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DEVELOPMENT OF A PORCELAIN VACUUM TUBE *
Author(s) -
Hursh R. K.
Publication year - 1949
Publication title -
journal of the american ceramic society
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.9
H-Index - 196
eISSN - 1551-2916
pISSN - 0002-7820
DOI - 10.1111/j.1151-2916.1949.tb18929.x
Subject(s) - tube (container) , vacuum tube , materials science , composite material , coating , glass tube , metallurgy
A bstract A satisfactory vacuum tube for the betatron was produced from porcelain by the casting process. The tube is toroidal in form with two tubular arms to which glass connections are fused for the sealed‐in electrical leads. The interior of the tube has a metallic electrically conductive coating. The tube is permanently sealed off with a high vacuum.