{"id":224711,"date":"2021-07-20T06:09:48","date_gmt":"2021-07-19T22:09:48","guid":{"rendered":"\/\/m.iemloyee.com\/?p=224711"},"modified":"2021-07-19T21:09:59","modified_gmt":"2021-07-19T13:09:59","slug":"%e4%b8%ad%e7%a7%91%e9%99%a2%e9%87%91%e6%b5%b7%e5%86%9bsci-adv-%ef%bc%9a%e5%85%b7%e6%9c%89%e8%a1%a8%e9%9d%a2%e6%b0%a7%e5%8c%96%e8%86%9c%e7%9a%84%e8%bd%bb%e8%b4%a8%e3%80%81%e9%ab%98%e5%bc%ba%e3%80%81","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=224711","title":{"rendered":"\u4e2d\u79d1\u9662\u91d1\u6d77\u519bSci. Adv.\uff1a\u5177\u6709\u8868\u9762\u6c27\u5316\u819c\u7684\u8f7b\u8d28\u3001\u9ad8\u5f3a\u3001\u7a33\u5b9a\u7684\u7eb3\u7c73\u591a\u5b54\u94dd"},"content":{"rendered":"

\u3010\u5f15\u8a00\u3011<\/strong><\/p>\n

\u8131\u5408\u91d1\u5236\u5907\u7684\u7eb3\u7c73\u591a\u5b54\u91d1\u5c5e\u5728\u50ac\u5316\u3001\u8d85\u7ea7\u7535\u5bb9\u5668\u3001\u80fd\u91cf\u5b58\u50a8\u3001\u9a71\u52a8\u548c\u5176\u4ed6\u65b9\u9762\u53d7\u5230\u5e7f\u6cdb\u5173\u6ce8\u3002\u8131\u5408\u91d1\u65f6\uff0c\u4e00\u90e8\u5206\u7ec4\u5143\u88ab\u9009\u62e9\u6027\u6eb6\u89e3\uff0c\u5269\u4f59\u7ec4\u5143\u81ea\u7ec4\u88c5\u5f62\u6210\u5747\u5300\u7684\u7eb3\u7c73\u591a\u5b54\u7ed3\u6784\u3002\u957f\u671f\u4ee5\u6765\uff0c\u4eba\u4eec\u4e00\u76f4\u671f\u671b\u5bf9\u7eb3\u7c73\u591a\u5b54\u94dd(Al)\u8fdb\u884c\u7814\u7a76\uff0c\u8fd9\u4e0d\u4ec5\u662f\u4e3a\u4e86\u94dd\u7684\u4f4e\u6210\u672c\u3001\u8f7b\u8d28\u548c\u6f5c\u5728\u7684\u5e94\u7528\uff0c\u8fd8\u56e0\u4e3a\u94dd\u8868\u9762\u4f1a\u81ea\u53d1\u5f62\u6210\u949d\u5316\u7684\u6c27\u5316\u94dd\uff08Al2<\/sub>O3<\/sub>\uff09\u5c42\u3002\u6700\u8fd1\u7684\u7814\u7a76\u8868\u660e\uff0c\u6781\u8584\u7684\u8868\u9762\u6c27\u5316\u94dd\u5c42\uff08\u7ea65 