{"id":161827,"date":"2018-12-14T06:30:59","date_gmt":"2018-12-13T22:30:59","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=161827"},"modified":"2018-12-13T15:54:26","modified_gmt":"2018-12-13T07:54:26","slug":"%e4%bd%90%e6%b2%bb%e4%ba%9a%e7%90%86%e5%b7%a5%e5%ad%a6%e9%99%a2%e5%a4%8f%e5%b9%bc%e5%8d%97mater-today%e7%bb%bc%e8%bf%b0%ef%bc%9a%e8%b4%b5%e9%87%91%e5%b1%9e%e7%9a%84%e5%8d%81%e9%9d%a2%e4%bd%93","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=161827","title":{"rendered":"\u4f50\u6cbb\u4e9a\u7406\u5de5\u5b66\u9662\u590f\u5e7c\u5357Mater. Today\u7efc\u8ff0\uff1a\u8d35\u91d1\u5c5e\u7684\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\uff1a\u5408\u6210\u3001\u8868\u5f81\u548c\u5e94\u7528"},"content":{"rendered":"

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

\u5177\u6709\u53ef\u63a7\u5f62\u72b6\u6216\u5f62\u6001\u7684\u8d35\u91d1\u5c5e\u7eb3\u7c73\u6676\u4f53\u5df2\u7ecf\u53d7\u5230\u57fa\u7840\u7814\u7a76\u548c\u5de5\u4e1a\u5e94\u7528\u7684\u5e7f\u6cdb\u5173\u6ce8\uff0c\u76ee\u524d\u8bf8\u5982\u7403\u4f53\u3001\u56db\u9762\u4f53\u3001\u7acb\u65b9\u4f53\u3001\u516b\u9762\u4f53\u3001\u5341\u9762\u4f53\u3001\u5341\u4e8c\u9762\u4f53\u548c\u4e8c\u5341\u9762\u4f53\u7b49\u8d35\u91d1\u5c5e\u7eb3\u7c73\u6676\u4f53\u5df2\u7ecf\u80fd\u591f\u7b80\u4fbf\u5730\u5236\u5907\u5f97\u5230\u3002\u5c3d\u7ba1\u5927\u591a\u6570\u8d35\u91d1\u5c5e\u5728\u9762\u5fc3\u7acb\u65b9\u7ed3\u6784\u4e2d\u7ed3\u6676\uff0c\u53cc\u5e73\u9762\u548c\/\u6216\u5806\u579b\u5c42\u9519\u7684\u5b58\u5728\u4f7f\u5f97\u7ed3\u6676\u7cfb\u7edf\u66f4\u52a0\u590d\u6742\uff0c\u540c\u65f6\u5bf9\u4e8e\u5404\u79cd\u5e94\u7528\u66f4\u52a0\u6709\u8da3\u3002\u4f8b\u5982\uff0c\u5341\u9762\u4f53\u548c\u4e8c\u5341\u9762\u4f53\u542b\u6709\u591a\u4e2a\u53cc\u7f3a\u9677\u5e76\u88ab{111}\u9762\u5305\u56f4\uff0c\u56e0\u6b64\u5b83\u4eec\u5177\u6709\u4e00\u4e9b\u5171\u540c\u7684\u50ac\u5316\u6027\u8d28\u3002\u800c\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684\u72ec\u7279\u4e94\u5b6a\u6676\u7ed3\u6784\u4ee5\u53ca\u8fd1\u6765\u5f00\u53d1\u7684\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684\u5408\u6210\u65b9\u6cd5\u90fd\u63d0\u4f9b\u4e86\u4e00\u4e2a\u5f88\u597d\u7684\u673a\u4f1a\u6765\u5229\u7528\u79cd\u5b50\u4ecb\u5bfc\u7684\u751f\u957f\u65b9\u5f0f\u6765\u83b7\u53d6\u66f4\u590d\u6742\u7684\u7ed3\u6784\u3002<\/p>\n

