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DOI: 10.1002\/adma.202307925<\/p>\n

\"\"<\/p>\n

\u7814\u7a76\u80cc\u666f<\/strong><\/p>\n

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

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\u6c14\u6ce1\u6392\u51fa\u7279\u6027<\/p>\n

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\u4e3a\u4e86\u7814\u7a76\u6392\u6c14\u6548\u7387\u7684\u63d0\u9ad8\u5bf9\u7eb3\u7c73\u7ed3\u6784\u81ea\u652f\u6491\u50ac\u5316\u5242\u7a33\u5b9a\u6027\u7684\u5f71\u54cd\uff0c\u4f7f\u7528\u4e86\u539f\u4f4d\u5168\u5185\u53cd\u5c04(TIR)\u6210\u50cf\u6280\u672f\u3002\u968f\u7740\u6d4b\u8bd5\u65f6\u95f4\u7684\u5ef6\u957f\uff0cDFA\u7535\u6781\u7684\u50ac\u5316\u6d3b\u6027\u8870\u51cf\u533a\u660e\u663e\u589e\u5927\u3002100\u5c0f\u65f6\u540e\uff0cDFA\u7535\u6781\u7684\u6d3b\u6027\u8870\u51cf\u533a\u8fbe\u5230100%\uff0c\u800cLFA\u7535\u6781\u7684\u6d3b\u6027\u8870\u51cf\u533a\u4ec5\u4e3a30%\u3002\u5728OER\u8fc7\u7a0b\u4e2d\uff0c\u968f\u7740\u65f6\u95f4\u7684\u63a8\u79fb\uff0cDFA\u4e2d\u7684\u7531\u6c14\u6ce1\u7d2f\u79ef\u800c\u5bfc\u81f4\u7684\u5e94\u529b\u79ef\u7d2f\uff0c\u4e0d\u53ef\u907f\u514d\u5730\u5bfc\u81f4\u7535\u6781\u7684\u7ed3\u6784\u88ab\u7834\u574f\u3002SEM\u7ed3\u679c\u8868\u660e\uff0c\u5728\u5ef6\u957f\u7684\u6d4b\u8bd5\u65f6\u95f4\u5185\uff0cDFA\u7684\u201c\u7fbd\u7247\u201d\u5448\u73b0\u51fa\u4ece\u201c\u8f74\u201d\u4e0a\u8131\u843d\u7684\u6e10\u8fdb\u6027\u635f\u4f24\u3002\u800c\u5728LFA\u4e2d\u51e0\u4e4e\u6ca1\u6709\u89c2\u5bdf\u5230\u5927\u9762\u79ef\u7684\u201c\u7fbd\u7247\u201d\u8131\u79bb\u3002\u901a\u8fc7\u8ba1\u7b97\u548c\u5b9e\u9a8c\u89c2\u5bdf\uff0c\u4f5c\u8005\u53d1\u73b0\u6c14\u6ce1\u7684\u9ad8\u6548\u91ca\u653e\u5927\u5927\u63d0\u9ad8\u4e86\u81ea\u652f\u6491\u7eb3\u7c73\u7ed3\u6784\u50ac\u5316\u7535\u6781\u7684\u7a33\u5b9a\u6027\u3002<\/p>\n

\"\"<\/p>\n

\u56fe2\u3002LFA\u548cDFA\u7684\u6c14\u6ce1\u6392\u51fa\u7279\u6027\u3002(a, b) (a) LFA\u548c(b) DFA\u7535\u6781\u4e2dO2<\/sub>\u6c14\u6ce1\u8f93\u8fd0\u884c\u4e3a\u793a\u610f\u56fe\u3002\u7bad\u5934\u65b9\u5411\u8868\u793a\u6c14\u6ce1\u7684\u91ca\u653e\u8def\u5f84\u3002(c, d) OER\u8fc7\u7a0b\u4e2dLFA\u548cDFA\u7684O2<\/sub>\u6c14\u6ce1\u7684\u6570\u7801\u7167\u7247\u3002 (e) DFA\u548cLFA\u7535\u6781\u7684\u6c14\u6ce1\u505c\u7559\u65f6\u95f4\u3002(f)\u7535\u6d41\u5bc6\u5ea6\u4e3a2 mA cm-2<\/sup>\u7684\u8ba1\u65f6\u7535\u6d41\u6d4b\u8bd5\u3002 (g, h) LFA\u548cDFA\u7535\u6781\u7684\u6790\u6c27\u8d77\u59cb\u7535\u4f4d\u5206\u5e03\u56fe\u3002<\/p>\n

