CLAS Physics Database

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Measurement E1M535

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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 : 1.8 — 1.825 GeV
xb : 0.2097 — 0.216

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 13.93209 2.8287809
27 14.450696 1.4433372
45 12.250788 1.2761917
63 9.2127352 0.46498844
81 9.5078955 0.5243122
98.99999 9.9182854 0.43800777
117 9.9460621 0.55222058
135 9.0962734 0.49927258
153 11.046932 1.0121959
171 8.4564905 0