CLAS Physics Database

Measurement E213M170

Experiment: E1-6, 2025
Year: 2001

Experiment comment:

Experiment year: 2001—2002
Spokespersons: R.W. Gothe, A. Trivedi
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/dM(π+)
Q2: 2.0 — 2.4 GeV2
W: 1.45 — 1.475 GeV
Ebeam: 5.754 GeV

Measurement data
M(π+), [GeV] dσ/dM(π+), [μb/GeV] uncertainty syst. uncert. total uncert.
0.291911 5.9905 0.4606 1.9102 2.7017
0.317453 18.171 1.2084 4.6203 6.5398
0.342995 17.6304 1.0181 4.3165 6.1056
0.368537 18.625 1.0894 4.0749 4.218
0.394079 20.1996 1.0254 3.9528 4.0836
0.419621 22.5006 1.0784 4.0123 4.1547
0.445163 20.7416 1.0596 3.4765 4.9187
0.470705 23.4308 1.1781 3.4586 4.905
0.496247 20.9933 0.9986 2.919 3.0851
0.521789 6.5223 0.4655 1.0935 1.5479
0.547331 0.0043 0.0015 0.0026 0.003
0.572873 0.0 0.0 0.0 0.0
0.598415 0.0 0.0 0.0 0.0
0.623957 0.0 0.0 0.0 0.0