{"id":260029,"date":"2024-05-08T06:16:05","date_gmt":"2024-05-07T22:16:05","guid":{"rendered":"\/\/m.iemloyee.com\/?p=260029"},"modified":"2024-05-07T17:25:37","modified_gmt":"2024-05-07T09:25:37","slug":"%e5%90%8c%e6%b5%8e%e5%a4%a7%e5%ad%a6%e5%8c%96%e5%ad%a6%e7%a7%91%e5%ad%a6%e4%b8%8e%e5%b7%a5%e7%a8%8b%e5%ad%a6%e9%99%a2%e6%b8%a9%e9%b8%a3%e6%95%99%e6%8e%88%e5%9b%a2%e9%98%9fafm%ef%bc%9a%e7%b2%be","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=260029","title":{"rendered":"\u540c\u6d4e\u5927\u5b66\u5316\u5b66\u79d1\u5b66\u4e0e\u5de5\u7a0b\u5b66\u9662\u6e29\u9e23\u6559\u6388\u56e2\u961fAFM\uff1a\u7cbe\u786e\u5b9a\u4f4dPt\u5355\u539f\u5b50\/\u56e2\u7c07\u4e0eNiCo-LDO\u8026\u5408\u4f5c\u7528\u4fc3\u8fdb\u6790\u6c22\u53cd\u5e94"},"content":{"rendered":"

\u7814\u7a76\u80cc\u666f\uff1a<\/u><\/strong><\/p>\n

\u78b1\u6027\u7535\u50ac\u5316\u5206\u89e3\u6c34\u662f\u5de5\u4e1a\u4e0a\u5927\u89c4\u6a21\u751f\u4ea7\u9ad8\u7eaf\u5ea6\u6c22\u6700\u9ad8\u6548\u3001\u6700\u73af\u4fdd\u7684\u65b9\u6cd5\u4e4b\u4e00\uff0c\u5176\u4e2d\u9ad8\u6548\u3001\u7ecf\u6d4e\u7684\u7535\u50ac\u5316\u5242\u4e00\u76f4\u662f\u5de5\u4e1a\u4e0a\u6240\u8ffd\u6c42\u7684\u5173\u952e\u76ee\u6807\u3002\u5355\u539f\u5b50(SA)\u50ac\u5316\u5242\u7531\u4e8e\u5177\u6709\u5f88\u9ad8\u7684\u539f\u5b50\u6548\u7387\u3001\u72ec\u7279\u7684\u7535\u5b50\u7ed3\u6784\u548c\u6613\u4e8e\u8c03\u8282\u7684\u914d\u4f4d\u73af\u5883\uff0c\u663e\u793a\u51fa\u9ad8\u6d3b\u6027\u548c\u4f4e\u6210\u672c\u7684\u4f18\u52bf\uff0c\u8fd1\u5e74\u6765\u53d7\u5230\u4e86\u6781\u5927\u7684\u5173\u6ce8\u3002\u5c42\u72b6\u53cc\u91d1\u5c5e\u6c27\u5316\u7269(LDOs)\u56e0\u5176\u4e8c\u7ef4\u5e73\u9762\u3001\u5927\u7684\u6bd4\u8868\u9762\u79ef\u548c\u6709\u6548\u7684\u7a33\u5b9a\u6027\uff0c\u53ef\u4ee5\u6210\u4e3a\u8d35\u91d1\u5c5eSA\u50ac\u5316\u5242\u7684\u5408\u9002\u8f7d\u4f53\u3002\u91d1\u5c5e\u6c27\u5316\u7269\u7ed3\u5408Pt SA\u50ac\u5316\u5242\u5728\u78b1\u6027\u6790\u6c22\u53cd\u5e94(HER)\u4e2d\u867d\u5df2\u8868\u73b0\u51fa\u5de8\u5927\u7684\u6f5c\u529b\uff0c\u4f46\u7531\u4e8ePt\u548c\u8f7d\u4f53\u4e4b\u95f4\u7684\u7535\u5b50\u76f8\u4e92\u4f5c\u7528\u4e0d\u8db3\u800c\u53d7\u5230\u4e25\u91cd\u9650\u5236\u3002<\/p>\n

