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Measurement E1M418

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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 : 1.55 — 1.575 GeV
xb : 0.2889 — 0.2992

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 12.783003 1.6024332 0
27 16.362682 2.0993385 0
45 14.921732 0.95999026 0
63 14.014119 0.94964004 0
81 10.826329 0.5621894 0
98.99999 10.74142 0.41470215 0
117 11.606533 0.60041022 0
135 11.935842 0.90897828 0
153 13.999062 1.7876368 0
171 11.117125 1.2535348 0