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Analysis of the pi0pi0 Final State in the pi- p reactions at 18.3 GeV/c

1996/09/13 by J. Gunter, Jeffrey L. Gunter, Gunter, J.
Physics and Astronomy · #FOS: Physical sciences #High Energy Physics - Experiment (hep-ex) #High-Energy Particle Collisions Research #Particle physics theoretical and experimental studies #hep-ex

paper · pdf · doi:10.48550/arxiv.hep-ex/9609010

5 pages, 2 figures, summary of parallel session talk given at DPF'96 (Minnesota)

arxiv created 1996/09/13 · openalex publication_date 1996/09/13 · arxiv updated 2009/11/30 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

The reaction pi- p -> pi0 pi0 n may be used to examine both scalar and tensor mesons. The f0(980) signature changes from destructive interference at small momentum transfer to an enhancement at large momentum transfer. The f2(1270) production mechanism also changes as a function of momentum transfer. Unnatural parity exchange dominates at small |t|, natural parity exchange becomes the leading production mechanism at larger momentum transfer. These results are based on 188,000 pi- p -> pi0 pi0 n events collected by the E852 collaboration at Brookhaven National Laboratory in 1994.

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