Dispersion

Look up dispersion in Wiktionary, the free dictionary.

Dispersion may refer to:

In physics:

• Dispersion (optics)
• Dispersion (water waves)
• Dielectric dispersion
• Dispersive mass transfer, in fluid dynamics, the spreading of mass from areas of high to low concentration
  • Atmospheric pollution dispersion
• London dispersion force, an instantaneous induced dipole-induced dipole, is one of the Van der Waals forces
• Modal dispersion, spreading signals in multimode fibers and waveguides by a distortion mechanism
  • Polarization mode dispersion

In other sciences:

• Dispersion (chemistry), a system in which particles are dispersed in a continuous phase of a different composition
• Dispersion (geology), a process whereby sodic soil disperses when exposed to water
• Dispersion (materials science), the fraction of atoms of a material exposed to the surface
• Biological dispersal, the distribution of spores, fruits and their seeds, etc.

In other uses:

• Dispersion (finance), a measure for the statistical distribution of portfolio returns
• Statistical dispersion, quantifiable variation of measurements of differing members of a population
  • Coefficient of dispersion, a measure to quantify whether a set of observed occurrences are relatively clustered or dispersed
• Price dispersion, variation in prices across sellers of the same item
• Wage dispersion refers to the amount of variation in wages encountered in an economy

See also

• Dispersion relation

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