CLAS Physics Database

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Measurement E216M382

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Experiment: CLAS12 Run Group A, 2018

Spokespersons: Krishna Chandra

No publications available for this experiment

Quantity measured: dσ/dψ(π−), mcbn/rad
Differential cross section, where ψ(π−) is out-of-plane angle of p and π+ in CMS.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: π+π−p, polarization: none

Q2 : 3.5 — 4.2 GeV2
W : 1.4 — 1.45 GeV

Observable quantity measured (Y axis): dσ/dψ(π−), mcbn/rad
Plot measurement data

Parameter (X axis): ψ(π−), deg

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

Measured data:

ψ(π−),
deg
dσ/dψ(π−),
mcbn/rad
Stat. error,
mcbn/rad
Syst. error,
mcbn/rad
18 0.155767 0.0362409 0.03168509
54 0.0925728 0.0118667 0.03755718
90 0.100918 0.00962836 0.01241186
126 0.146681 0.0101445 0.01270292
162 0.129898 0.00924534 0.01247855
198 0.138402 0.010111 0.01191626
234 0.116986 0.0218765 0.01298167
270 0.12491 0.00916298 0.01079004
306 0.128804 0.0154461 0.01936445
342 0.128007 0.0123855 0.02862066