CLAS Physics Database

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Measurement E1M559

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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 : 1.85 — 1.875 GeV
xb : 0.1979 — 0.2036

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 14.053551 2.3844213
27 16.720655 3.2592268
45 11.472507 1.0780705
63 9.6484642 0.52273005
81 8.3565178 0.37352294
98.99999 9.0721359 0.55490029
117 9.6890898 0.45843619
135 9.2008228 0.62174374
153 10.291698 1.6723201
171 7.8897376 0.16538602