{"id":259497,"date":"2024-04-19T06:20:52","date_gmt":"2024-04-18T22:20:52","guid":{"rendered":"\/\/m.iemloyee.com\/?p=259497"},"modified":"2024-04-18T22:51:01","modified_gmt":"2024-04-18T14:51:01","slug":"%e9%a6%99%e6%b8%af%e5%9f%8e%e5%b8%82%e5%a4%a7%e5%ad%a6%e5%bd%ad%e5%92%8f%e5%ba%b7%e8%af%be%e9%a2%98%e7%bb%84chemistry-of-materials%ef%bc%9a%e7%ae%80%e6%98%93%e6%96%b9%e6%b3%95%e5%a4%a7%e8%a7%84","status":"publish","type":"post","link":"\/\/m.iemloyee.com\/?p=259497","title":{"rendered":"\u9999\u6e2f\u57ce\u5927\u5f6d\u548f\u5eb7Chem. Mater.\uff1a\u7b80\u6613\u65b9\u6cd5\u5927\u89c4\u6a21\u5408\u6210\u5c3a\u5bf8\u53ef\u63a7MgO(111)\uff0c\u5e76\u6df1\u5ea6\u7814\u7a76MgO\u4e0d\u540c\u8868\u9762\u4e0e\u5355\u539f\u5b50\u7684\u4f5c\u7528\u673a\u7406"},"content":{"rendered":"

\u56fe\u6587\u6458\u8981\uff1a<\/p>\n

\"\"<\/p>\n

\u6210\u679c\u7b80\u4ecb\uff1a<\/p>\n

\u8fd1\u65e5\uff0c\u9999\u6e2f\u57ce\u5e02\u5927\u5b66\u5316\u5b66\u7cfb\u5f6d\u548f\u5eb7\u6559\u6388\u8bfe\u9898\u7ec4\u5728Chemistry of Materials\u4e0a\u53d1\u8868\u4e86\u9898\u4e3a\u201cFacile Gram-Scale Synthesis of Size-Tunable MgO Nanosheets Enclosed by (111) Surface with Remarkable Stability and Uniform Host Sites for Atom Dispersion\u201d\u7684\u7814\u7a76\u8bba\u6587(DOI: 10.1021\/acs.chemmater.3c03018)\u3002\u7814\u7a76\u53d1\u73b0\u4e86\u4e00\u79cd\u66f4\u4e3a\u7b80\u4fbf\uff0c\u80fd\u5927\u89c4\u6a21\u5408\u6210\u5927\u5c0f\u53ef\u63a7MgO(111)\u7eb3\u7c73\u7247\u7684\u65b9\u6cd5\uff0c\u5e76\u8be6\u7ec6\u63a2\u8ba8\u4e86\u4e0d\u540cMgO\u6676\u9762\u5bf9\u4e8e\u5355\u539f\u5b50\u8d1f\u8f7d\u7684\u5f71\u54cd\uff0c\u4e14\u5b9e\u73b0\u4e86\u5728MgO(111)\u8868\u9762\u4e0a\u8d1f\u8f7d\u5747\u4e00\u5316\u5b66\u73af\u5883\u4e14\u7a33\u5b9a\u5206\u6563\u7684Ru\u5355\u539f\u5b50\u3002\u6b64\u5de5\u4f5c\u6709\u671b\u5728\u62d3\u5c55\u5747\u4e00\u5355\u539f\u5b50\u57fa\u5e95\u6750\u6599\u7684\u9009\u62e9\u65b9\u9762\u63d0\u4f9b\u8fdb\u4e00\u6b65\u7684\u6307\u5bfc\u3002<\/p>\n