\u5de5\u4f5c\u4ecb\u7ecd\uff1a<\/u><\/strong><\/p>\n

\u8fd1\u65e5\uff0c\u540c\u6d4e\u5927\u5b66\u6e29\u9e23\u6559\u6388\u56e2\u961f\u5229\u7528\u53cc\u79bb\u5b50\u523b\u8680\u7ed3\u5408\u539f\u4f4d\u76f8\u53d8\u6280\u672f\uff0c\u5b9e\u73b0\u4e86\u5c06Pt SA\u548cPt\u56e2\u7c07\u7cbe\u786e\u5b9a\u4f4d\u4e8eNiCo LDO\u5c42\u5185\u53ca\u8868\u9762(Pt-NiCo LDO)\uff0cPt SAs\u63d2\u5165\u5230LDO\u5c42\u4e2d\u901a\u8fc7\u5360\u636e\u90e8\u5206Ni\u539f\u5b50\u7684\u4f4d\u7f6e\u5f62\u6210Co-Pt\u952e\uff0c\u4fc3\u8fdb\u4e86Pt\u4e0eNiCo LDO\u4e4b\u95f4\u6709\u6548\u7684\u7535\u5b50\u76f8\u4e92\u4f5c\u7528\u3002\u8fd9\u4e9b\u63d2\u5165\u5c42\u5185\u7684Pt SA\u4e0ePt\u56e2\u7c07\u534f\u540c\uff0cHER\u8fc7\u7a0b\u4e2dH2<\/sub>O\u4f18\u5148\u5438\u9644\u4e8ePt\u56e2\u7c07\uff0c\u5176\u4e2dH*\u5438\u9644\u5728\u5c42\u5185Pt SAs\u4e0a\u65b9\u7684O\u4f4d\u70b9\u4e0a\uff0c\u663e\u8457\u52a0\u901f\u4e86\u78b1\u6027\u4ecb\u8d28HER\u8fc7\u7a0b\u4e2dH2<\/sub>O\u7684\u89e3\u79bb\uff0c\u7531\u6b64\u83b7\u5f97\u4e86\u6bd420 wt%\u7684\u5546\u7528Pt\/C\u9ad8\u8fd16\u500d\u7684\u4f18\u5f02\u78b1\u6027HER\u6027\u80fd\u3002\u8fd9\u4e00\u7814\u7a76\u63ed\u793a\u4e86\u5355\u539f\u5b50\u7684\u7cbe\u786e\u5b9a\u4f4d\u5bf9\u8bbe\u8ba1\u9ad8\u6548\u50ac\u5316\u5242\u7684\u91cd\u8981\u6027\u3002\u76f8\u5173\u6210\u679c\u4ee5\u201cCoupling Interaction Between Precisely Located Pt Single-atoms\/clusters and NiCo-Layered Double Oxide to Boost Hydrogen Evolution Reaction\u201d \u4e3a\u9898\u8fd1\u65e5\u5728\u7ebf\u53d1\u8868\u4e8e\u6750\u6599\u79d1\u5b66\u9886\u57df\u56fd\u9645\u8457\u540d\u5b66\u672f\u671f\u520a\u300a\u5148\u8fdb\u529f\u80fd\u6750\u6599\u300b(Advanced Functional Materials, 2024, doi.org\/10.1002\/adfm.202405919)\u3002\u535a\u58eb\u751f\u7530\u4e9a\u5764\u4e3a\u672c\u6587\u7b2c\u4e00\u4f5c\u8005\u3002<\/p>\n

\"\"<\/p>\n

\u5185\u5bb9\u8868\u8ff0\uff1a<\/u><\/strong><\/p>\n

\u7535\u50ac\u5316\u6750\u6599\u7684\u6784\u7b51\u53ca\u8868\u5f81<\/strong><\/p>\n

