Previous Page...   Printer Version Science Constants - Classical Electron Radius Symbol: re Value: 2.817940285(31) × 10-15 m Category: - Electron Particle Constants Description: A classical distribution of charge totalling the electron's charge has electrostatic potential energy equivalent to the electron's rest mass if it were confined to a volume of this radius.   When determined experimentally, the value will vary greatly depending on the amount of interaction concerned.   [ H O M E ] [ S C I E N C E ] [ M A T H S ] [ A S T R O N O M Y ] [ Download ] [ Shop ] [ Contact ] [ About ]