{"id":258598,"date":"2024-03-16T06:30:14","date_gmt":"2024-03-15T22:30:14","guid":{"rendered":"\/\/m.iemloyee.com\/?p=258598"},"modified":"2024-03-15T20:47:27","modified_gmt":"2024-03-15T12:47:27","slug":"%e5%a4%a9%e6%b4%a5%e7%90%86%e5%b7%a5%e4%b8%81%e8%bd%b6-%e9%9f%a9%e4%b9%85%e6%85%a7afm-%ef%bc%9a%e7%ba%b3%e7%b1%b3%e5%a4%9a%e5%ad%94%e9%95%8d%e5%bc%82%e8%b4%a8%e7%bb%93%e6%9e%84%e7%94%b5%e6%9e%81","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=258598","title":{"rendered":"\u5929\u6d25\u7406\u5de5\u4e01\u8f76\/\u97e9\u4e45\u6167AFM \uff1a\u7eb3\u7c73\u591a\u5b54\u954d\u5f02\u8d28\u7ed3\u6784\u7535\u6781\u7684\u81ea\u9650\u5408\u6210\u53ca\u9ad8\u6548\u50ac\u5316\u5236\u6c22"},"content":{"rendered":"

\u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong><\/p>\n

\u7535\u89e3\u6c34\u5236\u6c22\u662f\u5b9e\u73b0\u7eff\u8272\u7535\u80fd\u6d88\u7eb3\u540c\u65f6\u63d0\u9ad8\u53ef\u518d\u751f\u80fd\u6e90\u5229\u7528\u6548\u7387\u7684\u6709\u6548\u9014\u5f84\u3002\u5176\u4e2d\uff0c\u9ad8\u6027\u80fd\u7535\u6781\u6750\u6599\u7684\u7814\u53d1\u662f\u7a81\u7834\u7535\u89e3\u6c34\u5236\u6c22\u6280\u672f\u74f6\u9888\u7684\u5173\u952e\u3002\u5728\u4f17\u591a\u975e\u8d35\u91d1\u5c5e\u4e2d\uff0c\u8fc7\u6e21\u91d1\u5c5eNi\u88ab\u8ba4\u4e3a\u662f\u6700\u5177\u6f5c\u529b\u7684\u78b1\u6c34\u7535\u89e3\u5236\u6c22\u50ac\u5316\u5242\u4e4b\u4e00\u3002\u7136\u800c\uff0c\u7eaf\u91d1\u5c5eNi\u50ac\u5316\u6d3b\u6027\u8f83\u5dee\uff0c\u5e76\u4e14\u7eb3\u7c73Ni\u5728\u7a7a\u6c14\u4e2d\u6613\u81ea\u71c3\u7684\u5b89\u5168\u6027\u95ee\u9898\u6781\u5927\u9650\u5236\u5176\u8fdb\u4e00\u6b65\u5e94\u7528\u3002<\/p>\n

\u8fd1\u671f\uff0c\u5929\u6d25\u7406\u5de5\u5927\u5b66\u4e01\u8f76\u6559\u6388\u548c\u97e9\u4e45\u6167\u6559\u6388\u56e2\u961f<\/strong>\u901a\u8fc7\u7eb3\u7c73\u591a\u5b54\u5316\u548c\u81ea\u9650\u6c27\u5316\u76f8\u7ed3\u5408\u7684\u7b56\u7565\uff0c\u6210\u529f\u5f00\u53d1\u4e86\u4e00\u79cd\u5177\u6709\u4e09\u7ef4\u7cbe\u7ec6\u6838\u58f3\u7ed3\u6784\u7684\u7eb3\u7c73\u591a\u5b54Ni\/NiO\u5f02\u8d28\u7ed3\u6784\u7535\u6781\u3002\u8fd9\u4e00\u8bbe\u8ba1\u4e0d\u4ec5\u5de7\u5999\u5730\u89e3\u51b3\u4e86\u7eb3\u7c73\u954d\u5728\u7a7a\u6c14\u4e2d\u81ea\u71c3\u7684\u95ee\u9898\uff0c\u540c\u65f6\u4f9d\u6258Ni-NiO\u7684\u534f\u540c\u5171\u50ac\u5316\u4f5c\u7528\u6709\u6548\u63d0\u9ad8\u4e86\u5176\u672c\u5f81\u50ac\u5316\u6d3b\u6027\uff0c\u5e76\u8fdb\u4e00\u6b65\u901a\u8fc7\u53cc\u8fde\u7eed\u7ed3\u6784\u6784\u7b51\u63d0\u9ad8\u4e86\u6d3b\u6027\u4f4d\u70b9\u7684\u5229\u7528\u6548\u7387\u3002\u56e0\u6b64\uff0c\u8be5\u7535\u6781\u5c55\u73b0\u51fa\u4e86\u4f18\u5f02\u7684\u78b1\u6027\u7535\u89e3\u6c34\u5236\u6c22\uff08HER\uff09\u50ac\u5316\u6027\u80fd\u3002\u8be5\u7814\u7a76\u6210\u679c\u4ee5 \u201cSelf-limited formation of nanoporous nickel heterostructure catalyst for electrochemical hydrogen production\u201d \u4e3a\u9898\u53d1\u8868\u5728Advanced Functional Materials<\/em><\/strong>\u4e0a\u3002\u8bba\u6587\u7b2c\u4e00\u4f5c\u8005\u4e3a\u5929\u6d25\u7406\u5de5\u5927\u5b66\u7814\u7a76\u751f\u4e54\u7433\u548c\u4e60\u806a\u535a\u58eb\u3002\u00a0<\/strong><\/p>\n

