CLAS Physics Database

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Measurement E1M778

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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 : 0.8 — 1.1 GeV2
W : 1.8 — 1.825 GeV
xb : 0.2794 — 0.287

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 9.6608582 2.1709948
27 11.27334 1.1373017
45 10.11016 0.94535542
63 8.7017136 0.71241117
81 7.3970909 0.47060248
98.99999 8.0608521 0.45749506
117 8.5191936 0.81126106
135 6.8986878 0.5106858
153 8.5194941 1.0989078
171 6.8682923 0