{"id":261588,"date":"2024-07-22T08:09:35","date_gmt":"2024-07-22T00:09:35","guid":{"rendered":"\/\/m.iemloyee.com\/?p=261588"},"modified":"2024-07-21T22:18:41","modified_gmt":"2024-07-21T14:18:41","slug":"%e5%8c%97%e5%b7%a5%e5%a4%a7%e6%b1%aa%e6%b5%a9%e5%9b%a2%e9%98%9f-acb%ef%bc%9a%e9%87%91%e5%b1%9e%e8%be%b9%e7%95%8c%e9%99%90%e5%9f%9fpt%e5%8e%9f%e5%ad%90%e6%9e%84%e7%ad%91%e5%ae%9e%e7%8e%b0%e5%a4%9a","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=261588","title":{"rendered":"\u5317\u5de5\u5927\u6c6a\u6d69\u56e2\u961f\u00a0ACB\uff1a\u91d1\u5c5e\u8fb9\u754c\u9650\u57dfPt\u539f\u5b50\u6784\u7b51\u5b9e\u73b0\u591a\u91cd\u6c22\u50ac\u5316\u8f6c\u5316"},"content":{"rendered":"
\u00a0\u00a0\u00a0\u00a0<\/p>\n
\u7b2c\u4e00\u4f5c\u8005\uff1a\u00a0\u5f20\u5efa\u534e<\/p>\n
\u901a\u8baf\u4f5c\u8005\uff1a\u5468\u5f00\u5cad\uff0c\u674e\u6d2a\u4e49\uff0c\u6c6a\u6d69 \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/p>\n
\u901a\u8baf\u5355\u4f4d\uff1a \u5317\u4eac\u5de5\u4e1a\u5927\u5b66\u6750\u6599\u79d1\u5b66\u4e0e\u5de5\u7a0b\u5b66\u9662\u65b0\u578b\u529f\u80fd\u6750\u6599\u6559\u80b2\u90e8\u91cd\u70b9\u5b9e\u9a8c\u5ba4\uff0c\u5317\u4eac\u5de5\u4e1a\u5927\u5b66\u78b3\u4e2d\u548c\u672a\u6765\u6280\u672f\u5b66\u9662<\/p>\n
\u8bba\u6587DOI\uff1a10.1016\/j.apcatb.2024.124393 \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/p>\n
<\/p>\n
\u5168\u6587\u901f\u89c8\uff1a<\/p>\n
\u5355\u539f\u5b50\u6750\u6599\u4f5c\u4e3a\u50ac\u5316\u9886\u57df\u7684\u4e00\u4e2a\u65b0\u5174\u5206\u652f\uff0c\u8fd1\u5e74\u6765\u53d6\u5f97\u4e86\u5de8\u5927\u7684\u53d1\u5c55\u3002\u7136\u800c\uff0c\u56e0\u91d1\u5c5e\u4f4d\u70b9\u72ec\u7acb\u5206\u6563\u7279\u6027\u5f15\u8d77\u7684\u50ac\u5316\u4f4d\u70b9\u4e0d\u8db3\u3001\u8d28\u91cf\u6bd4\u6d3b\u5ea6\u4f4e\uff0c\u4e25\u91cd\u963b\u788d\u4e86\u5355\u539f\u5b50\u6750\u6599\u7684\u8fdb\u4e00\u6b65\u53d1\u5c55\u548c\u5de5\u4e1a\u5316\u5e94\u7528\u3002\u7ee7\u5728\u5355\u539f\u5b50\u6750\u6599\u7ec4\u5206\u8bbe\u8ba1\uff08J. Mater. Chem. A<\/i><\/b><\/em><\/strong>, 2022, 10, 25692, Adv. Sci.<\/em><\/strong>\u00a02021, 2100347\uff1b\u00a0Energy Environ<\/i><\/b><\/em><\/strong>.<\/i><\/b><\/em><\/strong>\u00a0Sci. <\/i><\/b><\/em><\/strong>2020, 13, 3082\uff09\u548c\u7535\u5b50\u6001\u8c03\u63a7\uff08Chem. Eng. J.<\/i><\/b><\/em><\/strong>, 2023, 454, 140557;\u00a0Nat. Commun.<\/i><\/b><\/em><\/strong>, 2021, 12, 3783\uff09\u7684\u57fa\u7840\u4e0a\uff0c\u8be5\u56e2\u961f\u91c7\u7528\u7f3a\u9677\u8bf1\u5bfc\u7684\u6709\u5e8f\u7535\u6c89\u79ef\u7b56\u7565\uff0c\u5728Co\/Co(OH)2<\/sub>\u7eb3\u7c73\u5c42\u7ea7\u7ed3\u6784\u4e2d\u6784\u7b51\u51fa\u4e86\u91d1\u5c5e\u76f8\u754c\u9650\u57df\u7684Pt\u5355\u539f\u5b50\uff08PtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\uff09\u3002\u8be5Pt\u539f\u5b50\u5448\u73b0\u51fa\u8f83\u5927\u7684\u539f\u5b50\u66b4\u9732\u6bd4\u3001\u8f83\u9ad8\u7684\u7a33\u5b9a\u6027\u548c\u91d1\u5c5e\u7535\u5b50\u6001\uff0c\u5728\u50ac\u5316\u6c34\u7535\u89e3\u5236\u6c22\u8fc7\u7a0b\u4e2d\uff0c\u80fd\u591f\u5728\u4fdd\u6301\u5bcc\u7535\u5b50\u6001\u7684\u540c\u65f6\uff0c\u9a71\u52a8\u591a\u91cdH*\u53cd\u5e94\u4e2d\u95f4\u4f53\u8f6c\u5316\uff0c\u5b9e\u73b0H2<\/sub>\u9ad8\u6548\u5236\u5907\uff0c\u539f\u5b50\u6d3b\u6027\u9ad8\u8fbe5.92 