\"\"<\/p>\n

\u6458\u8981\u7b80\u4ecb\uff1a<\/p>\n

MgO\u56e0\u5176\u5177\u6709\u8def\u6613\u65af\u78b1\u7684\u6027\u8d28\u800c\u957f\u671f\u88ab\u4f5c\u4e3a\u50ac\u5316\u5242\/\u57fa\u5e95\u7528\u4e8e\u5316\u5b66\u5de5\u4e1a\u4e2d\uff0c\u7136\u800c\u4e0e\uff08110\uff09\u548c\uff08100\uff09\u8868\u9762\u76f8\u6bd4\uff0c\uff08111\uff09\u8868\u9762\u7684\u5408\u6210\u7814\u7a76\u76f8\u5bf9\u8f83\u5c11\u53d7\u5230\u5173\u6ce8\u3002\u6b64\u5916\uff0c\u5bf9\u4e8e\uff08111\uff09\u8868\u9762\u7684\u5438\u9644\u7279\u6027\u548c\u5438\u9644\u80fd\u7684\u4e86\u89e3\u4ecd\u7136\u6709\u9650\u3002\u5728\u672c\u7814\u7a76\u4e2d\uff0c\u7814\u7a76\u4eba\u5458\u9996\u5148\u63d0\u4f9b\u4e86\u4e00\u79cd\u7b80\u5355\u7684\u53ef\u4ee5\u5927\u89c4\u6a21\u5408\u6210MgO(111)\u7eb3\u7c73\u7247\u7684\u65b9\u6cd5\uff0c\u5e76\u4e14\u901a\u8fc7\u8c03\u63a7\u53cd\u5e94\u7269\u7684\u6469\u5c14\u6bd4\u4f8b\u548c\u78b1\u5ea6\u5b9e\u73b0\u4e86\u7eb3\u7c73\u7247\u7684\u7c92\u5f84\u53ef\u63a7\u3002\u968f\u540e\uff0c\u7814\u7a76\u4eba\u5458\u5229\u7528Ru\u4f5c\u4e3a\u5438\u9644\u7269\uff0c\u5728\uff08111\uff09\u8868\u9762\u4e0a\u5408\u6210\u4e86\u7a33\u5b9a\u4e14\u5177\u6709\u5747\u4e00\u5316\u5b66\u73af\u5883\u7684Ru\u5355\u539f\u5b50\uff0c\u8fd9\u4e0e\u8be5\u8868\u9762\u4e0a\u7684\u4e09\u4e2a\u8868\u9762\u6c27\u539f\u5b50\u63d0\u4f9b\u7684\u5f3a\u914d\u4f4d\u7ed3\u6784\u5bc6\u5207\u76f8\u5173\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c\uff08110\uff09\u548c\uff08100\uff09\u8868\u9762\u4e0a\u7684\u91d1\u5c5e-\u8f7d\u4f53\u76f8\u4e92\u4f5c\u7528\u88ab\u8bc1\u660e\u4e0d\u8db3\u4ee5\u514b\u670dRu\u539f\u5b50\u4e4b\u95f4\u7684\u5185\u805a\u80fd\uff0c\u4ece\u800c\u5bfc\u81f4\u4e86Ru\u56e2\u7c07\u7684\u5f62\u6210\u3002<\/p>\n

