{"id":113540,"date":"2017-11-25T06:30:45","date_gmt":"2017-11-24T22:30:45","guid":{"rendered":"\/\/m.iemloyee.com\/?p=113540"},"modified":"2017-11-27T21:45:43","modified_gmt":"2017-11-27T13:45:43","slug":"nat-commun-%ef%bc%9a%e6%97%a0%e6%89%80%e4%b8%8d%e8%83%bd%e7%9a%84%e7%9f%b3%e5%a2%a8%e7%83%af-%e7%9f%b3%e5%a2%a8%e7%83%af%e7%90%83%e7%94%a8%e4%ba%8e%e8%b6%85%e5%bf%ab%e5%85%85%e7%94%b5%e9%ab%98","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=113540","title":{"rendered":"Nat.Commun.\uff1a\u65e0\u6240\u4e0d\u80fd\u7684\u77f3\u58a8\u70ef-\u77f3\u58a8\u70ef\u7403\u7528\u4e8e\u8d85\u5feb\u5145\u7535\u9ad8\u4f53\u79ef\u5bc6\u5ea6\u9502\u7535\u6c60\u8d1f\u6781"},"content":{"rendered":"

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

\u9502\u7535\u6c60\u5728\u5f53\u4eca\u4eba\u7c7b\u793e\u4f1a\u751f\u6d3b\u4e2d\u5e94\u7528\u5e7f\u6cdb\uff0c\u5982\u7535\u52a8\u6c7d\u8f66\u548c\u4fbf\u643a\u5f0f\u7535\u5b50\u8bbe\u5907\u7b49\u3002\u7136\u800c\uff0c\u8fd9\u4e9b\u5546\u4e1a\u5316\u7684\u9502\u7535\u6c60\u80fd\u91cf\u5bc6\u5ea6\u504f\u4f4e\uff0c\u4e0d\u80fd\u5b8c\u5168\u6ee1\u8db3\u65e5\u5e38\u4f7f\u7528\u7684\u9700\u6c42\u3002\u800c\u4e14\u5927\u90e8\u5206\u7535\u6c60\u5728\u5feb\u901f\u5145\u653e\u7535\u8fc7\u7a0b\u4e2d\u5bb9\u91cf\u4f1a\u4e0b\u964d\uff0c\u5176\u500d\u7387\u7279\u6027\u8f83\u5dee\u3002<\/p>\n

\u6b64\u5916\uff0c\u9664\u4e86\u80fd\u91cf\u5bc6\u5ea6\u548c\u5feb\u5145\uff0c\u8fbe\u5230\u9ad8\u6e29\u65f6\uff0860\u6444\u6c0f\u5ea6\u5de6\u53f3\uff09\u957f\u5faa\u73af\u5bff\u547d\u7684\u6027\u80fd\u4e5f\u5341\u5206\u91cd\u8981\u3002\u76ee\u524d\u4e3a\u6b62\uff0c\u88ab\u8ba4\u4e3a\u80fd\u53d6\u4ee3LiCoO2<\/sub>\u7684\u5bcc\u954d\u548c\u5bcc\u9502\u5c42\u72b6\u6c27\u5316\u7269\u6750\u6599\u5728\u5feb\u5145\u8fc7\u7a0b\u4e2d\uff0c\u80fd\u91cf\u5bc6\u5ea6\u548c\u5faa\u73af\u5bff\u547d\u635f\u8017\u57fa\u672c\u53ef\u4ee5\u5ffd\u7565\u3002\u56e0\u6b64\u5bfb\u627e\u4e00\u79cd\u5148\u8fdb\u7684\u8d1f\u6781\u6750\u6599\u7528\u4e8e\u5feb\u5145\u5341\u5206\u91cd\u8981\uff0c\u56e0\u4e3a\u73b0\u4eca\u7684\u77f3\u58a8\u8d1f\u6781\u5728\u9ad8\u500d\u7387\u5145\u7535\u65f6\u4f1a\u6709\u91d1\u5c5e\u9502\u6c89\u79ef\u4ea7\u751f\u9502\u679d\u6676\u3002<\/p>\n