\u7814\u7a76\u56e2\u961f\u901a\u8fc7\u53cc\u79bb\u5b50\u523b\u8680\u7ed3\u5408\u539f\u4f4d\u76f8\u53d8\u6280\u672f\u5f97\u5230\u4e86\u5177\u6709\u5341\u4e8c\u9762\u4f53\u7a7a\u5fc3\u7ed3\u6784\u548c\u5c42\u72b6\u7eb3\u7c73\u7247\u5f62\u8c8c\u7684Pt-NiCo LDO\u6750\u6599(\u56fe1)\u3002Pt-NiCo LDO\u7684\u4e2d\u7a7a\u7eb3\u7c73\u7ed3\u6784\u5e73\u5747\u5c3a\u5bf8\u7ea6\u4e3a300-400 nm\uff0c\u4fdd\u7559\u4e86ZIF-67\u7684\u5341\u4e8c\u9762\u4f53\u5f62\u72b6\u548c\u5c42\u72b6\u7ed3\u6784\u7684\u7eb3\u7c73\u7247\u5f62\u8c8c\u3002\u8fd9\u6709\u5229\u4e8eHER\u8fc7\u7a0b\u4e2d\u8d28\u5b50\u7684\u6709\u6548\u8f6c\u79fb\u548c\u7535\u5b50\u7684\u4f20\u9012\u3002\u91c7\u7528AC-HAADF-STEM\u5bf9Pt\u5b58\u5728\u5f62\u5f0f\u8fdb\u884c\u8be6\u7ec6\u7684\u8868\u5f81\u5f97\u5230Pt-NiCo LDO\u7eb3\u7c73\u7247\u4e2dPt SA(\u7eff\u8272\u5708)\u548cPt\u56e2\u7c07(\u6a59\u8272\u5708)\u5171\u5b58\uff0c\u4e14\u5355\u539f\u5b50\u7684\u603b\u91cf\u5927\u4e8e\u56e2\u7c07\u3002Pt\u3001NiO\u548cCo3<\/sub>O4<\/sub>\u7684\uff08111\uff09\u3001\uff08200\uff09\u548c\uff08222\uff09\u9762\u7684\u6676\u683c\u95f4\u8ddd\u5206\u522b\u4e3a0.225\u30010.217\u548c0.230 nm\u3002\u8fd9\u4e0eSAED\u56fe\u7684\u5206\u6790\u7ed3\u679c\u975e\u5e38\u543b\u5408\uff0c\u591a\u6676\u884d\u5c04\u73af\u53ef\u4ee5\u5206\u522b\u6807\u8bb0\u4e3aNiO\u7684\uff08111\uff09\u3001\uff08220\uff09\u548c\uff08331\uff09\u9762\u3001Pt\u7684\uff08311\uff09\u548cCo3<\/sub>O4<\/sub>\u7684\uff08400\uff09\u9762\u3002\u6b64\u5916\uff0cHAADF-STEM\u56fe\u50cf\u548c\u76f8\u5e94\u7684Pt-NiCo LDO\u5143\u7d20\u5206\u5e03\u56fe\u663e\u793a\uff0cPt\u3001Ni\u3001Co\u3001O\u548cCl\u5143\u7d20\u5747\u5300\u5206\u5e03\u5728\u7eb3\u7c73\u7247\u4e0a\u3002<\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>1.<\/strong> Pt-NiCo LDO\u6750\u6599\u5408\u6210\u673a\u7406\u53ca\u5f62\u8c8c\u8868\u5f81\uff1a(a) SEM\u56fe, (b) TEM\u56fe, (c) AC-HAADF-STEM\u56fe, (d) TEM\u56fe, (e) HRTEM\u56fe, (f) SAED\u56fe, (g) AC-HAADF-STEM\u548c\u5143\u7d20\u5206\u5e03\u56fe.<\/p>\n

