CLAS Physics Database

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Measurement E1M81

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Experiment: E93-006 CLAS experiment, 2003

Spokespersons: V. D. Burkert, M. Ripani

Publication:

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+πp, polarization: none

Q2 : 1.1 — 1.5 GeV2
W : 1.55 — 1.575 GeV
xb : 0.4482 — 0.4606

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

Parameter (X axis): θ(π), dimensionless

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

Measured data:

θ(π),
dimensionless
dσ/d(−cos(θ(π))),
mcbn/rad
Data errors,
mcbn/rad
Systematic errors,
mcbn/rad
9 4.5534492 1.1090782 0
27 5.1580768 1.8747165 0
45 6.1985178 1.4872497 0
63 5.5123482 1.2500592 0
81 4.449101 0.99550414 0
98.99999 3.3118556 0.67006457 0
117 3.601402 0.85654134 0
135 5.1927056 1.7118266 0
153 3.7736859 1.2194769 0
171 3.776397 1.7372549 0