CLAS Physics Database

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Measurement E216M618

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Experiment: CLAS12 Run Group A, 2018

Spokespersons: Krishna Chandra

No publications available for this experiment

Quantity measured: dσ/dψ(p), mcbn/rad
Differential cross section, where ψ(p) is out-of-plane angle of π+ 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 : 2 — 2.05 GeV

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

Parameter (X axis): ψ(p), deg

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

Measured data:

ψ(p),
deg
dσ/dψ(p),
mcbn/rad
Stat. error,
mcbn/rad
Syst. error,
mcbn/rad
18 0.220597 0.0119551 0.0217699
54 0.214064 0.0083995 0.01706325
90 0.234192 0.0111023 0.01897775
126 0.242519 0.00843857 0.01845152
162 0.23708 0.00713609 0.01774416
198 0.229865 0.00805308 0.01777822
234 0.223414 0.00948002 0.01742028
270 0.203412 0.00958122 0.01808573
306 0.213394 0.00781686 0.01628423
342 0.220268 0.0209163 0.02290023