CLAS Physics Database

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Measurement E216M913

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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 : 1.55 — 1.6 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 0.0288653 0.00559883 0.0055218
54 0.026668 0.007162 0.00544984
90 0.028911 0.00480177 0.003693
126 0.0309648 0.00487711 0.0035225
162 0.0347908 0.0109239 0.00434949
198 0.0404666 0.0058085 0.00469693
234 0.0397654 0.00579724 0.00490768
270 0.0316884 0.0115911 0.00393988
306 0.0247869 0.00932695 0.00508092
342 0.0255436 0.0060676 0.00501128