FST
FST Abbrev. for flatter squarer tube. A cathode-ray tube (CRT) in which the radius of curvature is large and the corner radii small, making the screen surface appear nearly planar. Earlier CRTs were more rounded.
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Gamma Rays , gamma rays Ray , ray1 / rā/ • n. 1. each of the lines in which light (and heat) may seem to stream from the sun or any luminous body, or pass through a small opening:… Round , round / round/ • adj. 1. shaped like or approximately like a circle or cylinder: she was seated at a small, round table. ∎ having a curved shape like… Cathode-ray Tube , cathode ray Radiation emitted by the cathode of a thermionic electron valve containing a gas at low pressure. In 1897 J. J. Thomson identified the ra… Crepuscular Rays , crepuscular rays
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Gamma-ray astronomy is the study of gamma rays within the universe. Beginning in the 1940s and 1950s astronomers and ot…
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FST