CLAS Physics Database

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Measurement E1M433

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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 : 0.5 — 0.8 GeV2
W : 1.6 — 1.625 GeV
xb : 0.2697 — 0.279

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 20.646189 1.8185217 0
27 18.920311 1.1307725 0
45 18.520281 1.2212317 0
63 14.680921 0.74361175 0
81 10.681138 0.79267997 0
98.99999 8.3379288 0.60358649 0
117 8.9673071 0.75211191 0
135 8.5501328 0.69762731 0
153 12.260745 1.8390595 0
171 12.010019 1.7539358 0