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Measurement E1M226

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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 : 1.85 — 1.875 GeV
xb : 0.3303 — 0.3384

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 4.1813617 0.94266558 0
27 7.5369177 1.8575393 0
45 7.0208406 1.9970458 0
63 6.9063773 1.4199098 0
81 4.4836669 0.71249664 0
98.99999 5.5651159 0.67720842 0
117 6.7507186 1.1102978 0
135 5.3733287 2.3979862 0
153 5.3473258 1.3642451 0
171 3.8201556 0 0