A Search for heavy point - like Dirac monopoles

The collaboration
Phys.Rev.Lett. 81 (1998) 524-529, 1998.

Abstract (data abstract)
Fermilab Collider. Measurement of an upper limit to the cross section for central production of a two photons in PBAP P interactions at a c.m. energy of 1.8 TeV. Analysis of 70pb-1 data collected during 1994-1996, in a search for heavypointlike Dirac monopoles.