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Measurement E213M797

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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 : 1.725 — 1.75 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 2.2602 0.1682 0.229 0.2841
27 2.3246 0.1183 0.232 0.2604
45 2.1907 0.1396 0.2243 0.2642
63 2.1065 0.1113 0.2202 0.2467
81 2.2219 0.0975 0.2309 0.2506
99 2.221 0.0916 0.2296 0.2472
117 2.1 0.0945 0.2244 0.2435
135 1.7436 0.1894 0.2503 0.3678
153 1.4512 0.1249 0.5944 0.7735
171 1.9575 0.0036 1.1444 1.313