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\u4e00\u3001\u3010\u79d1\u5b66\u80cc\u666f\u3011<\/strong><\/strong><\/p>\n\n\n\n

\u9ad8\u71b5\u5408\u91d1\u662f\u7531\u4e94\u79cd\u6216\u66f4\u591a\u91d1\u5c5e\u5143\u7d20\u4ee5\u63a5\u8fd1\u7b49\u539f\u5b50\u6bd4\u7ec4\u6210\u7684\u56fa\u6eb6\u4f53\u6750\u6599\uff0c\u56e0\u5176\u72ec\u7279\u7684\u201c\u9ad8\u71b5\u6548\u5e94\u201d\u3001\u6676\u683c\u7578\u53d8\u3001\u7f13\u6162\u6269\u6563\u800c\u8868\u73b0\u51fa\u4f18\u5f02\u7684\u529b\u5b66\u6027\u80fd\u3001\u8010\u8150\u8680\u6027\u3001\u70ed\u7a33\u5b9a\u6027\u548c\u50ac\u5316\u6d3b\u6027\u3002\u8fd1\u5e74\u6765\uff0c\u4e9a\u7eb3\u7c73\u5c3a\u5ea6\uff08<2 nm\uff09\u7684\u9ad8\u71b5\u5408\u91d1\uff08SHEAs\uff09\u56e0\u5176\u6781\u5927\u7684\u6bd4\u8868\u9762\u79ef\u548c\u91cf\u5b50\u5c3a\u5bf8\u6548\u5e94\uff0c\u5728\u50ac\u5316\u7b49\u9886\u57df\u5c55\u73b0\u51fa\u5de8\u5927\u6f5c\u529b\u3002\u7136\u800c\uff0c\u968f\u7740\u5c3a\u5bf8\u51cf\u5c0f\uff0c\u8868\u9762\u80fd\u6025\u5267\u5347\u9ad8\uff0c\u5bfc\u81f4SHEAs\u6613\u4e8e\u56e2\u805a\u6216\u5931\u6d3b\uff0c\u7a33\u5b9a\u6027\u6210\u4e3a\u5236\u7ea6\u5176\u5b9e\u9645\u5e94\u7528\u7684\u5173\u952e\u74f6\u9888\u3002\u4f20\u7edf\u7684\u9ad8\u6e29\u5408\u6210\u65b9\u6cd5\u96be\u4ee5\u5b9e\u73b0\u8db3\u591f\u5feb\u7684\u52a0\u70ed\u4e0e\u51b7\u5374\u901f\u7387\uff08>107<\/sup> K\/s\uff09\uff0c\u65e0\u6cd5\u5728\u4e9a\u7eb3\u7c73\u5c3a\u5ea6\u4e0b\u5b9e\u73b0\u5747\u5300\u7684\u5143\u7d20\u6df7\u5408\u4e0e\u7ed3\u6784\u7a33\u5b9a\u3002<\/p>\n\n\n\n

