CLAS Physics Database

Measurement E213M781

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,p)
Q2: 3.0 — 3.5 GeV2
W: 1.7 — 1.725 GeV
Ebeam: 5.754 GeV

Measurement data
M(π,p), [GeV] dσ/dM(π,p), [μb/GeV] uncertainty syst. uncert. total uncert.
1.09597 1.015 0.1589 0.1603 0.2257
1.132227 3.9083 0.5129 0.4963 0.7137
1.168483 5.708 0.4303 0.7968 0.9056
1.204739 7.3469 1.1013 1.1048 1.5599
1.240995 9.7393 0.6004 1.3351 1.4638
1.277252 9.0694 0.6603 1.2275 1.3938
1.313508 9.524 0.6081 1.2354 1.377
1.349764 10.6874 0.897 1.4215 1.6808
1.38602 13.7255 0.6653 1.6079 1.7401
1.422277 13.994 0.7467 1.716 1.8714
1.458533 14.8624 0.9159 1.7374 1.964
1.494789 12.3355 0.9213 1.5741 1.8239
1.531046 5.7524 0.4711 0.9088 1.0237
1.567302 1.2129 0.2187 0.2279 0.3159