{"id":167252,"date":"2019-02-17T06:17:29","date_gmt":"2019-02-16T22:17:29","guid":{"rendered":"\/\/m.iemloyee.com\/?p=167252"},"modified":"2019-02-16T20:44:26","modified_gmt":"2019-02-16T12:44:26","slug":"%e5%b7%b2%e6%a0%a1-%e5%8c%97%e8%88%aa%e9%83%ad%e6%9e%97%e7%8e%8b%e5%8d%8eadv-mater-%e5%85%b7%e6%9c%89%e5%90%84%e5%90%91%e5%bc%82%e6%80%a7%e8%86%a8%e8%83%80%e7%9a%84%e5%af%a1%e5%b1%82%e9%93%8b","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=167252","title":{"rendered":"\u5317\u822a\u90ed\u6797&\u738b\u534eAdv. Mater. : \u5177\u6709\u5404\u5411\u5f02\u6027\u81a8\u80c0\u7684\u5be1\u5c42\u94cb\u70ef\u53ca\u5176\u50a8\u94a0\u6027\u80fd"},"content":{"rendered":"
\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n \n \u94a0\u79bb\u5b50\u7535\u6c60(SIB)\u9886\u57df\u9762\u4e34\u7684\u4e3b\u8981\u79d1\u5b66\u6311\u6218\u4e4b\u4e00\u5728\u4e8e\u5f00\u53d1\u5177\u6709\u9ad8\u9762\u79ef\u5bb9\u91cf\u7684\u65b0\u7535\u6781\u6750\u6599\uff0c\u5408\u91d1\u57fa\u6750\u6599\u6709\u671b\u4f5c\u4e3a\u9ad8\u5bb9\u91cf\u7535\u6781\u4ee5\u4ee3\u66ff\u77f3\u58a8\u78b3\u3002\u7279\u522b\u7684\uff0c\u94cb(Bi)\u662fSIB\u7684\u6709\u5438\u5f15\u529b\u7684\u8d1f\u6781\u5907\u9009\u6750\u6599\uff0c\u56e0\u4e3a\u5176\u5177\u6709\u9ad8\u7684\u7406\u8bba\u4f53\u79ef\u5bb9\u91cf\u4ee5\u53ca\u4e0e\u94a0\u5f62\u6210\u5408\u91d1\u7684\u6f5c\u529b\u3002\u5728\u5916\u89c2\u548c\u7ed3\u6784\u65b9\u9762\uff0c\u94cb\u4e0e\u77f3\u58a8\u975e\u5e38\u7c7b\u4f3c\uff0c\u4e3a\u5177\u6709\u7531\u516d\u5143\u73af\u7ec4\u6210\u7684\u8936\u76b1\u5c42\u72b6\u6676\u4f53\u7ed3\u6784\u3002\u5176\u6cbfc\u8f74\u7684\u5c42\u95f4\u8ddd\u4e3a3.979 \u00c5\uff0c\u6781\u5927\u5730\u4fc3\u8fdb\u4e86\u9502(1.52 \u00c5)\u548c\u94a0(2.04 \u00c5)\u79bb\u5b50\u7684\u6269\u6563\uff0c\u6709\u671b\u4f5c\u4e3a\u826f\u597d\u7684\u8d1f\u6781\u6750\u6599\u3002\u4ee4\u4eba\u9057\u61be\u7684\u662f\uff0c\u5728\u94a0\u5316\/\u8131\u94a0\u8fc7\u7a0b\u4e2d\u7531\u4e8e352 %\u7684\u4f53\u79ef\u53d8\u5316\u5f15\u8d77\u7684\u4e25\u91cd\u7c89\u788e\u800c\u5bfc\u81f4\u94cb\u5bb9\u91cf\u8870\u51cf\u4e25\u91cd\u3002\u66f4\u91cd\u8981\u7684\u662f\uff0c\u7535\u6c60\u5de5\u4f5c\u8fc7\u7a0b\u4e2d\u94cb\u7684\u5177\u4f53\u81a8\u80c0\u673a\u7406\u5c1a\u4e0d\u6e05\u695a\u3002\u56e0\u6b64\uff0c\u4e9f\u5f85\u89e3\u5f00\u7535\u8377\u5b58\u50a8\u673a\u7406\u5e76\u63d0\u51fa\u5408\u7406\u7684\u7eb3\u7c73\u7ed3\u6784\u8bbe\u8ba1\u4ee5\u9002\u5e94\u4f53\u79ef\u81a8\u80c0\u548c\u4f18\u5316\u94cb\u57faSIB\u7684\u6027\u80fd\u3002<\/p>\n \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n \n \u8fd1\u65e5\uff0c\u5317\u4eac\u822a\u7a7a\u822a\u5929\u5927\u5b66\u90ed\u6797\u6559\u6388\u3001\u738b\u534e\u526f\u6559\u6388(\u5171\u540c\u901a\u8baf\u4f5c\u8005)\u7b49<\/strong>\u5236\u5907\u4e86\u5177\u6709\u5927\u7eb5\u6a2a\u6bd4\u7684\u8d85\u8584\u5be1\u5c42\u94cb\u70ef(FLB)\uff0c\u5c06\u5176\u5e94\u7528\u4e8e\u94a0\u79bb\u5b50\u7535\u6c60\uff0c\u5e76\u5728Adv. Mater.<\/strong>\u4e0a\u53d1\u8868\u4e86\u9898\u4e3a\u201cFew-Layer Bismuthene with Anisotropic Expansion for High-Areal-Capacity Sodium-Ion Batteries<\/strong>\u201d\u7684\u7814\u7a76\u8bba\u6587\u3002\u4f5c\u8005\u5229\u7528\u539f\u4f4d\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\u3001X\u5c04\u7ebf\u884d\u5c04\u6280\u672f\u4ee5\u53ca\u7406\u8bba\u5206\u6790\uff0c\u53d1\u73b0\u6cbfz\u8f74\u53d1\u751f142 %\u7684\u5404\u5411\u5f02\u6027\u5bb9\u91cf\u81a8\u80c0\u5f88\u5927\u7a0b\u5ea6\u4e0a\u662f\u7531\u4e8e\u94a0\u5316\u671f\u95f4\u7684\u5408\u91d1\u53cd\u5e94\uff0c\u663e\u8457\u964d\u4f4e\u4e86\u94cb\u7535\u6781\u7684\u7535\u5316\u5b66\u6027\u80fd\u3002\u5177\u6709\u5927\u7eb5\u6a2a\u6bd4\u7684\u8d85\u8584\u5be1\u5c42\u94cb\u70ef\u53ef\u4ee5\u51cf\u8f7b\u6cbfz\u8f74\u7684\u81a8\u80c0\u5e94\u53d8\uff0c\u539a\u5ea6\u53ef\u8c03\u7684\u72ec\u7acb\u5f0f\u94cb\u70ef\/\u77f3\u58a8\u70ef\u590d\u5408\u7535\u6781\u5b9e\u73b0\u4e86\u7a33\u5b9a\u768412.1 mAh\u00b7cm-2<\/sup>\u94a0\u5b58\u50a8\u5bb9\u91cf\uff0c\u5927\u5927\u8d85\u8fc7\u4e86\u5927\u591a\u6570\u62a5\u9053\u7684\u7535\u6781\u6750\u6599\u3002\u63a2\u660e\u7535\u8377\u5b58\u50a8\u673a\u7406\u548c\u6240\u83b7\u5f97\u7684\u4f18\u8d8a\u9762\u79ef\u5bb9\u91cf\u5e94\u6709\u52a9\u4e8e\u5f00\u53d1\u7528\u4e8e\u5b9e\u9645\u7535\u5316\u5b66\u50a8\u80fd\u5e94\u7528\u7684\u94cb\u57fa\u9ad8\u6027\u80fd\u8d1f\u6781\u3002<\/p>\n \u3010\u56fe\u6587\u7b80\u4ecb\u3011<\/strong> a) \u7535\u5316\u5b66\u94a0\u5316\u8fc7\u7a0b\u4e2d\u94cb\u901a\u8fc7NaBi\u5230Na3<\/sub>Bi\u7ed3\u6784\u6f14\u5316\u7684\u793a\u610f\u56fe\uff0c\u5176\u4e2d\u7d2b\u8272\u7403\u4ee3\u8868\u94cb\u539f\u5b50\uff0c\u9ec4\u8272\u7403\u4ee3\u8868\u94a0\u539f\u5b50\uff1b \u56fe2 \u94cb\u7684\u50a8\u94a0\u673a\u7406<\/strong><\/p>\n