Elsevier

Physics Letters B

Volume 67, Issue 2, 28 March 1977, Pages 222-224
Physics Letters B

Observation of a narrow resonance near the pp threshold

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Abstract

Annihilation and elastic cross-sections of pp have been measured between 400 and 850 MeV/c. In both cross-sections a resonance is observed at a mass of 1939 ± 3 MeV. For its natural width τ ≲ 4 MeV is obtained.

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There are more references available in the full text version of this article.

Cited by (0)

1

Now at LBL, University of California, Berkeley, Calif., USA.

2

Now at University of Minnesota, Minneapolis, Minn., USA.

3

Now at Gesellschaft für Schwerionenforschung Darmstadt, Federal Republic of Germany.

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