\u80cc\u666f\u4ecb\u7ecd\uff1a<\/p>\n

\u5728\u78b1\u571f\u91d1\u5c5e\u6c27\u5316\u7269\u4e2d\uff0cMgO\u56e0\u5176\u5728\u7532\u9187\u6c27\u5316\uff0cClaisen-Schmidt\u7f29\u5408\uff0cMeerwein-Ponndorf-Verley\uff0c\u916f\u4ea4\u6362\u7b49\u91cd\u8981\u50ac\u5316\u53cd\u5e94\u4e0a\u7684\u4f18\u5f02\u8868\u73b0\u53d7\u5230\u7814\u7a76\u8005\u7684\u5e7f\u6cdb\u5173\u6ce8\u3002\u901a\u8fc7\u6587\u732e\u8c03\u7814\u53d1\u73b0\uff0cMgO\u53ef\u4ee5\u901a\u8fc7\u6539\u53d8\u66b4\u9732\u51fa\u7684\u6c27\u539f\u5b50\u914d\u4f4d\u73af\u5883\u8c03\u63a7\u5176\u8def\u6613\u65af\u78b1\u6027\u3002\u7531\u4e8eMgO\u5c5e\u4e8e\u5ca9\u76d0\u7ed3\u6784\uff0c\u5176\u70ed\u529b\u5b66\u7a33\u5b9a\u7684(100)\u8868\u9762\u4e0a\u7684\u6c27\u539f\u5b50\u4e3a5\u914d\u4f4d(\u8bb0\u4e3aO5c<\/sub>)\u3002\u8be5\u8868\u9762\u6c27\u539f\u5b50\u9876\u90e8\u7f3a\u5931\u4e00\u4e2aMg\u539f\u5b50\uff08Scheme 1a(i)<\/strong>\uff09\uff0c\u8fd9\u4f7f\u5f97\u5176\u5728\u8868\u9762\u5782\u76f4\u65b9\u5411\u4e0a\u4ea7\u751f\u4e00\u4e2a\u914d\u4f4d\u7a7a\u4f4d\uff0c\u5141\u8bb8O5c<\/sub>\u4e0e\u5438\u9644\u7684\u8def\u6613\u65af\u9178\u6027\u539f\u5b50\u4e4b\u95f4\u5f62\u6210\u52a0\u5408\u7269\u952e\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c(110)\u8868\u9762\u4e0a\u7684\u6c27\u539f\u5b50\uff08\u8bb0\u4e3aO4c<\/sub>\uff0cScheme 1a(ii)<\/strong>\uff09\u548c(111)\u8868\u9762\u4e0a\u7684\u6c27\u539f\u5b50\uff08\u8bb0\u4e3aO3c<\/sub>\uff0cScheme 1a(ii<\/strong>i)<\/strong>\uff09\u914d\u4f4d\u6570\u8f83\u4f4e\uff0c\u5b83\u4eec\u7684\u914d\u4f4d\u7a7a\u4f4d\u51e0\u4f55\u5f62\u72b6\u7531\u5176\u6676\u4f53\u5b66\u53d6\u5411\u51b3\u5b9a\u3002\u4f8b\u5982\uff0c\u5728(110)\u8868\u9762\u4e0a\uff0c\u5438\u9644\u7684\u8def\u6613\u65af\u9178\u6027\u539f\u5b50\u53ef\u4ee5\u4e0e\u4e24\u4e2aO4c<\/sub>\u4f4d\u70b9\u540c\u65f6\u914d\u4f4d\uff0c\u800c\u5728(111)\u8868\u9762\u4e0a\uff0c\u5b83\u53ef\u4ee5\u4e0e\u4e09\u4e2aO3c<\/sub>\u4f4d\u70b9\u7ed3\u5408\uff0c\u5206\u522b\u4ea7\u751f\u6865\u5f0f\u548c\u91d1\u5b57\u5854\u5f0f\u5438\u9644\u6784\u578b\u3002\u7531\u4e8e\u8f83\u4f4e\u914d\u4f4d\u6570\u7684\u6c27\u539f\u5b50\u88ab\u8ba4\u4e3a\u5177\u6709\u8f83\u9ad8\u7684\u8def\u6613\u65af\u78b1\u6027\uff08\u5373O3c<\/sub>>O4c<\/sub>>O5c<\/sub>\uff09\uff0c\u8fd9\u53ef\u80fd\u4e5f\u9610\u91ca\u4e86\u4e3a\u4ec0\u4e48\u7531(111)\u8868\u9762\u4e3b\u5bfc\u7684MgO\u50ac\u5316\u5242\u901a\u5e38\u5728\u78b1\u50ac\u5316\u53cd\u5e94\u4e2d\u6709\u7740\u4f18\u4e8e\u5176\u4ed6\u4e24\u4e2a\u6676\u9762\u7684\u8868\u73b0\u3002\u6b64\u5916\uff0c\u6700\u8fd1\u7684\u7814\u7a76\u8868\u660e\uff0cMgO(111)\u8868\u9762\u53ef\u4ee5\u7a33\u5b9aRu\u548cIr\u5355\u539f\u5b50\u5e76\u7528\u4e8e\u6c28\u548c\u82ef\u4e59\u70ef\u5408\u6210\u3002\u7136\u800c\uff0c\u6587\u732e\u4e2d\u7f3a\u4e4f\u5bf9\u8fd9\u79cd\u7a33\u5b9a\u6027\u539f\u56e0\u7684\u5168\u9762\u8ba8\u8bba\uff0c\u7279\u522b\u662f\u5173\u4e8e\u8868\u9762O3c<\/sub>\u4f4d\u70b9\u53ca\u5176\u5c40\u90e8\u7ed3\u6784\u5728\u53cd\u5e94\u4e2d\u8d77\u5230\u7684\u4f5c\u7528\u3002<\/p>\n