\"\"<\/a><\/p>\n

\u3010\u6838\u5fc3\u53d1\u73b0\u3011<\/strong><\/p>\n

1\uff0e\u901a\u8fc7\u73af\u5883\u63a7\u5236\u5b9e\u73b0\u4e86\u7eb3\u7c73\u954d\u7684\u81ea\u9650\u6c27\u5316\u673a\u5236\uff08self-limiting oxidation\uff09\uff0c\u4f7f\u5f97\u7eb3\u7c73\u591a\u5b54Ni\u7684\u8868\u9762\u80fd\u591f\u539f\u4f4d\u5f62\u6210\u4ec53 nm\u539a\u7684\u5747\u5300NiO\u8584\u5c42\uff0c\u63d0\u9ad8\u4e86Ni\u5728\u7a7a\u6c14\u4e2d\u7684\u7a33\u5b9a\u6027\uff0c\u4e14\u5728\u957f\u65f6\u95f4\u50a8\u5b58\u8fc7\u7a0b\u4e2d\u65e0\u7ed3\u6784\u548c\u6027\u80fd\u8870\u53d8\u3002<\/p>\n

2\uff0e\u7ed3\u5408\u8131\u5408\u91d1\u4e09\u7ef4\u7ed3\u6784\u6784\u7b51\u548c\u81ea\u9650\u6c27\u5316\u65b9\u6cd5\u5f62\u6210\u5f02\u8d28\u7ed3\u6784\uff0c\u6210\u529f\u5f00\u53d1\u4e86\u7eb3\u7c73\u591a\u5b54Ni\/NiO\u5f02\u8d28\u7ed3\u6784\u7535\u6781\u3002\u5728\u78b1\u6027\u7535\u89e3\u8d28\u4e2d\uff0c\u8be5\u7535\u6781\u5448\u73b0\u51fa\u6bd4\u7eb3\u7c73\u591a\u5b54Ni\u548c\u5546\u4e1aPt\/C\u66f4\u4f18\u5f02\u7684\u7535\u50ac\u5316\u6d3b\u6027\u3002<\/p>\n

3.DFT\u7cfb\u7edf\u9610\u660e\u4e86Ni\/NiO\u5bf9\u78b1\u6027HER\u53cd\u5e94\u7684\u534f\u540c\u50ac\u5316\u4f5c\u7528\uff1a\uff081\uff09Ni\/NiO\u8fb9\u754c\u72ec\u7279\u7684\u6d3b\u6027\u4f4d\u70b9\u663e\u8457\u63d0\u5347\u4e86H2<\/sub>O\u7684\u5438\u9644\u5f3a\u5ea6\uff1b\uff082\uff09\u8fb9\u754c\u5904O\u548cNi\u534f\u540c\u5f71\u54cdH2<\/sub>O\u5438\u9644\u5206\u89e3\u7684\u6574\u4e2a\u8fc7\u7a0b\uff0c\u964d\u4f4e\u53cd\u5e94\u80fd\u5792\uff1b\uff083\uff09\u8868\u9762O\u4e3aH\u63d0\u4f9b\u4e86\u66f4\u9002\u5b9c\u7684\u7b26\u5408Sabatier\u89c4\u5f8b\u7684\u6d3b\u6027\u4f4d\u70b9\u3002<\/p>\n

