CLAS Physics Database

Measurement E216M381

Experiment: CLAS12 Run Group A
Year: 2018
Spokesperson: Krishna Chandra
Reaction: ep → π+πp
Polarization: none
Quantity: dσ/dM(π+,p)
Q2: 3.5 — 4.2 GeV2
W: 1.4 — 1.45 GeV

Measurement data
M(π+,p), [GeV] dσ/dM(π+,p), [μb/GeV] uncertainty
1.08526 0.23066 0.158549
1.10008 1.024 0.0752489
1.11491 2.18111 0.734888
1.12974 3.41003 0.587733
1.14457 3.72835 0.336191
1.15939 4.87811 0.293913
1.17422 6.39192 0.376192
1.18905 7.49863 0.347323
1.20388 6.4592 0.483412
1.21871 5.71304 0.514012
1.23353 5.01283 0.244861
1.24836 3.39827 0.297395
1.26319 1.86304 0.163099
1.27802 0.772289 0.253323