Abstract: The instability of the sheet electron beam (SEB) is an essential factor for limiting the power of the SEB traveling wave tube (TWT). To solve this issue, this article proposes a method to ...

Appeals court disqualifies Trump's N.J. prosecutor pick Alina Habba, rejecting DOJ challenge American Consumers Have Had It With High Car Prices 'The Chosen' star Jonathan Roumie describes 'remarkable ...

Abstract: To improve the performance of the sonar system mounted on the underwater unmanned platform, the beam control method of the compact underwater acoustic transmitting transducer array is ...