{"id":178845,"date":"2019-06-25T11:55:52","date_gmt":"2019-06-25T03:55:52","guid":{"rendered":"\/\/m.iemloyee.com\/?p=178845"},"modified":"2019-06-25T11:16:06","modified_gmt":"2019-06-25T03:16:06","slug":"j-am-chem-soc-%e5%af%8c%e9%94%82%e5%b1%82%e7%8a%b6%e6%b0%a7%e5%8c%96%e7%89%a9%e4%b8%ad%e7%9a%84%e9%94%82%e7%bc%ba%e9%99%b7%e8%b0%83%e6%8e%a7%e5%8a%a9%e5%8a%9b%e9%ab%98%e7%a8%b3%e5%ae%9a%e6%ad%a3","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=178845","title":{"rendered":"J. Am. Chem. Soc. :\u5bcc\u9502\u5c42\u72b6\u6c27\u5316\u7269\u4e2d\u7684\u9502\u7f3a\u9677\u8c03\u63a7\u52a9\u529b\u9ad8\u7a33\u5b9a\u6b63\u6781\u6750\u6599"},"content":{"rendered":"

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

\n \u5bcc\u9502\u5c42\u72b6\u6c27\u5316\u7269(LLO)\u5177\u6709\u4f4e\u6210\u672c\u3001\u9ad8\u5de5\u4f5c\u7535\u538b\u548c\u9ad8\u6bd4\u5bb9\u91cf\u7b49\u4f18\u70b9\uff0c\u662f\u6781\u5177\u5e94\u7528\u524d\u666f\u7684\u9502\u79bb\u5b50\u7535\u6c60\u6b63\u6781\u6750\u6599\u4e4b\u4e00\u3002LLO\u7684\u9ad8\u6bd4\u5bb9\u91cf\u6765\u6e90\u4e8e\u5360\u636e\u8fc7\u6e21\u91d1\u5c5e\u5c42\u4e2d\u989d\u5916\u7684\u9502\u79bb\u5b50\u5e26\u6765\u7684\u9634\u79bb\u5b50\u6c27\u5316\u8fd8\u539f\u7535\u5bf9(O2-\/-<\/sup>)\u3002\u4f46\u662f\u6676\u683c\u4e2d\u8fc7\u91cf\u7684\u9502\u79bb\u5b50\u5728\u52a8\u529b\u5b66\u4e0a\u662f\u4e0d\u5229\u7684\u3002\u6b64\u5916\uff0c\u5bf9\u4e8e\u540c\u4e00\u5206\u5b50\u5f0f\u7684LLO\uff0c\u4e0d\u540c\u6587\u732e\u62a5\u9053\u7684\u6bd4\u5bb9\u91cf\u7684\u5dee\u5f02\u9ad8\u8fbe50 mAh\u00b7g-1<\/sup>\u3002\u56e0\u6b64\uff0c\u901a\u8fc7\u5728LLO\u4e2d\u5f15\u5165\u9002\u5f53\u7684\u9502\u7a7a\u4f4d\uff0c\u5c1d\u8bd5\u5728\u4e0d\u727a\u7272\u7535\u6781\u6750\u6599\u80fd\u91cf\u5bc6\u5ea6\u7684\u524d\u63d0\u4e0b\uff0c\u63d0\u9ad8\u7535\u6781\u6750\u6599\u7684\u52a8\u529b\u5b66\u6027\u80fd\u548c\u9502\u7684\u5229\u7528\u7387\u662f\u5177\u6709\u610f\u4e49\u548c\u6311\u6218\u6027\u7684\u5de5\u4f5c\u3002<\/p>\n

