Emilio Segrè Visual Archives

More than 30,000 photos of scientists and their work

Jacobs Stephen F3

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Jacobs Stephen F3

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Stephen F. Jacobs
Image title: 
Unsuccessful system used at Technical Research Group
Credit line: 
AIP Emilio Segrè Visual Archives, Stephen Jacobs Collection

Unsuccessful system used at Technical Research Group (TRG Inc.) to translate a flashlamp-pumped hot cesium vapor tube into place between two pre-aligned flat mirrors (Fabry-Perot Resonator). Flat Fabry-Perot mirrors were aligned using Hg'98 fringes then the short optically pumped gain tube was inserted between the mirrors.

Photo date: 
November 1960
Original format: 
1 photographic print (black and white; 8 x 10 inches)
Jacobs, Stephen F.