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Measurement E1M178

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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 : 1.75 — 1.775 GeV
xb : 0.3641 — 0.3733

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 3.6411684 0.88873529 0
27 9.9561052 3.7695746 0
45 6.1686168 1.3870445 0
63 4.5155673 0.6251539 0
81 7.0651255 1.2153841 0
98.99999 8.0225935 1.038442 0
117 6.6753101 0.93516034 0
135 5.4045362 0.92667401 0
153 5.0707941 2.0051141 0
171 4.7192655 0 0