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

\u8fd1\u65e5\uff0cMater. Today<\/strong>\u5728\u7ebf\u520a\u767b\u4e86<\/strong>\u4f50\u6cbb\u4e9a\u7406\u5de5\u5b66\u9662\u590f\u5e7c\u5357\u6559\u6388\uff08\u901a\u8baf\u4f5c\u8005\uff09\u53d1\u8868\u7684\u9898\u4e3a\u201c<\/strong>Decahedral nanocrystals of noble metals: Synthesis, characterization, and applications<\/strong>\u201d\u7684\u7efc\u8ff0\u6587\u7ae0\uff0c\u96c6\u4e2d\u9610\u8ff0\u4e86\u57fa\u4e8e\u8d35\u91d1\u5c5e\u7684\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684\u5408\u6210\u3001\u8868\u5f81\u548c\u5e94\u7528\u76f8\u5173\u7684\u7814\u7a76\u8fdb\u5c55<\/strong>\u3002\u9996\u5148\u7b80\u8981\u4ecb\u7ecd\u4e86\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684\u72ec\u7279\u7279\u5f81\u548c\u6027\u8d28\uff0c\u5e76\u5bf9\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684\u5f62\u6210\u673a\u5236\u8fdb\u884c\u70ed\u529b\u5b66\u548c\u52a8\u529b\u5b66\u5206\u6790\u3002\u7136\u540e\u5206\u6790\u4e86\u5408\u6210\u5355\u91d1\u5c5e\uff08Ag\u3001Au\u3001Pd\u3001Cu\u3001Rh\u548cPt\uff09\u3001\u5408\u91d1\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u4ee5\u53ca\u5177\u6709\u6838-\u58f3\u3001\u6838-\u6846\u67b6\u6216\u4e00\u7ef4\u7ed3\u6784\u884d\u751f\u7269\u7684\u5408\u6210\u8def\u7ebf\u3002\u6700\u540e\uff0c\u91cd\u70b9\u4ecb\u7ecd\u4e86\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u53ca\u5176\u884d\u751f\u7269\u5728\u5149\u5b50\u3001\u50ac\u5316\u548c\u4f20\u611f\u5e94\u7528\u4e2d\u7684\u5e94\u7528\uff0c\u5e76\u603b\u7ed3\u4e86\u5173\u4e8e\u8d35\u91d1\u5c5e\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684\u672a\u6765\u53d1\u5c55\u65b9\u5411\u3002<\/p>\n

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

\u56fe1 \u5341\u9762\u4f53\u539f\u5b50\u6a21\u578b<\/strong><\/p>\n

\"\"<\/p>\n

(a) \u5e38\u89c4\u7684\u5341\u9762\u4f53\u53ef\u4ee5\u88ab\u8ba4\u4e3a\u662f\u4e94\u4e2a\u5355\u6676\u56db\u9762\u4f53\u7684\u7ec4\u88c5\u4f53\uff1b<\/p>\n

(b) \u5206\u522b\u6bd4\u8f83\u5e38\u89c4\u3001Ino\u548cMarks\u5341\u9762\u4f53\u7684\u539f\u5b50\u6a21\u578b\u3002<\/p>\n

\u56fe2 \u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684\u8868\u9762\u5f62\u6001\u548c3D\u5e94\u53d8\u5206\u5e03<\/strong><\/p>\n

\"\"<\/p>\n

(a) \u91cd\u5efa\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684\u8868\u9762\u5f62\u6001\uff1b<\/p>\n

(b) \u025bxx<\/sub>\u4f53\u79ef\uff08\u5de6\uff09\u548c\u025bzz<\/sub>\u4f53\u79ef\uff08\u53f3\uff09\u5207\u7247\u76843D\u5e94\u53d8\u5206\u5e03\u3002<\/p>\n

\u56fe3 Au\u7eb3\u7c73\u6676\u4f53\u7684\u76f8\u56fe\u4e0e\u5c3a\u5bf8\u548c\u6e29\u5ea6\u7684\u51fd\u6570\u5173\u7cfb<\/strong><\/p>\n

\"\"<\/p>\n

\u4f7f\u7528\u76f8\u5bf9\u8bbaab initio\u8ba1\u7b97\u5f97\u5230\u7684Au\u7eb3\u7c73\u6676\u4f53\u7684\u76f8\u56fe\u4e0e\u5c3a\u5bf8\u548c\u6e29\u5ea6\u7684\u51fd\u6570\u5173\u7cfb\u3002\u8be5\u56fe\u5206\u522b\u663e\u793a\u4e86\u57280-30nm\u548c0-1500K\u7684\u5c3a\u5bf8\u548c\u6e29\u5ea6\u8303\u56f4\u5185\u7684\u70ed\u529b\u5b66\u4e0a\u6700\u7a33\u5b9a\u7684\u7ed3\u6784\u3002<\/p>\n

