{"id":146001,"date":"2018-07-14T06:30:07","date_gmt":"2018-07-13T22:30:07","guid":{"rendered":"\/\/m.iemloyee.com\/?p=146001"},"modified":"2018-07-12T18:26:26","modified_gmt":"2018-07-12T10:26:26","slug":"%e4%b8%ad%e5%8d%97%e5%a4%a7%e5%ad%a6nano-energy%ef%bc%9a%e5%85%b7%e6%9c%89%e7%a8%b3%e5%ae%9a%e7%bb%93%e6%9e%84%e5%92%8c%e5%bf%ab%e9%80%9f%e7%a6%bb%e5%ad%90%e6%89%a9%e6%95%a3%e9%80%9a%e9%81%93%e7%9a%84","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=146001","title":{"rendered":"\u4e2d\u5357\u5927\u5b66Nano Energy\uff1a\u5177\u6709\u7a33\u5b9a\u7ed3\u6784\u548c\u5feb\u901f\u79bb\u5b50\u6269\u6563\u901a\u9053\u7684\u9492\u9178\u94be\u4f5c\u4e3a\u53ef\u5145\u7535\u6c34\u7cfb\u950c\u79bb\u5b50\u7535\u6c60\u7684\u6b63\u6781"},"content":{"rendered":"

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

\u6c34\u7cfb\u950c\u79bb\u5b50\u7535\u6c60\uff08ZIBs\uff09\u5177\u6709\u4f4e\u6210\u672c\u3001\u5b89\u5168\u3001\u73af\u5883\u53cb\u597d\u7b49\u7279\u70b9\u3002\u76ee\u524d\u7814\u7a76\u7684\u6c34\u7cfbZn\/MnO2<\/sub>\u7535\u6c60\uff0c\u867d\u7136\u5bb9\u91cf\u53ef\u8fbe200 mA h g-1<\/sup>\u4ee5\u4e0a\uff0c\u4f46\u5faa\u73af\u6027\u80fd\u9700\u8981\u8fdb\u4e00\u6b65\u6539\u5584\u3002\u53e6\u4e00\u79cd\u5177\u6709\u5f00\u653e\u5f0f\u7ed3\u6784\u7684\u6c34\u7cfbZIBs\u6b63\u6781\u6750\u6599\u2014\u2014\u666e\u9c81\u58eb\u84dd\u7c7b\u4f3c\u7269\u4e5f\u8868\u73b0\u51fa\u5bb9\u91cf\u4f4e\u3001\u500d\u7387\u6027\u80fd\u8f83\u5dee\u7684\u7279\u70b9\uff0c\u4e0d\u80fd\u6ee1\u8db3\u5927\u89c4\u6a21\u50a8\u80fd\u7684\u9700\u8981\u3002\u7814\u7a76\u8868\u660e\uff0c\u5177\u6709\u7a33\u5b9a\u7ed3\u6784\u7684\u7eb3\u7c73\u91d1\u5c5e\u9492\u9178\u76d0\uff08Ax<\/sub>Vm<\/sub>On<\/sub>\uff0cA=\u91d1\u5c5e\u9633\u79bb\u5b50\uff09\u53ef\u4ee5\u5e94\u7528\u4e8e\u6c34\u7cfb\u548c\u975e\u6c34\u7cfb\u9502\u79bb\u5b50\/\u94a0\u79bb\u5b50\u7535\u6c60\u3002\u5176\u7eb3\u7c73\u7ed3\u6784\u53ef\u4ee5\u7f29\u77ed\u79bb\u5b50\u7684\u6269\u6563\u8def\u5f84\uff0c\u589e\u52a0\u7535\u89e3\u8d28\u548c\u6d3b\u6027\u7269\u8d28\u4e4b\u95f4\u7684\u63a5\u89e6\u9762\u79ef\u3002\u8fd9\u4e9b\u4f18\u52bf\u4f7f\u5176\u5728\u6c34\u7cfbZIBs\u6b63\u6781\u6750\u6599\u9886\u57df\u5341\u5206\u5177\u6709\u524d\u666f\u3002K+<\/sup>\u7684\u534a\u5f84(0.138 nm)\u5927\u4e8eLi+<\/sup> (0.076 nm)\u3001Na+<\/sup> (0.102 nm)\u7684\u534a\u5f84\uff0c\u5176\u5728\u9492\u6c27\u5c42\u95f4\u53ef\u4ee5\u8d77\u5230\u66f4\u5f3a\u7684\u652f\u6491\u4f5c\u7528\uff0c\u4ece\u800c\u53ef\u4ee5\u63d0\u9ad8\u6750\u6599\u7684\u7ed3\u6784\u7a33\u5b9a\u6027\u3002\u76f8\u6bd4\u4e8e\u5176\u4ed6\u9492\u57fa\u6750\u6599\uff0c\u94be\u79bb\u5b50\u63d2\u5c42\u7684\u9492\u6c27\u5316\u7269\u53ef\u4ee5\u4e3aZn2+<\/sup>(0.074 nm)\u7684\u53ef\u9006\u5d4c\u5165\/\u8131\u51fa\u63d0\u4f9b\u4e86\u8f83\u5927\u7684\u7a7a\u95f4\uff0c\u56e0\u6b64\u5728\u6c34\u7cfbZIBs\u6b63\u6781\u6750\u6599\u9886\u57df\u5177\u6709\u5f88\u5927\u7684\u6f5c\u529b\u3002<\/p>\n

