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Measurement E213M230

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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 — 2.4 GeV2
W : 1.6 — 1.625 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 3.3219 0.2382 0.4384 0.6198
27 3.2085 0.1346 0.3977 0.5602
45 2.7168 0.2301 0.3828 0.4466
63 2.6834 0.1294 0.3516 0.3746
81 2.7188 0.1145 0.3542 0.3722
99 2.7223 0.1577 0.357 0.3903
117 2.7421 0.122 0.3894 0.4081
135 2.6922 0.1976 0.574 0.6071
153 2.2132 0.1105 1.2052 1.7011
171 2.5916 0.0039 1.5709 2.2237