CLAS Physics Database

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Measurement E216M351

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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 : 3 — 3.5 GeV2
W : 1.9 — 1.95 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 1.73946 0.1127 0.28220622
27 1.36492 0.0633225 0.14931363
45 1.2464 0.0411048 0.118145
63 1.21585 0.0780909 0.13771864
81 1.39543 0.0673665 0.11348186
99 1.69936 0.047592 0.12927072
117 1.82048 0.0507344 0.13390549
135 1.85897 0.0447215 0.13907629
153 2.27269 0.057863 0.16795273
171 2.85374 0.112624 0.22982652