场致发射阴极及其在行波管中的应用  

Research and Development of Field Emission Cathode and Its Application in TWT

作　　者：邓光晟[1] 吕国强[1] 黎泽伦[1] 张煜良[1] 蔡斐[1] 

机构地区：[1]合肥工业大学仪器科学与光电工程学院,安徽合肥230009

出　　处：《苏州科技学院学报（自然科学版）》2007年第3期52-54,58,共4页Journal of Suzhou University of Science and Technology （Natural Science Edition）

摘　　要：场致发射阴极行波管是一种新型的具有竞争力的微波器件,场致发射阴极是场致发射阴极行波管的重要组成部分。文中分析了场致发射机理及其在行波管应用中的最新进展,并讨论了场致发射阴极行波管国内外开发研究现状及差距。Field emission cathode traveling-wave tube（TWT） is a new type of microwave device and field emission cathode is an important component of TWT. In this paper, the principle of field emission as well as the new development of its application in TWT are analyzed, and the current situation of field emission cathode TWT research at home and abroad is discussed.

关 键 词：场致发射 阴极 行波管 

分 类 号：TN124[电子电信—物理电子学]