a) \u94cb\u8d1f\u6781\u5728\u4e0d\u540c\u5de5\u4f5c\u72b6\u6001\u4e0b\u7684\u539f\u4f4dXRD\u56fe\u8c31\u4ee5\u53ca\u5728\u521d\u59cb\u5faa\u73af\u671f\u95f4\u5145\/\u653e\u7535\u5bb9\u91cf\u968f\u7535\u538b\u7684\u53d8\u5316\uff1b \u56fe3 FLB\u7684\u7ed3\u6784\u8868\u5f81<\/strong><\/p>\n a) FLB\u548c\u5757\u4f53\u94cb\u7684XRD\u8c31\uff1b \u56fe4 FLB-G\u7684\u7535\u5316\u5b66\u8868\u5f81<\/strong><\/p>\n a) FLB-G\u8584\u819c\u7684\u6a2a\u622a\u9762SEM\u56fe\u50cf\u548c\u6570\u7801\u7167\u7247\uff1b \u56fe5 \u4e0d\u540c\u8d28\u91cf\u8d1f\u8f7d\u7535\u6781\u7684\u6027\u80fd\u6307\u6807<\/strong><\/p>\n a) FLB-G\u8584\u819c\u7684\u9762\u79ef\u52a0\u8f7d\u4e0e\u539a\u5ea6\u5173\u7cfb\u56fe\uff1b \u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n \n \u7efc\u4e0a\u6240\u8ff0\uff0c\u4f5c\u8005\u7ed3\u5408\u539f\u4f4dTEM\u548cXRD\u6280\u672f\u5168\u9762\u7814\u7a76\u4e86\u94cb\u7684\u7535\u8377\u50a8\u5b58\u673a\u7406\uff0c\u5e76\u8868\u660e\u94cb\u7ecf\u8fc7\u4e24\u6b65\u79bb\u5b50\u5d4c\u5165\u673a\u5236\uff0c\u968f\u540e\u662f\u53ef\u9006\u7684\u6676\u76f8\u6f14\u53d8(Bi\u21cbNaBi\u21cbNa3<\/sub>Bi)\u3002\u7279\u522b\u7684\uff0c\u4f5c\u8005\u6d4b\u5b9a\u4e86\u2248142 %\u5404\u5411\u5f02\u6027\u4f53\u79ef\u81a8\u80c0\uff0c\u4e3b\u8981\u662f\u7531\u4e8e\u6cbfz\u8f74\u53d1\u751f\u7684\u5408\u91d1\u53cd\u5e94\uff0c\u5bfc\u81f4\u5faa\u73af\u65f6\u5bb9\u91cf\u5feb\u901f\u8870\u51cf\u3002\u968f\u540e\u4f5c\u8005\u5408\u7406\u8bbe\u8ba1\u5e76\u6210\u529f\u5408\u6210\u4e86\u4e00\u79cd2D FLB\uff0c\u53ef\u4ee5\u51cf\u8f7b\u6cbf\u5173\u952ez\u8f74\u7d2f\u79ef\u7684\u5e94\u529b\uff0c\u5e76\u5141\u8bb8\u94a0\u79bb\u5b50\u7531\u4e8e\u8f83\u77ed\u7684\u6269\u6563\u8ddd\u79bb\u800c\u5feb\u901f\u6269\u6563\u3002\u4f5c\u8005\u76f4\u63a5\u91c7\u7528\u5177\u6709\u53ef\u8c03\u539a\u5ea6\u7684\u72ec\u7acb\u5f0fFLB-G\u8584\u819c\u4f5c\u4e3a\u5de5\u4f5c\u7535\u6781\uff0c\u5e76\u4e14\u7531\u4e8e\u5bfc\u7535\u7f51\u7edc\u7ed3\u6784\uff0c\u83b7\u5f97\u4e86\u7a33\u5b9a\u4e14\u9ad8\u7684\u9762\u79ef\u5bb9\u91cf12.1 mAh\u00b7cm-2<\/sup>\uff0c\u539a\u5ea6\u4e3a143 \u03bcm\uff0c\u5e76\u4e14\u5bb9\u91cf\u8d85\u8fc7\u5927\u591a\u6570\u5148\u524d\u62a5\u9053\u7684\u7535\u6781\u6750\u6599\u3002<\/p>\n
\n \u56fe1 \u539f\u4f4dTEM\u5b9e\u9a8c<\/strong><\/p>\n<\/p>\n
\n b) \u539f\u59cb\u94cb\u7247\u7684\u9ad8\u5206\u8fa8TEM\u56fe\u50cf\uff1b
\n c-e) \u94cb\u4e2d\u7684\u65f6\u95f4\u63a8\u79fbTEM\u56fe\u50cf\u3002<\/p>\n<\/p>\n
