CLAS Physics Database

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Measurement E1M58

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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 : 1.5 — 1.525 GeV
xb : 0.4735 — 0.487

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 5.6772122 3.160593 0
27 7.8829131 3.2795007 0
45 9.9151287 3.7143278 0
63 6.937675 1.3593776 0
81 4.4207382 0.91169196 0
98.99999 5.8523502 1.8113394 0
117 3.6825044 0.6715548 0
135 5.0165653 1.0939869 0
153 4.0645771 1.3144079 0
171 4.5743732 0 0