\u56fe4 \u56db\u79cd\u4e0d\u540c\u91d1\u5c5e\uff08Ag\u3001Au\u3001Pd\u548cCu\uff09\u7684\u7a33\u5b9a\u6027\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\u56db\u79cd\u4e0d\u540c\u91d1\u5c5e\uff08Ag\u3001Au\u3001Pd\u548cCu\uff09\u7684\u7a33\u5b9a\u6027\u56fe\uff0c\u8be5\u56fe\u8868\u793a\u4e8c\u5341\u9762\u4f53\uff08Ih\uff09\u3001\u5341\u9762\u4f53\uff08Dh\uff09\u548c\u622a\u5934\u516b\u9762\u4f53\uff08TO\uff09\u4e09\u79cd\u4e0d\u540c\u5f62\u72b6\u7684\u542b\u91cf\u5206\u6570\u3002<\/p>\n

\u56fe5 \u5177\u6709\u4e09\u79cd\u4e0d\u540c\u7f3a\u9677\u7ed3\u6784\u7684Ag\u7eb3\u7c73\u6676\u7684TEM\u56fe\u50cf<\/strong><\/p>\n

\"\"<\/p>\n

(a, c, e) \u5229\u7528\u4e00\u4e2a\u52a0\u70ed\u548c\u51b7\u5374\u7a0b\u5e8f\u4ece\u72ec\u7279\u539a\u5ea6\u7684Ag\u8584\u819c\u5f97\u5230\u7684\u5177\u6709\u4e09\u79cd\u4e0d\u540c\u7f3a\u9677\u7ed3\u6784\u7684Ag\u7eb3\u7c73\u6676\u7684TEM\u56fe\u50cf\uff1a(a) 4 \u00c5\uff1b(c) 7 \u00c5\uff1b(e) 15 \u00c5\uff1b<\/p>\n

(b, d, f) \u5229\u7528\u4e00\u4e2a\u52a0\u70ed\u548c\u51b7\u5374\u7a0b\u5e8f\u4ece\u72ec\u7279\u539a\u5ea6\u7684Ag\u8584\u819c\u5f97\u5230\u7684\u5177\u6709\u4e09\u79cd\u4e0d\u540c\u7f3a\u9677\u7ed3\u6784\u7684Ag\u7eb3\u7c73\u6676\u7684\u9ad8\u5206\u8fa8TEM\u56fe\u50cf\uff1a(b) 4 \u00c5\uff1b(d) 7 \u00c5\uff1b(f) 15 \u00c5\u3002<\/p>\n

(a, c, e)\u3001(b, d)\u548c(f)\u4e2d\u7684\u6bd4\u4f8b\u5c3a\u5206\u522b\u4e3a50\u30014\u548c10 nm\u3002<\/p>\n

\u56fe6 \u5f62\u6210Pd\u7eb3\u7c73\u6676\u4f53\u7684\u793a\u610f\u56fe\u548c\u8fd8\u539f\u52a8\u529b\u5b66<\/strong><\/p>\n

\"\"<\/p>\n

(a) \u663e\u793a\u5728\u591a\u5143\u9187\u4f53\u7cfb\u4e2d\u5f62\u6210Pd\u5341\u9762\u4f53\u6216\u4e8c\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684\u793a\u610f\u56fe\uff1b<\/p>\n

(b) \u5728\u6709\u65e0\u786b\u9178\u94a0\u7684\u60c5\u51b5\u4e0b\u5f62\u6210Pd\u7eb3\u7c73\u6676\u4f53\u8fc7\u7a0b\u7684\u8fd8\u539f\u52a8\u529b\u5b66\u3002<\/p>\n

\u56fe7 Ag\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684TEM\u56fe\u50cf\u3001\u7d2b\u5916-\u53ef\u89c1\u5149\u8c31\u548c\u53cd\u5e94\u9014\u5f84<\/strong><\/p>\n

\"\"<\/p>\n

(a) \u4f7f\u7528\u5149\u5316\u5b66\u65b9\u6cd5\u5236\u5907\u7684Ag\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684TEM\u56fe\u50cf\uff1b<\/p>\n

(b) \u5177\u6709\u7ea635\u300146\u300157\u300169\u300188\u548c123 nm\u4e0d\u540c\u5c3a\u5bf8\u7684Ag\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684\u6c34\u5206\u6563\u6db2\u7684\u5f52\u4e00\u5316\u7d2b\u5916-\u53ef\u89c1\u5149\u8c31\uff1b<\/p>\n

