CLAS Physics Database

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Measurement E216M518

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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 : 1.45 — 1.5 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 0.107627 0.00698969 0.01232608
54 0.110893 0.00758937 0.01267602
90 0.106791 0.00697157 0.01415874
126 0.139463 0.00866759 0.01618907
162 0.167596 0.0226811 0.02015519
198 0.169982 0.00999944 0.02073159
234 0.162867 0.0109301 0.01837191
270 0.125912 0.0107388 0.01501586
306 0.111712 0.00772034 0.01315541
342 0.102572 0.00830332 0.01315258