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\u3010\u5f15\u8a00\u3011<\/strong> \u3010\u6210\u679c\u7b80\u4ecb\u3011<\/strong> \u3010\u56fe\u6587\u5bfc\u8bfb\u3011 \u56fe1.3 Cu2<\/sub>O \/ CuO\u2022CeO2<\/sub> -0.05\u7684TEM\u53caEDS<\/strong> \u56fe1.4 \u6837\u54c1\u7145\u70e7\u524d\u540e\u7684N2<\/sub>\u5438\u9644 – \u89e3\u5438\u7b49\u6e29\u7ebf\u548c\u5b54\u5f84\u5206\u5e03\u66f2\u7ebf<\/strong> \u56fe1.5 \u50ac\u5316CO\u6c27\u5316\u6d4b\u8bd5<\/strong> \u7b2c\u4e8c\u90e8\u5206 \u673a\u7406\u89e3\u91ca B\uff09CuO @ CeO2<\/sub>-0.05\uff0cCuO\uff0cCuO \/ NH3<\/sub>\uff0cCuO @ CeO2<\/sub> \/ HMT\u548cCeO2\u7684CO-TPR\u66f2\u7ebf\u3002<\/p>\n \u56fe2.2 \u7a0b\u5e8f\u5347\u6e29\u6761\u4ef6\u4e0b\uff0cCO\u6c14\u6c1b\u4e2d\u7684CuO@CeO2<\/sub>-0.05\u7684\u539f\u4f4dFTIR\u5149\u8c31<\/strong><\/p>\n \u3010\u5c0f\u7ed3\u3011<\/strong> \u591a\u523a\u6838\u58f3\u7ed3\u6784\u4e0d\u4ec5\u5927\u5927\u589e\u52a0\u4e86\u50ac\u5316\u5242\u7684\u6bd4\u8868\u9762\u79ef\uff0c\u63d0\u4f9b\u4e86\u9002\u5408\u50ac\u5316\u53cd\u5e94\u7684\u4e2d\u5b54\u7ed3\u6784\uff0c\u589e\u52a0\u4e86\u53cd\u5e94\u7684\u6d3b\u6027\u4f4d\u70b9\uff0c\u8868\u9762\u7ed3\u6784\u7684\u7eb3\u7c73\u5316\u8fd8\u4f7f\u5f97\u7eb3\u7c73\u5316\u7684CuO\u548cCeO2<\/sub>\u7eb3\u7c73\u9897\u7c92\u4e4b\u95f4\u5f62\u6210\u5f88\u597d\u7684\u534f\u540c\u4f5c\u7528\uff0c\u4ece\u800c\u4f7f\u50ac\u5316\u6d3b\u6027\u5f97\u5230\u4e86\u5f88\u5927\u7684\u63d0\u5347\u3002\u4e0e\u6b64\u540c\u65f6\u4e5f\u63d0\u4f9b\u4e86\u4e00\u79cd\u65b0\u65b9\u6cd5\uff0c\u901a\u8fc7\u539f\u4f4d\u8868\u9762\u7eb3\u7c73\u5316\uff0c\u4f7f\u8fd9\u4e9b\u539f\u672c\u6d3b\u6027\u5f88\u4f4e\u7684\u5757\u72b6\u5fae\u7c73\u7ea7\u6750\u6599\u66f4\u6613\u4e8e\u52a0\u5de5\uff0c\u4ece\u800c\u63d0\u9ad8\u50ac\u5316\u6027\u80fd\u3002\u8be5\u8680\u523b\u7b56\u7565\u4e5f\u88ab\u9a8c\u8bc1\u662f\u6210\u529f\u7684\uff0c\u53ef\u4ee5\u6269\u5c55\u8680\u523b\u65e0\u5f62\u8c8c\u7684\u5546\u4e1aCu2<\/sub>O\u3002\u5728\u63a5\u4e0b\u6765\u7684\u7814\u7a76\u4e2d\uff0c\u5c06\u8be6\u7ec6\u7814\u7a76\u4e0d\u540c\u66b4\u9732\u6676\u9762\u662f\u5426\u5bf9Cu2<\/sub>O\u6709\u9009\u62e9\u6027\u523b\u8680\u4ee5\u53ca\u9664Ce3+<\/sup>\u4ee5\u5916\u7684\u5176\u4ed6\u