\u5206\u6790\u4e86Pt\u3001Ni\u3001Co\u7684\u914d\u4f4d\u73af\u5883\u548c\u5c40\u90e8\u7535\u5b50\u7ed3\u6784\uff0c\u5728Pt L3<\/sub>\u3001Ni K\u3001Co K\u8fb9\u8fdb\u884c\u4e86XAFS \u5206\u6790\uff0c\u5305\u62ecEXAFS\u8868\u5f81\uff08\u56fe2\uff09\u3002\u5bf9\u4e8ePt-NiCo LDO\u548cPt\/NiCo LDO\uff0c\u53ef\u4ee5\u68c0\u6d4b\u5230\u660e\u663e\u7684~1.50 \u00c5 Pt-O\u5cf0\u548c~2.40 \u00c5 Pt-Pt\u5cf0\uff0c\u8868\u660eSA\u548cPt\u56e2\u7c07\u5171\u5b58\u3002\u6b64\u5916\uff0c\u5c0f\u6ce2\u53d8\u6362\u5206\u6790\u7ed3\u679c\u8fd8\u53d1\u73b0\uff0c\u5728Pt-NiCo LDO\u4e2d\u68c0\u6d4b\u52305\u548c7.5 \u00c5-1<\/sup>\u9644\u8fd1\u7684\u5cf0\u503c\uff0c\u5bf9\u5e94\u4e8ePt-Cl\u548cPt-M\uff08M=Ni\/Co\uff09\u3002\u56e0\u6b64\uff0cPt\u539f\u5b50\u88ab\u63d2\u5165\u5230LDO\u5c42\u4e2d\u5e76\u4e0eNi\u6216Co\u7ed3\u5408\uff0c\u800c\u4e0d\u662f\u7b80\u5355\u5730\u4f4d\u4e8e\u5c42\u7684\u8868\u9762\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u4ecePt\/NiCo LDO\u7684\u5c0f\u6ce2\u53d8\u6362\u5206\u6790\u7ed3\u679c\u4e2d\u6ca1\u6709\u89c2\u5bdf\u52305-8 \u00c5-1<\/sup>\u9644\u8fd1\u7684\u5cf0\u503c\uff0c\u8fd9\u660e\u663e\u6392\u9664\u4e86Pt\u88ab\u63d2\u5165NiCo LDO\u5c42\u7684\u53ef\u80fd\u6027\u3002\u56e0\u6b64\uff0c\u540c\u65f6\u5f15\u5165Ni\u548cPt\u539f\u5b50\u5f97\u5230Pt-NiCo LDO\u53ef\u4ee5\u6781\u5927\u5730\u4fc3\u8fdbPt\u548cNiCo LDO\u7684\u76f8\u4e92\u4f5c\u7528\u3002Pt-NiCo LDO\u548cNiCo LDO\u4e4b\u95f4\u7684Ni-O\u548cNi-Ni\uff08Co\uff09\u952e\u957f\u4e00\u81f4\uff0c\u8bf4\u660ePt\u539f\u5b50\u7684\u5f15\u5165\u4e0d\u5f71\u54cdNi\u7684\u914d\u4f4d\u73af\u5883\u3002\u4f46Pt-NiCo LDO\u7684Co-O\u548cCo-M\u952e\u957f\u660e\u663e\u957f\u4e8eNiCo LDO\u3002Co-M\u952e\u957f\u53d8\u957f\u4e3b\u8981\u662f\u7531\u4e8eCo-Pt\u7684\u5f62\u6210\uff0c\u8fd9\u4e5f\u5bfc\u81f4Co-O\u952e\u957f\u53d1\u751f\u53d8\u5316\u3002\u8fd9\u4e9b\u7ed3\u679c\u5145\u5206\u8bc1\u5b9e\u4e86\u4e0a\u8ff0\u7ed3\u8bba\uff0c\u5373Pt-M\u952e\u5b58\u5728\uff0cPt\u539f\u5b50\u5df2\u63d2\u5165\u5230Pt-NiCo