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

\n \u8fd1\u65e5\uff0c\u53a6\u95e8\u5927\u5b66\u5f6d\u680b\u6881\u6559\u6388\u3001\u8c22\u6e05\u6c34\u526f\u6559\u6388\u3001\u6b66\u6c49\u7406\u5de5\u5927\u5b66\u9ea6\u7acb\u5f3a\u6559\u6388(\u5171\u540c\u901a\u8baf\u4f5c\u8005)\u7b49<\/strong>\u5229\u7528\u9502\u7f3a\u9677\u7b56\u7565\uff0c\u901a\u8fc7\u7b80\u5355\u964d\u4f4e\u6750\u6599\u4e2d\u9502\u7684\u542b\u91cf\uff0c\u6539\u5584\u4e86LLO\u52a8\u529b\u5b66\u6027\u80fd\u5dee\u3001\u5bb9\u91cf\u548c\u7535\u538b\u8870\u51cf\u4e25\u91cd\u7684\u95ee\u9898\uff0c\u5e76\u5728J. Am. Chem. Soc.<\/strong>\u4e0a\u53d1\u8868\u4e86\u9898\u4e3a\u201cLithium Deficiencies Engineering in Li-Rich Layered Oxide Li1.098<\/sub>Mn0.533<\/sub>Ni0.113<\/sub>Co0.138<\/sub>O2<\/sub> for HighStability Cathode<\/strong>\u201d\u7684\u7814\u7a76\u8bba\u6587\u3002\u5728\u672c\u7814\u7a76\u5de5\u4f5c\u7cbe\u5fc3\u8bbe\u8ba1\u7684\u9502\u7f3a\u9677\u578b\u5bcc\u9502\u5c42\u72b6\u6b63\u6781\u6750\u6599Li1.098<\/sub>Mn0.533<\/sub>Ni0.113<\/sub>Co0.138<\/sub>O2<\/sub>(LLLO)\u4e2d,\u9002\u91cf\u7684\u9502\u7a7a\u4f4d\u3001\u539f\u4f4d\u8bf1\u5bfc\u7684\u5c16\u6676\u77f3\u8868\u9762\u5305\u8986\u5c42\u548c\u4f53\u76f8\u954d\u63ba\u6742\u63d0\u9ad8\u4e86\u7535\u6781\u6750\u6599\u7684\u52a8\u529b\u5b66\u6027\u80fd\u548c\u7ed3\u6784\u7a33\u5b9a\u6027\uff0c\u4ece\u800c\u63d0\u5347\u4e86\u7535\u6781\u6750\u6599\u7684\u9996\u6b21\u5e93\u4ed1\u6548\u7387\u3001\u500d\u7387\u6027\u80fd\u4ee5\u53ca\u957f\u671f\u5faa\u73af\u7a33\u5b9a\u6027\u5e76\u6291\u5236\u4e86\u5faa\u73af\u8fc7\u7a0b\u4e2d\u7684\u7535\u538b\u8870\u51cf\u3002\u8be5\u6b63\u6781\u6750\u6599\u57281 C(250 mA\u00b7g-1<\/sup>)\u7535\u6d41\u5bc6\u5ea6\u4e0b\u7684\u521d\u59cb\u653e\u7535\u5bb9\u91cf\u4e3a193.9 mAh\u00b7g-1<\/sup>\uff0c500\u6b21\u5faa\u73af\u540e\u5bb9\u91cf\u4fdd\u6301\u7387\u4e3a93.1%\uff0c\u5e73\u5747\u7535\u538b\u4ecd\u7136\u8d85\u8fc73.1 V\uff1b\u572810 C\u65f6\u7684\u653e\u7535\u5bb9\u91cf\u53ef\u9ad8\u8fbe132.9 mAh\u00b7g-1<\/sup>\u3002<\/p>\n

\u3010\u56fe\u6587\u7b80\u4ecb\u3011<\/strong>
\n \u56fe1 \u9502\u7f3a\u9677\u578b\u5bcc\u9502\u5c42\u72b6\u6c27\u5316\u7269(LLLO)\u6b63\u6781\u6750\u6599\u7684\u8bbe\u8ba1\u4e0e\u5236\u5907\u8fc7\u7a0b<\/strong><\/p>\n

