Special relativity and diffracting beams
Say there is a beam of light at 1 um (f=300 THz), and there is a particle traveling at constant speed along the axis of the beam, which is, say, a few mm or...
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Say there is a beam of light at 1 um (f=300 THz), and there is a particle traveling at constant speed along the axis of the beam, which is, say, a few mm or...
I came across this article from 2011 https://dx.doi.org/10.1088/1367-2630/13/8/083007 In the introduction-it talks about the difficulties of...
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