LDO\u7684LDO\u5c42\u4e2d\u3002\u786e\u5b9aPt SA\u5728NiCo LDO\u4e2d\u7684\u4f4d\u7f6e\uff0c\u53ef\u4ee5\u9610\u660ePt-NiCo LDO\u7684\u5408\u6210\u673a\u7406\uff0c\u800c\u4e14\u8fd9\u4e2a\u4f4d\u7f6e\u7684\u786e\u5b9a\u5c06\u6781\u5927\u5f71\u54cd\u50ac\u5316\u6027\u80fd\u3002\u6839\u636eXAFS\u6570\u636e\uff0c\u53ef\u4ee5\u786e\u8ba4Pt SA\u786e\u5b9e\u63d2\u5165\u5230LDO\u5c42\u4e2d\u3002\u7136\u800c\uff0cPt SAs\u662f\u5426\u5360\u636eNi\u6216Co\u539f\u5b50\u7684\u4f4d\u7f6e\u5c1a\u4e0d\u6e05\u695a\u3002\u4e3a\u4e86\u6f84\u6e05\u8fd9\u4e00\u70b9\uff0c\u8ba1\u7b97\u4e86\u4f4d\u4e8eLDO\u4e2dNi\u548cCo\u4f4d\u70b9\u4e0a\u7684Pt SAs\u7684\u76f8\u5bf9\u80fd\u91cf\u3002\u5f97\u5230\u7684\u7ed3\u679c\u5206\u522b\u4e3a0.867\u548c1.831 eV\uff0c\u8868\u660e\u4f4d\u4e8eNi\u4f4d\u70b9\u7684Pt SA\u6bd4\u4f4d\u4e8eCo\u4f4d\u70b9\u7684Pt SA\u66f4\u7a33\u5b9a\u3002Pt\u5360\u636e\u90e8\u5206Ni\u4f4d\u7f6e\u7684\u7ed3\u679c\u662f\u53ef\u4fe1\u7684\uff0c\u8fd9\u4e3b\u8981\u5f52\u529f\u4e8e\u5728Pt-NiCo LDO\u4e2d\u540c\u65f6\u5f15\u5165Ni\u548cPt\u539f\u5b50\u7684\u5408\u6210\u65b9\u6cd5\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u5728\u5236\u5907Pt\/NiCo LDO\u65f6\uff0c\u5c06Pt\u5f15\u5165NiCo LDH\u4e2d\uff0c\u56e0\u6b64Pt SAs\u5f88\u5c11\u6709\u673a\u4f1a\u4f4d\u4e8eNi\u6216Co\u7684\u4f4d\u7f6e\uff0c\u53ea\u80fd\u786e\u5b9a\u53ef\u80fd\u4f4d\u4e8eLDO\u5c42\u7684\u8868\u9762\u3002<\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>2.<\/strong> Pt-NiCo LDO\u6750\u6599\u7ed3\u6784\u8868\u5f81\uff1aPt L3<\/sub>\u8fb9 (a) XANES\u5149\u8c31, (b) EXAFS \u5149\u8c31\u7684\u5085\u91cc\u53f6\u53d8\u6362, (c) \u5c0f\u6ce2\u53d8\u6362\u56fe; (d) Co K\u8fb9 EXAFS \u5149\u8c31\u7684\u5085\u91cc\u53f6\u53d8\u6362, (e) Ni K\u8fb9 EXAFS \u5149\u8c31\u7684\u5085\u91cc\u53f6\u53d8\u6362; Pt\u539f\u5b50\u4f4d\u4e8e (f) Ni \u6216Co \u4f4d\u7684Pt-NiCo LDO\u793a\u610f\u56fe, (g) \u4f4d\u4e8eNi\u6216Co\u4f4d\u4e0a\u7684Pt\u539f\u5b50\u7684\u76f8\u5bf9\u80fd\u91cf; (h) \u5206\u5b50\u7ed3\u6784\u793a\u610f\u56fe.<\/p>\n