OER\u6027\u80fd<\/p>\n

LFA\u4e2d\u6392\u6c14\u7279\u6027\u7684\u6539\u5584\u660e\u663e\u63d0\u9ad8\u4e86OER\u7684\u50ac\u5316\u6027\u80fd\u3002\u57281000 mA cm-2<\/sup>\u65f6\uff0cLFA\u7535\u6781\u7684\u8fc7\u7535\u4f4d(242 mV)\u4f4e\u4e8eDFA\u7535\u6781(277 mV)\u3002\u8003\u8651\u5230\u76f8\u540c\u7684\u5143\u7d20\u7ec4\u6210\u548c\u975e\u5e38\u76f8\u4f3c\u7684\u6bd4\u8868\u9762\u79ef\uff0c\u5728\u8f83\u9ad8\u901f\u7387\u4e0b\u53d8\u5316\u7684\u5de5\u4f5c\u7535\u4f4d\u53ef\u5f52\u56e0\u4e8e\u4e24\u79cd\u7535\u6781\u7684\u4e0d\u540c\u4f20\u8d28\u80fd\u529b\u3002\u56e0\u6b64\uff0c\u5177\u6709\u66f4\u597d\u6c14\u4f53\u91ca\u653e\u80fd\u529b\u7684LFA\u7535\u6781\u8868\u73b0\u51fa\u66f4\u597d\u7684\u53cd\u5e94\u52a8\u529b\u5b66\u548c\u66f4\u597d\u7684\u6d3b\u6027\u4f4d\u70b9\u66b4\u9732\u3002\u6b64\u5916\uff0cLFA\u7535\u6781\u663e\u793a\u51fa29.2 mV dec-1<\/sup>\u7684Tafel\u659c\u7387\uff0c\u8868\u660e\u5feb\u901f\u53cd\u5e94\u52a8\u529b\u5b66\u3002LFA\u7535\u6781\u6d4b\u91cf\u7684Rct\u662f\u521b\u7eaa\u5f55\u7684\u4f4e\u503c\u3002\u4f4eRct\u503c\u8868\u660eLFA\u7531\u4e8e\u5176\u72ec\u7279\u7684\u201c\u8f74\u201d\u7ed3\u6784\u800c\u5177\u6709\u4f18\u5f02\u7684\u7535\u5b50\u8f6c\u79fb\u6027\u80fd\u3002<\/p>\n

\u5c3d\u7ba1DFA\u7531\u4e8e\u5176\u4e09\u7ef4\u6c14\u51dd\u80f6\u7ed3\u6784\u5df2\u7ecf\u8868\u73b0\u51fa\u51fa\u8272\u7684OER\u50ac\u5316\u6d3b\u6027\uff0c\u7136\u800c\uff0c\u5177\u6709\u589e\u5f3a\u6c14\u6ce1\u6392\u51fa\u6027\u80fd\u7684LFA\u53ef\u4ee5\u8fdb\u4e00\u6b65\u63d0\u9ad8\u5728\u9ad8\u7535\u6d41\u5bc6\u5ea6\u4e0b\u7684\u50ac\u5316\u6027\u80fd\uff0c\u4ece\u800c\u57281000 mA cm-2<\/sup>\u65f6\u8fbe\u5230\u521b\u7eaa\u5f55\u7684\u4f4e\u8fc7\u7535\u4f4d\u3002\u4e0e\u6700\u8fd1\u62a5\u9053\u7684\u50ac\u5316\u5242(\u5305\u62ec\u6700\u5148\u8fdb\u7684\u7535\u50ac\u5316\u5242)\u76f8\u6bd4\uff0cLFA\u7535\u6781\u4f20\u9012\u7684\u8fc7\u7535\u4f4d\u6700\u4f4e\u3002<\/p>\n

