Lifetime of hydrogen-maser bulb is increased by replacing beam stop plate with thick fluorinated ethylene-propylene (FEP) plug inserted in hole opposite beam entrance stem of bulb.
FEP plug protects H2 masers
NASA Tech Briefs ; 4 , 4
1980-06-01
Miscellaneous
No indication
English
Development of advanced hydrogen masers
SLUB | 1993
|Development of advanced hydrogen masers
SLUB | 1993
|Closed-cycle refrigerator for masers
NTRS | 1977
|Improved State Selection For Hydrogen Masers
NTRS | 1988
|Resonant Reflectors for Free Electron Masers
British Library Online Contents | 1995
|