(c) \u901a\u8fc7\u5728\u5c0f\u7684\u53cc\u5b6a\u6676\u79cd\u5b50\u4e0a\u751f\u957f\u5f62\u6210Ag\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684\u53cd\u5e94\u9014\u5f84\u3002<\/p>\n

\u56fe8 Ag\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684SEM\u56fe\u50cf\u3001TEM\u56fe\u50cf\u548c\u53cd\u5e94\u9014\u5f84<\/strong><\/p>\n

\"\"<\/p>\n

(a) \u901a\u8fc7DMF\u8fd8\u539f\u83b7\u5f97\u7684\u539f\u4f4d\u5408\u6210\u7684Ag\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684SEM\u56fe\u50cf\uff1b<\/p>\n

(b) \u901a\u8fc7DMF\u8fd8\u539f\u83b7\u5f97\u7684\u539f\u4f4d\u5408\u6210\u7684Ag\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684TEM\u56fe\u50cf\uff1b<\/p>\n

(c) \u901a\u8fc7\u56db\u9762\u4f53\u5355\u5143\u7684\u7ec4\u88c5\u5f62\u6210Ag\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684\u53cd\u5e94\u9014\u5f84\u3002<\/p>\n

\u56fe9 \u4f7f\u7528\u4e0d\u540c\u65b9\u6cd5\u5408\u6210\u7684Au\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684TEM\u56fe\u50cf<\/strong><\/p>\n

\"\"<\/p>\n

(a, c, e, f) \u4f7f\u7528\u4e0d\u540c\u65b9\u6cd5\u5408\u6210\u7684Au\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684TEM\u56fe\u50cf\uff1b<\/p>\n

(b, d) \u4f7f\u7528\u4e0d\u540c\u65b9\u6cd5\u5408\u6210\u7684Au\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684\u9ad8\u5206\u8fa8TEM\u56fe\u3002<\/p>\n

(a, b) \u591a\u5143\u9187\u8fd8\u539f\uff1b(c, d) \u5728DMF\u4e2d\u8d85\u58f0\u8f85\u52a9\u8fd8\u539f\uff1b(e, f) \u4f7f\u7528\u57fa\u4e8e\u6cb9\u80fa\u7684\u8fd8\u539f\u5408\u6210\u7684\u622a\u65ad\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u3002<\/p>\n

\u56fe10 \u4f7f\u7528\u4e0d\u540c\u65b9\u6cd5\u5408\u6210\u7684Pd\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684TEM\u56fe\u50cf<\/strong><\/p>\n

\"\"<\/p>\n

(a, c, d) \u4f7f\u7528\u4e0d\u540c\u65b9\u6cd5\u5408\u6210\u7684Pd\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684TEM\u56fe\u50cf\uff1b<\/p>\n

(b) \u4f7f\u7528\u4e0d\u540c\u65b9\u6cd5\u5408\u6210\u7684Pd\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684\u9ad8\u5206\u8fa8TEM\u56fe\u50cf\u3002<\/p>\n

(a, b) \u591a\u5143\u9187\u8fd8\u539f\uff1b(c, d) \u6c34\u57fa\u5408\u6210\u3002<\/p>\n

\u56fe11 Cu\u3001Rh\u548cPt\u7eb3\u7c73\u6676\u4f53\u7684TEM\u56fe\u50cf<\/strong><\/p>\n

\"\"<\/p>\n

(a, c, e) \u7531\u9664Ag\u3001Au\u548cPd\u4e4b\u5916\u7684\u8d35\u91d1\u5c5e\u5236\u6210\u7684\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684TEM\u56fe\u50cf\uff1b<\/p>\n

(b, d, f) \u7531\u9664Ag\u3001Au\u548cPd\u4e4b\u5916\u7684\u8d35\u91d1\u5c5e\u5236\u6210\u7684\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684\u9ad8\u5206\u8fa8TEM\u56fe\u50cf\u3002<\/p>\n

(a, b) Cu\u7eb3\u7c73\u6676\u4f53\uff1b(c, d) Rh\u7eb3\u7c73\u6676\u4f53\uff1b(e, f) Pt\u7eb3\u7c73\u6676\u4f53\u3002<\/p>\n