\"\"<\/p>\n

\u56fe3.OER\u6027\u80fd\u5206\u6790\u3002(a)\u4e0d\u540c\u7535\u4f4d\u4e0bLFA\u7684\u539f\u4f4d\u62c9\u66fc\u8868\u5f81\u3002(b) LFA\u548cDFA\u7684LSV\u66f2\u7ebf\u3002(c) LFA\u548cDFA\u7684\u8fc7\u7535\u4f4d\u6bd4\u8f83\u3002(d)\u5854\u83f2\u5c14\u659c\u7387\u3002(e) Cdl\u503c\u3002(f)\u57fa\u4e8eECSA\u5f52\u4e00\u5316\u7535\u6d41\u5bc6\u5ea6\u7684LSV\u66f2\u7ebf\u3002(g)\u7535\u4f4d\u968f\u626b\u63cf\u901f\u7387\u589e\u52a0\u7684\u53d8\u5316\u3002(h) EIS\u56fe\u3002(i) LFA\u548cDFA\u7535\u6781\u5728OER\u6027\u80fd\u65b9\u9762\u7684\u6bd4\u8f83\u3002(j) OER\u7535\u50ac\u5316\u6d3b\u6027\u6bd4\u8f83\u3002<\/p>\n

AEMWE\u6027\u80fd\u53ca\u7a33\u5b9a\u6027<\/p>\n

LFA\u5177\u6709\u9ad8\u5b54\u9699\u7387\u3001\u673a\u68b0\u6027\u80fd\u597d\u3001\u5bfc\u7535\u6027\u597d\u7b49\u4f18\u70b9\uff0c\u540c\u65f6\u8fd8\u4f53\u73b0\u4e86\u6c14\u4f53\u6269\u6563\u5c42(GDL)\u529f\u80fd\uff0c\u5448\u73b0\u53cc\u529f\u80fd\u7279\u5f81\u3002\u572850\u00b0C\u30011 M KOH\u6761\u4ef6\u4e0b\u5bf9LFA\u53cc\u529f\u80fd\u7535\u6781\u7684AEMWE\u6027\u80fd\u8fdb\u884c\u4e86\u8bc4\u4ef7\u3002\u5728\u4f4e\u81f31.83 V\u7684\u7535\u6c60\u7535\u538b\u4e0b\uff0cLFA\u57281 M KOH\u4e0b\u7684\u7535\u6d41\u5bc6\u5ea6\u8fbe\u52301 A cm-2<\/sup>\uff0c\u8fdc\u9ad8\u4e8e\u76f8\u540c\u7535\u6c60\u7535\u538b\u4e0b\u7684DFA (0.61 A cm-2<\/sup>)\uff0c\u6bd4\u5546\u7528\u8d35\u91d1\u5c5e\u50ac\u5316\u5242Pt\/C\/NF (-) | IrO2<\/sub>\/NF (+) (0.17 A cm-2<\/sup>)\u9ad86\u500d\u3002\u6b64\u5916\uff0cLFA\u57281.88 V\u548c6 M KOH\u4e0b\u663e\u793a\u51fa3 A cm-2<\/sup>\u7684\u7535\u6d41\u5bc6\u5ea6\u3002<\/p>\n

LFA\u548cDFA\u7535\u6781\u5728AEMWE\u4e2d\u50ac\u5316\u6027\u80fd\u7684\u5dee\u5f02\u6bd4\u5728\u4e09\u7535\u6781\u7535\u89e3\u6c60\u4e2d\u66f4\u4e3a\u660e\u663e\uff0c\u8fd9\u8868\u660e\u5728\u66f4\u63a5\u8fd1\u5de5\u4e1a\u5e94\u7528\u7684\u6761\u4ef6\u4e0b(\u6781\u9ad8\u7684\u7535\u89e3\u8d28\u5229\u7528\u7387\u548c\u66f4\u7a84\u7684\u7a7a\u95f4)\uff0c\u4e0e\u6807\u51c6\u5b9e\u9a8c\u5ba4\u89c4\u6a21\u7684\u6d4b\u91cf\u6761\u4ef6\u76f8\u6bd4\uff0c\u4f20\u8d28\u95ee\u9898\u53d8\u5f97\u66f4\u5177\u6311\u6218\u6027\u3002\u56e0\u6b64\uff0cLFA\u901a\u8fc7\u6539\u5584\u4f20\u8d28\u5e26\u6765\u7684\u6027\u80fd\u6539\u5584\u66f4\u4e3a\u663e\u8457\u3002\u5728AEMWE\u4e2d\uff0c\u5f53\u7535\u6d41\u5bc6\u5ea6\u9ad8\u8fbe2000 mA cm-2<\/sup>\u65f6\uff0cLFA\u57281300\u5c0f\u65f6\u5185\u8868\u73b0\u51fa\u4f18\u5f02\u7684\u7a33\u5b9a\u6027\uff0c\u3002\u540c\u65f6LFA\u57281000 mA cm-2<\/sup>\u4e0b\u8fde\u7eed\u50ac\u5316OER\u8d85\u8fc76000 h\uff0c\u8fd9\u79cd\u8568\u7c7b\u7ed3\u6784\u5728\u9ad8\u7535\u6d41\u5bc6\u5ea6\u7684\u6d4b\u8bd5\u6761\u4ef6\u4e0b\u4ecd\u7136\u4fdd\u6301\u826f\u597d\u3002LFA\u6bd4\u6700\u8fd1\u62a5\u9053\u7684\u6700\u5148\u8fdb\u7684\u50ac\u5316\u5242\u66f4\u8010\u7528\u3002<\/p>\n

