CLAS Physics Database

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Measurement E1M491

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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 : 1.7 — 1.725 GeV
xb : 0.2368 — 0.2444

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 15.055673 1.5722324 0
27 21.629009 3.3462029 0
45 14.491385 1.5140302 0
63 14.268929 0.65339929 0
81 14.19399 0.59242189 0
98.99999 12.859016 0.42174184 0
117 13.758697 0.47913113 0
135 14.639783 0.78196377 0
153 15.654233 1.455052 0
171 12.412574 1.2646359 0