CLAS Physics Database

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Measurement E1M693

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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 : 1.625 — 1.65 GeV
xb : 0.3402 — 0.3505

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 9.580595 1.6725928
27 12.635734 2.1327288
45 10.651532 2.4020729
63 9.8256264 0.79257149
81 8.8594027 0.49850336
98.99999 8.2163506 0.48840943
117 8.3645277 0.42057061
135 8.7113237 0.54137915
153 11.548697 1.4129063
171 8.3417845 0.88618708