A mg-1<\/sup>\uff0c\u662f\u5546\u4e1aPt\/C\u50ac\u5316\u5242\u768437\u500d\u3002\u7814\u7a76\u6210\u679c\u4ee5\u201cMetal edge confined platinum atoms in metal\/hydroxide hierarchy structure for multiple hydrogen conversion and evolution\u201d\u4e3a\u9898\u53d1\u8868\u5728\u56fd\u9645\u77e5\u540d\u671f\u520aApplied Catalysis B: Environment and Energy<\/b><\/strong>\u4e0a\uff0c\u5317\u4eac\u5de5\u4e1a\u5927\u5b66\u6750\u6599\u5b66\u9662\u535a\u58eb\u751f\u5f20\u5efa\u534e\u4e3a\u7b2c\u4e00\u4f5c\u8005\u3002<\/p>\n <\/p>\n \u80cc\u666f\u4ecb\u7ecd\uff1a<\/p>\n \u5355\u539f\u5b50\u50ac\u5316\u5242\u56e0\u5176100%\u7684\u539f\u5b50\u5229\u7528\u6548\u7387\uff0c\u4e3a\u591a\u76f8\u50ac\u5316\u63d0\u4f9b\u4e86\u4e00\u4e2a\u7406\u60f3\u7684\u5e73\u53f0\uff0c\u5728\u4f17\u591a\u5173\u952e\u50ac\u5316\u53cd\u5e94\u4e2d\u5c55\u73b0\u51fa\u4f18\u5f02\u7684\u6d3b\u6027\u548c\u72ec\u7279\u7684\u9009\u62e9\u6027\u3002\u7136\u800c\uff0c\u5355\u5206\u6563\u7684\u91d1\u5c5e\u539f\u5b50\u8868\u9762\u80fd\u8f83\u9ad8\uff0c\u6613\u4e8e\u56e2\u805a\u3002\u56e0\u6b64\uff0c\u5927\u591a\u6570\u5355\u539f\u5b50\u50ac\u5316\u5242\u7684\u91d1\u5c5e\u8d1f\u8f7d\u8d28\u91cf\u4f4e\u4e8e1.5 wt%\uff0c\u5bfc\u81f4\u50ac\u5316\u6d3b\u6027\u4f4d\u70b9\u4e0d\u8db3\u3001\u8d28\u91cf\u6bd4\u6d3b\u6027\u8f83\u4f4e\uff0c\u963b\u788d\u4e86\u5355\u539f\u5b50\u6750\u6599\u7684\u8fdb\u4e00\u6b65\u53d1\u5c55\u548c\u5de5\u4e1a\u5316\u5e94\u7528\u3002\u6b64\u5916\uff0c\u5f53\u524d\u5927\u591a\u6570\u5355\u539f\u5b50\u50ac\u5316\u5242\uff08SACs\uff09\u7684\u91d1\u5c5e\u539f\u5b50\u951a\u5b9a\u5728\u8f7d\u4f53\u6750\u6599\u7684\u5e73\u9762\u6676\u683c\u4e2d\u3002\u7136\u800c\uff0c\u5e73\u9762\u5185\u539f\u5b50\u6784\u578b\u4f1a\u5bfc\u81f4\u91d1\u5c5e\u539f\u5b50\u914d\u4f4d\u6570\u589e\u52a0\u3001\u7535\u5b50\u635f\u5931\u7387\u589e\u5927\uff0c\u5f15\u8d77\u91d1\u5c5e\u539f\u5b50\u66b4\u9732\u9762\u79ef\u51cf\u5c0f\u3001\u539f\u5b50\u5229\u7528\u7387\u964d\u4f4e\u3001\u539f\u5b50\u4ef7\u6001\u5347\u9ad8\u3001\u8fd8\u539f\u53cd\u5e94\u52a8\u529b\u5b66\u8fdf\u7f13\u7b49\u95ee\u9898\u3002\u56e0\u6b64\uff0c\u5982\u4f55\u57fa\u4e8e\u8f7d\u4f53\u6750\u6599\u7ed3\u6784\u8bbe\u8ba1\u548c\u5236\u5907\u624b\u6bb5\u6539\u6027\uff0c\u6784\u7b51\u51fa\u5177\u6709\u4f18\u5f02\u539f\u5b50\u6784\u578b\u548c\u7535\u5b50\u7ed3\u6784\u7684\u5355\u539f\u5b50\u50ac\u5316\u6750\u6599\uff0c\u662f\u89e3\u51b3\u5355\u539f\u5b50\u5b64\u7acb\u5206\u6563\u7279\u6027\u4e0e\u9ad8\u8d28\u91cf\u6d3b\u6027\u6bd4\u4e4b\u95f4\u77db\u76fe\u7684\u5173\u952e\u3002<\/p>\n <\/p>\n \u672c\u6587\u4eae\u70b9\uff1a<\/p>\n \uff081\uff09\u91c7\u7528\u7f3a\u9677\u8bf1\u5bfc\u6709\u5e8f\u7535\u6c89\u79ef\u7b56\u7565\uff0c\u5728\u4e8c\u7ef4Co\/Co(OH)2<\/sub>\u591a\u7ea7\u7ed3\u6784\u5728\u4e2d\uff0c\u6784\u7b51\u51fa\u4e86\u91d1\u5c5eCo\u76f8\u8fb9\u754c\u9650\u57df\u7684Pt\u5355\u539f\u5b50\uff08PtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\uff09\uff0c\u5b9e\u73b0\u4e86\u9ad8\u6548\u7684\u7535\u89e3\u6c34\u5236\u6c22\uff1b<\/p>\n \uff082\uff09\u53d7\u91d1\u5c5eCo\u76f8\u8fb9\u7f18\u7ea6\u675f\u7684Pt\u539f\u5b50\u663e\u793a\u51fa\u8f83\u5927\u7684\u91d1\u5c5e\u539f\u5b50\u66b4\u9732\u6bd4\u548c\u7c7b\u91d1\u5c5e\u7535\u5b50\u6001\uff0c\u4f7f\u5f97\u8be5Pt\u539f\u5b50\u80fd\u591f\u4ee5\u66f4\u9002\u5b9c\u7684H\u7ed3\u5408\u80fd(DGH*<\/sub>=-0.00068 eV)\uff0c\u540c\u65f6\u4e0e\u591a\u4e2aH*\u7ed3\u5408\uff0c\u5b9e\u73b0\u591a\u91cd\u6c22\u8fd8\u539f\u8f6c\u5316\uff1b<\/p>\n \uff083\uff09\u5c06\u4e0a\u8ff0\u6784\u7b51\u7684Pt\u5355\u539f\u5b50\u6750\u6599\u96c6\u6210\u5728\u94f6\u7eb3\u7c73\u7ebf\uff08Ag NWs\uff09\u5bfc\u7535\u7f51\u7edc\u4e0a\uff0c\u6784\u5efa\u51fa\u81ea\u652f\u6491\u7ed3\u6784\u7684\u50ac\u5316\u5242\u7535\u6781\uff0c\u5b9e\u73b0\u4e86\u50ac\u5316\u6c34\u7535\u89e3\u6790\u6c22\u9ad8\u8fbe5.92 A mg-1<\/sup>\u7684Pt\u539f\u5b50\u8d28\u91cf\u6d3b\u6027\uff0c\u662f\u5546\u4e1aPt\/C\u50ac\u5316\u5242\u768437\u500d\uff0c\u4e3a\u9ad8\u6548\u5355\u539f\u5b50\u6750\u6599\u8bbe\u8ba1\u63d0\u4f9b\u4e86\u65b0\u7684\u601d\u8def\u3002<\/p>\n <\/p>\n \u56fe\u6587\u89e3\u6790\uff1a<\/p>\n \u5229\u7528\u6c34\u70ed\u6cd5\u5236\u5907\u4e86Ag NWs\uff0c\u5e76\u5c06\u5176\u6d82\u8986\u5728\u67d4\u6027\u5e03\u6599\u4e0a\u4ee5\u5f62\u6210Ag NWs\u5bfc\u7535\u7f51\u7edc\u3002\u968f\u540e\uff0c\u91c7\u7528\u591a\u6b65\u539f\u4f4d\u7535\u6c89\u79ef\u6280\u672f\uff0c\u5728Ag NWs\u5bfc\u7535\u7f51\u7edc\u4e0a\u6784\u7b51\u51fa\u4e86\u91d1\u5c5e\u8fb9\u754c\u9650\u57df\u7684Pt\u5355\u539f\u5b50\u6750\u6599\uff08PtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\uff09\u3002\u5982\u56fe1a-d\u6240\u793a\uff0cTEM\u56fe\u50cf\u8868\u660e\uff0cPtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u4e3b\u8981\u7531\u5c42\u72b6\u7eb3\u7c73\u7247\u7ed3\u6784\u7ec4\u6210\u3002\u9ad8\u5206\u8fa8\u7387\u900f\u5c04\u7535\u5b50\u663e\u5fae\u955c\uff08HRTEM\uff0c\u56fe1e\uff09\u56fe\u50cf\u8bc1\u5b9e\u4e86Co(OH)2<\/sub>\u7eb3\u7c73\u7247\u8868\u9762\u5b58\u5728\u91d1\u5c5eCo\u56e2\u7c07\u3002\u56fe1m\u4e2d\u6676\u9762\u95f4\u8ddd\u7ea6\u4e3a0.25 nm\uff0c\u5bf9\u5e94\u4e8eCo\u91d1\u5c5e\u7684\uff08100\uff09\u6676\u9762\u3002\u653e\u5927\u540e\u7684HAADF-STEM\u56fe\u50cf\uff08\u56fe1m\uff09\u8868\u660e\uff0c\u5927\u591a\u6570Pt\u5355\u539f\u5b50\u951a\u5b9a\u5728\u91d1\u5c5eCo\u7eb3\u7c73\u7c07\u7684\u8fb9\u7f18\uff0c\u5177\u6709\u8f83\u5927\u7684\u539f\u5b50\u66b4\u9732\u6bd4\u3002<\/p>\n \u56fe1 PtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u50ac\u5316\u5242\u5fae\u7ed3\u6784\u8868\u5f81\u3002<\/p>\n \u56fe2\u5229\u7528XPS\u7814\u7a76\u4e86PtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u3001PtSA<\/sub>-Co(OH)2<\/sub>\u548cCo-Co(OH)2<\/sub>\u7684\u7535\u5b50\u6001\u6f14\u5316\u3002PtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u7684Pt 