CLAS Physics Database

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Measurement E216M537

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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 : 1.55 — 1.6 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 0.163733 0.0153205 0.02475443
54 0.169163 0.0258935 0.02501957
90 0.151326 0.027542 0.02440712
126 0.136266 0.00728385 0.01043484
162 0.134336 0.00725017 0.01056069
198 0.135642 0.00769196 0.01277825
234 0.134397 0.00763357 0.01103769
270 0.145174 0.0217517 0.01437344
306 0.158832 0.0135896 0.01928772
342 0.146578 0.0166265 0.02288119