CLAS Physics Database

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Measurement E216M383

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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 : 3.5 — 4.2 GeV2
W : 1.4 — 1.45 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 0.139108 0.0108066 0.01997248
54 0.123116 0.00857046 0.0185549
90 0.136701 0.0082536 0.02015667
126 0.129863 0.0149647 0.02173243
162 0.171112 0.0185309 0.03096807
198 0.157149 0.0161648 0.02748065
234 0.133385 0.00824421 0.02234374
270 0.123395 0.00986792 0.01924001
306 0.127629 0.0104685 0.01913392
342 0.107774 0.00712957 0.01952679