{"id":238172,"date":"2022-06-07T09:47:33","date_gmt":"2022-06-07T01:47:33","guid":{"rendered":"\/\/m.iemloyee.com\/?p=238172"},"modified":"2022-06-07T09:47:33","modified_gmt":"2022-06-07T01:47:33","slug":"%e5%a4%a9%e6%b4%a5%e5%a4%a7%e5%ad%a6%e7%bd%97%e6%b5%aa%e9%87%8c%e6%95%99%e6%8e%88%e8%af%be%e9%a2%98%e7%bb%84materials-today-energy%ef%bc%9a%e5%88%a9%e7%94%a8%e5%a4%9a%e5%ad%94v2o5%e7%ba%b3%e7%b1%b3","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=238172","title":{"rendered":"\u5929\u6d25\u5927\u5b66\u7f57\u6d6a\u91cc\u6559\u6388\u8bfe\u9898\u7ec4Materials Today Energy\uff1a\u5229\u7528\u591a\u5b54V2O5\u7eb3\u7c73\u7ba1\u63d0\u9ad8\u5168\u56fa\u6001\u7535\u6c60\u5faa\u73af\u7a33\u5b9a\u6027"},"content":{"rendered":"

\u4f5c\u4e3a\u5168\u56fa\u6001\u7535\u6c60\u7684\u5173\u952e\u7ec4\u6210\u90e8\u5206\uff0c\u56fa\u6001\u7535\u89e3\u8d28\uff0c\u5c24\u5176\u662f\u56fa\u6001\u805a\u5408\u7269\u7535\u89e3\u8d28\uff08SPE\uff09\u7531\u4e8e\u5176\u4f18\u5f02\u7684\u52a0\u5de5\u6027\u80fd\u548c\u4e0e\u7535\u6781\u7684\u76f8\u5bb9\u6027\uff0c\u6b63\u671d\u7740\u5927\u89c4\u6a21\u5236\u9020\u7684\u65b9\u5411\u53d1\u5c55\u3002\u7136\u800c\uff0c\u76f8\u5bf9\u8f83\u4f4e\u7684\u79bb\u5b50\u7535\u5bfc\u7387\u548c\u7535\u5316\u5b66\u4e0d\u7a33\u5b9a\u6027\u9650\u5236\u4e86\u5b83\u4eec\u7684\u5e94\u7528\u3002<\/p>\n

\u8fd1\u65e5\uff0c\u5929\u6d25\u5927\u5b66\u7f57\u6d6a\u91cc\u8bfe\u9898\u7ec4<\/b><\/strong>\u901a\u8fc7\u9759\u7535\u7eba\u4e1d\u65b9\u6cd5\u5236\u5907\u4e86\u591a\u5b54 V2<\/sub>O5<\/sub>\u7eb3\u7c73\u7ba1 (VNT)\uff0c\u5e76\u5c06\u5176\u7528\u4f5c\u805aPVDF\u57fa SPE \u7684\u586b\u6599\u3002\u5728 60 \u00b0C \u65f6\uff0cSPE \u7684\u79bb\u5b50\u7535\u5bfc\u7387\u53ef\u4ee5\u8fbe\u5230 1.10\u00d710-2<\/sup>\u00a0S\/cm\uff0c\u540c\u65f6\u5728\u5ba4\u6e29 (RT) \u4e0b\u4fdd\u6301\u5728 2.2\u00d710-3 <\/sup>S\/cm\uff0c\u673a\u68b0\u6027\u80fd\u5f97\u5230\u6539\u5584\u3002Li\u5bf9\u79f0\u7535\u6c60\u8868\u73b0\u51fa\u8d85\u8fc7 2500 \u5c0f\u65f6\u7684\u7a33\u5b9a\u5145\u7535\/\u653e\u7535\u5faa\u73af\u3002\u4e0e LiFePO4 \u76f8\u7ed3\u5408\u7684\u975e\u5bf9\u79f0\u7535\u6c60\u5728 0.1 C \u500d\u7387\u4e0b\u5b9e\u73b0\u4e86 300 \u591a\u6b21\u5faa\u73af\uff0c\u5bb9\u91cf\u4fdd\u6301\u7387\u4e3a 95.3%\uff0c\u5f53\u4e0e NCM811 \u7ed3\u5408\u65f6\uff0c\u5728 0.5 C \u4e0b\u5b9e\u73b0\u4e86 300 \u591a\u6b21\u5faa\u73af\uff0c\u5bb9\u91cf\u4fdd\u6301\u7387\u4e3a 70%\uff0c\u5747\u5728\u5ba4\u6e29\u4e0b\u3002\u5faa\u73af\u6027\u80fd\u7684\u63d0\u9ad8\u5f52\u56e0\u4e8e VNT \u586b\u6599\u7684\u7cbe\u7ec6\u5206\u6563\u4ee5\u53ca V2<\/sub>O5<\/sub>\u00a0\u5f15\u8d77\u7684 PVDF \u6676\u4f53\u788e\u88c2\u548c\u5316\u5b66\u952e\u7684\u6539\u53d8\uff0c\u8fd9\u4e24\u8005\u90fd\u5bfc\u81f4\u9502\u5728\u590d\u5408\u805a\u5408\u7269\u7535\u89e3\u8d28\u4e2d\u5feb\u901f\u7a33\u5b9a\u7684\u6269\u6563\u3002\u76f8\u5173\u6210\u679c\u4ee5\u201cImproving the Cyclability of Solid Polymer Electrolyte with Porous V2<\/sub>O5<\/sub>\u00a0Nanotube Filler\u201d\u53d1\u8868\u5728Materials Today Energy<\/i><\/em>\u4e0a\u3002\uff08https:\/\/doi.org\/10.1016\/j.mtener.2022.101062<\/u><\/a>\uff09<\/p>\n