\u4e8c\u3001\u3010\u79d1\u5b66\u521b\u65b0\u3011<\/p>\n\n\n\n

\u4eca\u65e5\uff0c\u6765\u81ea\u4e2d\u56fd\u79d1\u6280\u5927\u5b66\u7684\u5218\u656c\u7965\uff08\u5408\u80a5\u5fae\u5c3a\u5ea6\u7269\u8d28\u79d1\u5b66\u56fd\u5bb6\u7814\u7a76\u4e2d\u5fc3\u7279\u4efb\u526f\u7814\u7a76\u5458\uff09\u548c\u718a\u5b87\u6770\u6559\u6388\uff08\u73b0\u4efb\u5b89\u5fbd\u5e08\u8303\u5927\u5b66\u5e38\u52a1\u526f\u6821\u957f\uff09\u901a\u8fc7\u5229\u7528\u5c40\u57df\u8868\u9762\u7b49\u79bb\u5b50\u4f53\u5171\u632f\u6548\u5e94\u4e0e\u6db2\u4f53\u4e2d\u7684\u6fc0\u5149\u7834\u788e\u6280\u672f\uff0c\u6210\u529f\u5408\u6210\u4e86SHEAs\u3002\u91d1\u7eb3\u7c73\u9897\u7c92\u5728\u6fc0\u5149\u6fc0\u53d1\u4e0b\u4ea7\u751f\u70ed\u7535\u5b50\uff0c\u4fc3\u8fdb\u91d1\u5c5e\u79bb\u5b50\u8fd8\u539f\uff1b\u800c7\u7eb3\u79d2\u6fc0\u5149\u8109\u51b2\u8bf1\u5bfc\u7684\u8d85\u5feb\u52a0\u70ed\u4e0e\u51b7\u5374\u5faa\u73af\u5219\u5c06\u591a\u79cd\u91d1\u5c5e\u878d\u5408\u6210\u5177\u6709\u589e\u5f3a\u7a33\u5b9a\u6027\u7684SHEAs\u3002\u8be5\u65b9\u6cd5\u53ef\u5b9e\u73b0\u591a\u8fbe\u5341\u79cd\u5143\u7d20\u7684SHEAs\u5408\u6210\u3002\u6240\u9009\u7684AuPtRuRhIr SHEAs\u5728\u8d28\u5b50\u4ea4\u6362\u819c\u7535\u89e3\u69fd\u4e2d\u8868\u73b0\u51fa\u6781\u9ad8\u7684\u7a33\u5b9a\u6027\uff0c\u57282.12 V\u7535\u538b\u548c2 A cm-2<\/sup>\u7535\u6d41\u5bc6\u5ea6\u4e0b\u53ef\u6301\u7eed\u8fd0\u884c\u8d85\u8fc71,200\u5c0f\u65f6\u3002\u672c\u7814\u7a76\u4e3aSHEAs\u7684\u5236\u5907\u63d0\u4f9b\u4e86\u4e00\u79cd\u901a\u7528\u7b56\u7565\uff0c\u9002\u7528\u4e8e\u591a\u4e2a\u9886\u57df\u3002\u76f8\u5173\u6210\u679c\u4ee5\u201cRapid synthesis of subnanoscale high-entropy alloys with ultrahigh durability\u201d\u4e3a\u9898\u53d1\u8868\u5728\u56fd\u9645\u6750\u6599\u9886\u57df\u9876\u7ea7\u671f\u520aNature Materials<\/em><\/strong>\u3002<\/p>\n\n\n

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\u3010\u6570\u636e\u6982\u89c8\u3011<\/p>\n\n\n

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\u56fe 1 AuPtRuRhIr SHEAs \u7684\u5f62\u8c8c\u3001\u6210\u5206\u4e0e\u7ed3\u6784\u8868\u5f81\uff1aa\uff0cSHEAs \u7684\u5236\u5907\u6d41\u7a0b\u793a\u610f\u56fe\u3002b\u2013h\uff0cAuPtRuRhIr SHEAs \u7684\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\u56fe\u50cf (b\u548cc)\u3001\u9ad8\u5206\u8fa8\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\u56fe\u50cf (d)\u3001\u9ad8\u89d2\u73af\u5f62\u6697\u573a\u626b\u63cf\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\u56fe\u50cf (e)\u3001\u5c3a\u5bf8\u5206\u5e03\u7edf\u8ba1\u56fe (f)\u3001HAADF-STEM \u56fe\u50cf\u53ca\u76f8\u5e94\u7684\u80fd\u91cf\u8272\u6563X\u5c04\u7ebf\u5149\u8c31\u5143\u7d20\u9762\u5206\u5e03\u56fe (g) \u548c X \u5c04\u7ebf\u884d\u5c04\u56fe\u8c31 (h)\u3002\u00a92025 Springer Nature<\/p>\n\n\n

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\u56fe2 SHEAs \u7684\u5143\u7d20\u5206\u5e03\uff1aa\u2013f\uff0c\u4e94\u5143 AuRuRhIrPd (a)\u3001\u5341\u5143 AuPtRuRhIrPdCuOsNiCo (b)\u3001\u516d\u5143 AuPtRuRhIrPd (c)\u3001\u516b\u5143 AuPtRuRhIrPdCuOs (d)\u3001\u4e03\u5143 AuPtRuRhIrPdCu (e) \u548c\u4e5d\u5143 AuPtRuRhIrPdCuOsNi SHEAs (f) \u7684 HAADF-STEM \u56fe\u50cf\u53ca\u76f8\u5e94\u7684 EDS \u5143\u7d20\u9762\u5206\u5e03\u56fe\u3002\u00a92025 Springer Nature<\/p>\n\n\n

