\u72b6\u6001\uff0c\u6c27\u642d\u914d\u66f4\u591a\u7684\u954d\uff08\u5c24\u5176\u662f\u9ad8\u4ef7\u6001\uff09\u6bd4\u5176\u4ed6\u79cd\u7c7b\u7684\u642d\u914d\u66f4\u4e0d\u7a33\u5b9a\u3002Ni\/Li\u6df7\u6392\u4f1a\u964d\u4f4e\u201cNi=Mn\u201d\u7ec4\u7684\u70ed\u7a33\u5b9a\u6027\u800c\u5229\u4e8e\u201c\u5bcc\u954d\u201d\u7ec4\u7684\u70ed\u7a33\u5b9a\u6027\uff0c\u56e0\u4e3a\u5728\u5bcc\u954dNMC\u6750\u6599\u4e2d\u7684Li\u5c42\u5185\u7684Ni\u4f1a\u5f62\u6210180\u00b0\u7684Ni\u2013O\u2013Ni\u8d85\u4ea4\u6362\u94fe\u3002\u8fd9\u9879\u5de5\u4f5c\u4e2d\u7684\u7406\u8bba\u8ba1\u7b97\u7ed3\u679c\u4e0e\u5b9e\u9a8c\u7ed3\u679c\u76f8\u4e00\u81f4\uff0c\u8fd9\u4e5f\u8bc1\u660e\u4e86\u8fd9\u4e00\u7b80\u5355\u6a21\u578b\u7684\u5408\u7406\u6027\uff0c\u5b83\u4e0d\u4ec5\u8003\u8651\u4e86\u6240\u6709\u7684\u5f71\u54cd\u56e0\u7d20\uff0c\u4e5f\u4ece\u539f\u5b50\u7684\u6c34\u5e73\u63d0\u4f9b\u4e86\u5bf9\u4e8eNMC\u6750\u6599\u70ed\u7a33\u5b9a\u6027\u7684\u4e00\u4e2a\u7b80\u5355\u4e14\u76f4\u63a5\u7684\u89e3\u91ca\u3002<\/p>\n

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

\u56fe\u4e00\uff1a NMC<\/strong>\u6750\u6599\u6750\u6599\u7ed3\u6784\u5206\u6790<\/strong><\/span><\/p>\n

\"1\"<\/p>\n

\uff08a\uff09\u4e09\u89d2\u5f62\u8868\u660e\u5df2\u88ab\u7814\u7a76\u7684NMC\u6750\u6599\u3002<\/p>\n

\uff08b\uff09\uff08532\uff09\u7ed3\u6784\u6a21\u578b\u7684\u9876\u5c42\u89c6\u56fe\u548c\u4fa7\u89c6\u56fe\u3002\u63d2\u56fe\u663e\u793a\u4e86NMC\u6750\u6599\u4e2d\u6c27\u7684\u5c40\u90e8\u642d\u914d\u7ed3\u6784\u5355\u5143\u3002<\/p>\n

\uff08c\uff09\u5728NMC\u6750\u6599\u4e2d\u6c27\u76847\u4e2a\u5c40\u90e8\u642d\u914d\u7ed3\u6784\u5355\u5143\u3002<\/p>\n

\u56fe\u4e8c\uff1a\u53bb\u9502\u5316\u8fc7\u7a0b\u4e2d\u70ed\u7a33\u5b9a\u6027\u8c03\u8282\u7684\u6574\u4f53\u89c6\u56fe<\/strong><\/span><\/p>\n

\"\u6458\u8981\"<\/p>\n

TG\uff1a\u7b2c\u4e00\u7ea7\u6c27\u635f\u5931\u7684\u6e29\u5ea6\u3002\u0394H\uff1a\u5728\u6700\u4e0d\u7a33\u5b9a\u7684LCSU\u8ba1\u7b97\u7684\u6c27\u7a7a\u4f4d\u5f62\u6210\u80fd\u3002\u7eff\u8272\uff1aLi\uff1b\u7ea2\u8272\uff1aO\uff1b\u94f6\uff1aNi\uff1b\u7d2b\u8272\uff1aMn\u548c\u84dd\u8272\uff1a Co\u3002<\/p>\n

\u56fe\u4e09\uff1a\u6c27\u7a7a\u4f4d\u5f62\u6210\u80fd\uff08\u0394H<\/strong>\uff09\u7684\u6bd4\u8f83\u548cTGA<\/strong>\u66f2\u7ebf<\/strong><\/span><\/p>\n

\"3\"<\/p>\n

\uff08a\uff09\u5728SOC = 0.5\u65f6\uff0cTG\u548c\u6700\u4e0d\u7a33\u5b9a\u7684LCSU\u8ba1\u7b97\u7684\u6c27\u7a7a\u4f4d\u5f62\u6210\u80fd\uff08\u0394H\uff09\u7684\u6bd4\u8f83\u3002<\/p>\n

\uff08b\uff09Li1\u2212x<\/sub>\u2033<\/sub>(Nix<\/sub>Mny<\/sub>Coz<\/sub>)O2<\/sub>\u5316\u5b66\u53bb\u9502\u5316\u8fc7\u7a0b\u7684TGA\u66f2\u7ebf\u3002<\/p>\n