4.\u8be5\u7814\u7a76\u63d0\u51fa\u7684\u81ea\u9650\u6c27\u5316\u673a\u5236\u53ef\u4ee5\u6269\u5c55\u5230\u5176\u4ed6\u7eb3\u7c73\u7ed3\u6784\u6d3b\u6027\u8fc7\u6e21\u91d1\u5c5e\u50ac\u5316\u5242\uff0c\u4e3a\u5f00\u53d1\u5148\u8fdb\u91d1\u5c5e\/\u6c27\u5316\u7269\u5f02\u8d28\u7ed3\u6784\u50ac\u5316\u5242\u63d0\u4f9b\u4e86\u65b0\u7684\u601d\u8def\u3002<\/p>\n

\u3010\u56fe\u6587\u7b80\u4ecb\u3011<\/strong><\/p>\n

\"\"<\/a><\/p>\n

\u56fe1\u00a0 \u7535\u6781\u5236\u5907\u6d41\u7a0b\u53ca\u78b1\u6027HER\u793a\u610f\u56fe<\/strong><\/p>\n

\"\"<\/a><\/p>\n

\u56fe2\u00a0 \u7eb3\u7c73\u591a\u5b54Ni\/NiO\u5f02\u8d28\u7ed3\u6784\uff08np-Ni\/NiO\uff09\u7535\u6781\u7684\u7ed3\u6784\u548c\u5316\u5b66\u8868\u5f81<\/strong><\/p>\n

(a) \u6d3b\u6027\u7eb3\u7c73\u591a\u5b54Ni(np-Ni)\u5728\u7a7a\u6c14\u4e2d\u7684\u81ea\u71c3\u8fc7\u7a0b\u53caXRD\u8868\u5f81<\/p>\n

(b) np-Ni\u81ea\u71c3\u540e\u7684\u622a\u9762SEM\u56fe\u50cf\uff08\u5de6\uff09\u4ee5\u53caSEM-EDX\u5143\u7d20\u56fe\u8c31\uff08\u53f3\uff09<\/p>\n

(c) \u81ea\u71c3\u540enp-Ni\u8fd1\u8868\u9762\u548c\u5185\u90e8\u533a\u57df\u7684SEM\u56fe\u50cf<\/p>\n

(d) \u901a\u8fc7\u81ea\u9650\u6c27\u5316\u673a\u5236\u5f62\u6210\u7684np-Ni\/NiO\u7535\u6781\u7684\u7167\u7247<\/p>\n

(e) \u4e0d\u540c\u6c27\u5316\u65f6\u95f4\u4e0bnp-Ni\/NiO\u7535\u6781\u7684XRD\u8868\u5f81<\/p>\n

(f) np-Ni\/NiO\u7535\u6781\u8d28\u91cf\u968f\u6c27\u5316\u65f6\u95f4\u7684\u53d8\u5316\u89c4\u5f8b\uff0c\u663e\u793a\u51fa\u81ea\u9650\u6c27\u5316\u884c\u4e3a<\/p>\n

(g) \u4e0d\u540c\u6c27\u5316\u65f6\u95f4\u4e0bnp-Ni\/NiO\u7535\u6781\u7684\u62c9\u66fc\u5149\u8c31<\/p>\n

(h,i) \u4e0d\u540c\u6c27\u5316\u65f6\u95f4\u4e0bnp-Ni\/NiO\u7535\u6781\u7684XPS\u5149\u8c31<\/p>\n

\"\"<\/a><\/p>\n

\u56fe3\u00a0 np-Ni\/NiO\u7535\u6781\u7684\u5fae\u89c2\u7ed3\u6784\u8868\u5f81<\/strong><\/p>\n

(a) HAADF-STEM\u56fe\u50cf<\/p>\n

(b) STEM-EDX\u5143\u7d20\u56fe\u8c31<\/p>\n

(c) \u9ad8\u500dHAADF-STEM\u56fe\u50cf<\/p>\n

(d) HRTEM\u56fe\u50cf\u548c\u76f8\u5e94\u7684FFT\u56fe<\/p>\n

(e) \u6839\u636eNiO (111)\u548c(220)\u6676\u9762\u8f6c\u6362\u7684IFFT\u56fe\u50cf<\/p>\n

(f) Ni\/NiO\u754c\u9762\u7684HRTEM\u56fe\u50cf<\/p>\n

\"\"<\/a><\/p>\n

\u56fe4\u00a0 np-Ni\/NiO\u7535\u6781\u7684\u7535\u5316\u5b66HER\u6027\u80fd<\/strong><\/p>\n

(a) HER\u6781\u5316\u66f2\u7ebf<\/p>\n

(b) \u5854\u83f2\u5c14\u56fe<\/p>\n

(c) EIS\u963b\u6297\u56fe\u8c31<\/p>\n

(d) np-Ni\/NiO\u4e0e\u5176\u4ed6Ni\u57fa\u7535\u6781\/\u50ac\u5316\u5242\u7684\u6027\u80fd\u5bf9\u6bd4<\/p>\n

(e) \u52a0\u901fCV\u7a33\u5b9a\u6027\u6d4b\u8bd5<\/p>\n

(f) 10\u548c50 mA cm-2<\/sup>\u7535\u6d41\u5bc6\u5ea6\u4e0b\u7684\u7a33\u5b9a\u6027\u6d4b\u8bd5<\/p>\n

\"\"<\/a><\/p>\n

\u56fe5<\/strong>\u00a0 Ni\u548cNi\/NiO\u8868\u9762HER\u8fc7\u7a0b\u7684DFT\u8ba1\u7b97<\/p>\n

(a) Ni (111)\u548cNi\/NiO (111)\u4e0aH2<\/sub>O\u5206\u89e3\u7684\u8fc7\u6e21\u6001\u80fd\u5792<\/p>\n

(b) Ni (111)\u548cNi\/NiO (111)\u4e0d\u540c\u4f4d\u70b9\u4e0a\u6c22\u5438\u9644\u7684\u5409\u5e03\u65af\u81ea\u7531\u80fd<\/p>\n

(c) Ni (111)\u4e0a H*\u7684\u5438\u9644\u4f4d\u70b9<\/p>\n

(d) Ni\/NiO (111)\u4e0aH*\u7684\u5438\u9644\u4f4d\u70b9<\/p>\n

(e) Ni\/NiO (111)\u7684\u5dee\u5206\u7535\u8377\u5bc6\u5ea6<\/p>\n

\"\"<\/a><\/p>\n

\u56fe6 <\/strong>\u901a\u8fc7\u4e0d\u540c\u65b9\u6cd5\u5236\u5907\u7684np-Ni\u7535\u6781\u7684\u6027\u80fd\u5bf9\u6bd4<\/p>\n

(a) \u4e0d\u540c\u7c7b\u578bnp-Ni\u7535\u6781\u7684\u5236\u5907\u8def\u5f84<\/p>\n

(b) \u7c97\u5316np-Ni\u7535\u6781\u7684HER\u6781\u5316\u66f2\u7ebf<\/p>\n

(c) \u4e0d\u540c\u7c7b\u578bnp-Ni\u7535\u6781\u7684HER\u6781\u5316\u66f2\u7ebf<\/p>\n

(d) \u4ee5NiAl3<\/sub>\u4e3a\u524d\u9a71\u4f53\u5236\u5907\u7684np-Ni\u53ca\u81ea\u9650\u6c27\u5316\u540enp-Ni\/NiO\u7535\u6781\u7684HER\u6781\u5316\u66f2\u7ebf<\/p>\n

\u6587\u732e\u4fe1\u606f<\/strong><\/p>\n

Lin Qiao, Cong Xi, Chao Li, Kaiyue Zhang, Qi Li, Jiuhui Han, Yi Ding. Self-Limited Formation of Nanoporous Nickel Heterostructure Catalyst for Electrochemical Hydrogen Production. Advanced Functional Materials 2024, 2402286.<\/p>\n

https:\/\/onlinelibrary.wiley.com\/doi\/10.1002\/adfm.202402286<\/p>\n","protected":false},"excerpt":{"rendered":"

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