{"title":"气相原子氢与Pt(111)表面的相互作用: 体相氢物种的直接证据","authors":"姜志全, 黄伟新, 包信和","doi":"10.1360/ZB2006-36-4-304","DOIUrl":null,"url":null,"abstract":"在超高真空条件下利用高温钨丝裂解氢分子制备气相氢原子, 并研究了气相氢原子与Pt(111)表面的相互作用. 热脱附谱(TDS)结果表明气相分子氢在Pt(111)表面吸附生成表面吸附氢物种; 而气相原子氢在Pt(111)表面吸附不仅生成表面吸附氢物种, 而且能够生成体相氢物种. Pt(111)表面体相氢物种的热稳定性低于表面氢物种, 表明体相氢物种具有更高的能量. 这种弱吸附体相氢物种有可能是Pt表面催化加氢反应的活性氢物种.","PeriodicalId":49128,"journal":{"name":"Science in China. Series B, Chemistry","volume":"46 1","pages":"304-309"},"PeriodicalIF":0.0000,"publicationDate":"2006-08-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":"{\"title\":\"气相原子氢与Pt(111)表面的相互作用: 体相氢物种的直接证据\",\"authors\":\"姜志全, 黄伟新, 包信和\",\"doi\":\"10.1360/ZB2006-36-4-304\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"在超高真空条件下利用高温钨丝裂解氢分子制备气相氢原子, 并研究了气相氢原子与Pt(111)表面的相互作用. 热脱附谱(TDS)结果表明气相分子氢在Pt(111)表面吸附生成表面吸附氢物种; 而气相原子氢在Pt(111)表面吸附不仅生成表面吸附氢物种, 而且能够生成体相氢物种. Pt(111)表面体相氢物种的热稳定性低于表面氢物种, 表明体相氢物种具有更高的能量. 这种弱吸附体相氢物种有可能是Pt表面催化加氢反应的活性氢物种.\",\"PeriodicalId\":49128,\"journal\":{\"name\":\"Science in China. Series B, Chemistry\",\"volume\":\"46 1\",\"pages\":\"304-309\"},\"PeriodicalIF\":0.0000,\"publicationDate\":\"2006-08-20\",\"publicationTypes\":\"Journal Article\",\"fieldsOfStudy\":null,\"isOpenAccess\":false,\"openAccessPdf\":\"\",\"citationCount\":\"0\",\"resultStr\":null,\"platform\":\"Semanticscholar\",\"paperid\":null,\"PeriodicalName\":\"Science in China. Series B, Chemistry\",\"FirstCategoryId\":\"1085\",\"ListUrlMain\":\"https://doi.org/10.1360/ZB2006-36-4-304\",\"RegionNum\":0,\"RegionCategory\":null,\"ArticlePicture\":[],\"TitleCN\":null,\"AbstractTextCN\":null,\"PMCID\":null,\"EPubDate\":\"\",\"PubModel\":\"\",\"JCR\":\"\",\"JCRName\":\"\",\"Score\":null,\"Total\":0}","platform":"Semanticscholar","paperid":null,"PeriodicalName":"Science in China. Series B, Chemistry","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.1360/ZB2006-36-4-304","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 0