4f\u5149\u8c31\u4e0ePt\/C\u548cPtSA<\/sub>-Co(OH)2<\/sub>\u76f8\u6bd4\uff0c\u51fa\u73b0\u4e86\u4e00\u5b9a\u7684\u8d1f\u4f4d\u79fb\uff0c\u8bf4\u660e\u5f15\u5165\u91d1\u5c5eCo\u76f8\u540e\uff0c\u7535\u5b50\u4eceCo\u5411Pt\u8f6c\u79fb\uff0c\u8868\u660ePtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u4e2dPt\u539f\u5b50\u5177\u6709\u8f83\u9ad8\u7684\u7535\u5b50\u5bc6\u5ea6\u3002\u5229\u7528X\u5c04\u7ebf\u5438\u6536\u7cbe\u7ec6\u7ed3\u6784\uff08XAFS\uff09\u5149\u8c31\u5bf9\u6240\u5236\u5907\u50ac\u5316\u5242\u7684\u5c40\u90e8\u7535\u5b50\u7ed3\u6784\u8fdb\u884c\u4e86\u66f4\u8be6\u7ec6\u7684\u7814\u7a76\u3002\u53ef\u4ee5\u89c2\u5bdf\u5230\uff0cPtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u4e2dPt\u7684\u767d\u7ebf\u5f3a\u5ea6\u4f4e\u4e8ePtSA<\/sub>-Co(OH)2<\/sub>\uff0c\u8bc1\u5b9e\u4e86PtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u4e2dPt\u7684\u9ad8\u7684\u7535\u5b50\u5bc6\u5ea6\u3002\u4e14\u4e0eCo-Co(OH)2<\/sub>\u76f8\u6bd4\uff0cPtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u4e2dCo 2p\u80fd\u8c31\u7684\u7ed3\u5408\u80fd\u51fa\u73b0\u4e86\u6b63\u504f\u79fb\uff0c\u8bc1\u5b9e\u4e86\u91d1\u5c5eCo\u539f\u5b50\u5411Pt\u539f\u5b50\u53d1\u751f\u4e86\u7535\u5b50\u8f6c\u79fb\u3002EXAFS\u5085\u7acb\u53f6\u53d8\u6362\u62df\u5408\u66f2\u7ebf\u8868\u660e\uff0c\u57282.60 \u00c5\u5904\uff0c\u6ca1\u6709\u51fa\u73b0Pt foil\u7684\u5178\u578bPt-Pt\u952e\u5cf0\uff0c\u8bc1\u5b9e\u4e86PtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u4e2dPt\u7684\u5355\u539f\u5b50\u5206\u6563\u6027\u3002\u6b64\u5916\uff0cPt-Co\u914d\u4f4d\u6570\u7ea6\u4e3a1.7\uff0c\u8bc1\u5b9e\u4e86\u91d1\u5c5eCo\u8fb9\u7f18\u9650\u57df\u7684Pt\u539f\u5b50\u4f4e\u7684\u914d\u4f4d\u5fae\u73af\u5883\u3002\u8fd9\u4e9b\u7ed3\u679c\u4e0eXPS\u5206\u6790\u7ed3\u679c\u4e00\u81f4\uff0c\u8868\u660ePt\u539f\u5b50\u5728PtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u4e2d\u56fa\u5b9a\u4e8e\u91d1\u5c5eCo\u76f8\u8fb9\u7f18\u5904\u53ef\u4ee5\u5f88\u597d\u5730\u4fdd\u7559\u91d1\u5c5e\u6027\u8d28\uff0c\u6709\u5229\u4e8e\u52a0\u901fH*-H2<\/sub>\u8f6c\u5316\u52a8\u529b\u5b66\u3002<\/p>\n \u56fe2\u00a0PtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u50ac\u5316\u5242\u539f\u5b50\u7ed3\u6784\u4e0e\u7535\u5b50\u7ed3\u6784\u8868\u5f81\u3002<\/p>\n \u901a\u8fc7\u7406\u8bba\u8ba1\u7b97\uff08DFT\uff09\uff0c\u8fdb\u4e00\u6b65\u63ed\u793a\u4e86\u50ac\u5316\u5242\u7684\u7535\u5b50\u6027\u8d28\u3002\u5982\u56fe3\u6240\u793a\uff0cPtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u7684d\u5e26\u4e2d\u5fc3\u5904\u4e8e\u9002\u4e2d\u4f4d\u7f6e\uff0c\u6709\u5229\u4e8eH*\u5438\u9644\u548cH2<\/sub>\u89e3\u5438\u3002\u4e14PtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u548cPtSA<\/sub>-Co\u5728EF<\/sub>\u9644\u8fd1\u7684\u7535\u5b50\u5360\u4f4d\u7387\u9ad8\u4e8ePtSA<\/sub>-Co(OH)2<\/sub>\uff0c\u8bc1\u5b9e\u4e86\u91d1\u5c5eCo\u76f8\u8fb9\u7f18\u951a\u5b9a\u7684Pt\u539f\u5b50\u5177\u6709\u8f83\u9ad8\u7684\u7535\u5b50\u4fdd\u7559\u7387\u3002\u7406\u8bba\u8ba1\u7b97\u8fdb\u4e00\u6b65\u8868\u660e\uff0c\u901a\u8fc7H*\u548cOH*\u5206\u522b\u5728PtSA<\/sub>-Co\u548cCo\/Co(OH)2<\/sub>\u754c\u9762\u4e0a\u7684\u4f18\u5148\u5438\u9644\uff0c\u80fd\u591f\u4fc3\u8fdbH2<\/sub>O\u89e3\u79bb\uff0c\u52a0\u901f\u78b1\u6027\u7535\u89e3\u6c34\u7684Volmer\u6b65\u9aa4\u3002\u6b64\u5916\uff0c\u91d1\u5c5eCo\u76f8\u8fb9\u7f18\u56fa\u5b9a\u7684Pt\u539f\u5b50\u663e\u793a\u51fa\u8f83\u5927\u7684Pt\u539f\u5b50\u66b4\u9732\u6bd4\u548c\u9002\u5b9c\u7684H\u5438\u9644\u81ea\u7531\u80fd\uff08\u2206GH*<\/sub>\uff0c-0.00068 eV\uff09\uff0c\u80fd\u591f\u540c\u65f6\u4fc3\u8fdb\u591a\u91cdH*\u8f6c\u5316\uff082H*+2e–<\/sup>\u00aeH2<\/sub>)\uff09\uff0c\u4ece\u800c\u5b9e\u73b0\u4e86\u78b1\u6027\u7535\u89e3\u6c34\u5236\u6c22\u6027\u80fd\u7684\u6574\u4f53\u63d0\u5347\u3002<\/p>\n \u56fe3\u00a0PtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u50ac\u5316\u5242\u5728\u78b1\u6027\u7535\u89e3\u6c34\u50ac\u5316\u8fc7\u7a0b\u7684\u7406\u8bba\u8ba1\u7b97\u3002<\/p>\n <\/p>\n \u5982\u56fe4\u6240\u793a\uff0c\u901a\u8fc7\u50ac\u5316\u6027\u80fd\u6d4b\u8bd5\u53ef\u77e5\uff0cPtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u50ac\u5316\u5242\u5728HER\u4e2d\u8868\u73b0\u51fa\u4f18\u5f02\u7684\u6027\u80fd\uff0c\u53ea\u9700\u898197 mV\u7684\u4f4e\u8fc7\u7535\u4f4d\u5c31\u53ef\u4ee5\u8fbe\u5230100 mA cm-2<\/sup>\u7684\u9ad8\u7535\u6d41\u5bc6\u5ea6\u3002\u8fd9\u4e00\u6027\u80fd\u660e\u663e\u4f18\u4e8ePtSA<\/sub>-Co(OH)2<\/sub>\u3001PtSA<\/sub>-Co\u548cPt\/C\u50ac\u5316\u5242\uff0c\u8868\u660e\u5728\u78b1\u6027\u4ecb\u8d28\u4e2d\uff0c\u901a\u8fc7\u5728\u91d1\u5c5eCo\u76f8\u8fb9\u7f18\u6784\u5efaPt\u5355\u539f\u5b50\uff0c\u80fd\u591f\u83b7\u5f97\u6700\u4f73\u7684HER\u6d3b\u6027\u3002\u6b64\u5916\uff0c\u4e0ePtSA<\/sub>-Co(OH)2<\/sub>\u548cPtSA<\/sub>-Co\u76f8\u6bd4\uff0cPtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u7684Tafel\u659c\u7387\u66f4\u5c0f\uff0c\u4e3a43.03 mV dec-1<\/sup>\uff0c\u9a8c\u8bc1\u4e86PtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u5728\u78b1\u6027HER\u4e2d\u7684\u5178\u578bVolmer-heyrovsky\u673a\u5236\uff0c\u4e0e\u4e0a\u8ff0\u7406\u8bba\u6a21\u62df\u7ed3\u679c\u4fdd\u6301\u4e00\u81f4\u3002\u5728\u8fc7\u7535\u4f4d\u4e3a100 mV\u65f6\uff0cPtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u7684Pt\u8d28\u91cf\u6d3b\u6027\u4e3a5.92 A mg-1<\/sup>\uff0c\u6bd4\u5546\u7528Pt\/C\u50ac\u5316\u5242\u9ad837\u500d\uff0c Pt\u539f\u5b50\u4f4d\u70b9\u7684\u8f6c\u6362\u9891\u7387\uff08TOFs\uff09\u6bd4Pt\/C\u50ac\u5316\u5242\u9ad838.88\u500d\uff0c\u8fdb\u4e00\u6b65\u8bc1\u5b9e\u901a\u8fc7\u5728\u91d1\u5c5eCo\u76f8\u8fb9\u7f18\u6784\u5efaPt\u5355\u539f\u5b50\u8fdb\u884c\u591a\u91cdH*\u8f6c\u5316\u548c\u6790\u51fa\uff0c\u53ef\u4ee5\u663e\u8457\u63d0\u9ad8\u5355\u539f\u5b50\u50ac\u5316\u5242\u7684\u8d28\u91cf\u6d3b\u6027\u3002<\/p>\n \u56fe4\u00a0PtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u50ac\u5316\u5242\u78b1\u6027\u7535\u50ac\u5316HER\u6027\u80fd\u3002<\/p>\n <\/p>\n \u4e3a\u8fdb\u4e00\u6b65\u63a2\u7a76\u4e0a\u8ff0\u50ac\u5316\u53cd\u5e94\u673a\u7406\uff0c\u5229\u7528\u539f\u4f4d\u5085\u7acb\u53f6\u7ea2\u5916\u5149\u8c31\u4eea(ATR-FTIR)\uff0c\u63a2\u7a76\u4e86PtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u50ac\u5316\u53cd\u5e94\u4e2d\u7684\u5438\u9644\u7269\u52a8\u6001\u6f14\u53d8\u3002\u5982\u56fe5a\u6240\u793a\uff0c\u968f\u7740\u7535\u4f4d\u7684\u589e\u52a0\uff0cPtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u7684ATR-FTIR\u5149\u8c31\u57283525 