fluctuation theory

fluctuation theory

[‚flək·chə′wā·shən ‚thē·ə·rē]
(optics)
The theory proposed by M. von Smoluchowski and A. Einstein which states that the scattering of light occurs in pure water because random molecular motion causes density variations which effect changes in the refraction of light.
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References in periodicals archive ?
Chapter III of Part II reviews the role of the wage and money system in this presentation of business fluctuation theory.
D.H. Robertson's study of industrial fluctuation: a centenary evaluation
He said that this unexpected discovery brings together both orbital fluctuation theory and the 50-year-old 'excitonic' theory for high-temperature superconductivity, opening a new frontier for condensed matter physics.
Scientists discover new path to loss-free electricity
The limitation of the weak fluctuation theory was clearly demonstrated, and saturation phenomenon of the scintillation was discovered by the experimental data of Gracheva and Gurvich [11] in 1965.
Scintillation index of a Gaussian Schell-model beam on slant atmospheric turbulence

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