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Measurement E1M472

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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 : 1.675 — 1.7 GeV
xb : 0.2444 — 0.2524

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 16.514717 2.07057 0
27 18.808617 1.8237034 0
45 17.887964 2.1956365 0
63 13.324003 0.70963585 0
81 12.75067 0.47162151 0
98.99999 13.090807 0.49359149 0
117 13.396467 0.50588036 0
135 14.029687 0.78604388 0
153 19.04351 1.8783412 0
171 11.417452 0.4767651 0