CLAS Physics Database

Measurement E213M783

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 3.0047 0.2804 0.5894 2.3553
1.132227 8.1615 0.6461 1.2076 2.9086
1.168483 13.5321 0.8084 1.6664 1.8521
1.204739 19.7345 1.0326 2.0588 2.3033
1.240995 18.2538 1.05 1.7829 2.0691
1.277252 12.6638 0.9109 1.2251 1.5267
1.313508 9.9412 0.8279 0.9747 1.2788
1.349764 10.1089 0.6649 0.9521 1.1613
1.38602 8.0636 0.5898 0.7753 0.9742
1.422277 6.2789 0.6062 0.6187 0.8662
1.458533 5.7332 0.4585 0.5856 1.5716
1.494789 3.6725 0.3626 0.4209 2.3998
1.531046 1.7338 0.2544 0.2674 4.2628
1.567302 0.1178 0.0196 0.052 0.0556