91d1\u5c5e\u79bb\u5b50\u7684\u76f8\u4e92\u4f5c\u7528\u662f\u5426\u5bf9\u50ac\u5316\u53cd\u5e94\u540c\u6837\u6709\u6548\u3002\u8be5\u81ea\u4e0a\u800c\u4e0b\u7684\u523b\u8680\u7b56\u7565\u4f1a\u4e3a\u5b9e\u9645\u5e94\u7528\u9700\u6c42\uff0c\u8bbe\u8ba1\u9ad8\u6027\u80fd\u50ac\u5316\u5242\u63d0\u4f9b\u91cd\u8981\u7814\u7a76\u4ef7\u503c\u3002<\/p>\n \u3010\u6587\u732e\u94fe\u63a5\u3011<\/strong>\uff1aA Controllable Surface Etching Strategy for Well\u2010Defined Spiny Yolk@Shell CuO@CeO2<\/sub> Cubes and Their Catalytic Performance Boost <\/a>\uff08Advanced Functional Materials\uff0c2018\uff0cDOI\uff1a10.1002\/adfm.201802559\uff09 <\/p>\n
\n \u975e\u5747\u76f8\u50ac\u5316\u5bf9\u5316\u5b66\u5de5\u4e1a\u975e\u5e38\u91cd\u8981\uff0c\u5305\u62ec\u8d39\u6258\u5408\u6210\uff0c\u7532\u70f7\u91cd\u6574\uff0c\u4e09\u5143\u50ac\u5316\u548c\u6c34\u7164\u6c14\u53d8\u6362\u53cd\u5e94\u7b49\u3002\u79d1\u7814\u4eba\u5458\u628a\u76ee\u6807\u5b9a\u4f4d\u5728\u901a\u8fc7\u964d\u4f4e\u53cd\u5e94\u6e29\u5ea6\uff0c\u51cf\u5c11\u50ac\u5316\u5242\u7528\u91cf\uff0c\u63d0\u9ad8\u53ef\u56de\u6536\u6027\u548c\u957f\u671f\u7a33\u5b9a\u6027\u7b49\u66f4\u6e29\u548c\u7684\u6761\u4ef6\u4e0b\u5b8c\u6210\u8fd9\u4e9b\u53cd\u5e94\u3002\u8fd1\u51e0\u5341\u5e74\u6765\uff0c\u968f\u7740\u65e0\u673a\u5408\u6210\u548c\u5236\u5907\u6280\u672f\u7684\u8fc5\u901f\u53d1\u5c55\uff0c\u7eb3\u7c73\u6750\u6599\u5728\u50ac\u5316\u9886\u57df\u7684\u7814\u7a76\u9886\u57df\u5f00\u59cb\u5d2d\u9732\u5934\u89d2\uff0c\u4e3b\u6d41\u7814\u7a76\u96c6\u4e2d\u5728\u4fc3\u8fdb\u7eb3\u7c73\u50ac\u5316\u5242\u6027\u80fd\u7684\u70ed\u529b\u5b66\u548c\u52a8\u529b\u5b66\u4f20\u8d28\u4e24\u4e2a\u65b9\u9762\u7684\u91cd\u8981\u95ee\u9898\u3002\u8003\u8651\u70ed\u529b\u5b66\u662f\u4e3a\u4e86\u4ea7\u751f\u9ad8\u5ea6\u6d3b\u6027\u7684\u4e2d\u5fc3\uff0c\u964d\u4f4e\u76ee\u6807\u53cd\u5e94\u7684\u6d3b\u6027\u80fd\u91cf\uff0c\u4ece\u800c\u4f7f\u53cd\u5e94\u8fc7\u7a0b\u66f4\u5bb9\u6613\u6216\u63d0\u9ad8\u53cd\u5e94\u7684\u9009\u62e9\u6027\u3002\u53e6\u4e00\u79cd\u57fa\u4e8e\u52a8\u529b\u5b66\u4f20\u8d28\uff0c\u4ee5\u64cd\u7eb5\u5e95\u7269\u5206\u5b50\u7684\u9014\u5f84\u4ee5\u4f7f\u53cd\u5e94\u66f4\u6709\u6548\u3002\u4ece\u50ac\u5316\u5242\u