{"id":108336,"date":"2017-10-27T06:30:48","date_gmt":"2017-10-26T22:30:48","guid":{"rendered":"http:\/\/www.cailiaoniu.com\/?p=108336"},"modified":"2017-10-25T20:01:26","modified_gmt":"2017-10-25T12:01:26","slug":"science-advances-%e9%87%91%e7%ba%b3%e7%b1%b3%e7%b2%92%e5%ad%90%e4%b8%8e%e4%ba%8c%e6%b0%a7%e5%8c%96%e9%92%9b%e4%b9%8b%e9%97%b4%e5%bc%ba%e7%9b%b8%e4%ba%92%e4%bd%9c%e7%94%a8%ef%bc%88smsi%ef%bc%89","status":"publish","type":"post","link":"http:\/\/www.cailiaoniu.com\/?p=108336","title":{"rendered":"Science Advances : \u91d1\u7eb3\u7c73\u7c92\u5b50\u4e0e\u4e8c\u6c27\u5316\u949b\u4e4b\u95f4\u5f3a\u76f8\u4e92\u4f5c\u7528\uff08SMSI\uff09\u7684\u7cfb\u7edf\u7814\u7a76"},"content":{"rendered":"

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

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

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

\u56fe1\uff1aCO\u5728RR2Ti-fresh, RR2Ti-HX (X = 200 to 500), \u548c RR2Ti-(H500 + O400)\u6837\u54c1\u7684\u8868\u9762\u5438\u9644\u7684\u539f\u4f4d\u5085\u91cc\u53f6\u6f2b\u53cd\u5c04\u7ea2\u5916\u5149\u8c31\uff08DRIFT\uff09\u56fe<\/strong><\/p>\n

\"\"<\/p>\n

\u90e8\u5206\u540d\u8bcd\u8bf4\u660e\uff1a<\/p>\n

RR2Ti-fresh\u4e3a\u7eafAu\/TiO2\uff0cRR2Ti-HX (X = 200 to 500)\u4e3a\u6c22\u6c14\u8fd8\u539f\u7684Au\/TiO2<\/sub>\uff0cX\u4e3a\u6e29\u5ea6\uff0cRR2Ti-(H500 + O400)\u4e3a\u6c22\u6c14\u8fd8\u539f\u540e\u518d\u8fdb\u884c\u6c27\u6c14\u6c27\u5316\u5904\u7406\u3002<\/p>\n

\u56fe2\uff1aRR2Ti\u7684\u7535\u5b50\u6027\u8d28<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09RR2Ti-fresh, RR2Ti-HX (X = 200 to 500), \u548c RR2Ti-(H500 + O400)\u6837\u54c1\u7684Au 4f\u7684XPS\u7ed3\u679c\uff1b<\/p>\n

\uff08b\uff09100K\u6761\u4ef6\u4e0bRR2Ti-fresh, RR2Ti-HX (X = 200 to 500), \u548c RR2Ti-(H500 + O400)\u6837\u54c1\u7684EPR\u8c31\u56fe\u3002<\/p>\n

\u56fe3\uff1a\u9ad8\u5206\u8fa8\u900f\u5c04\u7535\u955c\u56fe\uff08HRTEM\uff09\u548c\u7535\u5b50\u80fd\u91cf\u635f\u5931\u8c31\uff08EELS\uff09<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09RR2Ti-fresh\u7684\u9ad8\u5206\u8fa8\u7535\u955c\u56fe\uff1b<\/p>\n

\uff08b\uff09RR2Ti-H200\u7684\u9ad8\u5206\u8fa8\u7535\u955c\u56fe\uff1b<\/p>\n

\uff08c\uff09RR2Ti-H300\u7684\u9ad8\u5206\u8fa8\u7535\u955c\u56fe\uff1b<\/p>\n

\uff08d\uff09RR2Ti-H400\u7684\u9ad8\u5206\u8fa8\u7535\u955c\u56fe\uff1b<\/p>\n

\uff08e\uff09RR2Ti-H500\u7684\u9ad8\u5206\u8fa8\u7535\u955c\u56fe\uff1b<\/p>\n

\uff08f\uff09RR2Ti-(H500 + O400) \u7684\u9ad8\u5206\u8fa8\u7535\u955c\u56fe\uff1b<\/p>\n

\uff08g\uff09RR2Ti-H500\u7684\u7535\u5b50\u80fd\u91cf\u635f\u5931\u8c31\uff0c\u80cc\u666f\u5df2\u7ecf\u6263\u9664\u3002<\/p>\n

