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Measurement E213M563

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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 : 2.4 — 3 GeV2
W : 1.8 — 1.825 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 2.4893 0.1502 0.3145 0.4418
27 2.4403 0.1027 0.2942 0.415
45 2.3215 0.1336 0.301 0.4276
63 2.4048 0.117 0.2974 0.3196
81 2.506 0.1343 0.3158 0.3432
99 2.7597 0.0983 0.3328 0.4746
117 2.3441 0.0959 0.2975 0.4267
135 1.9393 0.1458 0.3321 0.4723
153 1.6724 0.1148 0.6811 0.9658
171 2.1448 0.0029 1.2797 1.812