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Measurement E213M383

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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 : 2.025 — 2.05 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 4.9642 0.2356 0.5598 0.6073
27 3.9124 0.1885 0.5039 0.538
45 3.3338 0.1886 0.4606 0.4977
63 2.6718 0.1649 0.416 0.4474
81 2.4414 0.0879 0.3534 0.3641
99 2.6479 0.0983 0.3752 0.3879
117 2.5519 0.1151 0.3815 0.3985
135 2.1526 0.1209 0.3914 0.4097
153 1.7468 0.161 0.5802 0.6021
171 2.5418 0.0659 1.4438 1.4453