nm\u539a\uff09\u53ef\u663e\u8457\u63d0\u9ad8\u4e9a\u5fae\u7c73\u5c3a\u5ea6\u94dd\u67f1\u7684\u5f3a\u5ea6\u3002\u5982\u5c06\u591a\u5b54\u94dd\u7684\u7ed3\u6784\u5c3a\u5bf8\u51cf\u5c0f\u5230\u4e9a\u5fae\u7c73\u6216\u7eb3\u7c73\u5c3a\u5ea6\uff0c\u5e76\u7ed3\u5408\u6c27\u5316\u94dd\u949d\u5316\u5c42\u7684\u4f5c\u7528\uff0c\u6709\u53ef\u80fd\u83b7\u5f97\u517c\u987e\u4f18\u5f02\u70ed\u7a33\u5b9a\u6027\u548c\u9ad8\u5f3a\u5ea6\u7684\u9ad8\u6027\u80fd\u591a\u5b54\u6750\u6599\u3002\u7136\u800c\uff0c\u8fd9\u4e00\u7ed3\u679c\u5c1a\u672a\u901a\u8fc7\u5b9e\u9a8c\u5b9e\u73b0\u3002\u94dd\u7684\u6d3b\u6027\u5f88\u9ad8\uff0c\u4ee5\u81f3\u4e8e\u7eb3\u7c73\u591a\u5b54\u94dd\u7684\u5408\u6210\u901a\u5e38\u6d89\u53ca\u975e\u6c34\u6eb6\u6db2\uff0c\u5bfc\u81f4\u8131\u5408\u91d1\u901f\u7387\u5f88\u6162\uff0c\u4e14\u5408\u6210\u7eb3\u7c73\u591a\u5b54\u94dd\u7684\u524d\u4f53\u5408\u91d1\u53d7\u5230\u9650\u5236\u3002\u76ee\u524d\uff0c\u7eb3\u7c73\u591a\u5b54Al\u53ea\u80fd\u4eceMg-Al\u5408\u91d1\u4e2d\u8131\u5408\u91d1\uff0c\u56e0\u4e3aMg\u6bd4Al\u6d3b\u6027\u66f4\u5f3a\uff0c\u53ef\u4ee5\u4e0eAl\u5f62\u6210\u524d\u9a71\u4f53\u5408\u91d1\u3002\u76f4\u63a5\u8131\u5408\u91d1\u5236\u5907\u7684Mg-Al\u5408\u91d1\u53ef\u4ee5\u751f\u6210\u7ed3\u6784\u5c3a\u5bf8\u6781\u5c0f\u7684\u7eb3\u7c73\u591a\u5b54\u94dd\uff08\u97e7\u5e26\u5c3a\u5bf8\u4e3a10-20 nm\uff09\uff0c\u7136\u800c\uff0c\u7531\u4e8e\u94dd\u97e7\u5e26\u7684\u5feb\u901f\u6c27\u5316\uff0c\u5b83\u5728\u7a7a\u6c14\u4e2d\u4f1a\u53d1\u751f\u81ea\u71c3\u3002\u6700\u8fd1\uff0c\u8131\u5408\u91d1\u8150\u8680\/\u7f6e\u6362\u53cd\u5e94(GRR)\u65b9\u6cd5\u6210\u529f\u5730\u5236\u5907\u4e0d\u81ea\u71c3\u3001\u65e0\u88c2\u7eb9\u7684\u7eb3\u7c73\u591a\u5b54\u94dd\uff0c\u8fd9\u4e3a\u63a2\u7d22\u7eb3\u7c73\u591a\u5b54\u94dd\u7684\u673a\u68b0\u6027\u80fd\u63d0\u4f9b\u4e86\u673a\u4f1a\u3002<\/p>\n