\u56fe\u56db\uff1a\u542b6.67%<\/strong>\u7684Ni\/Li<\/strong>\u6df7\u6392\u7684\uff08333<\/strong>\uff09\u7ed3\u6784\u6a21\u578b<\/strong><\/span>\"4\"<\/p>\n

\u542b6.67%\u7684Ni\/Li\u6df7\u6392\u7684\uff08333\uff09\u7ed3\u6784\u6a21\u578b\u3002\u53f3\u8fb9\u7684\u9762\u677f\u663e\u793a\u4e86\u6709\u548c\u6ca1\u6709Ni\/Li\u9519\u6392\u7684\u8d85\u6676\u80de\u4e2d\u56db\u4e2a\u5177\u6709\u4ee3\u8868\u6027\u7684\u6c27\u7684LCSUs\u3002<\/p>\n

\u56fe\u4e94\uff1a\u539f\u4f4dXRD<\/strong>\u6d4b\u8bd5\u56fe<\/strong><\/span><\/p>\n

\"5\"<\/p>\n

\uff08a\uff09\u5728SOC = 0.5\u65f6\u7684\u52a0\u70ed\u8fc7\u7a0b\u4e2d\uff0871515\uff09\u7684\u539f\u4f4dX\u5c04\u7ebf\u884d\u5c04\u6d4b\u8bd5\u3002<\/p>\n

\uff08b\uff09\u6240\u6709NMC\u6750\u6599\u7684\uff08003\uff09R<\/sub>\u5cf0\u79fb\u4e0e\u6e29\u5ea6\u7684\u5173\u7cfb\u3002<\/p>\n

\uff08c\u3001d\uff09\uff08003\uff09R\u5cf0\u548c\uff08018\uff09R<\/sub>\/\uff08110\uff09R<\/sub>\u5bf9\u7684\u5185\u5377\u5316\u3002<\/p>\n

\u3010\u603b\u7ed3\u3011<\/strong><\/span><\/p>\n

\u8be5\u7814\u7a76\u5c0f\u7ec4\u5c06\u4ece\u5934\u8ba1\u7b97\u65b9\u6cd5\u4e0e\u5b9e\u9a8c\u76f8\u7ed3\u5408\uff0c\u7814\u7a76\u4e86\u5982\u4f55\u8c03\u8282NMC\u6750\u6599\u7684\u70ed\u7a33\u5b9a\u6027\u3002\u7814\u7a76\u4eba\u5458\u5c06\u8be5\u6750\u6599\u5206\u4e3a\u4e24\u7ec4\uff1a\u201c\u5bcc\u954d\u201d\u7ec4\uff08\u6df7\u5408\u4ef7\u6001\u7684Ni2+<\/sup>\/Ni3+<\/sup>\uff09\u548c\u201cNi=Mn\u201d\u7ec4\uff08\u53ea\u6709Ni2+<\/sup>\u7684\u72b6\u6001\uff09\u3002\u7814\u7a76\u53d1\u73b0\uff0c\u6750\u6599\u70ed\u7a33\u5b9a\u6027\u4e0e\u6700\u4e0d\u7a33\u5b9a\u7684\u6c27\u5bc6\u5207\u76f8\u5173\uff0c\u8fd9\u662f\u7531\u5c40\u90e8\u642d\u914d\u7ed3\u6784\u5355\u5143\uff08LCSU\uff09\uff1aTM(Ni, Mn, Co)3<\/sub>-O-Li3\u2013x<\/em><\/sub>\u2032<\/sub>\u00a0(x<\/em>\u2032= 0-3)\u6240\u51b3\u5b9a\u7684\u3002\u9502\u7684\u542b\u91cf\uff0c\u954d\u7684\u4ef7\u6001\uff0cNi\u3001Mn\u3001Co\u7684\u542b\u91cf\u4ee5\u53caNi\/Li\u7684\u6df7\u6392\u90fd\u53ef\u4ee5\u5f71\u54cdNMC\u6750\u6599\u7684\u70ed\u7a33\u5b9a\u6027\u3002\u5728\u8fd9\u9879\u5de5\u4f5c\u4e2d\u7684\u7406\u8bba\u8ba1\u7b97\u7ed3\u679c\u4e0e\u5b9e\u9a8c\u7ed3\u679c\u76f8\u4e00\u81f4\uff0c\u8fd9\u4e00\u7b80\u5355\u6a21\u578b\u4e0d\u4ec5\u8003\u8651\u4e86\u6240\u6709\u7684\u5f71\u54cd\u56e0\u7d20\uff0c\u4e5f\u4ece\u539f\u5b50\u7684\u6c34\u5e73\u4e3aNMC\u6750\u6599\u70ed\u7a33\u5b9a\u6027\u63d0\u4f9b\u4e86\u7684\u4e00\u4e2a\u7b80\u5355\u4e14\u76f4\u63a5\u7684\u89e3\u91ca\uff0c\u8fd9\u5bf9\u4e8e\u672a\u6765NMC\u6750\u6599\u7684\u5b9e\u9a8c\u7814\u7a76\u5177\u6709\u6307\u5bfc\u6027\u610f\u4e49\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1a<\/strong>Tuning of Thermal Stability in Layered Li(Nix<\/sub>Mny<\/sub>Coz<\/sub>)O2<\/sub><\/a>\u00a0\uff08J. Am. Chem. Soc.\uff0c2016\uff0cDOI: 10.1021\/jacs. 6b07771\uff09<\/p>\n

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