Corrections to the two-gluon annihilation rates of paracharmonium states

Roberto Suaya and John Townsend
Phys. Rev. D 16, 3346 – Published 1 December 1977
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Abstract

The effect of a color anomalous magnetic moment and of the finite size of the charmonium system on the annihilation rate of paracharmonium into two gluons is considered. Although these effects can reduce this rate by a factor of 2 from its lowest-order value, there remains a large discrepancy for one of these states between the theoretical and experimental values.

  • Received 5 August 1977

DOI:https://doi.org/10.1103/PhysRevD.16.3346

©1977 American Physical Society

Authors & Affiliations

Roberto Suaya*

  • Department of Physics, McGill University, Montreal, Quebec H3C 3G1, Canada and Stanford Linear Accelerator Center, Stanford University, Stanford, California 94305

John Townsend

  • Department of Physics, Harvey Mudd College, Claremont, California 91711 and Stanford Linear Accelerator Center, Stanford University, Stanford, California 94305

  • *Work supported in part by the U.S. Energy Research and Development Administration and the National Re-Search Council of Canada and the Quebec Department of Education.

Original Article

Heavy quarks and long-lived hadrons

Thomas Appelquist and H. David Politzer
Phys. Rev. D 12, 1404 (1975)

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Issue

Vol. 16, Iss. 11 — 1 December 1977

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