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\u56fe 3 SHEAs \u7684\u5206\u5b50\u52a8\u529b\u5b66\u6a21\u62df\uff1aa\uff0c\u7528\u4e8e MD \u6a21\u62df\u7684 AuPtRuRhIr SHEAs \u539f\u5b50\u7ed3\u6784\u6a21\u578b\u793a\u610f\u56fe\u3002b\uff0c\u4e94\u5143 AuPtRuRhIr\u3001\u516d\u5143 AuPtRuRhIrPd\u3001\u4e03\u5143 AuPtRuRhIrPdCu\u3001\u516b\u5143AuPtRuRhIrPdCuOs\u3001\u4e5d\u5143 AuPtRuRhIrPdCuOsNi \u53ca\u5341\u5143 AuPtRuRhIrPdCuOsNiCo \u7684\u6a21\u62df XRD \u56fe\u8c31\u3002c,d\uff0c\u4e94\u5143 AuPtRuRhIr \u4f53\u7cfb\u7684\u5747\u65b9\u4f4d\u79fb\u66f2\u7ebf (c) \u548c\u5f84\u5411\u5206\u5e03\u51fd\u6570\u66f2\u7ebf (d)\u3002\u9ec4\u8272\u3001\u7c89\u8272\u3001\u7eff\u8272\u3001\u84dd\u8272\u53ca\u9752\u8272\u7403\u5206\u522b\u4ee3\u8868 Au\u3001Pt\u3001Ru\u3001Rh \u548c Ir \u539f\u5b50\u3002\u00a92025 Springer Nature<\/p>\n\n\n

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\u56fe 4 AuPtRuRhIr SHEAs \u7528\u4e8e\u7535\u50ac\u5316\u5168\u6c34\u5206\u89e3\u7684\u6027\u80fd\uff1aa\u2013c\uff0cAuPtRuRhIr SHEAs\u3001Au \u53ca Pt\/C \u5728 0.5 M H\u2082SO\u2084 \u9178\u6027\u6eb6\u6db2\u4e2d\u7528\u4e8e\u6790\u6c22\u53cd\u5e94\u7684\uff1a\u7ecf iR \u6821\u6b63\u7684\u7ebf\u6027\u626b\u63cf\u4f0f\u5b89\u66f2\u7ebf (a)\u3001\u5bf9\u5e94\u7684\u5854\u83f2\u5c14\u659c\u7387\u56fe (b)\uff0c\u4ee5\u53ca\u5728 500 mA cm\u207b\u00b2 \u4e0e 2000 mA cm\u207b\u00b2 \u7535\u6d41\u5bc6\u5ea6\u4e0b\u7684\u8fc7\u7535\u4f4d\u4e0e\u5854\u83f2\u5c14\u659c\u7387\u5bf9\u6bd4\u56fe (c)\u3002d\uff0cAuPtRuRhIr SHEAs \u5728 2000 mA cm\u207b\u00b2 \u6052\u5b9a\u7535\u6d41\u5bc6\u5ea6\u4e0b\u7684\u8ba1\u65f6\u7535\u4f4d\u66f2\u7ebf\u3002\u63d2\u56fe\uff1aHER \u6d4b\u8bd5 100 \u5c0f\u65f6\u540e\u7684 AuPtRuRhIr SHEAs \u7684 TEM \u56fe\u50cf\u3002e\u2013g\uff0cAuPtRuRhIr SHEAs\u3001Au \u53ca RuO\u2082 \u5728 0.5 M H\u2082SO\u2084 \u9178\u6027\u6eb6\u6db2\u4e2d\u7528\u4e8e\u6790\u6c27\u53cd\u5e94\u7684\uff1a\u7ecf iR \u6821\u6b63\u7684\u6781\u5316\u66f2\u7ebf (e)\u3001\u5bf9\u5e94\u7684\u5854\u83f2\u5c14\u659c\u7387\u56fe (f)\uff0c\u4ee5\u53ca\u5728 500 mA cm\u207b\u00b2 \u4e0e 2 A cm\u207b\u00b2 \u7535\u6d41\u5bc6\u5ea6\u4e0b\u7684\u8fc7\u7535\u4f4d\u4e0e\u5854\u83f2\u5c14\u659c\u7387\u5bf9\u6bd4\u56fe (g)\u3002h\uff0cAuPtRuRhIr SHEAs \u5728 2 A cm\u207b\u00b2 \u6052\u5b9a\u7535\u6d41\u5bc6\u5ea6\u4e0b\u7684\u8ba1\u65f6\u7535\u4f4d\u66f2\u7ebf\u3002\u63d2\u56fe\uff1aOER \u6d4b\u8bd5 100 \u5c0f\u65f6\u540e\u7684 AuPtRuRhIr SHEAs \u7684 TEM \u56fe\u50cf\u3002i\uff0c\u5728\u5ba4\u6e29\u6761\u4ef6\u4e0b\uff0c\u4f7f\u7528 Nafion 115 \u819c\uff0c\u5206\u522b\u4ee5 AuPtRuRhIr SHEAs \u4f5c\u4e3a\u9634\u9633\u6781\u50ac\u5316\u5242\u4e0e\u5546\u7528 Pt\/C (\u9634\u6781) || RuO\u2082 (\u9633\u6781) \u7ec4\u88c5\u7684\u8d28\u5b50\u4ea4\u6362\u819c\u7535\u89e3\u6c60\u7684\u6781\u5316\u66f2\u7ebf\u3002j\uff0c\u91c7\u7528 AuPtRuRhIr SHEAs \u4e0e Pt\/C||RuO\u2082 \u50ac\u5316\u5242\u7684 PEM \u7535\u89e3\u6c60\u6027\u80fd\u5bf9\u6bd4\u3002k\uff0c\u5728\u5ba4\u6e29\u30012 A cm\u207b\u00b2 \u7535\u6d41\u5bc6\u5ea6\u4e0b\uff0c\u91c7\u7528 AuPtRuRhIr||AuPtRuRhIr \u4e0e Pt\/C||RuO\u2082 \u50ac\u5316\u5242\u7684 PEM \u7535\u89e3\u6c60\u7684\u957f\u65f6\u95f4\u7a33\u5b9a\u6027\u6d4b\u8bd5\u66f2\u7ebf\u3002\u00a92025 Springer Nature<\/p>\n\n\n\n

