There is experimental evidence in the form of Luttinger Liquids. Those are "real" and established laboratory particle exchanges. Basically it means that liquids form at temperatures much higher than previously thought when they are 1 dimensional.
On Sun, Jun 11, 2017 at 2:49 PM, Jones Beene <jone...@pacbell.net> wrote: > Axil Axil wrote: > > The polariton is the exception to Jones' conjecture. The polariton is of > boson not subject to the Pauli principle and can form a BEC at > any temperature. > > > But the polariton is a quasi-particle, meaning "less than real" if not > imaginary. > > Nevertheless, the argument is alluring. > > We need to see evidence that quasi-particles can undergo the same > reactions that real particles undergo. >