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

\u8fd1\u65e5\uff0c\u4e2d\u56fd\u79d1\u5b66\u9662\u91d1\u5c5e\u7814\u7a76\u6240<\/strong>\u7684\u91d1\u6d77\u519b\u7814\u7a76\u5458\uff08\u901a\u8baf\u4f5c\u8005\uff09\u7b49\u4eba<\/strong>\u53d1\u73b0\u97e7\u5e26\uff08\u5fae\u67f1\uff09\u5c3a\u5bf8\u51cf\u5c0f\u5230\u4e9a\u5fae\u7c73\u6216\u7eb3\u7c73\u5c3a\u5ea6\u65f6\uff0c\u5176\u8868\u9762\u81ea\u53d1\u5f62\u6210\u7684\u6c27\u5316\u94dd\u7eb3\u7c73\u58f3\u5c42\u53ef\u7a33\u5b9a\u5b58\u5728\uff0c\u5e76\u63d0\u9ad8\u6750\u6599\u5f3a\u5ea6\u3002\u5728\u8131\u5408\u91d1\u8150\u8680\/\u7f6e\u6362\u53cd\u5e94\u4e2d\u81ea\u7ec4\u88c5\u5f62\u6210\u7684\u7eb3\u7c73\u591a\u5b54Al-Al2<\/sub>O3<\/sub>\u6838-\u58f3\u590d\u5408\u6750\u6599\uff0c\u5728\u81ea\u7136\u73af\u5883\u6761\u4ef6\u4e0b\u4e0d\u6613\u71c3\uff0c\u4e14\u5176\u7ed3\u6784\u5728\u63a5\u8fd1\u6750\u6599\u7194\u70b9\u6e29\u5ea6\u662f\u4f9d\u65e7\u80fd\u591f\u7a33\u5b9a\u5b58\u5728\u3002\u76f8\u540c\u5bc6\u5ea6\u4e0b\uff0c\u8fd9\u79cd\u6750\u6599\u6bd4\u7531\u7eaf\u94dd\u6216\u94dd\u57fa\u590d\u5408\u6750\u6599\u7ec4\u6210\u7684\u4f20\u7edf\u6ce1\u6cab\u5f3a\u5ea6\u66f4\u9ad8\uff0c\u6bd4\u5df2\u62a5\u9053\u7684\u7eb3\u7c73\u591a\u5b54\u91d1\u5c5e\u66f4\u8f7b\u3001\u66f4\u7a33\u5b9a\u3001\u6bd4\u5f3a\u5ea6\u66f4\u9ad8\u3002\u76f8\u5173\u6210\u679c\u4ee5\u201c<\/strong>Light, strong, and stable nanoporous aluminum with native oxide shell<\/strong>\u201d\u53d1\u8868\u5728Science Advances<\/strong>\u4e0a\u3002<\/p>\n

\u3010\u56fe\u6587\u5bfc\u8bfb\u3011<\/strong><\/p>\n

\u56fe<\/strong> 1 <\/strong>\u5177\u6709\u6c27\u5316\u7269\u58f3\u5c42\u7684\u7eb3\u7c73\u591a\u5b54\u94dd\u7684\u5fae\u89c2\u7ed3\u6784\u548c\u7a33\u5b9a\u6027<\/strong><\/p>\n

\"\"<\/p>\n

\uff08A-C\uff09\u7eb3\u7c73\u591a\u5b54\u94dd\u3001\u9000\u706b\u524d\u548c\u9000\u706b\u540e\u7684\u51c6\u539f\u4f4dSEM\u56fe\u50cf\uff1b<\/p>\n

\uff08D-F\uff09\u5236\u5907\u6001\u7eb3\u7c73\u591a\u5b54\u94dd\u548c\u4e0d\u540c\u6e29\u5ea6\u9000\u706b\u7684\u7eb3\u7c73\u591a\u5b54\u94dd\u7684TEM\u56fe\u50cf\uff1b<\/p>\n

\uff08G\uff0cH\uff09\u5236\u5907\u6001\u53ca\u9000\u706b\u6001\u7eb3\u7c73\u591a\u5b54\u94dd\u6837\u54c1\u7684\u97e7\u5e26\u5c3a\u5bf8\u548c\u6676\u7c92\u5c3a\u5bf8\u5206\u5e03\uff1b<\/p>\n

\uff08I\uff09\u5236\u5907\u6001\u53ca\u9000\u706b\u6001\u7eb3\u7c73\u591a\u5b54\u94dd\u6837\u54c1\u5b9e\u7269\u56fe\u3002<\/p>\n

\u56fe<\/strong> 2 <\/strong>\u7eb3\u7c73\u591a\u5b54<\/strong>Al-Al2<\/sub>O3<\/sub><\/strong>\u590d\u5408\u6750\u6599\u7684\u529b\u5b66\u6027\u80fd<\/strong><\/p>\n

