Historic image taken from a cloud chamber at the Lawrence Berkeley National Laboratory. The image shows carbon and oxygen disintegration in a cloud chamber bombarded by 90-MEV neutrons. The long small-radius track which ends in the cloud chamber is a proton. Magnetic field was 14,000 Gauss.

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Photo credit: © Science History Images / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: accelerator, background, berkeley, black, carbon, chamber, cloud, color, detection, detector, disintegration, enhance, enhanced, epromo-math-physics, history, laboratory, lawrence, micrograph, national, oxygen, particle, physics, proton, science, track, tracks, wilson