CLAS Physics Database

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Measurement E216M333

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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 : 1.8 — 1.85 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 1.70183 0.160538 0.26445173
27 1.37573 0.108643 0.16500114
45 1.21098 0.0507487 0.14251769
63 1.43398 0.171936 0.19684277
81 1.46941 0.0372948 0.13082786
99 1.76136 0.0569373 0.13987042
117 1.86555 0.0510227 0.19567072
135 1.73289 0.0651072 0.12930664
153 1.61726 0.0488861 0.12108104
171 1.76642 0.122133 0.14071446