\u56fe12 Pd-P\u548cCu-Au\u7684TEM\u56fe\u50cf<\/strong><\/p>\n

\"\"<\/p>\n

(a) Pd-Pt\u5408\u91d1\u5341\u9762\u4f53\u7684TEM\u56fe\u50cf\uff1b<\/p>\n

(b) Pd-Pt\u5408\u91d1\u5341\u9762\u4f53\u7684\u9ad8\u5206\u8fa8\u7387TEM\u56fe\u50cf\uff1b<\/p>\n

(c) Cu-Au\u5408\u91d1\u5341\u9762\u4f53\u7684TEM\u56fe\u50cf\uff1b<\/p>\n

(d) Cu-Au\u5408\u91d1\u5341\u9762\u4f53\u7684\u9ad8\u5206\u8fa8\u7387TEM\u56fe\u50cf\u3002<\/p>\n

\u56fe13 Pd @ Pt\u6838-\u58f3\u5341\u9762\u4f53\u548cPt\u7eb3\u7c73\u7b3c\u7684TEM\u56fe\u50cf<\/strong><\/p>\n

\"\"<\/p>\n

(a) Pd @ Pt\u6838-\u58f3\u5341\u9762\u4f53\u7684TEM\u56fe\u50cf\uff1b<\/p>\n

(b) Pd @ Pt\u6838-\u58f3\u5341\u9762\u4f53\u7684\u9ad8\u5206\u8fa8TEM\u56fe\u50cf\uff1b<\/p>\n

(c) \u9009\u62e9\u6027\u5730\u8680\u523b\u6389Pd\u6838\u540e\u83b7\u5f97\u7684Pt\u7eb3\u7c73\u7b3c\u7684TEM\u56fe\u50cf\uff1b<\/p>\n

(d) \u9009\u62e9\u6027\u5730\u8680\u523b\u6389Pd\u6838\u540e\u83b7\u5f97\u7684Pt\u7eb3\u7c73\u7b3c\u7684\u9ad8\u5206\u8fa8TEM\u56fe\u50cf\u3002<\/p>\n

\u56fe14 Ag @ Au\u6838\u5fc3-\u6846\u67b6\u5341\u9762\u4f53\u7684TEM\u56fe\u50cf<\/strong><\/p>\n

\"\"<\/p>\n

(a) Au\u6c89\u79ef\u524dAg\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u7684TEM\u56fe\u50cf\uff1b<\/p>\n

(b) Ag @ Au\u6838\u5fc3-\u6846\u67b6\u5341\u9762\u4f53\u7684TEM\u56fe\u50cf\uff1b<\/p>\n

(c, d) \u4eceAg @ Au\u6838\u5fc3-\u6846\u67b6\u5341\u9762\u4f53\u83b7\u5f97\u7684Au\u7eb3\u7c73\u6846\u67b6\u7684TEM\u56fe\u50cf\uff0c\u5176\u4e2d\u6c89\u79ef\u4e86\u4e0d\u540c\u91cf\u7684Au.\u3002<\/p>\n

\u56fe15 Pd\u5341\u9762\u4f53\u79cd\u5b50\u548c\u4e94\u5b6a\u751fPd\u7eb3\u7c73\u68d2\u7684TEM\u56fe\u50cf<\/strong><\/p>\n

\"\"<\/p>\n

(a) \u5c3a\u5bf8\u4e3a6.5 nm\u7684Pd\u5341\u9762\u4f53\u79cd\u5b50\u7684TEM\u56fe\u50cf\uff1b<\/p>\n

(b) \u901a\u8fc7\u79cd\u5b50\u4ecb\u5bfc\u7684\u4ece\u5341\u9762\u4f53\u79cd\u5b50\u751f\u957f\u5236\u5907\u7684\u4e94\u5b6a\u751fPd\u7eb3\u7c73\u68d2\u7684TEM\u56fe\u50cf\u3002<\/p>\n

\u56fe16 Pd\u5341\u9762\u4f53\u79cd\u5b50\u4e0d\u5bf9\u79f0\u751f\u957f\u4e3aPd @ Ag\u7eb3\u7c73\u68d2<\/strong><\/p>\n

\"\"<\/p>\n

(a) \u5408\u6210\u7684Pd @ Ag\u7eb3\u7c73\u68d2\u7684TEM\u56fe\u50cf\uff1b<\/p>\n

