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quantum mechanics
(quantum theory)
subjectfact 
quantum mechanicshas applicability microscopic scales of atoms and subnuclear particles but not restricted to thishas source: Greene, B. 1999 The Elegant Universe, W.W. Norton and Co., New York, 2001-09-27 09:33:57.0
has constraint certain quantities (e.g. energy, angular momentum, light) can only exist in certain discrete amounts, called quanta.has source: Coughlan, G.D., Dodd, J.E. 1999 The Ideas of Particle Physics, Cambridge University Press, 2001-09-27 09:33:57.0
has implication physical systems must be described in terms of probabilities.has source: Lightman, A., Brawer, R. 1990 The Lives and Worlds of Modern Cosmologists, Harvard University Press, 2001-09-27 09:33:57.0
has equation Any physical system, such as an atom, may be viewed as existing as a combination of its possible states, each of which has a certain probability.has source: Lightman, A., Brawer, R. 1990 The Lives and Worlds of Modern Cosmologists, Harvard University Press, 2001-09-27 09:33:57.0
has synonym quantum theory2001-09-27 09:33:57.0
has discoverer Planck2001-09-27 09:33:57.0
has definition Physics theory that explains wave-particle duality, the uncertainty principle and the exclusion principle.has source: Talbot, J. 2001, 2001-09-27 09:33:57.0
is a kind of physics theory2001-09-27 09:33:57.0
theoryhas validity correct or incorrect with caveats2001-09-27 09:33:53.0
has author or reasearch group2001-09-27 09:33:53.0
has domain a field of research2001-09-27 09:33:53.0
has date or a range of dates for which the theory was active2001-09-27 09:33:53.0

Kinds of quantum mechanics :