CLAS Physics Database

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Measurement E1M658

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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 : 0.8 — 1.1 GeV2
W : 1.55 — 1.575 GeV
xb : 0.3725 — 0.3843

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 7.1696525 1.2231221
27 9.4391489 1.4046818
45 8.3529072 0.68973809
63 7.7905641 0.71897411
81 7.877593 0.43610001
98.99999 7.093626 0.34695509
117 7.3085709 0.38161701
135 7.1788802 0.48915592
153 9.4775038 1.3394996
171 6.3628955 0.30199867