History of Muon

	Revision 4 . . (edit) December 14, 2001 3:13 pm by AxelBoldt
	Revision 3 . . December 14, 2001 2:39 pm by (logged).93.53.xxx
	Revision 2 . . November 18, 2001 1:50 pm by The Epopt [change "see" to "#REDIRECT"]
	Revision 1 . . October 2, 2001 6:06 am by (logged).126.156.xxx

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Difference (from prior major revision) (minor diff, author diff)

Changed: 1c1,2

#REDIRECT Particle physics

A muon is an unstable lepton? with a mass of 105.6 MeV and a negative charge. It can be thought of as an extremely heavy electron. Muons are produced in the upper atmosphere as a result of cosmic ray bombardment. See particle physics.