Atomic maser with cylindrical sapphire storage bulb
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United States of America Patent
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Dec 8, 1998
Grant Date -
N/A
app pub date -
Sep 19, 1996
filing date -
Sep 29, 1995
priority date (Note) -
Expired
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Abstract
An atomic maser comprises a walled enclosure (76) defining a resonant cavity (4), and a storage bulb (8) for storing a medium capable of stimulated emission. The storage bulb is a sapphire cylinder (70) that is open at both ends and has two closure members (71,72) for closing the open ends. The closure members are made substantially of titanium and have a coating (73,74) of polyfluoroethene formed on their inner surfaces. At least one of the closure members (71,72) forms part of the walled enclosure.
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