CLAS Physics Database

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Measurement E1M109

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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 : 1.625 — 1.65 GeV
xb : 0.4137 — 0.4248

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 7.8949184 2.388905 0
27 7.0406537 1.4025835 0
45 10.377293 2.4183264 0
63 7.0272131 1.3042361 0
81 3.9899144 1.0066304 0
98.99999 5.0311241 1.603363 0
117 0.17690121 4.1688776 0
135 3.9234874 0.95422971 0
153 3.909658 1.1313266 0
171 3.3215401 0.82602412 0