electron beam(redirected from electron beams)
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Related to electron beams: Electron beam lithography
a form of radiation used principally in superficial radiotherapy. See: betatron.
e·lec·tron beam(ĕ-lektron bēm)
Form of radiation used principally in superficial radiotherapy.
any of the negatively charged particles arranged in orbits around the nucleus of an atom and determining all of the atom's physical and chemical properties except mass and radioactivity. Electrons flowing in a conductor constitute an electric current; when ejected from a radioactive substance, they constitute the beta particles.
the stream of electrons that flows from the anode to the cathode in the x-ray tube and then interacts with the tungsten target to produce x-rays.
a molecule associated with membrane-bound proteins that accepts and transfers electrons.
photographic images of electron microscopic fields.
see electron microscope.
technology of using an electron microscope.