CLAS Physics Database

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Measurement E216M976

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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 : 7 — 8 GeV2
W : 1.9 — 1.95 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 0.0764811 0.0120679 0.0083607
54 0.0776571 0.0138724 0.03902291
90 0.0860472 0.010725 0.01080228
126 0.079203 0.00624881 0.00771774
162 0.094785 0.011601 0.00852831
198 0.117994 0.00850613 0.01021261
234 0.0848025 0.00770594 0.00848203
270 0.0807997 0.00777937 0.00679671
306 0.0560137 0.00902764 0.00695731
342 0.0451134 0.00539515 0.00935051