{"title":"Advance in dispenser cathodes materials of high emission property","authors":"Chunying Shen, T. Qiu, Xiaoyun Li, Xiaomeng Gao","doi":"10.1109/IVESC.2004.1414194","DOIUrl":null,"url":null,"abstract":"More and more attention has been paid to cathode materials at home and abroad which are the key parts of microwave tubes. The recent advances in porous tungsten matrix with high emission density, impregnant composition and surface properties are presented.","PeriodicalId":340787,"journal":{"name":"IVESC 2004. The 5th International Vacuum Electron Sources Conference Proceedings (IEEE Cat. No.04EX839)","volume":"36 1","pages":"0"},"PeriodicalIF":0.0000,"publicationDate":"2004-09-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"IVESC 2004. The 5th International Vacuum Electron Sources Conference Proceedings (IEEE Cat. No.04EX839)","FirstCategoryId":"1085","ListUrlMain":"https://doi.org/10.1109/IVESC.2004.1414194","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
引用次数: 0
Abstract
More and more attention has been paid to cathode materials at home and abroad which are the key parts of microwave tubes. The recent advances in porous tungsten matrix with high emission density, impregnant composition and surface properties are presented.