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

\u8fd1\u65e5\uff0c\u6765\u81ea\u97e9\u56fd\u4e09\u661f\u5148\u8fdb\u6280\u672f\u7814\u7a76\u9662\u7684<\/strong>In Hyuk Son<\/strong>\u535a\u58eb\u56e2\u961f\u3001\u97e9\u56fd\u9996\u5c14\u56fd\u7acb\u5927\u5b66\u7684<\/strong>Jang Wook Choi<\/strong>\u6559\u6388\u56e2\u961f\uff08\u5171\u540c\u901a\u8baf\u4f5c\u8005\uff09<\/strong>\u8054\u5408\u97e9\u56fd\u7535\u6c14\u7814\u7a76\u9662\u3001<\/strong>SDI<\/strong>\u7814\u53d1\u4e2d\u5fc3<\/strong>\u5728\u8457\u540d\u671f\u520aNature Communications<\/strong>\u4e0a\u53d1\u8868\u9898\u4e3a\u201d Graphene balls for lithium rechargeable batteries with fast charging and high volumetric energy densities<\/strong>\u201d\u7684\u6587\u7ae0\u3002\u8be5\u6587\u7ae0\u62a5\u9053\u4e86\u4e00\u79cd\u77f3\u58a8\u70ef-SiOx<\/sub>\u7ec4\u88c5\u7684\u77f3\u58a8\u70ef\u7403\u4f5c\u4e3a\u6d82\u5c42\u6750\u6599\u7528\u4e8e\u9ad8\u5bb9\u91cf\u5bcc\u954d\u5c42\u72b6\u6b63\u6781\u6750\u6599\u548c\u9502\u7535\u6c60\u8d1f\u6781\u6750\u6599\u3002\u6bcf\u4e00\u4e2a\u77f3\u58a8\u70ef\u7403\u90fd\u7531SiOx<\/sub>\u7eb3\u7c73\u9897\u7c92\u4f4d\u4e8e\u4e2d\u5fc3\u3001\u77f3\u58a8\u70ef\u5c42\u4f4d\u4e8e\u5916\u5c42\u7ec4\u6210\uff0c\u7c7b\u4f3c\u4e8e3D\u7206\u7c73\u82b1\u72b6\u7ed3\u6784\u3002SiOx<\/sub>\u7eb3\u7c73\u9897\u7c92\u6709\u591a\u91cd\u4f5c\u7528\uff0c\u4f8b\u5982\u5728\u77f3\u58a8\u70ef\u751f\u957f\u8fc7\u7a0b\u4e2d\u907f\u514dSiC\u5c42\u5728SiOx<\/sub>-\u77f3\u58a8\u70ef\u754c\u9762\u7684\u5f62\u6210\uff0c\u786e\u4fdd\u77f3\u58a8\u70ef\u7403\u80fd\u5747\u5300\u5305\u8986\u5728\u6b63\u6781\u6750\u6599\u4e0a\uff0c\u786e\u4fdd\u4e86\u7528\u4e8e\u8d1f\u6781\u6750\u6599\u65f6\u7684\u9ad8\u6bd4\u5bb9\u91cf\u3002\u77f3\u58a8\u70ef\u7403\u5728\u5bcc\u954d\u6b63\u6781\u6750\u6599\u4e0a\u5747\u5300\u5305\u8986\u589e\u5f3a\u4e86\u7535\u89e3\u6db2\u548c\u7535\u6781\u754c\u9762\u7684\u7a33\u5b9a\u6027\uff0c\u63d0\u5347\u4e86\u6b63\u6781\u5feb\u5145\u6027\u80fd\u548c\u5faa\u73af\u7a33\u5b9a\u6027\u3002\u5229\u7528\u77f3\u58a8\u70ef\u7403\u5305\u8986\u7684\u6b63\u6781\u548c\u77f3\u58a8\u70ef\u7403\u8d1f\u6781\u5236\u6210\u7684\u5168\u7535\u6c60\uff0c\u5728\u5546\u4e1a\u5316\u7535\u6c60\u6761\u4ef6\u4e0b\u5177\u6709800Wh L-1<\/sup>\u7684\u9ad8\u4f53\u79ef\u80fd\u91cf\u5bc6\u5ea6\uff0c60\u2103\u4e0b\u5faa\u73af500\u6b21\u4ecd\u670978.6%\u7684\u5bb9\u91cf\u4fdd\u6301\u7387\u3002<\/p>\n

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

\u56fe\u4e00\uff1a<\/strong>SiO2<\/sub><\/strong>\u7eb3\u7c73\u9897\u7c92\u751f\u957f\u77f3\u58a8\u70ef\u3002<\/strong><\/p>\n

