Lorentz-Lorenz

The Lorentz-Lorenz formula, also known as the Clausius-Mossotti equation and the Maxwell equation, relates the refractive index of a dilute gas to its temperature, pressure, and molar refractivity. The index of refraction n is given by

Related Topics:
Clausius-Mossotti - Maxwell - Refractive index - Temperature - Pressure - Molar refractivity - Index of refraction

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:

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n pprox sqrt{1 + rac{3 A p}{R T}}

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where A is the molar refractivity, p is the pressure of the gas, R is the universal gas constant, and T is the (absolute) temperature.

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