@article {Dilthey_Vacuum_2001, title = {Electron beam diagnostics: A~new release of the diabeam system}, journal = {Vacuum}, volume = {vol.~62}, number = {no.~2{\textendash}3}, year = {2001}, pages = {77{\textendash}85}, issn = {0042-207X}, author = {U. Dilthey and A. GOUMENIOUK and S. B{\"o}hm and T. WELTERS} }