CLAS Physics Database

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Measurement E1M309

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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 : 2.025 — 2.05 GeV
xb : 0.2813 — 0.2876

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
Stat. error,
mcbn/rad
9 11.141108 3.0017478
27 6.3350725 1.1095427
45 5.7417293 0.91645169
63 4.3788385 0.87297726
81 3.3245809 0.41738451
98.99999 4.5028577 0.52702981
117 3.9636638 0.70635134
135 3.1081669 0.43117478
153 3.633281 0.77945143
171 2.5554895 0