CLAS Physics Database

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Measurement E216M144

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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+πp, polarization: none

Q2 : 2.4 — 3 GeV2
W : 1.45 — 1.5 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 1.03155 0.10371 0.32032044
27 1.01502 0.125429 0.79325744
45 0.957229 0.0712541 0.3104019
63 0.996862 0.0444611 0.16065269
81 1.19691 0.104915 0.28447371
99 1.0936 0.0351304 0.15394053
117 1.45158 0.0667225 0.12156311
135 1.48637 0.0555307 0.11579635
153 1.5075 0.0627894 0.14523976
171 1.43987 0.179153 0.1431602