8bbe\u8ba1\u7684\u89d2\u5ea6\u6765\u770b\uff0c\u79d1\u5b66\u5bb6\u503e\u5411\u4e8e\u7eb3\u7c73\u8868\u9762\uff0c\u56e0\u4e3a\u5b83\u4eec\u5177\u6709\u66f4\u591a\u7684\u8868\u9762\u6d3b\u6027\u4f4d\u70b9\u548c\u5185\u90e8\u4e2d\u5b54\u7ed3\u6784\uff0c\u66f4\u5927\u7684\u6bd4\u8868\u9762\u79ef\uff0c\u7279\u522b\u662f\u4e0e\u5176\u5927\u5757\u5f62\u5f0f\u76f8\u6bd4\u66f4\u9ad8\u7684\u539f\u5b50\u5229\u7528\u7387\u3002\u7136\u800c\u4e8b\u5b9e\u4e0a\uff0c\u7eb3\u7c73\u50ac\u5316\u5242\u5728\u4e00\u4e9b\u82db\u523b\u7684\u53cd\u5e94\u6761\u4ef6\u4e0b\u4e25\u91cd\u964d\u89e3\uff0c\u56e0\u6b64\u5c3d\u7ba1\u5b83\u4eec\u5177\u6709\u826f\u597d\u7684\u521d\u59cb\u6d3b\u6027\uff0c\u4f46\u4ecd\u672a\u80fd\u957f\u671f\u5faa\u73af\u3002\u56e0\u6b64\uff0c\u8bbe\u8ba1\u5177\u6709\u660e\u786e\u754c\u5b9a\u7684\u6df7\u5408\u7ed3\u6784\u7684\u9ad8\u6027\u80fd\u50ac\u5316\u5242\uff0c\u81f3\u5c11\u6709\u56db\u4e2a\u91cd\u8981\u7684\u56e0\u7d20\uff0c\u5373\uff081\uff09\u4f7f\u521d\u59cb\u5fae\u89c2\u7ed3\u6784\u4e3a\u7eb3\u7c73\u5c3a\u5ea6\uff0c\u5c06\u6d3b\u6027\u4e2d\u5fc3\u88c1\u526a\u4e3a\u7eb3\u7c73\u5c3a\u5bf8;\uff082\uff09\u83b7\u5f97\u5177\u6709\u5408\u7406\u5b54\u5f84\u5206\u5e03\u7684\u591a\u5b54\u7ed3\u6784\uff0c\uff083\uff09\u6784\u5efa\u66f4\u7a33\u5b9a\u7684\u6838@\u58f3\u7ed3\u6784\uff0c\uff084\uff09\u4f7f\u5f97\u4e0d\u540c\u7ec4\u5206\u4e4b\u95f4\u7684\u534f\u540c\u4f5c\u7528\u6700\u4f18\u5316\u3002\u7136\u800c\uff0c\u6beb\u65e0\u7591\u95ee\uff0c\u4e0d\u4ec5\u5728\u7406\u8bba\u7814\u7a76\u65b9\u9762\uff0c\u800c\u4e14\u5728\u5b9e\u9645\u5e94\u7528\u9700\u6c42\u65b9\u9762\uff0c\u5236\u5907\u50ac\u5316\u5242\u4ecd\u7136\u662f\u4e00\u5927\u6311\u6218\u3002<\/p>\n
\n \u8fd1\u65e5\uff0c\u5317\u4eac\u822a\u7a7a\u822a\u5929\u5927\u5b66\u5f20\u745c\u8bfe\u9898\u7ec4<\/strong>\u5728\u8457\u540d\u6750\u6599\u671f\u520a Advanced Functional Materials<\/strong>\u4e0a\u53d1\u8868 \u201cA Controllable Surface Etching Strategy for Well\u2010Defined Spiny Yolk@Shell CuO@CeO2 Cubes and Their Catalytic Performance Boost<\/strong>\u201d\u7684\u8bba\u6587\u3002 \u7814\u7a76\u4eba\u5458\u63d0\u51fa\u4e86\u4e00\u79cd\u6709\u6548\u7684\u81ea\u4e0a\u5411\u4e0b\u8680\u523b\u8def\u7ebf\uff0cCu2<\/sub>O\u5fae\u7acb\u65b9\u4f53\u6a21\u677f\u7684\u8868\u9762\u4e0a\u539f\u4f4d\u5236\u5907CuO\/ CeO2<\/sub>\u7eb3\u7c73\u6742\u5316\u7269\u3002\u8be5\u65b9\u6cd5\u5145\u5206\u8003\u8651\u4e86\u70ed\u529b\u5b66\u548c\u52a8\u529b\u5b66\u4e24\u65b9\u9762\u7684\u56e0\u7d20\uff0c\u5305\u62ec\u8868\u9762\u7ed3\u6784\u7eb3\u7c73\u5316\uff0c\u4e2d\u5b54\u6784\u9020\uff0c\u7a33\u5b9a\u6838\u58f3\u7ed3\u6784\u7684\u5f62\u6210\u4ee5\u53ca\u5f3a\u5316\u534f\u540c\u6548\u5e94\u7b49\uff0c\u4ee5\u5b9e\u73b0\u7ed3\u6784\u8bbe\u8ba1\uff0c\u4ece\u800c\u5927\u5927\u63d0\u9ad8\u50ac\u5316\u5242\u7684\u50ac\u5316\u6027\u80fd\u3002\u5728\u6c28\u7684\u6761\u4ef6\u4e0b\u8fdb\u884c\u8680\u523b\u540c\u65f6\u5f15\u5165Ce3+<\/sup>\u79bb\u5b50\u8d77\u5230\u6291\u5236\u4f5c\u7528\uff0c\u6700\u7ec8\u4ea7\u7269\u4e3a\u660e\u786e\u7684\u591a\u5b54\u86cb\u9ec4\u58f3\u7ed3\u6784\uff0c\u5176\u4e2d\u672a\u88ab\u8680\u523b\u7684Cu2O\u7acb\u65b9\u4f53\u90e8\u5206\u4f5c\u4e3a\u6838\u5fc3\uff0c\u58f3\u8868\u9762\u7684\u523a\u7531CeO2<\/sub>\u7eb3\u7c73\u7c92\u5b50\u5305\u88f9\u7684CuO\u7eb3\u7c73\u7c07\u7ec4\u6210\u3002\u8868\u5f81\u7ed3\u679c\u5305\u62ecSEM\uff0cTEM\uff0cXRD\uff0cXPS\uff0cH2\u7a0b\u5e8f\u5347\u6e29\u8fd8\u539f\uff0cN2<\/sub>\u5438\u9644\u7684\u7cfb\u7edf\u8868\u5f81\u90fd\u7262\u7262\u5730\u63ed\u793a\u4e86\u50ac\u5316\u6027\u8d28\u4e0e\u6837\u54c1\u7ed3\u6784\u4e4b\u95f4\u7684\u5173\u7cfb\u3002\u901a\u8fc7\u7b80\u5355\u5730\u8c03\u6574\u6c28\u548cCe3+<\/sup>\u79bb\u5b50\u7684\u7528\u91cf\uff0c\u6837\u54c1\u5728\u50ac\u5316CO\u6c27\u5316\u7684\u6a21\u578b\u53cd\u5e94\u4e2d\u5448\u73b0\u5178\u578b\u7684\u706b\u5c71\u66f2\u7ebf\u3002\u6837\u54c1CuO@CeO2<\/sub>-0.05\u8868\u73b0\u51fa\u6700\u4f73\u7684\u50ac\u5316\u6d3b\u6027\u548c\u7a33\u5b9a\u6027\u3002\u8be5\u7b56\u7565\u6709\u5982\u4e0b\u4f18\u52bf\uff1a\uff081\uff09\u4e0e\u4f20\u7edf\u7684\u5c06\u5c11\u91cf\u6d3b\u6027\u4e2d\u5fc3\u5206\u6563\u5728\u8f7d\u4f53\u4e0a\u7684\u6d78\u6e0d\u5de5\u827a\u4e0d\u540c\uff0c\u8be5\u65b9\u6cd5\u4ece\u65e0\u673a\u5408\u6210\u7684\u89d2\u5ea6\u63d0\u51fa\u4e86\u4e00\u79cd\u65b0\u578b\u7684\u81ea\u4e0a\u800c\u4e0b\u7684\u65b9\u5f0f\u4ece\u5757\u6750\u51fa\u53d1\u6784\u7b51\u4e00\u79cd\u81ea\u652f\u6491\u7684CuO\u7eb3\u7c73\u50ac\u5316\u5242\uff1b \uff082\uff09\u539f\u4f4d\u523b\u8680\u5de5\u827a\u5177\u6709\u826f\u597d\u7684\u666e\u9002\u6027\uff0c\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u62d3\u5c55\u5236\u5907\u4e0d\u540c\u5c3a\u5bf8\u548c\u5f62\u8c8c\u7684\u5546\u4e1aCuO\u50ac\u5316\u5242\uff1b \uff083\uff09\u5f62\u6210\u5747\u5300\u5206\u5e03\u7684\u6d3b\u6027\u4f4d\u70b9\u5bf9\u7814\u7a76\u50ac\u5316\u53cd\u5e94\u8def\u5f84\u975e\u5e38\u6709\u5e2e\u52a9\u3002<\/p>\n
\n <\/strong>
\n \u7b2c\u4e00\u90e8\u5206\uff1a\u5408\u6210\u4e0e\u8868\u5f81<\/strong>
\n \u56fe1.1 Cu2<\/sub>O\u7acb\u65b9\u4f53\u8680\u523b\u8fc7\u7a0b\u7684\u793a\u610f\u56fe<\/strong><\/p>\n\u56fe1.2 Cu2<\/sub>O\u548cCuO\/NH3<\/sub>\u7684SEM\u53caXRD\u8868\u5f81<\/strong>
\n A\uff09Cu2<\/sub>O\u7684SEM\u56fe\u50cf\u548cXRD\u56fe\u8c31\uff1b
\n B\uff09CuO\/NH3<\/sub>\u7684SEM\u56fe\u50cf\u548cXRD\u56fe\u8c31\u3002<\/p>\n
\n A-D\uff09Cu2<\/sub>O \/ CuO\u2022CeO2<\/sub> -0.05\u7684TEM\u56fe\u50cf;
\n E-H\uff09Cu2<\/sub>O \/ CuO @ CeO2<\/sub> -0.05\u7684\u6620\u5c04\u5206\u6790\u3002<\/p>\n
\n A\uff09\u7145\u70e7\u524dCu2<\/sub>O\u7acb\u65b9\u4f53\uff08\u9ed1\u7ebf\uff09\uff0cCu2O \/ CuOeCeO2<\/sub>-0.05\uff08\u7ea2\u7ebf\uff09\uff0cCuO \/ NH3<\/sub>\uff08\u84dd\u7ebf\uff09\u548c CuO @ CeO2<\/sub> \/ HTM\uff08\u7eff\u7ebf\uff09\uff1b
\n B\uff09\u7145\u70e7\u540eCu2<\/sub>O\u7acb\u65b9\u4f53\uff08\u9ed1\u7ebf\uff09\uff0cCu2O \/ CuOeCeO2<\/sub>-0.05\uff08\u7ea2\u7ebf\uff09\uff0cCuO \/ NH3<\/sub>\uff08\u84dd\u7ebf\uff09\u548c CuO @ CeO2<\/sub> \/ HTM\uff08\u7eff\u7ebf\uff09\u3002<\/p>\n
\n A\uff09\u7145\u70e7\u540e\u7684Cu2<\/sub>O\uff0cCuO@CeO2<\/sub>-0.05\uff0cCuO\/NH3<\/sub>\uff0cCuO@ CeO2<\/sub> \/ HMT\u548c\u7eafCeO2<\/sub>\u7684CO\u8f6c\u5316\u66f2\u7ebf\uff1b
\n B\uff09CuO@CeO2<\/sub> -0.05\u7684\u50ac\u5316\u5faa\u73af\u66f2\u7ebf\uff1b
\n C\uff09120\u2103\u6052\u5b9a\u6e29\u5ea6\u4e0b\u7684CuO@CeO2<\/sub> -0.05\u7684\u8001\u5316\u6d4b\u8bd5\u3002<\/p>\n
\n <\/strong>
\n \u56fe2.1 \u4e0d\u540c\u6837\u54c1\u7684H2<\/sub>-TPR\u548cCO-TPR\u66f2\u7ebf<\/strong>
\n A\uff09CuO @ CeO2<\/sub>-0.05\uff0cCuO\uff0cCuO \/ NH3<\/sub>\uff0cCuO @ CeO2<\/sub> \/ HMT\u548cCeO2\u7684H2<\/sub>-TPR\u66f2\u7ebf\uff1b<\/p>\n