\"\"<\/p>\n

Scheme 1.<\/strong> (a) MgO\u4e0d\u540c\u8868\u9762\u793a\u610f\u56fe: (\u2170) (100), (\u2171) (110), (\u2172) (111). (b) MgO (111) \u5408\u6210\u6d41\u7a0b\u6bd4\u8f83. (c) Mg(OH)2<\/sub>\u548cMgO(111)\u62d3\u6251\u8f6c\u6362\u793a\u610f\u56fe.<\/p>\n

\u4ece\u70ed\u529b\u5b66\u89d2\u5ea6\u6765\u770b\uff0c\u5408\u6210\u5177\u6709\u8f83\u9ad8\u6307\u6570\u6676\u9762\u7684\u56fa\u4f53\u901a\u5e38\u662f\u4e0d\u5229\u7684\uff0c\u800c\u4e14\u589e\u52a0\u7684\u8868\u9762\u80fd\u4f1a\u7ed9\u5408\u6210\u8fc7\u7a0b\u5e26\u6765\u5de8\u5927\u7684\u6311\u6218\u3002\u8fc4\u4eca\u4e3a\u6b62\uff0c\u76f8\u5bf9\u4e8e(100)\u548c(110)\u8868\u9762\u5408\u6210\u7684\u5e7f\u6cdb\u62a5\u5bfc\uff0c\u53ea\u6709\u5c11\u6570\u51e0\u4e2a\u8bfe\u9898\u7ec4\u6210\u529f\u5408\u6210\u4e86\u7531(111)\u8868\u9762\u5305\u56f4\u7684MgO\u9897\u7c92\u3002\u4f46\u662f\u7531\u4e8e\u8868\u9762\u6d3b\u6027\u5242\u7684\u4f7f\u7528\uff08Scheme 1<\/strong>b<\/strong>(i)<\/strong>\uff09\uff0c\u8fc7\u5c0f\u7684\u8868\u9762\u79ef\uff08Scheme 1<\/strong>b<\/strong>(<\/strong>i<\/strong>i) (i<\/strong>ii<\/strong>)<\/strong>\uff09\uff0c\u7e41\u6742\u7684\u5408\u6210\u6b65\u9aa4\uff08Scheme 1<\/strong>b<\/strong>(i<\/strong>v<\/strong>)<\/strong>\uff09\u53ca\u82db\u523b\u7684\u5408\u6210\u6761\u4ef6\uff08\u8d85\u4e34\u754c\u6761\u4ef6(Scheme 1<\/strong>b<\/strong>(i)<\/strong>)<\/strong>\uff0c\u8d85\u9ad8\u6e29\u5ea6(Scheme 1<\/strong>b<\/strong>(i<\/strong>i<\/strong>) (i<\/strong>ii<\/strong>)<\/strong>)<\/strong>\uff0c\u8d85\u9ad8\u771f\u7a7a(Scheme 1<\/strong>b<\/strong>(<\/strong>iv<\/strong>)<\/strong>)<\/strong>\u7b49\uff09\u7ed9\u5927\u89c4\u6a21\u5408\u6210MgO(111)\u5e26\u6765\u4e86\u5de8\u5927\u7684\u6311\u6218\uff0c\u53e6\u5916Mg(OH)2<\/sub>\u548cMgO(111)\u4e4b\u95f4\u7684\u62d3\u6251\u8f6c\u6362\u524d\u540e\u7c92\u5f84\u5927\u5c0f\u7684\u5173\u7cfb\u4ecd\u7136\u5b58\u7591\u3002\u6839\u636eScheme 1<\/strong>c<\/strong>\u6240\u793a<\/strong>\u7684\u6676\u4f53\u7ed3\u6784\uff0c\u7814\u7a76\u4eba\u5458\u53d1\u73b0MgO(111)\u7eb3\u7c73\u7247\u7684\u5c3a\u5bf8\u5728\u62d3\u6251\u8f6c\u6362\u8fc7\u7a0b\u4e2d\u53d7\u5230Mg(OH)2<\/sub>\u7684\u63a7\u5236\u3002\u56e0\u6b64\uff0c\u7814\u7a76\u4eba\u5458\u63d0\u51fa\u4e86\u4e00\u79cd\u901a\u8fc7\u5728\u78b1\u6027\u6eb6\u6db2\u4e2d\u76f4\u63a5\u6dfb\u52a0Mg\u76d0\uff08\u5982MgCl2<\/sub>\u6216Mg(NO3<\/sub>)2<\/sub>\uff09\u7684\u6eb6\u80f6-\u51dd\u80f6\u6cd5\u6765\u5236\u5907Mg(OH)2<\/sub> \u7eb3\u7c73\u7247\uff08Scheme 1b(v)<\/strong>\uff09\uff0c\u6765\u8fbe\u5230\u7b80\u5355\u5927\u89c4\u6a21\u751f\u4ea7\u5177\u6709\u6240\u9700\u5c3a\u5bf8\u7684MgO(111)\u7eb3\u7c73\u7247\u7684\u76ee\u7684\u3002<\/p>\n

