Media type: E-Article Title: A Traveling-Wave Tube Simulation Approach With CST Particle Studio Contributor: Safi, Djamschid; Birtel, Philip; Meyne, Sascha; Jacob, Arne F. Published: Institute of Electrical and Electronics Engineers (IEEE), 2018 Published in: IEEE Transactions on Electron Devices, 65 (2018) 6, Seite 2257-2263 Language: Not determined DOI: 10.1109/ted.2018.2798810 ISSN: 0018-9383; 1557-9646 Origination: Footnote: