CLAS Physics Database

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Measurement E1M44

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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 : 1.475 — 1.5 GeV
xb : 0.487 — 0.5009

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 2.8207481 0.94249314 0
27 4.8174391 1.7679292 0
45 6.794188 2.4767039 0
63 7.6757293 1.5965484 0
81 5.6743774 1.3868268 0
98.99999 3.1262746 0.88338751 0
117 4.5904813 1.0253996 0
135 3.4622982 1.3357112 0
153 5.6908684 2.4301567 0
171 4.4185743 0 0