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Measurement E213M536

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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 : 1.725 — 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 3.1356 0.172 0.3663 0.4047
27 2.9579 0.1103 0.34 0.3574
45 2.9589 0.1447 0.3504 0.3791
63 3.2491 0.1245 0.3784 0.3983
81 3.154 0.1016 0.372 0.3857
99 3.3131 0.1143 0.3882 0.4047
117 3.0528 0.1218 0.3784 0.3975
135 2.3892 0.1466 0.4409 0.6276
153 2.2838 0.1974 0.9857 1.4022
171 2.8245 0.0036 1.6873 2.3836