K. Besenthal

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Two types of electron guns for ultraviolet (UV) and vacuum UV light sources are presented. The first type is a very compact electron gun which produces a highly collimated beam with a beam diameter of about 0.6 mm. This gun is designed for operation in continuous and pulsed modes with beam currents from 2 /spl mu/A to 20 mA. The second electron gun is a(More)
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