CLAS Physics Database

Measurement E213M765

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: 1.65 — 1.675 GeV
Ebeam: 5.754 GeV

Measurement data
M(π+,p), [GeV] dσ/dM(π+,p), [μb/GeV] uncertainty syst. uncert. total uncert.
1.09597 0.9987 0.1078 0.1958 0.4524
1.132227 3.773 0.9063 0.6983 2.0302
1.168483 10.2426 0.7255 1.2689 1.7921
1.204739 19.2977 1.1565 1.9167 2.2386
1.240995 14.0522 0.9727 1.3392 1.6552
1.277252 11.488 0.7747 1.0709 1.3217
1.313508 8.4651 0.7026 0.8064 1.0696
1.349764 6.5718 0.4612 0.6417 0.7902
1.38602 5.2148 0.4879 0.5194 0.7126
1.422277 3.9297 0.3533 0.4254 0.6072
1.458533 3.0891 0.329 0.3779 0.5351
1.494789 0.4465 0.0678 0.1128 2.5703
1.531046 0.0115 0.0067 0.0066 2.0067
1.567302 0.0 0.0014 0.0 0.0