\"\"<\/p>\n

\u56fe4. AEMWE\u6027\u80fd\u53ca\u7a33\u5b9a\u6027\u3002(a) LFA\u4f5c\u4e3a\u50ac\u5316\u5242\u5c42\u548c\u6c14\u4f53\u6269\u6563\u5c42\u7535\u6781\u7684AEMWE\u7535\u6c60\u7ed3\u6784\u793a\u610f\u56fe\u3002(b) LSV\u66f2\u7ebf(\u672a\u8fdb\u884ciR\u6821\u6b63)\u3002(c)\u963b\u6297\u56fe\u3002(d)\u8010\u4e45\u6027\u7535\u6c60\u7535\u538b\u65f6\u95f4\u66f2\u7ebf\uff0c\u65e0iR\u6821\u6b63\u3002(e)\u957f\u671fOER\u8010\u4e45\u6027\u6d4b\u8bd5\u3002(f) OER\u7535\u50ac\u5316(\u5de6)\u548cAEMWE(\u53f3)\u7a33\u5b9a\u6027\u7684\u6bd4\u8f83\u3002<\/p>\n

\u603b\u7ed3<\/strong><\/p>\n

\u672c\u6587\u5c55\u793a\u4e86\u4e00\u79cd\u975e\u5e38\u9ad8\u6548\u548c\u8010\u7528\u7684OER\u50ac\u5316\u5242\uff0c\u5177\u6709\u52a8\u6001\u81ea\u9002\u5e94\u6c14\u6ce1\u4f20\u8f93\u7279\u6027\uff0c\u901a\u8fc7\u5c06\u8568\u7c7b\u690d\u7269\u72b6\u5355\u5143\u7ec4\u88c5\u6210\u6709\u5e8f\u7684\u5c42\u72b6\u6c14\u51dd\u80f6\u4f5c\u4e3a\u81ea\u652f\u6491\u53ef\u538b\u7f29\u819c\u7535\u6781\u6765\u5b9e\u73b0\u3002LFA\u5177\u6709\u673a\u68b0\u7a33\u5065\u6027\u3001\u7535\u89e3\u6db2\u6e17\u900f\u5bfc\u7535\u7f51\u7edc\u3001\u50ac\u5316\u6d3b\u6027\u533a\u5229\u7528\u7387\u9ad8\u3001\u7535\u8377\u8f6c\u79fb\u963b\u6297\u6781\u4f4e\u7b49\u7279\u70b9\u3002\u6709\u5e8f\u7684\u8568\u7c7b\u7535\u6781\u5355\u5143\u5728\u6392\u51fa\u6c14\u6ce1\u65f6\u8868\u73b0\u51fa\u4f18\u8d8a\u7684\u5e94\u529b\u91ca\u653e\u9002\u5e94\u6027\uff0c\u4ece\u800c\u901a\u8fc7\u5927\u5927\u51cf\u5c11\u91ca\u653e\u7684\u6c14\u6ce1\u5c3a\u5bf8\u6765\u4fc3\u8fdb\u6c14\u4f53\u7684\u5feb\u901f\u6f14\u5316\u3002\u6a21\u62df\u548c\u5b9e\u9a8c\u8bc1\u636e\u8bc1\u5b9e\u4e86\u9ad8\u6548\u6c14\u6ce1\u91ca\u653e\u5bf9\u7eb3\u7c73\u7ed3\u6784\u50ac\u5316\u5242\u7684\u6d3b\u6027\u548c\u7a33\u5b9a\u6027\u7684\u91cd\u8981\u6027\u3002\u8fd9\u4e9b\u4f18\u52bf\u5171\u540c\u4fc3\u6210\u4e86\u521b\u7eaa\u5f55\u7684\u4f4eOER\u8fc7\u7535\u4f4d\uff0c\u540c\u65f6\u4fdd\u6301\u7a33\u5b9a\u8d85\u8fc76000\u5c0f\u65f6\u5e76\u4e14\u53ef\u4ee5\u5728AEMWE\u4e2d\u6301\u7eed\u5de5\u4f5c\u8d851300 h\u3002<\/p>\n

