CLAS Physics Database

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Measurement E216M360

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Experiment: CLAS12 Run Group A, 2018

Spokespersons: Krishna Chandra

No publications available for this experiment

Quantity measured: dσ/d(−cos(θ(p))), mcbn/rad
Differential cross section, where cos(θ(p)) is cosine of the azimuthal angle of p in CMS.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: π+π−p, polarization: none

Q2 : 3 — 3.5 GeV2
W : 1.95 — 2 GeV

Observable quantity measured (Y axis): dσ/d(−cos(θ(p))), mcbn/rad
Plot measurement data

Parameter (X axis): θ(p), deg

Click here to get data in text file, delimited with tabs.

Measured data:

θ(p),
deg
dσ/d(−cos(θ(p))),
mcbn/rad
Stat. error,
mcbn/rad
Syst. error,
mcbn/rad
9 1.6905 0.159868 0.26583357
27 1.68005 0.220519 0.26322942
45 1.10515 0.0349423 0.09839874
63 1.02649 0.0600484 0.08793801
81 1.56804 0.381608 0.37352489
99 1.6356 0.0708389 0.13085607
117 1.74845 0.0501046 0.12966922
135 1.89814 0.0384107 0.14001815
153 2.61236 0.0612886 0.19321
171 3.24144 0.108147 0.25379388