CLAS Physics Database

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Measurement E216M526

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Experiment: CLAS12 Run Group A, 2018

Spokespersons: Krishna Chandra

No publications available for this experiment

Quantity measured: dσ/dψ(π−), mcbn/rad
Differential cross section, where ψ(π−) is out-of-plane angle of p and π+ in CMS.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: π+π−p, polarization: none

Q2 : 4.2 — 5 GeV2
W : 1.5 — 1.55 GeV

Observable quantity measured (Y axis): dσ/dψ(π−), mcbn/rad
Plot measurement data

Parameter (X axis): ψ(π−), deg

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

Measured data:

ψ(π−),
deg
dσ/dψ(π−),
mcbn/rad
Stat. error,
mcbn/rad
Syst. error,
mcbn/rad
18 0.127898 0.013051 0.02179085
54 0.149868 0.0143274 0.01802279
90 0.120302 0.0119597 0.01084994
126 0.155976 0.00898611 0.01281287
162 0.168461 0.00923176 0.01538807
198 0.187693 0.00985783 0.01681299
234 0.14978 0.00826024 0.01339433
270 0.168055 0.0200198 0.02090152
306 0.159832 0.021451 0.01617824
342 0.129612 0.0158775 0.01952156