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Re: Is photon a wave packet ?



On Thu, 16 May 2002, Michael Edmiston wrote:

(2) I don't understand how to make the two ideas congruent that (a) a photon
doesn't have spatial existence and (b) a photon has a velocity and "arrives"
at some point at a time later than when it was created.

Do photons "have" velocity, any more than they "have" wavelength? I
thought it was the waves in the EM field which travelled at c, not the
photons.

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