CLAS Physics Database

Measurement E213M414

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: 2.4 — 3.0 GeV2
W: 1.4 — 1.425 GeV
Ebeam: 5.754 GeV

Measurement data
M(π+,p), [GeV] dσ/dM(π+,p), [μb/GeV] uncertainty syst. uncert. total uncert.
1.085256 0.1112 0.015 0.0785 0.62
1.100084 0.4446 0.0229 0.3137 1.2625
1.114911 1.2887 0.0569 0.8642 1.7807
1.129739 3.0704 0.1742 1.748 2.1057
1.144567 6.3918 0.3884 3.1198 3.1439
1.159394 9.4488 0.558 3.8954 3.9352
1.174222 12.8177 0.7295 4.6687 4.9787
1.18905 13.1854 0.7492 4.8746 4.9319
1.203877 14.0446 1.0302 5.0637 5.1674
1.218705 10.9137 0.6797 4.1363 4.1918
1.233533 6.7344 0.4436 2.9127 2.9463
1.248361 2.5113 0.1633 1.3709 5.3422
1.263188 0.3851 0.0277 0.2717 4.2364
1.278016 0.0264 0.0167 0.0186 0.025