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Measurement E213M914

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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 : 3 — 3.5 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 2.3003 0.2126 0.2941 0.3629
27 1.8702 0.167 0.2582 0.3075
45 1.633 0.13 0.2658 0.2959
63 1.3854 0.1071 0.2382 0.2612
81 1.2843 0.0695 0.2066 0.2179
99 1.2299 0.0861 0.1999 0.2177
117 1.1454 0.0646 0.1887 0.1995
135 0.7613 0.0617 0.159 0.1706
153 0.8523 0.0758 0.2933 0.3029
171 1.1794 0.0038 0.7083 0.7084