Discovery of effect of electric force
The ancient Greeks noticed that amber attracted small objects when rubbed with fur. Along with lightning, this phenomenon is one of humanity's … See more

Remote observation of electrons requires detection of their radiated energy. For example, in high-energy environments such as the corona of a star, free electrons form a plasma that radiates energy due to Bremsstrahlung radiation. Electron gas can undergo See more

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Classification
In the Standard Model of particle physics, electrons belong to the group of subatomic particles called See more

The Big Bang theory is the most widely accepted scientific theory to explain the early stages in the evolution of the Universe. For the … See more

Particle beams
Electron beams are used in welding. They allow energy densities up to 10 W·cm across a narrow focus diameter of 0.1–1.3 mm and usually … See more

1. ^ The positron is occasionally called the 'anti-electron'.
2. ^ The fractional version's denominator is the inverse of the decimal value (along with its relative standard uncertainty of 2.9×10 ).
3. ^ … See more