CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E216M657

You are not logged in.

Experiment: CLAS12 Run Group A, 2018

Spokespersons: Krishna Chandra

No publications available for this experiment

Quantity measured: dσ/d(−cos(θ(p))), mcbn/rad
Differential cross section, where cos(θ(p)) is cosine of the azimuthal angle of p in CMS.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: π+π−p, polarization: none

Q2 : 5 — 6 GeV2
W : 1.5 — 1.55 GeV

Observable quantity measured (Y axis): dσ/d(−cos(θ(p))), mcbn/rad
Plot measurement data

Parameter (X axis): θ(p), deg

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

Measured data:

θ(p),
deg
dσ/d(−cos(θ(p))),
mcbn/rad
Stat. error,
mcbn/rad
Syst. error,
mcbn/rad
9 0.170483 0.0406203 0.04920438
27 0.225472 0.031199 0.04212001
45 0.24146 0.03499 0.03320032
63 0.324908 0.0774217 0.07469272
81 0.278696 0.0226204 0.02519192
99 0.26811 0.0191913 0.0224032
117 0.291036 0.0226509 0.02332115
135 0.34166 0.040158 0.0396785
153 0.359929 0.0306203 0.03017159
171 0.424134 0.0636188 0.0496447