Emilio Segrè Visual Archives

More than 30,000 photos of scientists and their work

Columbia University F3

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Columbia University F3

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$20.00
Image title: 
The 65-ton iron yoke and pole pieces are shown of the cyclotron at Columbia University
Credit line: 
Research Corporation, courtesy of AIP Emilio Segrè Visual Archives
Description: 

Columbia University cyclotron. The 65-ton iron yoke and pole pieces are shown, part of the yoke being buried in the floor. Seven tons of copper coils are enclosed in the two oil tanks surrounding the pole pieces and are cooled by circulating oil. The accelerating chamber in which the protons or deuterons are accelerated so that they possess energies as high as ten million volts is shown in the center of the picture between the two pole pieces.

Photo date: 
circa 1938
Original format: 
1 photographic print (black and white; 5 x 3.5 inches)
Person(s): 
Columbia University