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Re: Light???

I like the word "extinction" better than "absorption" in this context.
The word absorption (see other messages in this thread) usually
means "heating by light". Clearly nobody was referring to heating.

Bob Sciamanda wrote:

Classical Maxwellian theory shows that the incident wave superimposed
with the secondary waves of the driven dipole oscillators of the medium
(all traveling at the vacuum velocity c) result in the extinction of the
incident wave and the survival of a refracted wave with a phase velocity
of c/n. ...