A negative ion source for alkali ions
Publication date
1980-09-15
Authors
Vermeer, A.
Zwol, N.A. van
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Document Type
Article
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Abstract
An ion source is described which delivers negative alkali ions. With this source, which consists of a duoplasmatron and a charge exchange canal with alkali vapour, negative Li, Na and K ions are produced. The oven in which alkali metals are evaporated can reach temperatures up to 575°C.