proton scattering microscope

proton scattering microscope

[′prō‚tän ¦skad·ə·riŋ ′mī·krə‚skōp]
(solid-state physics)
A microscope in which protons produced in a cold-cathode discharge are accelerated and focused on a crystal in a vacuum chamber; protons reflected from the crystal strike a fluorescent screen to give a visual and photographable display that is related to the structure of the target crystal.
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