heal.abstract |
We develop a model in which hadron production in the true asymptotic region proceeds via the exchange of a factorizable singularity at J=1, which implies a sensible meson spectrum. The rise of the hadronic total cross section and the inclusive plateau are ascribed to threshold effects of this mechanism, which is estimated to take effect at Fermilab energies. In the true asymptotic region the total cross section decreases like a small power of the rapidity, while fireball structure appears in the one-particle distribution. Both the exclusive (multiperipheral) and inclusive (Mueller) approaches are exploited. The discussion is in the language of statistical mechanics and our key assumptions are (i) existence of sensible thermodynamic limit, (ii) Koba-Nielsen-Olesen scaling, and (iii) factorization. We show that the nearest-neighbor interaction implied in the Feynman-Wilson ""gas"" by our factorizable singularity is responsible for its critical behavior at infinite rapidity. © 1978 The American Physical Society. |
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