\"\"<\/p>\n

\uff08A\uff0cB\uff09\u5236\u5907\u6001\u53ca\u9000\u706b\u6001\u7eb3\u7c73\u591a\u5b54Al-Al2<\/sub>O3<\/sub>\u590d\u5408\u6750\u6599\u7684\u538b\u7f29\u548c\u62c9\u4f38\u5e94\u529b-\u5e94\u53d8\u66f2\u7ebf\uff1b<\/p>\n

\uff08C\uff09\u7eb3\u7c73\u591a\u5b54Al-Al2<\/sub>O3<\/sub>\u590d\u5408\u6750\u6599\u7684\u5c48\u670d\u5f3a\u5ea6\u968f\u9000\u706b\u6e29\u5ea6\u7684\u53d8\u5316\u56fe\uff1b<\/p>\n

\uff08D\uff09\u7eb3\u7c73\u591a\u5b54Al-Al2<\/sub>O3<\/sub>\u590d\u5408\u6750\u6599\u7684\u6768\u6c0f\u6a21\u91cf\u968f\u9000\u706b\u6e29\u5ea6\u7684\u53d8\u5316\u56fe\u3002<\/p>\n

\u56fe<\/strong> 3 <\/strong>\u7eb3\u7c73\u591a\u5b54<\/strong>Al-Al2<\/sub>O3<\/sub><\/strong>\u590d\u5408\u6750\u6599\u7684\u5f3a\u5ea6\u4e0e\u5bc6\u5ea6\u7684\u5173\u7cfb\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\u56fe<\/strong> 4 <\/strong>\u7eb3\u7c73\u591a\u5b54\u94dd\u97e7\u5e26\u8868\u9762\u7684\u6c27\u5316\u5c42\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

\uff08A-C\uff09\u7eb3\u7c73\u591a\u5b54\u94dd\u97e7\u5e26\u7684HAADF- STEM\u56fe\u50cf\u548cEDS\u5143\u7d20\u5206\u5e03\u56fe\uff1b<\/p>\n

\uff08D\uff09\u7eb3\u7c73\u591a\u5b54\u94dd\u97e7\u5e26\u7684HRTEM\u56fe\u50cf\uff1b<\/p>\n

\uff08E\uff0cF\uff09\u6c27\u5316\u94dd\u5c42\u5728600\u00b0C\u4e0b\u9000\u706b 0.5 h\u4e4b\u524d\u548c\u4e4b\u540e\u7684\u51c6\u539f\u4f4dTEM \u56fe\u50cf\u3002<\/p>\n

\u56fe<\/strong> 5<\/strong> \u53d8\u5f62\u6001\u7eb3\u7c73\u591a\u5b54<\/strong>Al-Al2<\/sub>O3<\/sub><\/strong>\u590d\u5408\u6750\u6599\u7684\u7ed3\u6784\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

\uff08A\uff09\u53d8\u5f62\u7eb3\u7c73\u591a\u5b54Al-Al2<\/sub>O3<\/sub>\u590d\u5408\u6750\u6599\u7684\u660e\u573aTEM\u56fe\u50cf\uff1b<\/p>\n

\uff08B\uff0cC\uff09\u53d8\u5f62\u97e7\u5e26\u7684\u8868\u9762\u548c\u6676\u754c\u5904\u7684HAADF-STEM\u56fe\u50cf\u3002<\/p>\n

\u56fe<\/strong> 6<\/strong> Mg(Zn)<\/strong>\u5408\u91d1\u91c7\u7528<\/strong>GRR<\/strong>\u5f62\u6210\u7684\u7eb3\u7c73\u591a\u5b54<\/strong>Al(Zn)-Al2<\/sub>O3<\/sub><\/strong>\u590d\u5408\u6750\u6599\u7684\u7ed3\u6784\u8868\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

