3 1 discovery of the x ray and the electron x rays were discovered by conrad wilhelm rontgen in 1895 observed x rays emitted by cathode rays bombarding glass electrons ...
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...Discovery of the x ray and electron rays were discovered by conrad wilhelm rontgen in observed emitted cathode bombarding glass electrons j thomson that charged particles experiments s scientists engineers familiar with these generated from one metal plates an evacuated tube across which a large electric potential had been established it was surmised something to do atoms known could penetrate matter deflected magnetic fields observation studied effects passing through various materials he noticed phosphorescent screen near glowed during some unaffected penetrated more than called them deduced they produced walls his vacuum constructed allowing impact wall used image bones hand on apparatus experiment show negatively deflecting...