\"\"<\/p>\n

a) CVD\u751f\u957f\u4e4b\u524d\u7684TEM\uff1b<\/p>\n

CVD\u751f\u957fb)5min\u4e4b\u540ec)30min\u4e4b\u540e\u7684TEM\uff1b<\/p>\n

d)-f):a)-c)\u56fe\u4e2d\u5bf9\u5e94\u7684\u653e\u5927\u56fe\uff1b<\/p>\n

g) 30min\u751f\u957f\u7684\u77f3\u58a8\u70ef\u4ee5\u53ca\u539f\u5b50\u80fd\u7ea7\u7684\u653e\u5927\u56fe\uff1b<\/p>\n

h) \u7206\u7c73\u82b1\u72b6\u77f3\u58a8\u70ef\u7684\u751f\u957f\u793a\u610f\u56fe\u3002<\/p>\n

\u56fe\u4e8c\uff1a\u77f3\u58a8\u70ef\u7403\u5728\u751f\u957f\u8fc7\u7a0b\u4e2d\u7684\u5206\u6790\u3002<\/strong><\/p>\n

\"\"<\/p>\n

CVD\u751f\u957f\u8fc7\u7a0b\u4e2d\u68c0\u6d4b\u77f3\u58a8\u70ef\u751f\u957f\u8fd0\u7528\u7684\u8868\u5f81\u624b\u6bb5\uff1a<\/p>\n

a) XRD; \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 b) XPS;<\/p>\n

c) XPS\u4e2dSi 2p\u5cf0\uff1b \u00a0 \u5728SiO2<\/sub>\u4e0a\u751f\u957f\u77f3\u58a8\u70efd)-e)5min\u548cf)-g)30min\u4e4b\u540e\uff0cC,O,Si\u7684EDX\u56fe\u3002<\/p>\n

\u56fe\u4e09\uff1a\u77f3\u58a8\u70ef\u7403\u5305\u8986\u5728<\/strong>LiNi0.6<\/sub>Co0.1<\/sub>Mn0.3<\/sub>O2<\/sub><\/strong>\u3002<\/strong><\/p>\n

\"\"<\/p>\n

a)-c) \u751f\u957f\u77f3\u58a8\u70ef\u524d\u7684SiO2<\/sub>\u7eb3\u7c73\u7403\uff1b<\/p>\n

b)-d) \u5305\u8986\u77f3\u58a8\u70ef\u540e\u7684\u77f3\u58a8\u70ef\u7403\uff1b<\/p>\n

\u77f3\u58a8\u70ef\u7247e)\u5305\u8986\u524d\u548cf)\u5305\u8986\u540e\u7684TEM\u56fe\uff1b<\/p>\n

i) \u77f3\u58a8\u70ef\u7403\u7684\u62c9\u66fc\u56fe\uff1b<\/p>\n

j) \u4e09\u79cd\u6837\u54c1\u7684C 1s\u5cf0\u7684XPS\u56fe\uff1b<\/p>\n

k) \u77f3\u58a8\u70ef\u7403\u5305\u8986\u5728LiNi6<\/sub>Co0.1<\/sub>Mn0.3<\/sub>O2<\/sub>\u4e0a\u7684\u793a\u610f\u56fe\u3002<\/p>\n

\u56fe\u56db\uff1a\u5feb\u901f\u5145\u653e\u7535\u548c\u5faa\u73af\u7684\u6027\u80fd\u8868\u5f81\u3002<\/strong><\/p>\n

\"\"<\/p>\n

2.5-4.3V\u7535\u538b\u8303\u56f4\u4e0ba)25\u2103\u548cb)60\u2103\u7684\u500d\u7387\u7279\u6027\u56fe\uff1a<\/p>\n

\u4e0d\u540c\u622a\u6b62\u7535\u538b\u4e0bc)25\u2103\u548cd)60\u2103\u7684\u5faa\u73af\u6027\u80fd\u56fe\uff1b<\/p>\n

e)\u521d\u59cb\u88c5\u5929\u4e0bNCM\u548c60\u21034.3V\u622a\u6b62\u7535\u538b\u4e0b100\u6b21\u5faa\u73af\u7684\u77f3\u58a8\u70ef\u7403\u5305\u8986NCM\uff1b<\/p>\n

\u56fe\u4e94\uff1a\u534a\u7535\u6c60\u548c\u5168\u7535\u6c60\u6d4b\u8bd5\u6027\u80fd\u3002<\/strong><\/p>\n

\"\"<\/p>\n

a) 25\/60\u2103\u4e0b\u77f3\u58a8\u70ef\u7403\u8d1f\u6781\u7684\u534a\u7535\u6c60\u500d\u7387\u7279\u6027\uff1b<\/p>\n

b) 5C\u7535\u6d41\u5bc6\u5ea625\/50\u2103\u4e0b\u77f3\u58a8\u70ef\u7403\u8d1f\u6781\u7684\u957f\u5faa\u73af\u6027\u80fd\u56fe\uff1b<\/p>\n

