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pro vyhledávání: '"F D G Bennett"'
Autor:
D G Thorpe, F D G Bennett
Publikováno v:
Journal of Physics E: Scientific Instruments. 3:241-243
Gain degradation measurements have been carried out on five 419BL and two 318BL Mullard lead-type channel electron multipliers, over periods up to several thousand hours, at a pressure of less than 10 ntorr. The devices showed reductions of about one