CLAS Physics Database

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Measurement E216M756

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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 : 5 — 6 GeV2
W : 2.05 — 2.1 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 0.342563 0.0271107 0.04804955
27 0.314703 0.0277965 0.03728866
45 0.262854 0.0229013 0.02924718
63 0.229261 0.0113037 0.02017945
81 0.329095 0.0312457 0.05475927
99 0.462714 0.0243599 0.03491819
117 0.46303 0.0178759 0.03619736
135 0.636405 0.0443719 0.05648772
153 0.855476 0.0359884 0.06150436
171 1.1373 0.0620989 0.09568237