\u56fe\u6587\u89e3\u6790\uff1a<\/p>\n

TEM\u548cAFM\u7ed3\u679c\u8868\u660e\uff0cMg(OH)2<\/sub>\u548cMgO(111)\u7eb3\u7c73\u7247\u65e0\u8bba\u5728\u7c92\u5f84\u5927\u5c0f\u8fd8\u662f\u5728\u539f\u5b50\u5c42\u539a\u5ea6\u4e0a\u90fd\u5b58\u5728\u4e00\u4e00\u5bf9\u5e94\u7684\u5173\u7cfb\uff0c\u4e3a\u540e\u7eed\u5b9e\u9a8c\u5b9e\u73b0\u7c92\u5f84\u53ef\u63a7\u63d0\u4f9b\u4e86\u7406\u8bba\u4f9d\u636e\u3002\u7814\u7a76\u4eba\u5458\u540c\u6837\u4f7f\u7528\u4e86\u539f\u4f4d\u540c\u6b65\u8f90\u5c04XRD\u548cTGA\u5b9e\u9a8c\u7814\u7a76\u4e86Mg(OH)2<\/sub>\u7684\u76f8\u8f6c\u53d8\u6e29\u5ea6\u548c\u70ed\u884c\u4e3a\u53d8\u5316\u3002<\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>1.<\/strong> (a) Mg(OH)2<\/sub> (\u6469\u5c14\u6bd4OH–<\/sup>\/Mg2+<\/sup>= 4)\u548c\u5bf9\u5e94(b) MgO\u7eb3\u7c73\u7247\u7684TEM\u56fe\u53ca\u7c92\u5f84\u7edf\u8ba1. (c) PXRD (d) AFM \u8868\u5f81(e) \u539f\u4f4dSXRD (f) TGA \u6d4b\u8bd5.<\/p>\n

\u7814\u7a76\u4eba\u5458\u901a\u8fc7\u8c03\u63a7\u4e0d\u540c\u7684OH–<\/sup>\/Mg2+<\/sup>\u6469\u5c14\u6bd4\u4f8b\uff081-6\uff09\u548c\u78b1\u5ea6\uff08NaOH and NH4<\/sub>OH\uff09\u6210\u529f\u5408\u6210\u4e86\u7c92\u5f84\u8303\u56f4\u4e3a80 nm-1 \u03bcm\u7684Mg(OH)2<\/sub>\u548cMgO \u7eb3\u7c73\u7247\u3002<\/p>\n

\"\"<\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>2.<\/strong> Mg(OH)2<\/sub>\u548cMgO\u7eb3\u7c73\u7247\u8c03\u63a7\u7c92\u5f84\u8868\u5f81\u3002<\/p>\n

