Modèle de Gladstone-Dale — Loi de Gladstone La loi de Gladstone ou relation de Gladstone Dale est une loi physique empirique relie l indice de réfraction n d un gaz à sa masse volumique. Elle stipule que n 1 est proportionnel à la masse volumique ρ : où K est une… … Wikipédia en Français
Loi de Gladstone — La loi de Gladstone ou relation de Gladstone Dale est une loi physique empirique qui relie l indice de réfraction n d un gaz à sa masse volumique. Elle stipule que n 1 est proportionnel à la masse volumique ρ : où K est une constante[1],[2] … Wikipédia en Français
Refractive index — Refraction of light at the interface between two media. In optics the refractive index or index of refraction of a substance or medium is a measure of the speed of light in that medium. It is expressed as a ratio of the speed of light in vacuum… … Wikipedia
Crystal optics — is the branch of optics that describes the behaviour of light in anisotropic media, that is, media (such as crystals) in which light behaves differently depending on which direction the light is propagating. The index of refraction depends on… … Wikipedia
Birefringence — Displacement of light rays with perpendicular polarization through a birefringent material … Wikipedia
Background Oriented Schlieren technique — Background Oriented Schlieren (BOS) is a novel technique for flow visualization of density gradients in fluids using the Gladstone Dale relation between density and refractive index of the fluid.BOS simplifies the visualization process by… … Wikipedia
AÉRODYNAMIQUE — L’aérodynamique, dont l’étymologie évoque immédiatement l’action de l’air en mouvement, est la science qui étudie les différents aspects de cette action, notamment les forces, pressions et moments qui résultent du déplacement des corps dans… … Encyclopédie Universelle
Duck family (Disney) — A portion of the Duck/McDuck family tree showing several of the more famous Ducks The Duck family is a fictional family created by The Walt Disney Company. Its best known member is Donald Duck. In the early 1950s Carl Barks was in his second… … Wikipedia
List of Duck universe characters — The following are fictional characters appearing in the Duck universe, which revolves around the stories of Donald Duck and Scrooge McDuck. Much of this page is based upon the ideas of Don Rosa. Contents 1 Main characters 1.1 Donald Duck 1.2… … Wikipedia
John Ruskin — This article is about the art critic, John Ruskin. For the painting of John Ruskin by Millais, see John Ruskin (painting). John Ruskin Coloured engraving of Ruskin Born 8 February 1819( … Wikipedia