(b) Pd @ Ag\u7eb3\u7c73\u68d2\u7684HAADF-STEM\u56fe\u50cf\uff1b<\/p>\n

(c) Pd @ Ag\u7eb3\u7c73\u68d2\u7684\u76f8\u5e94EDX\u56fe\u50cf\uff1b<\/p>\n

(d) \u663e\u793a\u4ecePd\u5341\u9762\u4f53\u79cd\u5b50\u7684\u4e00\u4fa7\u751f\u957fAg\u7eb3\u7c73\u68d2\u7684\u673a\u7406\u793a\u610f\u56fe\u3002<\/p>\n

\u56fe17 Au\u5341\u9762\u4f53\u79cd\u5b50\u751f\u957f\u4e3aAu @ Ag\u7eb3\u7c73\u68d2\u4e2d\u7684\u4e0d\u540c\u65b9\u5f0f<\/strong><\/p>\n

\"\"<\/p>\n

(a, c, e) \u5728\u4e0d\u540c\u91cf\u7684\u6c28\u6c34\u5b58\u5728\u4e0b\u5236\u5907Au @ Ag\u7eb3\u7c73\u68d2\u7684HAADF\u56fe\u50cf\uff1b<\/p>\n

(b, d, f) \u5728\u4e0d\u540c\u91cf\u7684\u6c28\u6c34\u5b58\u5728\u4e0b\u5236\u5907Au @ Ag\u7eb3\u7c73\u68d2\u7684TEM\u56fe\u50cf\u3002<\/p>\n

\u56fe18 \u79cd\u5b50\u4ecb\u5bfc\u7684\u5408\u6210\u751f\u957f\u53ef\u80fd\u7684\u884d\u751f\u7269<\/strong><\/p>\n

\"\"<\/p>\n

\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u901a\u8fc7\u79cd\u5b50\u4ecb\u5bfc\u5408\u6210\u53ef\u80fd\u7684\u884d\u751f\u7269\u3002\u9ec4\u8272\u8868\u793a\u5341\u9762\u4f53\u79cd\u5b50\u7684\u4f4d\u7f6e\uff0c\u800c\u84dd\u8272\u8868\u793a\u6c89\u79ef\u7684\u91d1\u5c5e\uff0c\u7ea2\u7ebf\u8868\u793a\u53cc\u7f3a\u9677\u7684\u4f4d\u7f6e\u3002<\/p>\n

\u56fe19 Au\u5341\u9762\u4f53\u7684LSPR\u7279\u5f81<\/strong><\/p>\n

\"\"<\/p>\n

(a) \u5916\u90e8\u5149\u5728\u5c0f\u548c\u5927\u7684\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u8868\u9762\u4e0a\u8bf1\u5bfc\u7684\u7535\u8377\u5bc6\u5ea6\uff1b<\/p>\n

(b) \u7d2b\u5916-\u53ef\u89c1\u5149\u8c31\u663e\u793aAu\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684\u5c3a\u5bf8\u4f9d\u8d56\u6027\uff0843-146nm\uff09\u7684\u5149\u5b66\u6027\u8d28\u3002<\/p>\n

\u56fe20 0.4 V\u4e0bPd\u7eb3\u7c73\u6676\u4f53\u7684\u7532\u9178\u6c27\u5316<\/strong><\/p>\n

\"\"<\/p>\n

(a) \u57280.4 V\u4e0b\u5177\u6709\u4e0d\u540c\u5f62\u72b6\u548c\u53cc\u7ed3\u6784\u7684Pd\u7eb3\u7c73\u6676\u4f53\u7684\u7532\u9178\u6c27\u5316\u7684\u4f4d\u70b9\u6d3b\u6027\uff1b<\/p>\n

(b) DFT\u8ba1\u7b97\u7684\u7532\u9178\u6c27\u5316\u57280.4 V\u65f6\u7684\u70ed\u5316\u5b66\u52bf\u80fd\u9762\u3002<\/p>\n

\u56fe21 \u78b3\u8f7dPd\u94af\u51f9\u5341\u9762\u4f53\u548cAu @ Pt\u8d77\u59cb\u5f62\u5341\u9762\u4f53\u7684\u7535\u5316\u5b66\u6027\u8d28<\/strong><\/p>\n

\"\"<\/p>\n

(a) Pd @ Pt\u51f9\u5341\u9762\u4f53\u50ac\u5316\u5242\u5728O2<\/sub>\u9971\u548cHClO4<\/sub>\u6eb6\u6db2\u4e2d\u7684\u6b63\u5411ORR\u6781\u5316\u66f2\u7ebf\uff1b<\/p>\n