\u56fe2.3 CuO @ CeO2<\/sub>-x\u50ac\u5316\u5242\u4e0aCO\u6c27\u5316\u7684\u793a\u610f\u6a21\u578b<\/strong><\/p>\n
\u7b2c\u4e09\u90e8\u5206 \u5b9e\u9a8c\u62d3\u5c55
\n <\/strong>
\n \u56fe3.1 \u5546\u4e1aCuO, Cu2O\u7528\u4e0d\u540c\u65b9\u6cd5\u5305\u8986CeO2\u524d\u540e\u50ac\u5316\u6548\u679c\u5bf9\u6bd4<\/strong>
\n A\uff09\u4e0d\u540c\u5c3a\u5bf8\u5546\u4e1a-CuO @ CeO2<\/sub> \/ HMT\uff1b
\n B\uff09\u5546\u4e1a\u2010Cu2<\/sub>O@CeO2<\/sub>\u20100.05\u3002<\/p>\n
\n \u7814\u7a76\u4eba\u5458\u6210\u529f\u5730\u8bbe\u8ba1\u4e86\u4e00\u79cd\u6709\u6548\u7684\u81ea\u4e0a\u800c\u4e0b\u7684\u5408\u6210\u65b9\u6cd5\uff0c\u4ee5\u5728Cu2<\/sub>O\u5fae\u7acb\u65b9\u4f53\u6a21\u677f\u7684\u8868\u9762\u4e0a\u539f\u4f4d\u5236\u5907CuO \/ CeO2<\/sub>\u7eb3\u7c73\u6742\u5316\u7269\u3002\u5728\u6c28\u548cCe3+<\/sup>\u79bb\u5b50\u7684\u5171\u540c\u4f5c\u7528\u4e0b\u8fdb\u884c\u8680\u523b\uff0c\u4ea7\u7269\u5904\u4e8e\u660e\u786e\u7684\u523a\u72b6\u6838\u58f3\u7ed3\u6784\uff0c\u5176\u4e2dCu2<\/sub>O\u7acb\u65b9\u4f53\u7684\u672a\u523b\u8680\u90e8\u5206\u5145\u5f53\u6838\u5fc3\u5e76\u4e14\u58f3\u5c42\u7531\u523b\u8680\u751f\u957f\u7684\u523a\u72b6CuO\u548c\u5176\u8868\u9762\u5305\u8986\u7684CeO2<\/sub>\u7eb3\u7c73\u9897\u7c92\u7ec4\u6210\u3002\u8be5\u65b9\u6cd5\u5145\u5206\u8003\u8651\u4e86\u70ed\u529b\u5b66\u548c\u52a8\u529b\u5b66\u4e24\u65b9\u9762\u7684\u56e0\u7d20\uff0c\u5305\u62ec\u8868\u9762\u7ed3\u6784\u7eb3\u7c73\u5316\uff0c\u4e2d\u5b54\u6784\u9020\uff0c\u7a33\u5b9a\u6838\u58f3\u7ed3\u6784\u7684\u5f62\u6210\u4ee5\u53ca\u5f3a\u5316\u534f\u540c\u6548\u5e94\u7b49\uff0c\u4ee5\u5b9e\u73b0\u7ed3\u6784\u8bbe\u8ba1\uff0c\u4ece\u800c\u5927\u5927\u63d0\u9ad8\u50ac\u5316\u5242\u7684\u50ac\u5316\u6027\u80fd\u3002\u901a\u8fc7\u7b80\u5355\u5730\u8c03\u6574\u6c28\u548cCe3+<\/sup>\u79bb\u5b50\u7684\u4f7f\u7528\u91cf\uff0c\u6837\u54c1\u5728\u50ac\u5316CO\u6c27\u5316\u7684\u6a21\u578b\u53cd\u5e94\u4e2d\u663e\u793a\u5178\u578b\u7684\u706b\u5c71\u66f2\u7ebf\u3002\u6837\u54c1\u7684\u8d77\u71c3\u6e29\u5ea6\u9075\u5faa\u5982\u4e0b\u987a\u5e8f\uff1aCuO@CeO2<\/sub> -0.05 <CuO \/ NH3<\/sub> <CuO <CuO@CeO2<\/sub> \/ HMT <CeO2<\/sub>\u3002<\/p>\n