CLAS Physics Database

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Measurement E216M222

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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+πp, polarization: none

Q2 : 2.4 — 3 GeV2
W : 1.9 — 1.95 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 0.74441 0.0296652 0.07848074
54 0.718402 0.0209701 0.06218952
90 0.724093 0.0256137 0.05982587
126 0.706737 0.0208319 0.05609654
162 0.69394 0.0137414 0.05719719
198 0.686281 0.0133378 0.06043167
234 0.646152 0.0184864 0.05362077
270 0.696826 0.0151285 0.0546011
306 0.732001 0.023294 0.06119002
342 0.639657 0.0176172 0.07609954