CLAS Physics Database

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Measurement E216M509

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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 : 1.4 — 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 0.0947907 0.00840394 0.01132917
54 0.0754792 0.00639154 0.01066419
90 0.090763 0.00842544 0.01168309
126 0.0984181 0.00775017 0.01438245
162 0.116152 0.0091691 0.02068012
198 0.121961 0.0133489 0.01574836
234 0.105048 0.00908956 0.01394627
270 0.0805846 0.00743144 0.01208178
306 0.0649426 0.0117839 0.01003799
342 0.0871195 0.00803738 0.01161785