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Measurement E1M203

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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 : 1.8 — 1.825 GeV
xb : 0.3466 — 0.3552

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 12.250996 5.2271905 0
27 6.1513138 2.8238678 0
45 7.495574 1.8745493 0
63 6.8459735 1.0529898 0
81 3.7603829 0.59106892 0
98.99999 5.9722214 0.78089124 0
117 5.3261251 0.61295718 0
135 6.7556691 1.486486 0
153 4.8835258 1.2815815 0
171 4.6123242 0.52485448 0