cm-1<\/sup>\u5904\u5438\u6536\u5e26\u9010\u6e10\u589e\u5f3a\uff0c\u5bf9\u5e94\u4e8eH3<\/sub>O+<\/sup>\u4e2dO-H\u57fa\u56e2\u7684\u62c9\u4f38\u632f\u52a8\uff0c\u8bc1\u5b9e\u4e86H2<\/sub>O\u89e3\u79bb\u7684\u4fc3\u8fdb\u4f5c\u7528\u3002\u57282017 cm-1<\/sup>\u5904\u7684\u5438\u6536\u5e26\u4e5f\u5448\u73b0\u51fa\u9010\u6e10\u589e\u5f3a\u7684\u8d8b\u52bf\uff0c\u5bf9\u5e94\u4e8ePt-H\u7684\u62c9\u4f38\u632f\u52a8\u3002\u6b64\u5916\uff0cPtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u80fd\u591f\u572840\u5c0f\u65f6\u5185\u4fdd\u6301\u7a33\u5b9a\u7684H3<\/sub>O+<\/sup>\u548cPt-H\u5438\u6536\u4fe1\u53f7\uff08\u56fe5b\uff09\uff0c\u8bc1\u5b9e\u4e86\u91d1\u5c5e\u8fb9\u7f18\u9650\u5236\u7684Pt\u539f\u5b50\u5728Co\/Co(OH)2<\/sub>\u5c42\u7ea7\u7ed3\u6784\u4e2d\u7684\u7a33\u5b9a\u539f\u5b50\u7ed3\u6784\uff0c\u4e0a\u8ff0\u50ac\u5316\u53cd\u5e94\u673a\u5236\u901a\u8fc7\u51c6\u539f\u4f4dXPS\u5206\u6790\u4e5f\u53ef\u4ee5\u5f97\u5230\u8bc1\u5b9e\uff08\u56fe5c-e\uff09\u3002<\/p>\n \u56fe5 \u57fa\u4e8e\u539f\u4f4d\/\u51c6\u539f\u4f4d\u6d4b\u8bd5\u8868\u5f81\u624b\u6bb5\u7684\u673a\u7406\u5206\u6790\u3002<\/p>\n <\/p>\n \u603b\u7ed3\u4e0e\u5c55\u671b\uff1a<\/p>\n \u672c\u6587\u62a5\u9053\u4e86\u4e00\u79cd\u7531Co\/Co(OH)2<\/sub>\u5c42\u6b21\u7ed3\u6784\u91d1\u5c5e\u76f8\u8fb9\u754c\u9650\u57df\u7684Pt\u5355\u539f\u5b50\u50ac\u5316\u5242\uff08PtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\uff09\u3002\u5b9e\u9a8c\u6d4b\u8bd5\u8868\u660e\uff0c\u5728100 mA cm-2<\/sup>\u7684\u7535\u6d41\u5bc6\u5ea6\u4e0b\uff0c\u6240\u8bbe\u8ba1\u7684\u50ac\u5316\u5242\u5177\u6709\u8f83\u9ad8\u7684\u78b1\u6027HER\u6027\u80fd\uff0c\u8fc7\u7535\u4f4d\u4e3a97 mV\u65f6\uff0c\u8d28\u91cf\u6d3b\u6027\u8fbe\u52305.92 A cm-2<\/sup>\uff0c\u662f\u5546\u4e1aPt\/C\u50ac\u5316\u5242\u768437\u500d\u3002\u539f\u4f4d\/\u975e\u539f\u4f4d\u5b9e\u9a8c\u8868\u5f81\u548c\u7406\u8bba\u8ba1\u7b97\u8868\u660e\uff0cPtSA<\/sub>-Co@Co-Co(OH)2<\/sub>\u5177\u6709\u8f83\u5f3a\u7684H2<\/sub>O\u5438\u9644\u80fd\u529b\u548c\u89e3\u79bb\u80fd\u529b\uff0c\u5176\u4e2d\uff0cH*\u5728PtSA<\/sub>-Co\u91d1\u5c5e\u8868\u9762\u7684\u4f18\u5148\u5438\u9644\u548cCo\/Co(OH)2<\/sub>\u754c\u9762\u5bf9OH*\u7684\u4f18\u5148\u4eb2\u548c\u6027\uff0c\u4fc3\u8fdb\u4e86H2<\/sub>O\u7684\u89e3\u79bb\uff08Volmer\u6b65\u9aa4\uff09\u3002\u66f4\u91cd\u8981\u7684\u662f\uff0c\u901a\u8fc7\u5c06Pt\u539f\u5b50\u951a\u5b9a\u5728\u91d1\u5c5eCo\u8fb9\u7f18\uff0c\u80fd\u591f\u83b7\u5f97\u66f4\u5927\u7684Pt\u539f\u5b50\u66b4\u9732\u6bd4\u548c\u66f4\u9ad8\u7684\u7535\u5b50\u5360\u636e\u6001\uff0c\u4f7f\u5f97\u8be5Pt\u5355\u539f\u5b50\u80fd\u591f\u4ee5\u66f4\u9002\u5b9c\u7684\u4eb2\u548c\u80fd\u540c\u65f6\u7ed3\u5408\u591a\u4e2aH\u539f\u5b50\uff0c\u4fc3\u8fdb\u591a\u91cdH*-H2<\/sub>\u8f6c\u5316\u548cH2<\/sub>\u7684\u8131\u9644\u3002\u8be5\u91d1\u5c5e\u76f8\u8fb9\u754c\u534f\u540c\u7684\u5355\u539f\u5b50\u50ac\u5316\u5242\u6709\u52a9\u4e8e\u89e3\u51b3\u4f20\u7edf\u5355\u539f\u5b50\u6750\u6599\u6240\u9762\u4e34\u7684\u5355\u5206\u6563\u7279\u5f81\u4e0e\u9ad8\u8d28\u91cf\u6d3b\u6027\u95f4\u4e0d\u517c\u5bb9\u7684\u95ee\u9898\u3002<\/p>\n <\/p>\n \u6587\u732e\u4fe1\u606f\uff1a<\/p>\n Jianhua Zhang, JianYu Cai, Kai-Ling Zhou,* Hong-Yi Li,* Jingbing Liu, Yuhong Jin, and Hao Wang,*\u00a0Metal edge confined platinum atoms in metal\/hydroxide hierarchy structure for multiple hydrogen conversion and evolution, Applied Catalysis B: Environment and Energy\u00a0358 (2024) 124393.<\/p>\n https:\/\/doi.org\/10.1016\/j.apcatb.2024.124393\u00a0<\/p>\n <\/p>\n \u8bfe\u9898\u7ec4\u4ecb\u7ecd<\/p>\n \u6c6a\u6d69<\/b><\/strong>\uff1a\u5317\u4eac\u5de5\u4e1a\u5927\u5b66\u6559\u6388\uff0c\u535a\u58eb\u751f\u5bfc\u5e08\u3002\u957f\u671f\u4ece\u4e8b\u9502\u79bb\u5b50\u7535\u6c60\u3001\u91d1\u5c5e-\u7a7a\u6c14\u7535\u6c60\u3001\u7535\u81f4\u53d8\u8272\u6750\u6599\u4e0e\u5668\u4ef6\u3001\u7535\u50ac\u5316\u7b49\u65b9\u9762\u7684\u7814\u7a76\u3002\u4ee5\u901a\u8baf\u4f5c\u8005\u5728\u5316\u5b66\u3001\u6750\u6599\u9886\u57df\u56fd\u9645\u77e5\u540d\u671f\u520aNat. Commun., Energy Environ. Sci., Nano Energy\uff0cAdv. Energy Mater., Adv. Funct. Mater., Appl. Catal. B-Environ., Energy Storage Mater., Mater. Horiz., Chem. Eng. J.,\u00a0J. Mater. Chem. A, Small\u7b49\u4e0a\u9762\u53d1\u8868SCI\u8bba\u6587100\u4f59\u7bc7\uff0cSCI\u5f15\u75285000\u4f59\u6b21\uff0c\u83b7\u5f97\u4e2d\u56fd\u53d1\u660e\u4e13\u522960\u4f59\u9879\u3002\u4e3b\u6301\u56fd\u5bb6\u91cd\u70b9\u7814\u53d1\u8ba1\u5212\u3001\u56fd\u5bb6\u81ea\u7136\u79d1\u5b66\u57fa\u91d1\u3001\u5317\u4eac\u5e02\u79d1\u59d4\u8ba1\u5212\u9879\u76ee\u3001\u5317\u4eac\u5e02\u6559\u59d4\u79d1\u6280\u8ba1\u5212\u91cd\u70b9\u9879\u76ee\u3001JKW\u88c5\u5907\u9884\u7814\u9879\u76ee\u3001\u56fd\u5bb6\u7535\u7f51\u516c\u53f8\u79d1\u6280\u8ba1\u5212\u7b49\u9879\u76ee\u3002\u4ee5\u7b2c\u4e00\u5b8c\u6210\u4eba\u83b72008\u5e74\u5317\u4eac\u5e02\u79d1\u6280\u8fdb\u6b65\u4e09\u7b49\u5956\u3002<\/p>\n \u00a0<\/b><\/strong><\/p>\n \u5468\u5f00\u5cad\uff1a<\/b><\/strong>\u5317\u4eac\u5de5\u4e1a\u5927\u5b66\u6821\u8058\u6559\u6388\uff0c\u535a\u58eb\u751f\u5bfc\u5e08\uff0c\u5165\u90092023-2025\u5e74\u5ea6\u5317\u4eac\u5e02\u9752\u5e74\u4eba\u624d\u6258\u4e3e\u5de5\u7a0b\uff0c\u83b72022\u5e74\u5317\u4eac\u5e02\u4f18\u79c0\u535a\u58eb\u8bba\u6587\uff0c2022\u5e74\u4e2d\u56fd\u7845\u9178\u76d0\u5b66\u4f1a\u4f18\u79c0\u535a\u58eb\u5b66\u4f4d\u8bba\u6587\u63d0\u540d\u7b49\u3002\u76ee\u524d\u4e3b\u8981\u56f4\u7ed5\u6c22\u80fd\u5173\u952e\u6750\u6599\u4e0e\u6280\u672f\u5c55\u5f00\u76f8\u5173\u7814\u7a76\u5de5\u4f5c\uff0c\u4e3b\u6301\u56fd\u5bb6\u81ea\u7136\u79d1\u5b66\u57fa\u91d1\u3001\u4e2d\u56fd\u535a\u58eb\u540e\u79d1\u5b66\u57fa\u91d1\u3001\u5317\u4eac\u5e02\u535a\u540e\u57fa\u91d1\u3001\u4f01\u4e8b\u4e1a\u59d4\u6258\u9879\u76ee\u7b49\u3002\u4ee5\u7b2c\u4e00\u4f5c\u8005\u548c\u901a\u8baf\u4f5c\u8005\u8eab\u4efd\u5728Nature Communications\u3001Energy & Environmental Science\u3001Appl. Catal. B