\"\" <\/p>\n

\u3010\u7814\u7a76\u80cc\u666f\u3011<\/b><\/strong><\/p>\n

\u56fa\u4f53\u805a\u5408\u7269\u7535\u89e3\u8d28\uff08SPE\uff09\u6bd4\u65e0\u673a\u6c27\u5316\u7269\u548c\u786b\u5316\u7269\u56fa\u4f53\u7535\u89e3\u8d28\u5177\u6709\u66f4\u597d\u7684\u754c\u9762\u6027\u80fd\u548c\u53ef\u52a0\u5de5\u6027\uff0c\u5e76\u6539\u5584\u4e86\u4e0e\u4e24\u4e2a\u7535\u6781\u7684\u754c\u9762\u63a5\u89e6\u3002\u4f46\u4e0e\u65e0\u673a\u7535\u89e3\u8d28 (10-3 <\/sup>\u223c\u00a010-4 <\/sup>S\/cm) \u76f8\u6bd4\uff0cSPE \u901a\u5e38\u5177\u6709\u8f83\u4f4e\u7684\u56fa\u6709\u9502\u79bb\u5b50\u7535\u5bfc\u7387 (10-6<\/sup>\u00a0\u223c\u00a010-7<\/sup>\u00a0S\/cm)\u3002\u56e0\u6b64\uff0c\u5728 SPE \u4e2d\u6dfb\u52a0\u65e0\u673a\u586b\u6599\u4ee5\u5f62\u6210\u590d\u5408\u805a\u5408\u7269\u7535\u89e3\u8d28(CPE) \u6210\u4e3a\u63d0\u9ad8\u805a\u5408\u7269\u7535\u89e3\u8d28\u9502\u79bb\u5b50\u7535\u5bfc\u7387\u800c\u4e0d\u727a\u7272\u5176\u826f\u597d\u754c\u9762\u6027\u80fd\u7684\u5e38\u7528\u7b56\u7565\u3002\u7279\u522b\u662f\uff0c\u6700\u5927\u5316\u586b\u6599\u548c\u805a\u5408\u7269\u57fa\u4f53\u4e4b\u95f4\u7684\u754c\u9762\u9762\u79ef\u88ab\u8ba4\u4e3a\u53ef\u4ee5\u4e3a\u9502\u79bb\u5b50\u63d0\u4f9b\u4e00\u6761\u6377\u5f84\u6269\u6563\u8def\u5f84\uff0c\u4ece\u800c\u63d0\u9ad8 CPE \u7684\u603b\u9502\u79bb\u5b50\u7535\u5bfc\u7387\u3002\u6b64\u5916\uff0c\u5728\u805a\u5408\u7269\u57fa\u4f53\u4e2d\u5f15\u5165\u8def\u6613\u65af\u9178\u5bf9\u53ef\u4ee5\u964d\u4f4e\u5176\u52a0\u5de5\u8fc7\u7a0b\u4e2d\u7684\u7ed3\u6676\u5ea6\uff0c\u589e\u52a0\u805a\u5408\u7269\u4e2d\u7684\u81ea\u7531\u7a7a\u95f4\u4f53\u79ef\uff0c\u4ece\u800c\u52a0\u5feb\u9502\u79bb\u5b50\u7684\u8fc1\u79fb\u901f\u5ea6\u3002<\/p>\n

