Limit on Production of Charmed Particles in Association with the <span class="aps-inline-formula"><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><mi>J</mi></math></span>

M. Binkley; I. Gaines; J. Peoples; B. Knapp; W. Lee; P. Leung; S. D. Smith; A. Wijangco; J. Knauer; D. Yount; J. Bronstein; R. Coleman; G. Gladding; M. Goodman; M. Gormley; R. Messner; T. O'Halloran; J. Sarracino; A. Wattenberg

doi:10.1103/PhysRevLett.37.578

Limit on Production of Charmed Particles in Association with the $J$

M. Binkley, I. Gaines, J. Peoples, B. Knapp, W. Lee, P. Leung, S. D. Smith, A. Wijangco, J. Knauer, D. Yount, J. Bronstein, R. Coleman, G. Gladding, M. Goodman, M. Gormley, R. Messner, T. O'Halloran, J. Sarracino, and A. Wattenberg

Phys. Rev. Lett. 37, 578 – Published 6 September 1976

Abstract

We have searched for charmed particles produced hadronically in coincidence with the $J$ particle by looking for muons from the leptonic or semileptonic decays of the charmed particles. In a sample of 2500 $J' s$ , we see no muons above the level expected from $π$ and $K$ decays.

Received 21 June 1976

DOI:https://doi.org/10.1103/PhysRevLett.37.578

Authors & Affiliations

M. Binkley, I. Gaines, and J. Peoples^*

Fermi National Accelerator Laboratory, Batavia, Illinois 60510

B. Knapp^†, W. Lee, P. Leung, S. D. Smith, and A. Wijangco^‡

Columbia University, Irvington-on-Hudson, New York 10533

J. Knauer and D. Yount^‡

University of Hawaii, Honolulu, Hawaii 96822

J. Bronstein, R. Coleman, G. Gladding, M. Goodman, M. Gormley, R. Messner, T. O'Halloran, J. Sarracino, and A. Wattenberg^*

University of Illinois, Urbana, Illinois 61801

^*Work supported in part by the U. S. Energy Research and Development Administration.
^†Alfred P. Sloan Foundation Fellow.
^‡Work supported in part by the National Science Foundation.