CLAS Physics Database

Measurement E213M709

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: 1.5 — 1.525 GeV
Ebeam: 5.754 GeV

Measurement data
M(π,p), [GeV] dσ/dM(π,p), [μb/GeV] uncertainty syst. uncert. total uncert.
1.090613 0.9953 0.1773 0.2203 0.3165
1.116155 4.1154 0.4229 0.7655 1.0807
1.141697 6.4645 0.5005 1.2331 1.3309
1.167239 12.4755 0.9285 2.0908 2.2877
1.192781 15.0945 0.7894 2.5407 2.6605
1.218323 18.364 1.0351 3.0642 3.2343
1.243865 15.3168 0.8081 2.6381 2.7591
1.269407 10.6447 0.5837 1.8732 1.9621
1.294949 5.9352 0.4398 1.1325 1.6068
1.320491 2.8515 0.7161 0.5585 0.9889
1.346033 0.8947 0.1742 0.2047 0.2891
1.371575 0.0486 0.0095 0.0276 0.0567
1.397117 0.0 0.0 0.0 0.0
1.422659 0.0 0.0 0.0 0.0