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Measurement E213M1355

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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 : 4.2 — 5 GeV2
W : 1.825 — 1.85 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 1.0319 0.145 0.1456 0.2055
27 1.0305 0.0935 0.1467 0.1739
45 0.5769 0.1779 0.1232 0.2164
63 0.7069 0.0615 0.1229 0.1374
81 0.6519 0.0578 0.1163 0.1299
99 0.6701 0.0434 0.1025 0.1113
117 0.6222 0.0419 0.0947 0.1035
135 0.443 0.0454 0.0847 0.0961
153 0.4202 0.0701 0.1781 0.1914
171 0.5907 0.0019 0.3543 0.3543