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1 wave theory
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Density wave theory — Image of spiral galaxy M81 combining data from the Hubble, Spitzer, and GALEX space telescopes. Density wave theory or the Lin Shu density wave theory is a theory proposed by C.C. Lin and Frank Shu in the mid 1960s to explain spiral arm structure … Wikipedia
Wave–particle duality — Quantum mechanics Uncertainty principle … Wikipedia
Matter wave — This article is about the quantum mechanical concept of all matter having a duality model as a wave. For the ordinary type of wave propagating through material media, see Mechanical wave. In quantum mechanics, a matter wave or de Broglie wave (… … Wikipedia
Matter — This article is about the concept in the physical sciences. For other uses, see Matter (disambiguation). Matter is a general term for the substance of which all physical objects consist.[1][2] Typically, matter includes atoms and other particles… … Wikipedia
Matter (philosophy) — This article is about matter in philosophy. For other uses, see Matter (disambiguation). Matter is the substrate from which physical existence is derived, remaining more or less constant amid changes. anything that occupies space and has mass and … Wikipedia
wave-particle duality — noun (physics) the property of matter and electromagnetic radiation that is characterized by the fact that some properties can be explained best by wave theory and others by particle theory • Syn: ↑duality • Derivationally related forms: ↑dual… … Useful english dictionary
wave-particle duality — Principle that subatomic particles possess some wavelike characteristics, and that electromagnetic waves, such as light, possess some particlelike characteristics. In 1905, by demonstrating the photoelectric effect, Albert Einstein showed that… … Universalium
Old quantum theory — Quantum mechanics Uncertainty principle … Wikipedia
Matter cannon — is a physics concept used as a weapon in Stephen R. Donaldson s Sci fi series, The Gap Cycle. The actual implementation and use as a weapon is completely fictional; however, the underlying theory and operational details are realistic. In essence … Wikipedia
theory — A reasoned explanation of known facts or phenomena that serves as a basis of investigation by which to seek the truth. SEE ALSO: hypothesis, postulate. [G. theoria, a beholding, speculation, t., fr. theoros, a beholder] adsorption t. of narcosis… … Medical dictionary
Nordström's theory of gravitation — In theoretical physics, Nordström s theory of gravitation was a predecessor of general relativity. Strictly speaking, there were actually two distinct theories proposed by the Finnish theoretical physicist Gunnar Nordström, in 1912 and 1913… … Wikipedia
