Re: particles without mass!
From: Franz Heymann (notfranz.heymann_at_btopenworld.com)
Date: 12/30/04
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Date: Thu, 30 Dec 2004 17:52:58 +0000 (UTC)
"Uncle Al" <UncleAl0@hate.spam.net> wrote in message
news:41D42C5C.E71C97B6@hate.spam.net...
> stefjnoskynov wrote:
> >
> > Studing something about special relativity and some other things
about
> > stastical mechanics I encuntered some special particles: photons!
> > They are special because they constitute electromagnetic waves and
> > moreover because they have no mass!
>
> Bull*** detector quivers. Any virtual particle mediating an
infinite
> range force must be massless.
No. If it is virtual, it is off its mass shell. Its mass may then
take on any value at all, provided that it is annihilated quickly. It
is a real photon whose mass is zero.
Franz
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