\u7535\u50ac\u5316<\/strong>HER<\/strong>\u6027\u80fd\u6d4b\u8bd5<\/strong><\/p>\n

\u901a\u8fc7\u5bf9\u6bd4\u4e0d\u540c\u6750\u6599\u7684HER\u6027\u80fd\uff08\u56fe3\uff09\uff0cPt-NiCo LDO\u572810 mA cm-2<\/sup>\u65f6\u6709\u774092 mV\u7684\u8fc7\u7535\u4f4d\uff0cTafel\u659c\u7387\u4e3a73 mV dec-1<\/sup>\uff1b\u6700\u4f73Pt-NiCo LDO-5.06 wt%\u50ac\u5316\u5242\u7684\u8d28\u91cf\u6d3b\u6027\u51e0\u4e4e\u662f20 wt%\u5546\u7528Pt\/C\u50ac\u5316\u5242\u76846\u500d\uff0c\u8fd9\u8868\u660eHER\u4e2dPt\u5229\u7528\u7387\u7684\u63d0\u9ad8\u662f\u7531\u4e8ePt\u56e2\u7c07\u548cSA\u5728Pt-NiCo LDO\u4e2d\u5171\u5b58\uff1b\u4e14Pt-NiCo LDO\u8868\u73b0\u51fa\u7a33\u5b9a\u7684\u7535\u4f4d\uff0c\u5728105\u5c0f\u65f6\u540e\u4ec5\u6709\u774050 mV\u7684\u8870\u51cf\uff0c\u8bc1\u660e\u4e86\u5176\u4f18\u5f02\u7684HER\u7a33\u5b9a\u6027\u3002<\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>3.<\/strong> Pt-NiCo LDO\u6750\u6599HER\u6027\u80fd\u6d4b\u8bd5\uff1a(a, b) \u4e0d\u540c\u6750\u6599\u7684LSV\u66f2\u7ebf\u548cTafel\u66f2\u7ebf, (c) \u4e0d\u540cPt\u542b\u91cf\u7684LSV\u66f2\u7ebf, (d) \u4e0d\u540cPt\u542b\u91cf\u5f52\u4e00\u5316\u7684LSV\u66f2\u7ebf, (e) \u4e0d\u540cPt\u542b\u91cf\u5728112 mV\u65f6\u6d4b\u5f97\u7684\u8d28\u91cf\u6d3b\u6027\u6bd4\u8f83, (f) TOF\u66f2\u7ebf\u56fe, (g) \u7535\u5316\u5b66\u963b\u6297\u8c31, (h) \u7535\u5bb9\u7535\u6d41\u4e0e\u626b\u901f\u7684\u5173\u7cfb\u56fe, (i) \u7535\u4f4d-\u65f6\u95f4\u66f2\u7ebf.<\/p>\n

3.\u7406\u8bba\u8ba1\u7b97\u5206\u6790<\/strong>HER<\/strong>\u6027\u80fd\u673a\u7406<\/strong><\/p>\n

