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Measurement E213M1436

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Experiment: E1-6, 2025, 2001

Spokespersons: R.W. Gothe, A. Trivedi

Experiment comment: Experiment year: 2001—2002

No publications available for this experiment

Quantity measured: dσ/d(−cos(θ(π+))), mcb/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 : 4.2 — 5 GeV2
W : 2.05 — 2.075 GeV
Ebeam : 5.754 GeV

Observable quantity measured (Y axis): dσ/d(−cos(θ(π+))), mcb/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+))),
mcb/rad
Stat. error,
mcb/rad
Syst. error,
mcb/rad
Total error,
mcb/rad
9 1.2782 0.1404 0.1882 0.2348
27 0.9173 0.0981 0.1854 0.2098
45 0.7712 0.0547 0.1884 0.1962
63 0.6415 0.0334 0.1682 0.1715
81 0.7343 0.0615 0.1306 0.1443
99 0.614 0.0425 0.1164 0.124
117 0.5123 0.0416 0.1049 0.1128
135 0.3472 0.0248 0.0948 0.098
153 0.4635 0.0801 0.1743 0.1918
171 0.6257 0.002 0.3711 0.3711