\"\"<\/p>\n

a) \u9502\u7f3a\u9677\u578b\u5bcc\u9502\u9530\u57fa\u6b63\u6781\u6750\u6599LLLO\u7684\u793a\u610f\u56fe\uff1b
\n b) \u9502\u7a7a\u4f4d\u7684\u793a\u610f\u56fe\uff1b
\n c) \u539f\u4f4d\u8bf1\u5bfc\u7684\u5c16\u6676\u77f3Li4<\/sub>Mn5<\/sub>O12<\/sub>\u8868\u9762\u5305\u8986\u793a\u610f\u56fe\uff1b
\n d) \u539f\u4f4d\u4f53\u76f8\u954d\u79bb\u5b50\u63ba\u6742\u793a\u610f\u56fe\uff1b
\n e) LLLO\u5236\u5907\u793a\u610f\u56fe\u3002<\/p>\n

\u56fe2 LLLO\u548cPLLO\u7535\u6781\u6750\u6599\u7684\u6210\u5206\u3001\u7ed3\u6784\u548c\u5f62\u8c8c\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

a) \u6b63\u5e38\u5bcc\u9502\u5c42\u72b6\u6c27\u5316\u7269(PLLO)\u548c\u9502\u7f3a\u9677\u578b\u5bcc\u9502\u5c42\u72b6\u6c27\u5316\u7269LLLO\u7684XRD\u56fe\u8c31\uff0c\u63d2\u56fe\u4e3a\u5c40\u90e8\u653e\u5927\u56fe\uff1b
\n b) LLLO\u7684Rietveld\u7cbe\u4fee\u7ed3\u679c\uff1b
\n c,d) PLLO\u7684SEM\u548cHRTEM\u56fe\u50cf\uff1b
\n e) LLLO\u7684SEM\u56fe\u50cf\uff1b
\n f,g) LLLO\u7684HRTEM\u56fe\u50cf\uff1b
\n h) LLLO\u7684HAADF\u56fe\u50cf\u3002<\/p>\n

\u56fe3 LLLO\u548cPLLO\u7535\u6781\u6750\u6599\u7684\u7535\u5316\u5b66\u6027\u80fd<\/strong><\/p>\n

\"\"<\/p>\n

a) 0.1C(1C= 250 mA\u00b7g-1<\/sup>)\u4e0b\u7684\u9996\u6b21\u5145-\u653e\u7535\u66f2\u7ebf\uff1b
\n b) LLLO\u7684CV\u66f2\u7ebf\uff0c\u626b\u901f\u4e3a0.05 mV\u00b7s-1<\/sup>\uff1b
\n c) \u500d\u7387\u6027\u80fd\uff1b
\n d) 2 C\u4e0b\u7684\u5faa\u73af\u6027\u80fd\uff1b
\n e) LLLO\u57281 C\u4e0b\u5faa\u73af\u7684\u6bd4\u5bb9\u91cf\u3001\u7535\u538b\u548c\u80fd\u91cf\u5bc6\u5ea6\uff0c\u6240\u6709\u7535\u6c60\u9996\u5148\u57280.1 C\u4e0b\u6d3b\u53161\u5708\u3002<\/p>\n

\u56fe4 LLLO\u548cPLLO\u6b63\u6781\u6750\u6599\u7684\u7ed3\u6784\u6f14\u5316\u4e0e\u50a8\u80fd\u673a\u7406<\/strong><\/p>\n