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

\u8fd1\u65e5\uff0c\u4e2d\u5357\u5927\u5b66\u6881\u53d4\u5168\u6559\u6388\u548c\u5468\u6c5f\u7279\u8058\u6559\u6388\u7b49\u4eba<\/strong>\u9996\u6b21\u62a5\u9053\u4e86\u4e00\u7cfb\u5217\u9492\u9178\u94be\u7eb3\u7c73\u6750\u6599\uff08K2<\/sub>V8<\/sub>O21<\/sub>\uff0cK0.25<\/sub>V2<\/sub>O5<\/sub>\uff0cK2<\/sub>V6<\/sub>O16<\/sub>\u00b71.57H2<\/sub>O\u548cKV3<\/sub>O8<\/sub>\uff09\u4f5c\u4e3a\u6c34\u7cfbZIBs\u7684\u6b63\u6781\u6750\u6599\u3002\u7814\u7a76\u53d1\u73b0\uff0c\u4e0e\u7ed3\u6784\u5bb9\u6613\u574d\u584c\u7684\u5c42\u72b6KV3<\/sub>O8<\/sub>\u548cK2<\/sub>V6<\/sub>O16<\/sub>\u00b71.57H2<\/sub>O\u76f8\u6bd4\uff0c\u5177\u6709\u96a7\u9053\u7ed3\u6784\u7684K2<\/sub>V8<\/sub>O21<\/sub>\u548cK0.25<\/sub>V2<\/sub>O5<\/sub>\u6709\u52a9\u4e8e\u950c\u79bb\u5b50\u6269\u6563\uff0c\u5e76\u4e14\u53ef\u4ee5\u5728\u5faa\u73af\u8fc7\u7a0b\u4e2d\u4fdd\u6301\u7a33\u5b9a\u7684\u7ed3\u6784\u3002K2<\/sub>V8<\/sub>O21<\/sub>\u6b63\u6781\u5177\u6709\u6700\u4f73\u7684\u50a8\u950c\u6027\u80fd\uff0c\u57280.3 A g-1<\/sup>\u65f6\uff0c\u5177\u6709247 mA h g-1<\/sup>\u7684\u9ad8\u5bb9\u91cf\uff1b\u57286 A g-1<\/sup>\u7684\u7535\u6d41\u5bc6\u5ea6\u4e0b\u5faa\u73af300\u6b21\u7684\u5bb9\u91cf\u8fd8\u53ef\u4fdd\u6301\u5728128mA h g-1<\/sup>\uff0c\u5177\u6709\u4f18\u5f02\u5faa\u73af\u7a33\u5b9a\u6027\u548c\u500d\u7387\u6027\u80fd\u3002\u6b64\u5916\uff0c\u901a\u8fc7GITT\u3001\u975e\u539f\u4f4dX\u5c04\u7ebf\u7b49\u8868\u5f81\u624b\u6bb5\u8868\u660eK2<\/sub>V8<\/sub>O21<\/sub>\u7535\u6781\u5177\u6709\u8f83\u9ad8\u7684\u79bb\u5b50\u7535\u5bfc\u7387\u4e0e\u7ed3\u6784\u7a33\u5b9a\u6027\u3002\u56e0\u6b64\uff0cK2<\/sub>V8<\/sub>O21<\/sub>\u662f\u4e00\u79cd\u975e\u5e38\u6709\u524d\u666f\u7684\u6c34\u7cfbZIBs\u6b63\u6781\uff0c\u5177\u6709\u7c7b\u4f3c\u7ed3\u6784\u7684\u03b2-Na0.33<\/sub>V2<\/sub>O5<\/sub>\uff0cLi0.3<\/sub>V2<\/sub>O5<\/sub>\uff0cAg0.33<\/sub>V2<\/sub>O5<\/sub>\u7b49\u6750\u6599\u4ea6\u53ef\u63a8\u5e7f\u4f5c\u4e3a\u6c34\u7cfbZIBs\u6b63\u6781\u6750\u6599\u3002\u8be5\u6210\u679c\u5b8c\u6210\u4eba\u4e3a\u5510\u535a\u96c5\u7855\u58eb\u3001\u65b9\u56fd\u8d75\u535a\u58eb\uff08\u5171\u540c\u4e00\u4f5c\uff09\uff0c\u5468\u6c5f\u7279\u8058\u6559\u6388\u3001\u6881\u53d4\u5168\u6559\u6388\uff08\u5171\u540c\u901a\u8baf\uff09\u7b49\u4eba\uff0c\u5e76\u4ee5\u201c<\/strong>Potassium vanadates with stable structure and fast ion diffusion channel as cathode for rechargeable aqueous zinc-ion batteries<\/strong>\u201d\u4e3a\u9898\u53d1\u8868\u5728Nano Energy<\/strong>\u4e0a\u3002<\/p>\n