\u3010\u56fe\u6587\u6982\u8ff0\u3011<\/b><\/strong><\/p>\n

\u00a0\"\"<\/b><\/strong><\/p>\n

\u56fe 1. (a) \u591a\u5b54 V2<\/sub>O5<\/sub>\u00a0\u7684\u5fae\u89c2\u7ed3\u6784\u793a\u610f\u56fe\u53ca\u5176\u6676\u4f53\u7ed3\u6784\u3002\u5236\u5907\u7684\u9759\u7535\u7eba\u4e1d\u4ea7\u54c1 (b) \u548c\u7145\u70e7 VNT (c) \u5728 400\u2103\u00a0\u4e0b\u7684 SEM \u56fe\u50cf\u3002 (d) VNT \u7684 STEM \u56fe\u50cf\u548c EDS \u5206\u6790\u3002\u591a\u5b54 V2<\/sub>O5<\/sub>\u00a0\u7eb3\u7c73\u7ba1\u7684 TEM (e) \u548c HRTEM (f) \u56fe\u50cf\u3002 (f) \u4e2d\u7684\u63d2\u56fe\u662f\u76f8\u5e94\u7684 FFT \u6a21\u5f0f\u3002<\/p>\n

\u00a0\"\"<\/b><\/strong><\/p>\n

\u56fe2. \u4e0d\u540c\u6e29\u5ea6\u4e0b\u70e7\u7ed3 VNT (a) \u548c\u4e0d\u540c VNT \u542b\u91cf (b) \u7684 PVDF \u57fa CPE \u8584\u819c\u7684 XRD \u5149\u8c31\u3002 (c) \u7eaf PVDF-LiClO4<\/sub>\u3001PC-30 \u548c VNT \u7684 TGA \u66f2\u7ebf\u3002 (d) \u4e0d\u540c VNT \u542b\u91cf\u7684 PV-CPE \u7684 DSC \u66f2\u7ebf\u3002\u4ece\u6a2a\u622a\u9762\u89c6\u56fe (e) \u548c\u8868\u9762 (f) \u5bf9 PC-30 \u8fdb\u884c SEM \u548c EDS \u5206\u6790\u3002<\/p>\n

\"\"<\/p>\n

\u56fe 3. (a) EIS-AC\u963b\u6297\u6cd5\u6d4b\u91cf\u7535\u963b\u7684\u7b49\u6548\u7535\u8def\u56fe\u3002 (b) PV-CPE \u548c\u7eaf PVDF-LiClO4<\/sub>\u00a0\u7535\u89e3\u8d28\u819c\u7684 EIS \u963b\u6297\u56fe\u3002 (c) \u5ba4\u6e29\u4e0b VNT \u542b\u91cf\u4e3a 1% – 30% \u7684 PV-CPE \u7684\u4f53\u76f8\u7535\u963b\u548c\u754c\u9762\u7535\u963b\u3002 (d) \u5728\u4e0d\u540c\u6e29\u5ea6\u4e0b\u5177\u6709\u4e0d\u540c VNT \u542b\u91cf\u7684\u7535\u89e3\u8d28\u819c\u7684\u963f\u4f26\u5c3c\u4e4c\u65af\u5149\u8c31\u3002 (e) PC-30 \u7684\u76f4\u6d41\u6781\u5316\u66f2\u7ebf\u3002 (f) \u901a\u8fc7\u6781\u5316\u524d\u540e\u7684\u963b\u6297\u6bd4\u8f83\u6d4b\u91cf PC-30 \u7684\u9502\u79bb\u5b50\u8fc1\u79fb\u6570\u3002<\/p>\n

\"\"<\/p>\n

\u56fe 4. (a) \u7eaf PVDF \u548c PC-30 CPE \u5728\u5bf9\u79f0\u7535\u6c60\u4e0a\u7684\u9502\u5265\u79bb\u548c\u7535\u9540\u6d4b\u8bd5\u3002 PC-30 \u7684 (b) O 1s\u3001(c) C 1s\u3001(d-e) F 1s \u548c (f) Cl 2p \u7684 XPS \u5149\u8c31\u3002 (g) PC-30 \u7684 FT-IR \u5149\u8c31\u3002<\/p>\n

