CLAS Physics Database

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Measurement E216M216

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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+πp, polarization: none

Q2 : 2.4 — 3 GeV2
W : 1.85 — 1.9 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 2.22489 0.166555 0.40446812
27 1.80041 0.0825547 0.26515996
45 1.49832 0.0424993 0.17438115
63 1.63375 0.120855 0.17939615
81 1.8656 0.0529088 0.16625236
99 2.4925 0.132358 0.22045895
117 2.49214 0.0444785 0.19762992
135 2.58128 0.0519351 0.2048399
153 2.98606 0.0797647 0.22808834
171 3.36117 0.116224 0.2740168