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

\u56fe<\/strong> 1 <\/strong>\u56db\u79cd\u9492\u9178\u94be\u7684\u7535\u6c60\u6027\u80fd\u5bf9\u6bd4\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09Zn\/K2<\/sub>V8<\/sub>O21<\/sub>\u6c34\u7cfb\u53ef\u5145\u7535\u7535\u6c60\u7684\u5145\u7535\/\u653e\u7535\u8fc7\u7a0b\u793a\u610f\u56fe\uff1b<\/p>\n

\uff08b\uff09\u5728500 mA g-1<\/sup>\u4e0b\uff0cK2<\/sub>V8<\/sub>O21<\/sub>\u7535\u6781\u5177\u6709\u8f83\u9ad8\u7684\u521d\u59cb\u6bd4\u5bb9\u91cf\u4e3a216 mAh g-1<\/sup>\uff0c\u5bb9\u91cf\u4fdd\u6301\u7387\u4e3a90%\uff0c\u8fdc\u4f18\u4e8eK0.25<\/sub>V2<\/sub>O5<\/sub>\uff0cK2<\/sub>V6<\/sub>O16<\/sub>\u00b71.57H2<\/sub>O\u548cKV3<\/sub>O8<\/sub>\uff1b<\/p>\n

\uff08c\uff090.1 mV s-1<\/sup>\u4e0b\uff0c\u56db\u79cd\u9492\u9178\u94be\u7684CV\u66f2\u7ebf\u3002\u5728\u9996\u6b21\u5faa\u73af\u4e2d\uff0cK2<\/sub>V6<\/sub>O16<\/sub>\u00b71.57H2<\/sub>O\u548cKV3<\/sub>O8<\/sub>\u57280.7 V\u5de6\u53f3\u51fa\u73b0\u4e86\u4e0d\u53ef\u9006\u5cf0\uff0c\u8868\u660e\u5faa\u73af\u8fc7\u7a0b\u4e2d\u53ef\u9006\u6027\u5dee\uff0c\u5bf9\u5e94\u5176\u5feb\u901f\u7684\u5bb9\u91cf\u8870\u51cf\uff1b<\/p>\n

\uff08d\uff09\u5728500 mA g-1<\/sup>\u4e0b\uff0c\u56db\u79cd\u9492\u9178\u94be\uff08K2<\/sub>V8<\/sub>O21<\/sub>\uff0cK0.25<\/sub>V2<\/sub>O5<\/sub>\uff0cK2<\/sub>V6<\/sub>O16<\/sub>\u00b71.57H2<\/sub>O\u548cKV3<\/sub>O8<\/sub>\uff09\u7684\u5145\u653e\u7535\u66f2\u7ebf\u56fe\u3002<\/p>\n

\u56fe<\/strong> 2 Zn\/K2<\/sub>V8<\/sub>O21<\/sub><\/strong>\u7535\u6c60\u7684\u7535\u5316\u5b66\u6027\u80fd<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09Zn\/K2<\/sub>V8<\/sub>O21<\/sub>\u7535\u6c60\u7684\u500d\u7387\u6027\u80fd\u56fe\uff1b<\/p>\n

\uff08b\uff09\u57281 A g-1<\/sup>\u548c2 A g-1<\/sup>\u4e0b\uff0cZn\/K2<\/sub>V8<\/sub>O21<\/sub>\u7535\u6c60\u5faa\u73af100\u5708\u540e\u5bb9\u91cf\u53ef\u5206\u522b\u4fdd\u6301\u5728185mA h g-1<\/sup>\u4e0e152 mA h g-1<\/sup>\uff1b<\/p>\n