\"\"<\/p>\n

\u56fe 5. (a) \u7eb3\u7c73\u538b\u75d5\u6d4b\u91cf\u4eea\u53ca\u5176\u5de5\u4f5c\u793a\u610f\u56fe\uff1b Pure PVDF-LiClO4<\/sub>\u5728\u7535\u89e3\u8d28\u819c\u5e94\u529b-\u5e94\u53d8\u66f2\u7ebf\u4e0a\u7684\u70b9\u9009\u4f4d\u7f6e(b)\u3001\u5404\u70b9\u7684\u6768\u6c0f\u6a21\u91cf(c)\u548c\u5404\u90e8\u5206\u7684\u526a\u5207\u6a21\u91cf(d)\u3002 PC-30\u7684\u5e94\u529b-\u5e94\u53d8\u66f2\u7ebf(e)\u3001\u6bcf\u4e2a\u70b9\u7684\u6768\u6c0f\u6a21\u91cf(f)\u548c\u6bcf\u4e2a\u90e8\u5206\u7684\u526a\u5207\u6a21\u91cf(g)<\/p>\n

\"\"<\/p>\n

\u56fe 6. (a) Li||PC-30||LiFePO4<\/sub>\u00a0\u7535\u6c60\u5728\u5ba4\u6e29\u4e0b\u7684\u6027\u80fd\u3002 (b) 300 \u6b21\u5faa\u73af\u524d\u540e\u7684 EIS\u3002 (c) Li||PC-30||NCM811 \u7535\u6c60\u5728\u5ba4\u6e29\u4e0b\u7684\u6027\u80fd\u3002 (d) 300 \u6b21\u5faa\u73af\u524d\u540e\u7684 EIS\u3002 (e) Li||PC-30||LiFePO4\u7535\u6c60\u5728\u5ba4\u6e29\u4e0b\u4e0d\u540c\u500d\u7387\u4e0b\u7684\u6027\u80fd\u3002 (f) \u4e0d\u540c\u653e\u5927\u500d\u7387\u4e0b\u7684\u5bb9\u91cf\u4fdd\u6301\u7387\u3002<\/p>\n

\u3010\u672c\u6587\u7ed3\u8bba\u3011<\/b><\/strong><\/p>\n

\u603b\u4e4b\uff0c\u591a\u5b54 V2<\/sub>O5<\/sub>\u00a0\u7eb3\u7c73\u7ba1\u662f\u901a\u8fc7\u9759\u7535\u7eba\u4e1d\u5236\u5907\u7684\uff0c\u5e76\u7528\u4f5c\u586b\u5145\u7269\u4ee5\u5236\u5907\u5177\u6709 PVDF \u7684 CPE\u3002 VNT \u542b\u91cf\u4e3a 30% \u7684 PV-CPE\uff08PC-30\uff09\u5728 60 \u00b0C \u65f6\u7684\u79bb\u5b50\u7535\u5bfc\u7387\u8fbe\u5230 1.10\u00d710-2<\/sup>\u00a0S\/cm\uff0c\u8fd9\u662f\u56e0\u4e3a V2<\/sub>O5<\/sub>\u00a0\u53ef\u4ee5\u5728\u8ba1\u7b97\u7684 0.16 eV \u7684\u6269\u6563\u52bf\u5792\u4e0b\u5feb\u901f\u4f20\u8f93 Li+<\/sup>\u3002\u901a\u8fc7XPS\u548cFT-IR\u5206\u6790\u53d1\u73b0\uff0c\u5f53PV-CPE\u4e0eLi\u8d1f\u6781\u63a5\u89e6\u65f6\uff0c\u53ef\u4ee5\u539f\u4f4d\u5f62\u6210\u5177\u6709\u68af\u5ea6\u6210\u5206\u7684\u7a33\u5b9aSEI\u5c42\uff0c\u964d\u4f4e\u754c\u9762\u963b\u6297\uff0c\u63d0\u4f9b\u8fde\u7eed\u901a\u9053\uff0c\u4fc3\u8fdbLi+<\/sup>\u7684\u5feb\u901f\u8fc1\u79fb\u3002\u901a\u8fc7 PV-CPE\/Li \u63a5\u53e3\u3002\u56e0\u6b64\uff0cPC-30\u7ec4\u88c5\u7684\u534a\u7535\u6c60\u5177\u6709\u957f\u8fbe2500\u5c0f\u65f6\u7684\u8d85\u957f\u5faa\u73af\u5bff\u547d\u3002\u5168\u56fa\u6001LiFePO4<\/sup>||PC-30||Li\u7535\u6c60\u548cNCM811||PC-30||Li\u7535\u6c60\u8868\u73b0\u51fa\u4f18\u5f02\u7684\u5faa\u73af\u6027\u80fd\u3002 300\u6b21\u5faa\u73af\u540e\uff0c\u56fa\u6001\u9502\u7535\u6c60\u57280.1 C\uff081 C=170 mAh\u00b7g-1<\/sup>\uff09\u4e0b\u7684\u5bb9\u91cf\u4e3a146.4 mAh\u00b7g-1<\/sup>\uff0c\u57280.5 C\u4e0b\u7684\u5bb9\u91cf\u4e3a124.9 mAh\u00b7g-1<\/sup>\uff081 C=190 mAh\u00b7 g-1<\/sup>) \u5728\u5ba4\u6e29\u4e0b\uff0c\u5e93\u4ed1\u6548\u7387\u4fdd\u6301\u5728\u63a5\u8fd1 100%\u3002<\/p>\n

\u3010\u4f5c\u8005\u4ecb\u7ecd\u3011<\/p>\n

\u5929\u6d25\u5927\u5b66\u7855\u58eb\u751f\u51af\u5929\u65f6\u548c\u535a\u58eb\u751f\u80e1\u7389\u51b0<\/b><\/strong>\u4e3a\u672c\u6587\u5171\u540c\u7b2c\u4e00\u4f5c\u8005\uff0c\u672c\u7814\u7a76\u83b7\u5f97\u56fd\u5bb6\u81ea\u7136\u79d1\u5b66\u57fa\u91d1\u7b49\u8d44\u52a9\u652f\u6301\u3002<\/p>\n

\u7f57\u6d6a\u91cc\uff0c\u5929\u6d25\u5927\u5b66\u5206\u5b50+\u7814\u7a76\u9662\uff0c\u6559\u6388\uff0c\u535a\u58eb\u751f\u5bfc\u5e08\uff082018.07\u81f3\u4eca\uff09\u3002<\/p>\n

\u4e8e\u7ebd\u7ea6\u5dde\u7acb\u5927\u5b66\u5bbe\u6c49\u987f\u5206\u6821\u83b7\u5f97\u6750\u6599\u79d1\u5b66\u4e0e\u5de5\u7a0b\u535a\u58eb\u5b66\u4f4d\uff082007-2012\uff09\uff0c\u5148\u540e\u5728\u7f8e\u56fd\u897f\u5317\u5927\u5b66\uff082013-2014\uff09\u3001\u7f8e\u56fd\u80fd\u6e90\u90e8\u897f\u5317\u592a\u5e73\u6d0b\u56fd\u5bb6\u5b9e\u9a8c\u5ba4\uff082014-2018\uff09\u4ece\u4e8b\u7814\u7a76\u5de5\u4f5c\u3002<\/p>\n

\u76ee\u524d\u4e3b\u8981\u7814\u7a76\u65b9\u5411\u4e3a\u80fd\u6e90\u6750\u6599\u5e94\u7528\u673a\u7406\u7814\u7a76\u3002\u5728\u539f\u5b50\u5c3a\u5ea6\u539f\u4f4d\u8868\u5f81\u91d1\u5c5e\u6c27\u5316\u673a\u7406\u3001\u9502\u7535\u6c60\u7535\u5316\u5b66\u53cd\u5e94\u673a\u7406\u4ee5\u53ca\u5f02\u76f8\u50ac\u5316\u8fc7\u7a0b\u4e0e\u673a\u7406\u7b49\u65b9\u5411\u53d6\u5f97\u4e86\u4e00\u6d41\u7684\u6210\u679c, \u4ee5\u7b2c\u4e00\/\u901a\u8baf\u4f5c\u8005\u5728Nature Materials, Nature Nanotechnology, PNAS, Physical Review Letters, JACS, Angewandte Chemie, Nano Letters, ACS Nano, ACS Catalysis, Nano Energy\u7b49\u520a\u7269\u53d1\u8868\u6587\u7ae020\u4f59\u7bc7\uff0c\u603b\u5171\u53d1\u8868\u8bba\u658760\u4f59\u7bc7\u3002<\/p>\n

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