\u7406\u8bba\u8ba1\u7b97\u7ed3\u679c\u8bc1\u660ePt-NiCo LDO\u5177\u6709\u4f18\u5f02HER\u6027\u80fd\u4e3b\u8981\u6709\u4ee5\u4e0b\u4e24\u4e2a\u539f\u56e0\uff08\u56fe4\uff09\u3002\u4e00\u662f\u5f97\u5230\u7684Pt\/NiCo LDO\u5bf9H2<\/sub>O\u7684\u5438\u9644\u80fd\uff08-1.066 eV\uff09\u8fdc\u5927\u4e8ePt-NiCo LDO \uff08-0.675 eV\uff09\u3002\u8fd9\u8bf4\u660ePt\/NiCo LDO\u5bf9H2<\/sub>O\u7684\u5438\u9644\u80fd\u529b\u8fc7\u5f3a\uff0c\u53ef\u80fd\u4f1a\u964d\u4f4e\u4e0b\u4e00\u6b65Volmer\u6b65\u9aa4\u4e2dH2<\/sub>O\u7684\u6d3b\u5316\u548c\u89e3\u79bb\u6548\u7387\uff1b\u4e8c\u662f\u5728H2<\/sub>O\u5206\u88c2\u8fc7\u7a0b\u4e2d\uff0cPt\/NiCo LDO\u5c42\u8868\u9762\u7684Pt SA\u4f18\u5148\u88ab\u4f5c\u4e3a*H\u53d7\u4f53\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u5bf9\u4e8ePt-NiCo LDO\uff0c\u7531\u4e8ePt SA\u63d2\u5165\u5230LDO\u5c42\u4e2d\uff0cH*\u4f18\u5148\u88ab\u5438\u9644\u5230\u4f4d\u4e8ePt SA\u9876\u90e8\u7684O\u4f4d\u70b9\u4e0a\u3002\u7279\u522b\u662fPt-NiCo LDO\u7684\u6c22\u5438\u9644\u5409\u5e03\u65af\u81ea\u7531\u80fd\uff08\u0394GH<\/sub>\uff09\u4e3a -0.37 eV\uff0c\u800cPt\/NiCo LDO\u4e3a0.08 eV\u3002\u800c\u4e14Pt-NiCo LDO\u4e2dO\u4f4d\u5bf9*H\u7684\u5438\u9644\u91cf\u8fdc\u5927\u4e8ePt\/NiCo LDO\u4e2dPt\u4f4d*H\u7684\u5438\u9644\u91cf\u3002\u4e0a\u8ff0\u7406\u8bba\u7ed3\u679c\u4e0e\u6211\u4eec\u7684\u5b9e\u9a8c\u7ed3\u679c\u543b\u5408\u8f83\u597d\uff0c\u8bc1\u660e\u4e86Pt-NiCo LDO\u5728LDO\u5c42\u4e2d\u63d2\u5165Pt SAs\u6709\u5229\u4e8eH2<\/sub>O\u89e3\u79bb\uff0c\u4ece\u800c\u5b9e\u73b0\u4e86\u5177\u6709\u9ad8\u50ac\u5316\u6d3b\u6027\u7684\u7535\u50ac\u5316\u5242\u3002<\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>4.<\/strong> DFT\u7406\u8bba\u8ba1\u7b97\u7ed3\u679c\uff1a(a) Pt-NiCo LDO \u548c (b) Pt\/NiCo LDO \u7684HER\u50ac\u5316\u8fc7\u7a0b\u793a\u610f\u56fe; (c) *OH-H \u548c H* \u5728Pt-NiCo LDO\u548cPt\/NiCo LDO\u4e0a\u5438\u9644\u7684\u76f8\u5bf9\u81ea\u7531\u80fd\u4ee5\u53caH2<\/sub>O\u5206\u5b50\u5728Pt-NiCo LDO\u548cPt\/NiCo LDO\u4e0a\u5438\u9644\u80fd\u7684\u6bd4\u8f83.<\/p>\n