\u8fd9\u9879\u5de5\u4f5c\u8868\u660e\uff0c\u5408\u7406\u8bbe\u8ba1\u7535\u6781\u7ed3\u6784\u53ef\u4ee5\u5728\u5927\u7535\u6d41\u5bc6\u5ea6\u4e0b\u5b9e\u73b0\u5f02\u5e38\u9ad8\u7684OER\/HER\u6027\u80fd\u548c\u5353\u8d8a\u7684\u50ac\u5316\u7a33\u5b9a\u6027\u3002\u5c55\u671b\u672a\u6765\uff0c\u7531\u4e8e\u6211\u4eec\u63a7\u5236\u7ed3\u6784\u5355\u5143\u6392\u5217\u7684\u65b9\u6cd5\u7684\u901a\u7528\u6027\uff0c\u5b83\u53ef\u4ee5\u63a8\u5e7f\u5230\u5176\u4ed6\u6c14\u4f53\u6790\u6c14\u7535\u6781\u548c\u591a\u76f8\u50ac\u5316\u7cfb\u7edf\u7684\u8bbe\u8ba1\u4e2d\u3002\u8fd9\u65e0\u7591\u5c06\u4e3a\u65b0\u4e00\u4ee3\u5de5\u4e1a\u6761\u4ef6\u4e0b\u9ad8\u6027\u80fd\u78b1\u6027\u7535\u89e3\u6c34\u819c\u7535\u6781\u7684\u5f00\u53d1\u63d0\u4f9b\u65b0\u7684\u7535\u6781\u7ed3\u6784\u8303\u5f0f\u3002<\/p>\n

\u539f\u6587\u8be6\u60c5\uff1a
\n Dynamically adaptive bubbling for upgrading oxygen evolution reaction using lamellar fern-like alloy aerogel self-standing electrodes<\/a><\/h4>\n

Wang, J.; Liang, C.; Ma, X.; Liu, P.; Pan, W.; Zhu, H.; Guo, Z.; Sui, Y.; Liu, H.; Liu, L.; Yang, C.*<\/p>\n

Advanced Materials, 2023, DOI:\/10.1002\/adma.202307925<\/p>\n

\u94fe\u63a5\uff1a<\/strong>https:\/\/doi.org\/10.1002\/adma.202307925<\/strong><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

\u7b2c\u4e00\u4f5c\u8005\uff1a\u738b\u5a1f \u901a\u8baf\u4f5c\u8005\uff1a\u6768\u8bda\u526f\u6559\u6388 \u901a\u8baf\u5355\u4f4d\uff1a\u6e05\u534e\u5927\u5b66\u6df1\u5733\u56fd\u9645\u7814\u7a76\u751f\u9662 DOI: 10.1002\/adma.202307925 \u7814\u7a76\u80cc\u666f \u7535\u89e3\u6c34\u5236\u6c22\u88ab\u5e7f\u6cdb\u8ba4\u4e3a…<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[215],"tags":[],"class_list":["post-254713","post","type-post","status-publish","format-standard","hentry","category-jiedu"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/254713"}],"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\/2"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=254713"}],"version-history":[{"count":2,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/254713\/revisions"}],"predecessor-version":[{"id":254720,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/254713\/revisions\/254720"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=254713"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=254713"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=254713"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}