Open AccessMeasuring the diameter of electron beam by rotating slit disc
Author(s) -
M. T. Tongov,
Todor Hikov,
Иван Ангелов,
Petеr Petrov
Publication year - 2020
Publication title -
iop conference series. materials science and engineering
Language(s) - English
Resource type - Journals
eISSN - 1757-899X
pISSN - 1757-8981
DOI - 10.1088/1757-899x/878/1/012053
Subject(s) - slit , cathode ray , beam (structure) , optics , electron beam welding , beam diameter , electron , materials science , laser beam quality , current (fluid) , physics , laser beams , nuclear physics , laser , thermodynamics
A device for analysing the shape of the electron beam in electron beam welding apparatus has been developed. Experiments has been done with the device. The beam size at different focusing currents and constant beam current has been measured. The performance of the device is shown.