Evidence for Ψ production by neutrinos via neutral currents

H. Abramowicz*, J. G.H. de Groot, J. T. He, J. Knobloch, J. May, P. Palazzi, A. Para, F. Ranjard, T. Z. Ruan, D. Schlatter, J. Steinberger, H. Taureg, W. von Rüden, H. Wahl, J. Wotschack, W. M. Wu, F. Eisele, H. P. Klasen, K. Kleinknecht, H. LierlB. Pszola, B. Renk, H. J. Willutzki, F. Dydak, T. Flottmann, C. Geweniger, J. Królikowski, K. Tittel, C. Guyot, S. Loucatos, J. P. Merlo, B. Peyaud, J. Rander, J. Rothberg, J. P. Schuller, R. Turlay

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review


Experimental evidence for the diffractive production of Ψ mesons in weak neutral current reactions is reported. The spectrum-averaged cross section for this process is σdiff = (4.2±1.5) × 10-41 cm2/nucleon, in agreement with gluonfusion models, but at variance with vector dominance calculations.

Original languageEnglish
Pages (from-to)115-118
Number of pages4
JournalPhysics Letters B
Issue number1-2
StatePublished - 11 Feb 1982
Externally publishedYes


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