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Measurement E213M527

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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 : 1.7 — 1.725 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 3.7285 0.1988 0.505 0.5427
27 3.2486 0.1438 0.4233 0.6133
45 3.1141 0.1447 0.424 0.448
63 3.3282 0.133 0.4398 0.4594
81 3.4683 0.1182 0.4568 0.4719
99 3.5609 0.1273 0.4636 0.4808
117 3.329 0.1284 0.4492 0.4672
135 2.4581 0.1477 0.4776 0.6755
153 2.6194 0.2067 1.1769 1.6856
171 3.2396 0.0042 1.9807 2.8178