CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E216M998

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

Q2 : 7 — 8 GeV2
W : 2 — 2.05 GeV

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

Parameter (X axis): θ(π+), deg

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

Measured data:

θ(π+),
deg
dσ/d(−cos(θ(π+))),
mcbn/rad
Stat. error,
mcbn/rad
Syst. error,
mcbn/rad
9 0.322826 0.0430207 0.03180787
27 0.27442 0.0402982 0.02474998
45 0.290595 0.0192079 0.02430728
63 0.299316 0.0221552 0.02841105
81 0.275508 0.0203849 0.02311268
99 0.204679 0.0282279 0.01844404
117 0.199279 0.0346321 0.01954302
135 0.159847 0.0191745 0.02086375
153 0.105826 0.0147614 0.02484962
171 0.122775 0.00012946 0.06542285