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Measurement E1M407

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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 : 0.5 — 0.8 GeV2
W : 1.525 — 1.55 GeV
xb : 0.2992 — 0.3102

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 12.069679 1.5384132 0
27 15.959681 2.3432851 0
45 15.160171 1.2488691 0
63 11.786817 0.74298543 0
81 12.648758 0.57917291 0
98.99999 10.975473 0.40327656 0
117 12.306328 0.74522191 0
135 11.965257 0.81968164 0
153 16.269152 2.3986504 0
171 11.894765 1.2581295 0