(b) \u5728\u52a0\u901f\u8010\u4e45\u6027\u8bd5\u9a8c\u524d\u540e\uff0c\u5177\u670929.6 wt.% Pt\u7684Pd @ Pt\u51f9\u5341\u9762\u4f53\u7684\u8d28\u91cf\u6d3b\u6027\uff1b<\/p>\n

(c) \u5728\u52a0\u901f\u8010\u4e45\u6027\u8bd5\u9a8c\u524d\u540e\uff0c\u5177\u670929.6 wt.% Pt\u7684Pd @ Pt\u51f9\u5341\u9762\u4f53\u57280.9 VRHE<\/sub>\u65f6\u7684\u7684ECSA\uff1b<\/p>\n

(d) \u76f8\u5bf9\u4e8eAu @ Pt\u7403\u5f62\u7eb3\u7c73\u6676\u4f53\uff08AuPt NC\uff09\u548c\u5546\u4e1aPt \/ C\uff0c\u5177\u6709\u5404\u79cd\u7ec4\u6210\u7684Au @ Pt\u661f\u5f62\u5341\u9762\u4f53\u7684\u6781\u5316\u66f2\u7ebf\uff1b<\/p>\n

(e) \u76f8\u5bf9\u4e8eAu @ Pt\u7403\u5f62\u7eb3\u7c73\u6676\u4f53\uff08AuPt NC\uff09\u548c\u5546\u4e1aPt \/ C\uff0c\u5177\u6709\u5404\u79cd\u7ec4\u6210\u7684Au @ Pt\u661f\u5f62\u5341\u9762\u4f53\u7684\u4f4d\u70b9\u6d3b\u6027\uff1b<\/p>\n

(f) \u76f8\u5bf9\u4e8eAu @ Pt\u7403\u5f62\u7eb3\u7c73\u6676\u4f53\uff08AuPt NC\uff09\u548c\u5546\u4e1aPt \/ C\uff0c\u5177\u6709\u5404\u79cd\u7ec4\u6210\u7684Au @ Pt\u661f\u5f62\u5341\u9762\u4f53\u7684\u8d28\u91cf\u6d3b\u6027\u3002<\/p>\n

\u56fe22 PtCu\u7eb3\u7c73\u6846\u67b6\u5bf9ORR\u548cMOR\u7684\u7535\u5316\u5b66\u6027\u8d28<\/strong><\/p>\n

\"\"<\/p>\n

(a) \u5728\u626b\u63cf\u901f\u5ea6\u4e3a10 mV s-1<\/sup>\u4e14\u8f6c\u901f\u4e3a1600 rpm\u6761\u4ef6\u4e0b\uff0c\u5728O2<\/sub>\u9971\u548c\u76840.1 M KOH\u6c34\u6eb6\u6db2\u4e2dPtCu NF\u548c\u5546\u4e1aPt\/C\u50ac\u5316\u5242\u7684ORR\u6781\u5316\u66f2\u7ebf\uff1b<\/p>\n

(b) \u6bd4\u8f83PtCu NF\u548c\u5546\u4e1aPt \/ C\u50ac\u5316\u5242\u5bf9ORR\u7684\u4f4d\u70b9\u6d3b\u6027\u548c\u8d28\u91cf\u6d3b\u6027\uff1b<\/p>\n

(c) \u5728\u626b\u63cf\u901f\u5ea6\u4e3a50 mV s-1<\/sup>\u6761\u4ef6\u4e0b\uff0cPtCu NF\u548c\u5546\u4e1aPt \/ C\u50ac\u5316\u5242\u5728\u542b\u67091 M\u7532\u9187\u76840.5 M KOH\u6c34\u6eb6\u6db2\u4e2d\u7684CV\u66f2\u7ebf\uff1b<\/p>\n

(d) \u6bd4\u8f83PtCu NF\u548c\u5546\u4e1aPt \/ C\u50ac\u5316\u5242\u5bf9MOR\u7684\u4f4d\u70b9\u6d3b\u6027\u548c\u8d28\u91cf\u6d3b\u6027\u3002<\/p>\n