\"\"<\/p>\n

a) PLLO\u57280.5 C(2.0~4.8 V)\u7535\u6d41\u4e0b\u5faa\u73af\u65f6(003)\u548c(101)\u5cf0\u7684\u539f\u4f4d\u6f14\u53d8\uff1b
\n b) LLLO\u57280.5 C(2.0~4.8 V)\u7535\u6d41\u4e0b\u5faa\u73af\u65f6(003)\u548c(101)\u5cf0\u7684\u539f\u4f4d\u6f14\u53d8\uff1b
\n c) \u539f\u59cb\u534a\u7535\u6c60\u7684Zr\u968fw<\/em>-1\/2<\/sup>\u7684\u53d8\u5316\uff1b
\n d) \u6269\u6563\u8def\u5f84\u7684\u9876\u89c6\u56fe\uff1b
\n e,f) \u9502\u7a7a\u4f4d\u548c\u954d\u79bb\u5b50\u63ba\u6742\u5bf9Li+<\/sup>\u7684\u6269\u6563\u80fd\u5792\u7684\u5f71\u54cd\u3002<\/p>\n

\u56fe5 LLLO\u7535\u6781\u6750\u6599\u7684\u5faa\u73af\u7a33\u5b9a\u6027\u4e0e\u6027\u80fd\u589e\u5f3a\u673a\u5236<\/strong><\/p>\n

\"\"<\/p>\n

a,b) PLLO\u548cLLLO\u57282C\u4e0b\u5faa\u73af300\u6b21\u540e\u7684HRTEM\u56fe\u50cf\uff1b
\n c) LLLO\u5145-\u653e\u7535\u8fc7\u7a0b\u7684\u793a\u610f\u56fe\u3002<\/p>\n

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

\n \u7efc\u4e0a\u6240\u8ff0\uff0c\u4f5c\u8005\u4f7f\u7528\u7b80\u5355\u6709\u6548\u7684\u7b56\u7565\u6210\u529f\u5236\u5907\u4e86\u9502\u7f3a\u9677\u578b\u7684\u5bcc\u9502\u5c42\u72b6\u6c27\u5316\u7269Li1.098<\/sub>Mn0.533<\/sub>Ni0.113<\/sub>Co0.138<\/sub>O2<\/sub>\uff0c\u5176\u4e2d\u9502\u542b\u91cf\u4ec5\u5360\u539f\u59cb\u5bcc\u9502\u6750\u6599\u768483.5 at.%\u3002\u901a\u8fc7\u964d\u4f4e\u7145\u70e7\u8fc7\u7a0b\u4e2d\u9502\u6e90\u7684\u542b\u91cf\u5728\u6750\u6599\u4e2d\u5f15\u5165\u9002\u91cf\u9502\u7a7a\u4f4d\u3001\u539f\u4f4d\u8bf1\u5bfc\u8868\u9762\u5c16\u6676\u77f3\u76f8\u5305\u8986\u5c42\u548c\u4f53\u76f8\u954d\u63ba\u6742\u3002\u57fa\u4e8e\u539f\u4f4dXRD\u548cDFT\u7406\u8bba\u8ba1\u7b97\u7ed3\u679c\uff0c\u9884\u5148\u5f15\u5165\u7684\u9502\u7a7a\u4f4d\u80fd\u591f\u6709\u6548\u63d0\u9ad8\u9502\u7684\u5229\u7528\u7387\uff0c\u6539\u5584\u52a8\u529b\u5b66\u6027\u80fd\uff1b\u539f\u4f4d\u8868\u9762\u5c16\u6676\u77f3\u5305\u8986\u5c42\u53ef\u4ee5\u6291\u5236\u6676\u683c\u6c27\u7684\u91ca\u653e\uff1b\u539f\u4f4d\u4f53\u76f8\u954d\u63ba\u6742\u53ef\u4ee5\u7a33\u5b9a\u8131\u9502\u6001\u65f6\u6750\u6599\u7684\u6676\u4f53\u7ed3\u6784\u3002\u56e0\u6b64\uff0c\u9502\u7f3a\u9677\u578b\u7684\u5bcc\u9502\u5c42\u72b6\u6c27\u5316\u7269\u6b63\u6781\u6750\u6599\u663e\u793a\u51fa\u4f18\u5f02\u7684\u50a8\u9502\u6027\u80fd\u3002\u9502\u7f3a\u9677\u7b56\u7565\u5177\u6709\u5408\u6210\u8fc7\u7a0b\u7b80\u5355\u3001\u6210\u672c\u4f4e\u4ee5\u53ca\u91cd\u590d\u6027\u597d\u7b49\u4f18\u70b9\uff0c\u6781\u5177\u89c4\u6a21\u5316\u5236\u5907\u6f5c\u529b\u3002\u6b64\u5916\uff0c\u4f5c\u8005\u76f8\u4fe1\u4e0a\u8ff0\u8bbe\u8ba1\u7406\u5ff5\u53ef\u8fdb\u4e00\u6b65\u63a8\u5e7f\u5230\u5176\u4ed6\u5c42\u72b6\u6c27\u5316\u7269\u6b63\u6781\uff0c\u4ee5\u671f\u6539\u5584\u5176\u52a8\u529b\u5b66\u6027\u80fd,\u63d0\u5347\u9502\u5229\u7528\u7387\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1aLithium Deficiencies Engineering in Li-Rich Layered Oxide Li1.098<\/sub>Mn0.533<\/sub>Ni0.113<\/sub>Co0.138<\/sub>O2<\/sub> for HighStability Cathode <\/a><\/strong>(J. Am. Chem. Soc.<\/strong>, 2019, DOI: 10.1021\/jacs.9b04974)<\/p>\n