\u7ed3\u8bba\uff1a<\/u><\/strong><\/p>\n

\u4f5c\u8005\u5de7\u5999\u5730\u5229\u7528\u7b80\u5355\u7684\u53cc\u79bb\u5b50\u523b\u8680\u548c\u539f\u4f4d\u76f8\u53d8\u6280\u672f\uff0c\u6210\u529f\u5730\u5408\u6210\u4e86\u4e00\u79cd\u65b0\u578b\u7535\u50ac\u5316\u5242\uff0c\u8be5\u50ac\u5316\u5242\u7531\u7cbe\u786e\u5b9a\u4f4d\u7684Pt SA\u548c\u76f8\u90bb\u7684Pt\u56e2\u7c07\u7ec4\u6210\uff0c\u5e76\u5177\u6709\u5341\u4e8c\u9762\u4f53\u4e2d\u7a7a\u7ed3\u6784\u7684NiCo LDO\u7eb3\u7c73\u7247\u6784\u6210\u3002Pt SA\u72ec\u7279\u5730\u63d2\u5165NiCo LDO\u5c42\u4e2d\uff0c\u5360\u636e\u90e8\u5206Ni\u4f4d\u7f6e\u5f62\u6210Pt-Co\u952e\uff0c\u4fdd\u8bc1\u4e86Pt\u4e0eNiCo LDO\u4e4b\u95f4\u7684\u5f3a\u7535\u5b50\u76f8\u4e92\u4f5c\u7528\u3002\u7531\u4e8eH*\u4f18\u5148\u5438\u9644\u5728Pt SAs\u4e0a\u7684O\u4f4d\u70b9\u4e0a\uff0c\u6709\u5229\u4e8eH2<\/sub>O\u88c2\u89e3\u52a0\u901fHER\u7684Volmer\u6b65\u9aa4\u3002\u52a0\u4e4b\u72ec\u7279\u7684\u4e8c\u7ef4\u7eb3\u7c73\u7247\u7ec4\u88c5\u7684\u5341\u4e8c\u9762\u4f53\u7a7a\u5fc3\u7ed3\u6784\uff0c\u8bbe\u8ba1\u7684Pt-NiCo LDO\u62e5\u6709\u663e\u8457\u589e\u5f3a\u7684HER\u6027\u80fd\u3002\u8fd9\u4e00\u7814\u7a76\u4e3a\u5355\u539f\u5b50\u7cbe\u786e\u5b9a\u4f4d\u50ac\u5316\u5242\u7684\u5f00\u53d1\u63d0\u4f9b\u4e86\u4e00\u79cd\u65b0\u7684\u7b56\u7565\u3002<\/p>\n

\u81f4\u8c22\uff1a<\/u><\/strong><\/p>\n

\u8be5\u7814\u7a76\u5de5\u4f5c\u5f97\u5230\u4e86\u56fd\u5bb6\u81ea\u7136\u79d1\u5b66\u57fa\u91d1\u9762\u4e0a\u9879\u76ee\u3001\u4e0a\u6d77\u5e02\u79d1\u59d4\u9879\u76ee\u4ee5\u53ca\u540c\u6d4e\u5927\u5b66\u5b66\u79d1\u4ea4\u53c9\u8054\u5408\u653b\u5173\u9879\u76ee\u7684\u8d44\u52a9\u3002<\/p>\n

\u8bba\u6587\u94fe\u63a5\uff1ahttps:\/\/doi.org\/10.1002\/adfm.202405919<\/p>\n","protected":false},"excerpt":{"rendered":"

\u7814\u7a76\u80cc\u666f\uff1a \u78b1\u6027\u7535\u50ac\u5316\u5206\u89e3\u6c34\u662f\u5de5\u4e1a\u4e0a\u5927\u89c4\u6a21\u751f\u4ea7\u9ad8\u7eaf\u5ea6\u6c22\u6700\u9ad8\u6548\u3001\u6700\u73af\u4fdd\u7684\u65b9\u6cd5\u4e4b\u4e00\uff0c\u5176\u4e2d\u9ad8\u6548\u3001\u7ecf\u6d4e\u7684\u7535\u50ac\u5316\u5242\u4e00\u76f4\u662f\u5de5\u4e1a\u4e0a\u6240\u8ffd\u6c42\u7684\u5173\u952e\u76ee\u6807\u3002\u5355\u539f\u5b50(SA)\u50ac\u5316\u5242\u7531\u4e8e\u5177…<\/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-260029","post","type-post","status-publish","format-standard","hentry","category-jiedu"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/260029"}],"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=260029"}],"version-history":[{"count":2,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/260029\/revisions"}],"predecessor-version":[{"id":260036,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/260029\/revisions\/260036"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=260029"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=260029"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=260029"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}