Re: How real are the "Virtual" partticles?

From: Franz Heymann (notfranz.heymann_at_btopenworld.com)
Date: 02/20/05 

Date: Sun, 20 Feb 2005 23:06:11 +0000 (UTC)

"Eugene Stefanovich" <eugenev@synopsys.com> wrote in message
news:42164384.3090301@synopsys.com...
> Davorak wrote:
> > In most contexts that I have read of virtual particles they are
real if
> > only short lived. What case of virtual particles are you talking
about?
> >
>
> By definition, virtual particles are those for which the usual
> energy-momentum-mass relationship
>
> E^2 - p^2 = m^2
>
> does not hold. E.g., the mass m could be imaginary. Such particles
> have never been observed in experiments.

Electroststic fields are easily observed. 

-- 
Franz
"The great tragedy of science -- the slaying of a beautiful hypothesis
by an ugly fact."
T.H. Huxley
 If you believe that
> interactions between real particles are transmitted by exchanges of
> virtual particles or some intermediate fields, you should admit that
> interaction is retarded. If you believe that momentum P and angular
> momentum J are conserved in interactions, you should also admit that
> some portion of P and J becomes invisible during the short period of
> time while the interaction carrier "travels" with the speed of light
> from one real particle to another. This "disappearance" of P and J
> has not been seen in experiments either.
>
> There is a more consistent way to look at interactions: QFT can be
> reformulated in terms of real particles and instantaneous potentials
> acting between them.
> All experimental predictions (e.g., the S-matrix) remain the same,
> and quite a lot of "invisible" stuff gets removed from the theory:
> No retardation, no virtual particles, no fields.
>
> The details are in www.meopemuk.com/book.pdf
>
> Eugene Stefanovich.
>

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