MOHAMMED, najia; عبدالله; IDREES ALABDULLAH, A. The Relationship Between the Emitter Position and the Wehnelt Cylinder Aperture Radius of the Thermionic Electron Gun. Rafidain Journal of Science, [S. l.], v. 31, n. 2, p. 39–49, 2025. DOI: 10.33899/rjs.2022.174277. Disponível em: https://ojs.uomosul.edu.iq/index.php/rsci/article/view/13032. Acesso em: 10 aug. 2025.