\uff08A\uff09\u7eafMg\u91c7\u7528GRR\u5f62\u6210\u7684\u7eb3\u7c73\u591a\u5b54Al\u7684SEM\u56fe\u50cf\uff1b<\/p>\n

\uff08B\uff0cC\uff09Mg95<\/sub>Zn5<\/sub>\u91c7\u7528GRR\u5f62\u6210\u7684\u7eb3\u7c73\u591a\u5b54Al(Zn)\u7684SEM\u56fe\u50cf\uff1b<\/p>\n

\uff08D\uff09\u4e3aB\u4e2d\u7eb3\u7c73\u591a\u5b54Al(Zn)\u9000\u706b\u540e\u7684SEM\u56fe\u50cf\u3002<\/p>\n

\u3010\u5c0f\u7ed3\u3011<\/strong><\/p>\n

\u76f8\u6bd4\u4e8e\u5177\u6709\u76f8\u4f3c\u5bc6\u5ea6\u7684\u5e38\u89c4\u591a\u5b54\u91d1\u5c5e\u548c\u591a\u5b54Al-\u6c27\u5316\u7269\u590d\u5408\u6750\u6599\uff0c\u8131\u5408\u91d1\u8150\u8680\/\u7f6e\u6362\u53cd\u5e94\uff08GRR\uff09\u5236\u5907\u7684\u7eb3\u7c73\u591a\u5b54Al-Al2<\/sub>O3<\/sub>\u590d\u5408\u6750\u6599\u5f3a\u5ea6\u66f4\u9ad8\u3002\u7eb3\u7c73\u591a\u5b54Al-Al2<\/sub>O3<\/sub>\u590d\u5408\u6750\u6599\u4e5f\u6bd4\u8131\u5408\u91d1\u5236\u5907\u7684\u5927\u591a\u6570\u7eb3\u7c73\u591a\u5b54\u91d1\u5c5e\u66f4\u8f7b\u3001\u66f4\u5f3a\u548c\u66f4\u7a33\u5b9a\u3002Al\u7eb3\u7c73\u97e7\u5e26\u8868\u9762\u7684\u5929\u7136\u6c27\u5316\u5c42\u662f\u7eb3\u7c73\u591a\u5b54Al-Al2<\/sub>O3<\/sub>\u590d\u5408\u6750\u6599\u5177\u6709\u4f18\u5f02\u70ed\u7a33\u5b9a\u6027\u7684\u4e3b\u8981\u539f\u56e0\u3002\u6c27\u5316\u5c42\u3001\u97e7\u5e26\u5c3a\u5bf8\u548c\u62d3\u6251\u7ed3\u6784\u7684\u7efc\u5408\u5f71\u54cd\u662f\u8fd9\u79cd\u6750\u6599\u5177\u6709\u9ad8\u5f3a\u5ea6\uff08\u548c\u9ad8\u6bd4\u5f3a\u5ea6\uff09\u7684\u539f\u56e0\u3002\u9884\u8ba1\u8f7b\u8d28\u3001\u9ad8\u5f3a\u4e14\u7a33\u5b9a\u7684\u7eb3\u7c73\u591a\u5b54Al-Al2<\/sub>O3<\/sub>\u590d\u5408\u6750\u6599\u5c06\u7528\u4e8e\u529f\u80fd\u5e94\u7528\uff0c\u4f8b\u5982\u9ad8\u6e29\u7b49\u79bb\u5b50\u4f53\u6fc0\u5143\u3001\u5fae\u578b\u70ed\u4ea4\u6362\u5668\u4ee5\u53ca\u7535\u6c60\u548c\u5176\u4ed6\u7535\u5316\u5b66\u88c5\u7f6e\u7684\u7535\u6781\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5<\/strong>Light, strong, and stable nanoporous aluminum with native oxide shell<\/strong><\/a>\uff08Science Advances DOI: 10.1126\/sciadv.abb9471\uff09\u3002<\/p>\n

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