5C\u7535\u6d41\u5bc6\u5ea6\u5faa\u73af500\u6b21\u7684\u77f3\u58a8\u70ef\u7403\u8d1f\u6781c)SEM\u622a\u9762\u56fe\u53ca\u5176d)\u653e\u5927\u56fe\uff1a<\/p>\n

e) \u77f3\u58a8\u70ef\u7403-NCM\/\u77f3\u58a8\u70ef\u7403\u5168\u7535\u6c60\u57285C\u4e0b25\/60\u2103\u7684\u957f\u5faa\u73af\u7279\u6027\u3002<\/p>\n

\u56fe\u516d\uff1a<\/strong>60<\/strong>\u2103\u5faa\u73af<\/strong>500<\/strong>\u6b21\u540e\u5168\u7535\u6c60\u6027\u80fd\u8868\u5f81\u3002<\/strong><\/p>\n

\"\"<\/p>\n

a)-b) \u77f3\u58a8\u70ef\u7403-NCM\u4f4e\u500d\/\u9ad8\u500dSEM\u56fe\uff1b<\/p>\n

c) \u622a\u9762\u7684STEM\u56fe\uff1b<\/p>\n

d) \u56fec\u4e2dC,F,Pt\u4e09\u79cd\u5143\u7d20\u7684EDX\u56fe\uff1b<\/p>\n

e) \u77f3\u58a8\u70ef\u7403-NCM\u8868\u9762\u7684\u9ad8\u500dSTEM\u56fe\uff1b<\/p>\n

f) NCM\u8868\u9762\u7684TEM\u56fe\u3002<\/p>\n

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

\u901a\u8fc7CVD\u6cd5\u5236\u5907\u4e86\u77f3\u58a8\u70ef-\u6c27\u5316\u7845\u590d\u5408\u7269\uff0c\u65e2\u77f3\u58a8\u70ef\u7403\u3002\u5176\u5206\u5c42\u4e09\u7ef4\u7ed3\u6784\u4f7f\u5f97\u6c27\u5316\u7845\u9897\u7c92\u4e4b\u95f4\u751f\u957f\u4e86\u77f3\u58a8\u70ef\uff0c\u901a\u8fc7Nobilta\u7403\u78e8\u6280\u672f\u5c061wt%\u77f3\u58a8\u70ef\u7403\u5747\u5300\u6d82\u8986\u5728\u5bcc\u954d\u5c42\u72b6\u6b63\u6781\u6750\u6599\u4e2d\u3002\u901a\u8fc7\u6291\u5236\u4e0d\u5229\u7684\u526f\u53cd\u5e94\u548c\u63d0\u9ad8\u5bfc\u7535\u6027\uff0c\u63d0\u5347\u4e86\u5faa\u73af\u5bff\u547d\u548c\u5feb\u5145\u6027\u80fd\u3002\u77f3\u58a8\u70ef\u7403\u7528\u4e8e\u8d1f\u6781\u6bd4\u5bb9\u91cf\u8fbe\u5230716.2mAh g-1<\/sup>\uff0c\u4e0e\u6ca1\u6709\u4f7f\u7528\u77f3\u58a8\u70ef\u7403\u7684\u7535\u6c60\u76f8\u6bd4\uff0c\u5728\u5546\u4e1a\u5316\u5236\u5907\u7684\u6761\u4ef6\u4e0b\u5168\u7535\u6c60\u7684\u4f53\u79ef\u80fd\u91cf\u5bc6\u5ea6\u63d0\u5347\u4e8627.6%\uff0c\u8fbe\u5230800Wh L-1<\/sup>\uff0c5C\u500d\u738760\u2103\u4e0b\u5faa\u73af500\u6b21\u7535\u5bb9\u4fdd\u6301\u91cf\u4ecd\u670978.6%\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5:<\/strong> Graphene balls for lithium rechargeable batteries with fast charging and high volumetric energy densities<\/a>(Nat.Commun\uff0c2017\uff0cDOI\uff1a10.1038\/s41467-017-01823-7)<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u65b0\u80fd\u6e90\u7ec4Jespen\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u6574\u7406\u7f16\u8f91\u3002<\/p>\n

\u6750\u6599\u725b\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\u5927\u5bb6\u5ead<\/a>\u3002<\/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

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