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Measurement E1M382

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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 : 1.475 — 1.5 GeV
xb : 0.3218 — 0.3341

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 13.08613 2.2263196 0
27 11.629145 1.0888485 0
45 14.764683 1.1289657 0
63 13.863118 0.90752757 0
81 13.864903 0.69006985 0
98.99999 11.298478 0.46726581 0
117 11.014921 0.59765476 0
135 11.550981 0.90336764 0
153 10.832226 1.3404193 0
171 11.078012 1.3406924 0