CLAS Physics Database

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Measurement E216M324

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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 : 1.75 — 1.8 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 1.1989 0.0695584 0.19344283
27 1.30768 0.0831825 0.17172735
45 1.27215 0.0430481 0.15326858
63 1.52089 0.0985472 0.15002688
81 1.68434 0.0920528 0.16072643
99 1.9059 0.050911 0.15476095
117 1.83315 0.0415189 0.13963576
135 1.64947 0.0468418 0.13356863
153 1.56052 0.0435443 0.11868142
171 1.63089 0.0857567 0.12547547