\n b) \u9996\u5708\u5faa\u73af\u671f\u95f4\u9009\u5b9a\u76842\u03b8\u8303\u56f4\u5185\u7684XRD\u56fe\u8c31\uff1b
\n c-e) 0.05 A\u00b7g-1<\/sup>\u7535\u6d41\u5bc6\u5ea6\u4e0b\uff0c\u94cb\u7535\u6781\u57280.75-2.1\u30010.59-2.1\u548c0.1-2.1 V\u7684\u5145\u653e\u7535\u66f2\u7ebf\uff1b
\n f) 0.05 A\u00b7g-1<\/sup>\u7535\u6d41\u5bc6\u5ea6\u4e0b\uff0c\u94cb\u7535\u6781\u5728\u4e0d\u540c\u7535\u538b\u8303\u56f4\u4e4b\u95f4\u7684\u653e\u7535\u5bb9\u91cf\u4fdd\u6301\u7387\u3002<\/p>\n<\/p>\n
\n b) FLB\u7684SEM\u56fe\u50cf\uff1b
\n c) \u94cb\u7247\u7684TEM\u56fe\u50cf\uff1b
\n d) b\u56fe\u4e2d\u6240\u9009\u533a\u57df\u5177\u6709\u6d4b\u91cf\u6676\u683c\u95f4\u8ddd\u7684HRTEM\u56fe\u50cf\uff0c\u5185\u63d2\u4e3a\u76f8\u5e94\u7684FFT\u56fe\u8c31\uff1b
\n e) FLB\u7684\u4f4e\u500dSTEM\u56fe\u50cf\uff1b
\n f) Bi\u5143\u7d20\u5206\u5e03\u56fe\u50cf\uff1b
\n g) FLB\u7684\u9ad8\u5206\u8fa8Bi 4f XPS\u5149\u8c31\uff1b
\n h) AFM\u56fe\u50cf\u548c\u76f8\u5e94\u7684\u9ad8\u5ea6\u66f2\u7ebf\u3002<\/p>\n<\/p>\n
\n b) 0.1mV\u00b7s-1<\/sup>\u4e0b\uff0cFLB-G\u7535\u6781\u57280.1\u548c2.1 V\u4e4b\u95f4\u7684CV\u66f2\u7ebf\uff1b
\n c) FLB-G\u7b2c\u4e94\u6b21\u5faa\u73af\u7684GITT\u66f2\u7ebf\uff1b
\n d) FLB-G\u548c\u77f3\u58a8\u70ef\u8584\u819c\u5728\u4e0d\u540c\u7535\u6d41\u5bc6\u5ea6\u4e0b\u7684\u500d\u7387\u6027\u80fd\uff1b
\n e) \u57280.05 mA\u00b7cm-2<\/sup>\u7684\u7535\u5316\u5b66\u9884\u5904\u740620\u4e2a\u5faa\u73af\u540e\uff0cFLB-G\u57281.2 mA\u00b7cm-2<\/sup>\u7684\u7535\u6d41\u5bc6\u5ea6\u4e0b\u7684\u5faa\u73af\u6027\u80fd\u3002<\/p>\n<\/p>\n
\n b) \u5177\u6709\u4e0d\u540c\u9762\u79ef\u8f7d\u8377\u7684FLB-G\u8584\u819c\u7684\u9762\u79ef\u5bb9\u91cf\uff1b
\n c) \u5728\u7b2c2\u548c\u7b2c50\u4e2a\u5faa\u73af\u4e0a\u6d4b\u91cf\u7684\u9762\u79ef\u5bb9\u91cf\u4e0e\u9762\u79ef\u8d1f\u8f7d\u7684\u5173\u7cfb\u56fe\uff1b
\n d) \u5bb9\u91cf\u4fdd\u6301\u7387(\u5b9a\u4e49\u4e3a\u7b2c50\u6b21\u5faa\u73af\u7684\u5bb9\u91cf\u4e0e\u7b2c2\u6b21\u5faa\u73af\u7684\u5bb9\u91cf\u7684\u6bd4\u7387)\u968f\u9762\u79ef\u8d1f\u8f7d\u7684\u53d8\u5316\uff1b
\n e) \u57280.1~2.1 V\u7684\u8303\u56f4\u5185(\u76f8\u5bf9\u4e8eNa+<\/sup>\/Na)\uff0cFLB-G\u7535\u6781\u6837\u54c1\u7684\u7b2c5\u6b21\u5faa\u73af\u7535\u4f4d\u66f2\u7ebf\uff1b
\n f) FLB-G\u7535\u6781\u7684\u533a\u57df\u6027\u80fd\u6307\u6807\u4e0eSIB\u548cLIB\u4e2d\u7684\u4e00\u4e9b\u4ee3\u8868\u6027\u8d1f\u6781\u7684\u6bd4\u8f83\u3002<\/p>\n