\u672c\u6587\u7531abc940504\u3010\u8096\u6770\u3011\u7f16\u8bd1\u6574\u7406\uff0c\u53c2\u4e0e\u65b0\u80fd\u6e90\u8bdd\u9898\u8ba8\u8bba\u8bf7\u52a0\u5165\u201c\u6750\u6599\u4eba\u65b0\u80fd\u6e90\u6750\u6599\u4ea4\u6d41\u7fa4 422065953\u201d\u3002<\/p>\n

\u6295\u7a3f\u4ee5\u53ca\u5185\u5bb9\u5408\u4f5c\u53ef\u52a0\u7f16\u8f91\u5fae\u4fe1\uff1acailiaokefu\uff0c\u6211\u4eec\u4f1a\u9080\u8bf7\u5404\u4f4d\u8001\u5e08\u52a0\u5165\u4e13\u5bb6\u7fa4\u3002<\/strong><\/p>\n

\u6b22\u8fce\u5927\u5bb6\u5230\u6750\u6599\u4eba\u5ba3\u4f20\u79d1\u6280\u6210\u679c\u5e76\u5bf9\u6587\u732e\u8fdb\u884c\u6df1\u5165\u89e3\u8bfb\uff0c\u6295\u7a3f\u90ae\u7bb1tougao@cailiaoren.com\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u3010\u5f15\u8a00\u3011 \u5bcc\u9502\u5c42\u72b6\u6c27\u5316\u7269(LLO)\u5177\u6709\u4f4e\u6210\u672c\u3001\u9ad8\u5de5\u4f5c\u7535\u538b\u548c\u9ad8\u6bd4\u5bb9\u91cf\u7b49\u4f18\u70b9\uff0c\u662f\u6781\u5177\u5e94\u7528\u524d\u666f\u7684\u9502\u79bb\u5b50\u7535\u6c60\u6b63\u6781\u6750\u6599\u4e4b\u4e00\u3002LLO\u7684\u9ad8\u6bd4\u5bb9\u91cf\u6765\u6e90\u4e8e\u5360\u636e\u8fc7\u6e21\u91d1\u5c5e\u5c42\u4e2d\u989d\u5916\u7684\u9502…<\/p>\n","protected":false},"author":4931,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[3667,4071,4072,1295],"class_list":["post-178845","post","type-post","status-publish","format-standard","hentry","category-jiedu","tag-3667","tag-4071","tag-4072","tag-mailiqiang"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/178845"}],"collection":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/users\/4931"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=178845"}],"version-history":[{"count":3,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/178845\/revisions"}],"predecessor-version":[{"id":178876,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/178845\/revisions\/178876"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=178845"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=178845"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=178845"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}