%0 Journal Article %T Ion composition of a multicomponent beam plasma formed by electron‐beam evaporation of a boron‐containing target in medium vacuum %A Yushkov, Yury G. %A Oks, Efim M. %A Tyunkov, Andrey V. %A Zolotukhin, Denis B. %J Plasma Processes and Polymers %V 17 %N 9 %P n/a-n/a %@ 1612-8850 %D 2020-09-01 %I Wiley Subscription Services, Inc., A Wiley Company %~ DeepDyve