Review of Scientific Instruments · 1957 · 17 citations · 2 references
EngineeringPhysicsNh3 MaserExperimental AnalysisCryogenicsApplied PhysicsCavity QedCavity TemperatureNh3 MasersCoupled CavitiesMicrostructureStandardization
A system of two coupled cavities is described replacing the single cavity of an NH3 maser. Using this system the curve of the oscillation frequency against cavity temperature presents a plateau, thus reducing considerably the ``pulling'' effects of the cavity.
2
Further Aspects of the Theory of the Maser
K. Shimoda, Timothy C. Wang, C. H. Townes · Physical Review · 1956 · 148 citations
Microwave Spectroscopy, Theoretical Analysis, Engineering +15