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

\u5728\u8fc7\u53bb\u5341\u5e74\u4e2d\uff0c\u901a\u8fc7\u6e7f\u5316\u5b66\u65b9\u6cd5\u5408\u6210\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u53ca\u5176\u884d\u751f\u7269\u53d6\u5f97\u4e86\u91cd\u5927\u8fdb\u5c55\uff0c\u5305\u62ecAu\u3001Ag\u548cPd\u7b49\u8d35\u91d1\u5c5e\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u3002\u4f46\u662f\uff0c\u5bf9\u4e8e\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684\u6210\u6838\u751f\u957f\u673a\u5236\uff0c\u4ecd\u7136\u7f3a\u4e4f\u5168\u9762\u7684\u7406\u89e3\u3002\u603b\u7684\u6765\u8bf4\uff0c\u8c03\u6574\u6216\u4e25\u683c\u63a7\u5236\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u7684\u5c3a\u5bf8\u4ecd\u7136\u662f\u4e00\u4e2a\u6311\u6218\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5728\u5c06\u5341\u9762\u4f53\u7eb3\u7c73\u6676\u4f53\u53ca\u5176\u884d\u751f\u7269\u5e94\u7528\u4e8e\u4efb\u4f55\u5de5\u4e1a\u5e94\u7528\u4e4b\u524d\uff0c\u8fd8\u5e94\u8003\u8651\u5176\u4ed6\u4e00\u4e9b\u95ee\u9898\uff0c\u8bf8\u5982\u7eb3\u7c73\u6676\u4f53\u7684\u70ed\u7a33\u5b9a\u6027\u548c\u5316\u5b66\u7a33\u5b9a\u6027\u548c\u7eb3\u7c73\u6676\u7684\u89c4\u6a21\u5316\u5236\u5907\uff08\u4ece\u6beb\u514b\u7ea7\u6269\u5927\u5230\u514b\u548c\u5343\u514b\u7ea7\uff09\u7b49\u3002<\/p>\n

\u6587\u732e\u94fe\u63a5\uff1aDecahedral nanocrystals of noble metals: Synthesis, characterization, and applications<\/a>\u00a0(Mater. Today 2018, DOI: 10.1016\/j.mattod.2018.04.003)<\/strong>\u00a0<\/p>\n

 <\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u751f\u7269\u5b66\u672f\u7ec4biotech\u4f9b\u7a3f\uff0c\u6750\u6599\u725b\u5ba1\u6838\u6574\u7406\u3002<\/p>\n

\u6b22\u8fce\u5927\u5bb6\u5230\u6750\u6599\u4eba\u5ba3\u4f20\u79d1\u6280\u6210\u679c\u5e76\u5bf9\u6587\u732e\u8fdb\u884c\u6df1\u5165\u89e3\u8bfb\uff0c\u6295\u7a3f\u90ae\u7bb1tougao@cailiaoren.com\u3002<\/p>\n

\u6295\u7a3f\u53ca\u5185\u5bb9\u5408\u4f5c\u53ef\u52a0\u7f16\u8f91\u5fae\u4fe1\uff1acailiaorenkefu\u3002<\/p>\n

 <\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

\u3010\u5f15\u8a00\u3011 \u5177\u6709\u53ef\u63a7\u5f62\u72b6\u6216\u5f62\u6001\u7684\u8d35\u91d1\u5c5e\u7eb3\u7c73\u6676\u4f53\u5df2\u7ecf\u53d7\u5230\u57fa\u7840\u7814\u7a76\u548c\u5de5\u4e1a\u5e94\u7528\u7684\u5e7f\u6cdb\u5173\u6ce8\uff0c\u76ee\u524d\u8bf8\u5982\u7403\u4f53\u3001\u56db\u9762\u4f53\u3001\u7acb\u65b9\u4f53\u3001\u516b\u9762\u4f53\u3001\u5341\u9762\u4f53\u3001\u5341\u4e8c\u9762\u4f53\u548c\u4e8c\u5341\u9762\u4f53\u7b49\u8d35\u91d1\u5c5e\u7eb3\u7c73\u6676…<\/p>\n","protected":false},"author":7746,"featured_media":161845,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[533],"tags":[3760,2836],"class_list":["post-161827","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-zongshu","tag-3760","tag-2836"],"_links":{"self":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/161827"}],"collection":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/users\/7746"}],"replies":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=161827"}],"version-history":[{"count":2,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/161827\/revisions"}],"predecessor-version":[{"id":161870,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/posts\/161827\/revisions\/161870"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=\/wp\/v2\/media\/161845"}],"wp:attachment":[{"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=161827"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=161827"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.cailiaoniu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=161827"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}