DFT\u7ed3\u679c\u8868\u660e\uff0c\u4e0d\u540c MgO \u8868\u9762\u4e0a Ru \u539f\u5b50\u7684\u5438\u9644\u80fdEad<\/sub> \u4e0eO\u539f\u5b50\u914d\u4f4d\u7ed3\u6784\u5bc6\u5207\u76f8\u5173\u3002\u4e0e\uff08110\uff09\u548c\uff08100\uff09\u8868\u9762\u4e0a\u7684\u6865\u5f0fRu-2*O4c<\/sub>\u548c\u9876\u5f0fRu-O5c<\/sub>\u6784\u578b\u76f8\u6bd4\uff0c\uff08111\uff09\u8868\u9762\u4e0a\u7684\u91d1\u5b57\u5854Ru-3*O3c<\/sub>\u6784\u578b\u5c55\u73b0\u4e86\u51fa\u66f4\u9ad8\u7684\u7a33\u5b9a\u80fd\u3002\u6b64\u5916\uff0c\uff08100\uff09\u548c\uff08110\uff09\u8868\u9762\u63d0\u4f9b\u7684\u7a33\u5b9a\u80fd\u65e0\u6cd5\u514b\u670d\u6dfb\u52a0\u7b2c\u4e8c\u4e2a Ru \u539f\u5b50\u540e\u4ea7\u751f\u7684\u5185\u805a\u80fd\uff0c\u4ece\u800c\u8d8b\u5411\u4e8e\u5f62\u6210Ru\u56e2\u7c07\u3002<\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>3.<\/strong> DFT\u8ba1\u7b97(a) Ru\u548c(b) Ru\u4e8c\u805a\u4f53\u5438\u9644\u5728MgO\u4e0d\u540c\u6676\u9762\u4e0a\u7684\u5438\u9644\u6784\u578b\uff0c\u5438\u9644\u80fd\u548cBader\u7535\u8377\u3002<\/p>\n

HAAD-STEM, XPS\u548cXAS\u8fdb\u4e00\u6b65\u9a8c\u8bc1\u4e86DFT\u8ba1\u7b97\u7ed3\u679c\uff0c\u5e76\u4e14\u7814\u7a76\u4eba\u5458\u5229\u7528NMR\u53d1\u73b0\uff0c\uff08111\uff09\u8868\u9762\u72ec\u7279\u7684\u6781\u6027\u7ed3\u6784\u6240\u63d0\u4f9b\u76843*O3c<\/sub>\u4f4d\u70b9\u53ef\u4ee5\u63d0\u4f9b\u66f4\u52a0\u5747\u4e00\u7684\u5316\u5b66\u73af\u5883\uff0c\u8fd9\u5bf9\u7814\u7a76\u50ac\u5316\u53cd\u5e94\u7684\u6784\u6548\u5173\u7cfb\u63d0\u4f9b\u4e86\u65b0\u7684\u601d\u8def\u3002<\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>4.<\/strong> Ru\/MgO\u6837\u54c1\u7684(a) HAAD-STEM, (b) XPS, (c-f) XAS\u8868\u5f81\u548c\u5bf9\u5e94\u7684\u6a21\u62df\u7ed3\u6784\u3002(g) NMR\u68c0\u6d4b\u3002<\/p>\n

DFT\u8ba1\u7b97\u7ed3\u679c\u8868\u660e\uff0cFe(3d)\u548cOs(5d) \u539f\u5b50\u80fd\u591f\u7a33\u5b9a\u5438\u9644\u5728MgO(111)\u8868\u9762\uff0c\u8bc1\u660eMgO(111)\u4f5c\u4e3a\u8d1f\u8f7d\u5355\u539f\u5b50\u7684\u57fa\u5e95\u6750\u6599\u5177\u6709\u5de8\u5927\u7684\u6f5c\u529b\u3002<\/p>\n

\"\"<\/p>\n

\u56fe<\/strong>5.<\/strong> DFT\u8ba1\u7b97Fe(3d)\u548cOs(4d)\u7684\u5438\u9644\u7ed3\u679c\u3002<\/p>\n