\uff08c\uff09Zn\/K2<\/sub>V8<\/sub>O21<\/sub>\u7535\u6c60\u5177\u6709\u826f\u597d\u7684\u9ad8\u6e29\u6027\u80fd\uff0850\u00b0C\uff09\uff1b<\/p>\n

\uff08d\uff09\u57286 A g-1<\/sup>\u4e0b\uff0cZn\/K2<\/sub>V8<\/sub>O21<\/sub>\u7535\u6c60\u5faa\u73af300\u6b21\u7684\u5bb9\u91cf\u8fd8\u53ef\u4fdd\u6301\u5728128 mA h g-1<\/sup>\uff0c\u5177\u6709\u4f18\u79c0\u7684\u5faa\u73af\u7a33\u5b9a\u6027\u3002<\/p>\n

\u56fe<\/strong> 3 <\/strong>\u56db\u79cd<\/strong>\u9492\u9178\u94be\u7684<\/strong>GITT<\/strong>\u66f2\u7ebf\u548c\u5176\u8ba1\u7b97\u7684\u6269\u6563\u7cfb\u6570\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff0ce\uff09K2<\/sub>V8<\/sub>O21<\/sub>\u7684GITT\u66f2\u7ebf\u548c\u5176\u8ba1\u7b97\u7684\u6269\u6563\u7cfb\u6570\u56fe\uff1b<\/p>\n

\uff08b\uff0cf\uff09K0.25<\/sub>V2<\/sub>O5<\/sub>\u7684GITT\u66f2\u7ebf\u548c\u5176\u8ba1\u7b97\u7684\u6269\u6563\u7cfb\u6570\u56fe\uff1b<\/p>\n

\uff08c\uff0cg\uff09K2<\/sub>V6<\/sub>O16<\/sub>\u00b71.57H2<\/sub>O\u7684GITT\u66f2\u7ebf\u548c\u5176\u8ba1\u7b97\u7684\u6269\u6563\u7cfb\u6570\u56fe\uff1b<\/p>\n

\uff08d\uff0ch\uff09KV3<\/sub>O8<\/sub>\u7684\u6269\u6563\u7cfb\u6570\u7684GITT\u66f2\u7ebf\u548c\u5176\u8ba1\u7b97\u7684\u6269\u6563\u7cfb\u6570\u56fe\u3002<\/p>\n

\u56fe<\/strong> 4 <\/strong>K2<\/sub>V8<\/sub>O21<\/sub><\/strong>\u7535\u6781\u7684<\/strong>CV<\/strong>\u66f2\u7ebf\u56fe\u53ca\u5176\u8d5d\u7535\u5bb9\u5206\u6790<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09K2<\/sub>V8<\/sub>O21<\/sub>\u7535\u6781\u5728\u4e0d\u540c\u626b\u63cf\u901f\u7387\u4e0b\u7684CV\u66f2\u7ebf\u56fe\uff1b<\/p>\n

\uff08b\uff09Zn\/K2<\/sub>V8<\/sub>O21<\/sub>\u7535\u6c60\u4e2d\uff0c\u5cf0\u503c\u7535\u6d41\u7684log(i)\u4e0elog(v)\u7684\u5173\u7cfb\u56fe\uff1b<\/p>\n

\uff08c\uff09\u4e0d\u540c\u626b\u63cf\u901f\u7387\u4e0b\uff0c\u6269\u6563\u63a7\u5236\u7684Zn2+<\/sup>\u5d4c\u5165\u8d21\u732e\u5bb9\u91cf\u548c\u8d5d\u7535\u5bb9\u884c\u4e3a\u8d21\u732e\u5bb9\u91cf\u7684\u5360\u6bd4\u56fe\uff1b<\/p>\n

\uff08d\uff09Zn\/K2<\/sub>V8<\/sub>O21<\/sub>\u7535\u6c60\u57280. 2 mV s-1<\/sup>\u4e0b\uff0c\u9634\u5f71\u533a\u663e\u793a\u8d5d\u7535\u5bb9\u5206\u5e03\u7684CV\u66f2\u7ebf\u56fe\u3002<\/p>\n

\u56fe<\/strong> 5 <\/strong>K2<\/sub>V8<\/sub>O21<\/sub><\/strong>\u7535\u6781\u7684\u50a8<\/strong>Zn<\/strong>\u673a\u7406\u5206\u6790<\/strong><\/p>\n

\"\"<\/p>\n