Electron
Classification
Elementary particle Fermion Lepton First Generation Electron
Properties
Mass: 9.109 3826(16) × 10−31 kg 1⁄1836.152 672 61(85) amu 0.510 998 918(44) MeV/c2Template:Inote Electric Charge: −1.602 176 53(14) × 10−19 C Spin: ½ Color Charge: none Interaction: Gravity, Electromagnetic, Weak

The electron is a fundamental subatomic particle that carries a negative electric charge. See also electron [1]]

In industryEdit

Electron beams are used in welding as well as lithography.

UsageEdit

Electron microscopes are used to magnify details up to 500,000 times. Quantum effects of electrons are used in Scanning tunneling microscope to study features at the atomic scale.

See alsoEdit

• Electron [[2]]
• Proton
• Neutron
• Photoelectric Effect
• Lightning
• Cathode rays
• Electricity

External linksEdit

• The Discovery of the Electron from the American Institute of Physics History Center
• Particle Data Group
• Stoney, G. Johnstone, "Of the 'Electron,' or Atom of Electricity". Philosophical Magazine. Series 5, Volume 38, p. 418-420 October 1894.
• Eric Weisstein's World of Physics: Electron

References Edit

• Template:Cite book[[3]]
• Template:Cite book[[4]]
• Brumfiel, G. (6 January 2005)[[5]]. Can electrons do the splits? In Nature, 433, 11.

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