\u7ed3\u8bba\u4e0e\u5c55\u671b\uff1a<\/p>\n

\u7814\u7a76\u4eba\u5458\u5229\u7528\u7b80\u5355\u7684\u65b9\u6cd5\u5927\u89c4\u6a21\u7684\u5408\u6210\u4e86\u539a\u5ea6~1.5 nm\u7684MgO(111)\u7eb3\u7c73\u7247\uff0c\u4e14\u8be5\u7eb3\u7c73\u7247\u5728\u7c92\u5f8480 nm-1 \u03bcm\u8303\u56f4\u5185\u5408\u6210\u53ef\u63a7\u3002\u5b9e\u9a8c\u7ed3\u679c\u8bc1\u5b9e\u4e86\u62d3\u6251\u8f6c\u6362\u524d\u540e\u7c92\u5f84\u5927\u5c0f\u548c\u539a\u5ea6\u4e4b\u95f4\u5b58\u5728\u4e00\u4e00\u5bf9\u5e94\u7684\u5173\u7cfb\u3002\u6b64\u5916\uff0c\u7814\u7a76\u4eba\u5458\u53d1\u73b0Ru\u539f\u5b50\u5728MgO(110)\u548c(100)\u8868\u9762\u5206\u522b\u4e3a\u6865\u5f0fRu-2*O4c<\/sub>\u548c\u9876\u5f0fRu-O5c<\/sub>\u6784\u578b\uff0c\u800c\u5728(111)\u8868\u9762\u4e3a\u66f4\u4e3a\u7a33\u5b9a\u7684\u91d1\u5b57\u5854Ru-3*O3c<\/sub>\u6784\u578b\u3002\u76f8\u5bf9\u4e8e\uff08110\uff09\u548c\uff08100\uff09\uff0cDFT\u8ba1\u7b97\u548c\u5b9e\u9a8c\u7ed3\u679c\u8bc1\u660e\u4e86\u53ea\u6709(111)\u8868\u9762\u6240\u63d0\u4f9b\u7684\u7a33\u5b9a\u80fd\u53ef\u4ee5\u514b\u670dRu\u91d1\u5c5e\u95f4\u6781\u5f3a\u7684\u5185\u805a\u80fd\u4ee5\u5b9e\u73b0\u5355\u539f\u5b50\u5206\u6563\u3002\u6b64\u5916\uff0c\u6587\u7ae0\u8fdb\u4e00\u6b65\u63a2\u8ba8\u4e86(111)\u8868\u9762\u5728\u8d1f\u8f7d\u7684\u5355\u539f\u5b50\u7a33\u5b9a\u6027\u548c\u5316\u5b66\u73af\u5883\u5747\u4e00\u6027\u65b9\u9762\u7684\u5de8\u5927\u4f18\u52bf\u548c\u6f5c\u529b\u3002\u8fd9\u4e3a\u63a2\u7d22\u50ac\u5316\u53cd\u5e94\u6784\u6548\u5173\u7cfb\u4ee5\u53ca\u5408\u6210\u66f4\u591a\u79cd\u7c7b\u7684\u5355\u539f\u5b50\/\u57fa\u5e95\u6750\u6599\u50ac\u5316\u5242\u63d0\u4f9b\u4e86\u65b0\u7684\u601d\u8def\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u56fe\u6587\u6458\u8981\uff1a \u6210\u679c\u7b80\u4ecb\uff1a \u8fd1\u65e5\uff0c\u9999\u6e2f\u57ce\u5e02\u5927\u5b66\u5316\u5b66\u7cfb\u5f6d\u548f\u5eb7\u6559\u6388\u8bfe\u9898\u7ec4\u5728Chemistry of Materials\u4e0a\u53d1\u8868\u4e86\u9898\u4e3a\u201cFacile Gram-Scale …<\/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-259497","post","type-post","status-publish","format-standard","hentry","category-jiedu"],"_links":{"self":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/259497"}],"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=259497"}],"version-history":[{"count":3,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/259497\/revisions"}],"predecessor-version":[{"id":259510,"href":"\/\/m.iemloyee.com\/index.php?rest_route=\/wp\/v2\/posts\/259497\/revisions\/259510"}],"wp:attachment":[{"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=259497"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=259497"},{"taxonomy":"post_tag","embeddable":true,"href":"\/\/m.iemloyee.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=259497"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}