CLAS Physics Database

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Measurement E216M225

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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 : 1.9 — 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 2.26036 0.0934325 0.39229747
27 2.0875 0.129043 0.27305588
45 1.69764 0.0620335 0.18598866
63 1.54921 0.0328864 0.14810816
81 1.77248 0.0531423 0.15385823
99 2.29784 0.0538893 0.18687014
117 2.43399 0.050821 0.19204075
135 2.40143 0.0442489 0.18745987
153 2.95359 0.0601372 0.23775233
171 3.67727 0.107478 0.27829917