CLAS Physics Database

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Measurement E1M119

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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 : 1.625 — 1.65 GeV
xb : 0.4137 — 0.4248

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 6.6016407 4.0747161 0
27 3.8854721 1.3197674 0
45 5.5136714 1.4365492 0
63 6.1483307 1.3642321 0
81 5.071341 0.91446739 0
98.99999 6.3624849 1.0017151 0
117 6.3531237 1.4411429 0
135 6.5588932 1.098809 0
153 7.0256934 1.820968 0
171 4.5437284 0 0