\u56fe4\uff1a\u6c27\u5316\u8fd8\u539f\u5904\u7406\u6761\u4ef6\u4e0bRR2Ti\u7684\u53ef\u9006\u6027<\/strong><\/p>\n

\"\"<\/p>\n

\uff08a\uff09H2<\/sub>\u4e0eO2<\/sub> \u5904\u7406\u6761\u4ef6\u4e0b\uff0cCO\u5728RR2Ti-fresh\u6837\u54c1\u7684\u8868\u9762\u5438\u9644\u7684\u539f\u4f4d\u5085\u91cc\u53f6\u6f2b\u53cd\u5c04\u7ea2\u5916\u5149\u8c31\uff08DRIFT\uff09\u56fe\uff0c\u7528\u4f53\u79ef\u5206\u657010%\u7684H2<\/sub>\/He\u7684\u6c14\u6d41\u5728500\u00b0C \u6761\u4ef6\u4e0b\u5904\u7406\u7b2c\u4e00\u4e0e\u7b2c\u4e09\u6b211\u5c0f\u65f6\uff0c\u7528\u4f53\u79ef\u5206\u657010%\u7684O2<\/sub>\/He\u7684\u6c14\u6d41\u5728400\u00b0C \u6761\u4ef6\u4e0b\u5904\u7406\u7b2c\u4e8c\u4e0e\u7b2c\u56db\u6b211\u5c0f\u65f6\uff1b<\/p>\n

\uff08b\uff09RR2Ti-fresh\u572880\u00b0C \u4e0bCO\u7684\u8f6c\u5316\u7387\uff0c\u9884\u5904\u7406\u6761\u4ef6\u5bf9\u5e94\u4e8e\uff08a\uff09\u3002\u53cd\u5e94\u6c14\u4f53\u6210\u5206\uff1a\u4e0eHe\u5e73\u8861\u76841\u4f53\u79efCO + 1\u4f53\u79efO2<\/sub>\uff1b\u6c14\u6d41\u901f\u7387\uff1a33.3ml\/min\uff1b\u51c6\u7a7a\u95f4\u901f\u5ea6\uff1a64452 ml g cat<\/sub> \u22121<\/sup> hour \u22121<\/sup>\u3002<\/p>\n

\u56fe5\uff1a300\u00b0C \u6d4b\u8bd5\u6761\u4ef6\u4e0bCO\u5728RR2Ti-fresh \u548cRR2Ti-H400\u8868\u9762\u8f6c\u5316\u7387\u4e0e\u65f6\u95f4\u51fd\u6570\u66f2\u7ebf<\/strong><\/p>\n

\"\"<\/p>\n

\u53cd\u5e94\u6c14\u4f53\u6210\u5206\uff1a\u4e0eHe\u5e73\u8861\u76841.6\u4f53\u79ef CO\uff0c1\u4f53\u79efO2<\/sub>\uff0c0.01 \u4f53\u79ef\u4e19\u70ef\uff0c 0.0051 \u4f53\u79ef\u7532\u82ef\uff0c\u548c10 \u4f53\u79ef\u6c34\u3002\u7528120 mg\u7684SiO2<\/sub>\u7c89\u672b\u7a00\u91ca40.5 mg\u7684RR2Ti-H400\u6837\u54c1\uff1b\u6c14\u6d41\u901f\u7387\uff1a33.3ml\/min\uff0c\u51c6\u7a7a\u95f4\u901f\u5ea6\uff1a49000 ml g cat<\/sub> \u22121<\/sup>min \u22121<\/sup>\u3002\u752860 mg\u7684SiO2<\/sub>\u7c89\u672b\u7a00\u91ca15.9 mg\u7684RR2Ti-fresh\u6837\u54c1\uff1b\u6c14\u6d41\u901f\u7387\uff1a33.3ml\/min\uff0c\u51c6\u7a7a\u95f4\u901f\u5ea6\uff1a127000 ml g cat<\/sub> \u22121<\/sup> min \u22121<\/sup>\u3002<\/p>\n

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

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\u6587\u732e\u8fde\u63a5<\/strong>\uff1aTang H, Su Y, Zhang B, et al. Classical strong metal\u2013support interactions between gold nanoparticles and titanium dioxide[J]. Science Advances, 2017, 3(10): e1700231.<\/p>\n

\u672c\u6587\u7531\u6750\u6599\u4eba\u7f16\u8f91\u90e8\u8881\u8d5b\u8d5b\u7f16\u8bd1\uff0c\u5468\u68a6\u9752\u5ba1\u6838\uff0c\u70b9\u6211\u52a0\u5165\u6750\u6599\u4eba\u7f16\u8f91\u90e8<\/a>\u3002<\/p>\n

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