CLAS Physics Database

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Measurement E1M455

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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 : 1.625 — 1.65 GeV
xb : 0.2608 — 0.2697

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
Data errors,
mcbn/rad
Systematic errors,
mcbn/rad
9 12.781913 1.4593779 0
27 18.640118 2.3224177 0
45 15.127882 1.4351685 0
63 12.416122 0.80394691 0
81 11.538267 0.48597026 0
98.99999 11.410849 0.46586338 0
117 11.799548 0.56999028 0
135 11.833362 0.60446411 0
153 14.646642 1.9170026 0
171 10.351759 0.60103738 0