\u4e09\u3001\u3010\u79d1\u5b66\u542f\u793a\u3011<\/strong><\/strong><\/p>\n\n\n\n

\u8fd9\u9879\u7814\u7a76\u901a\u8fc7\u5de7\u5999\u5229\u7528\u5c40\u57df\u8868\u9762\u7b49\u79bb\u5b50\u4f53\u5171\u632f\uff08LSPR\uff09\u70ed\u7535\u5b50\u4e0e\u6fc0\u5149\u8bf1\u5bfc\u7684\u8d85\u5feb\u70ed\u5faa\u73af\uff0c\u6210\u529f\u653b\u514b\u4e86\u4e9a\u7eb3\u7c73\u9ad8\u71b5\u5408\u91d1\u5408\u6210\u4e2d\u9ad8\u8868\u9762\u80fd\u5bfc\u81f4\u7684\u7a33\u5b9a\u6027\u96be\u9898\u3002\u8be5\u65b9\u6cd5\u5728\u5ba4\u6e29\u3001\u65e0\u57fa\u5e95\u6761\u4ef6\u4e0b\u5b9e\u73b0\u4e86\u591a\u8fbe\u5341\u79cd\u91d1\u5c5e\u5143\u7d20\u7684\u5747\u5300\u878d\u5408\uff0c\u4e3a\u591a\u5143\u7eb3\u7c73\u6750\u6599\u7684\u7cbe\u51c6\u5408\u6210\u63d0\u4f9b\u4e86\u666e\u9002\u6027\u65b0\u7b56\u7565\u3002\u6240\u5236\u5907\u7684AuPtRuRhIr\u4e9a\u7eb3\u7c73\u9ad8\u71b5\u5408\u91d1\u5728\u8d28\u5b50\u4ea4\u6362\u819c\u7535\u89e3\u69fd\u4e2d\u5c55\u73b0\u51fa\u5353\u8d8a\u7684\u53cc\u529f\u80fd\u50ac\u5316\u6d3b\u6027\u548c\u8d85\u957f\u8fbe1200\u5c0f\u65f6\u7684\u8fd0\u884c\u7a33\u5b9a\u6027\uff0c\u63a8\u52a8\u4e86\u9ad8\u6548\u3001\u7a33\u5b9a\u7535\u89e3\u6c34\u5236\u6c22\u6280\u672f\u7684\u8fdb\u5c55\u3002\u8be5\u5de5\u4f5c\u4e0d\u4ec5\u5c55\u793a\u4e86\u6fc0\u5149\u5408\u6210\u6280\u672f\u5728\u6750\u6599\u521b\u65b0\u4e0a\u7684\u5de8\u5927\u6f5c\u529b\uff0c\u5176\u7ed3\u5408\u7406\u8bba\u6a21\u62df\u63ed\u793a\u7684\u6750\u6599\u5f62\u6210\u673a\u5236\u4e0e\u50ac\u5316\u6d3b\u6027\u4f4d\u70b9\uff0c\u4e5f\u4e3a\u672a\u6765\u7406\u6027\u8bbe\u8ba1\u9ad8\u6027\u80fd\u50ac\u5316\u6750\u6599\u5960\u5b9a\u4e86\u575a\u5b9e\u57fa\u7840\u3002<\/p>\n\n\n\n

\u8bba\u6587\u8be6\u60c5\uff1ahttps:\/\/www.nature.com\/articles\/s41563-025-02358-9<\/a><\/p>\n\n\n\n

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