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Measurement E216M899

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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(π+))), mcbn/rad
Differential cross section, where cos(θ(π+) is cosine of the azimuthal angle of π+ in CMS.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: π+π−p, polarization: none

Q2 : 7 — 8 GeV2
W : 1.45 — 1.5 GeV

Observable quantity measured (Y axis): dσ/d(−cos(θ(π+))), mcbn/rad
Plot measurement data

Parameter (X axis): θ(π+), deg

Click here to get data in text file, delimited with tabs.

Measured data:

θ(π+),
deg
dσ/d(−cos(θ(π+))),
mcbn/rad
Stat. error,
mcbn/rad
Syst. error,
mcbn/rad
9 0.124191 0.0592576 0.03116938
27 0.173285 0.034867 0.02130426
45 0.098444 0.0177974 0.01035425
63 0.135455 0.0174963 0.01457443
81 0.129997 0.0183018 0.01327193
99 0.0961555 0.01714 0.01192112
117 0.0508088 0.0135702 0.0060418
135 0.0601307 0.00819998 0.02550261
153 0.0655495 0.00025283 0.03897489
171 0.0958099 8.336e-05 0.05506926