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Measurement E213M1310

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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 : 1.7 — 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 1.514 0.1732 0.2004 0.2648
27 1.3263 0.1286 0.1649 0.2091
45 1.1757 0.1348 0.1513 0.2026
63 1.1002 0.0963 0.1486 0.1771
81 1.0332 0.0784 0.1487 0.1681
99 0.9395 0.0658 0.123 0.1395
117 1.0186 0.0735 0.1264 0.1462
135 0.7271 0.0844 0.1057 0.1557
153 0.8256 0.1074 0.3251 0.4685
171 1.0231 0.0031 0.6114 0.8659