CLAS Physics Database

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Measurement E216M810

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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 : 6 — 7 GeV2
W : 1.65 — 1.7 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 0.15812 0.0250231 0.03323191
27 0.165784 0.0222416 0.02970216
45 0.17425 0.0188072 0.02371482
63 0.217401 0.0227916 0.02733103
81 0.238918 0.0450852 0.0231078
99 0.338027 0.0308923 0.03007583
117 0.357818 0.036208 0.04067799
135 0.364527 0.0265826 0.03023669
153 0.294531 0.0278502 0.03587608
171 0.309107 0.0521213 0.03533678