Environ.Energy\u7b49\u56fd\u9645\u4e00\u6d41\u520a\u7269\u4e0a\u53d1\u8868SCI\u8bba\u658730\u4f59\u7bc7\uff1b\u603b\u5f15\u7528\u6b21\u6570\u8d85\u8fc71500\u4f59\u6b21\uff0c2\u7bc7\u5165\u9009 ESI\u524d1%\u9ad8\u88ab\u5f15\u8bba\u6587\u3002<\/p>\n <\/p>\n \u674e\u6d2a\u4e49\uff1a<\/b><\/strong>\u5317\u4eac\u5de5\u4e1a\u5927\u5b66\u6559\u6388\uff0c\u535a\u58eb\u751f\u5bfc\u5e08\uff0c2013\u5e74\u5165\u9009\u5317\u4eac\u5e02\u201c\u9752\u5e74\u62d4\u5c16\u4eba\u624d\u201d\u57f9\u517b\u8ba1\u5212\uff0c2014\u5e74\u5165\u9009\u5317\u4eac\u5e02\u201c\u9ad8\u521b\u8ba1\u5212\u201d\u9752\u5e74\u62d4\u5c16\u4eba\u624d\uff0c2016\u5e74\u5165\u9009\u4e86\u5317\u4eac\u5de5\u4e1a\u5927\u5b66\u201c\u9752\u5e74\u767e\u4eba\u201d\u4eba\u624d\u8ba1\u5212\u30022013\u5e741\u6708-2014\u5e741\u6708\u516c\u6d3e\u8d74\u9ebb\u7701\u7406\u5de5\u5b66\u9662\u8fdb\u884c\u8bbf\u95ee\u7814\u7a761\u5e74\uff0c\u4e3b\u8981\u4ece\u4e8b\u539f\u4f4d\u900f\u5c04\u7535\u955c\u89c2\u5bdf\u4e00\u7ef4\u7eb3\u7c73\u6750\u6599\u5145\u653e\u7535\u8fc7\u7a0b\u4e2d\u6750\u6599\u5fae\u89c2\u7ed3\u6784\u53d8\u5316\u89c4\u5f8b\u53ca\u5176\u50a8\u9502\u673a\u5236\u3002\u5728Nano Research\u3001Nanoscale\u3001Biomaterials\u3001ACS Appl. Mater. Inter.\u7b49\u671f\u520a\u4e0a\u53d1\u8868SCI\u6536\u5f55\u8bba\u658780\u4f59\u7bc7\uff0c\u5f15\u75281000\u4f59\u6b21\u3002\u4e3b\u6301\u56fd\u5bb6\u81ea\u7136\u79d1\u5b66\u57fa\u91d12\u9879\uff0c\u5317\u4eac\u5e02\u81ea\u7136\u79d1\u5b66\u57fa\u91d1\u91cd\u70b9\u9879\u76ee\u5728\u5185\u7684\u7701\u90e8\u7ea7\u4ee5\u4e0a\u8bfe\u98988\u9879\uff1b\u4f5c\u4e3a\u9aa8\u5e72\u4eba\u5458\uff0c\u53c2\u4e0e\u56fd\u5bb6\u91cd\u70b9\u7814\u53d1\u8ba1\u5212\u3001863\u8ba1\u5212\u3001\u5317\u4eac\u5e02\u521b\u65b0\u56e2\u961f\u7b49\u9879\u76ee10\u4f59\u9879\u3002<\/p>\n","protected":false},"excerpt":{"rendered":" \u00a0\u00a0\u00a0\u00a0 \u7b2c\u4e00\u4f5c\u8005\uff1a\u00a0\u5f20\u5efa\u534e \u901a\u8baf\u4f5c\u8005\uff1a\u5468\u5f00\u5cad\uff0c\u674e\u6d2a\u4e49\uff0c\u6c6a\u6d69 \u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 \u901a\u8baf\u5355\u4f4d\uff1a \u5317\u4eac\u5de5\u4e1a\u5927\u5b66\u6750\u6599\u79d1\u5b66\u4e0e\u5de5\u7a0b\u5b66\u9662\u65b0\u578b\u529f\u80fd\u6750\u6599\u6559\u80b2\u90e8\u91cd\u70b9\u5b9e\u9a8c\u5ba4…<\/p>\n","protected":false},"author":14360,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-261588","post","type-post","status-publish","format-standard","hentry","category-keji"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/261588"}],"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\/14360"}],"replies":[{"embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=261588"}],"version-history":[{"count":1,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/261588\/revisions"}],"predecessor-version":[{"id":261602,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/261588\/revisions\/261602"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=261588"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=261588"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=261588"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
<\/p>\n
<\/p>\n
<\/p>\n
<\/p>\n
<\/p>\n