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Measurement E213M329

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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 : 1.875 — 1.9 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 4.1691 0.2125 0.4405 0.6244
27 3.7916 0.175 0.3958 0.5663
45 3.3897 0.2229 0.394 0.5564
63 3.2442 0.1338 0.363 0.3869
81 3.0216 0.1209 0.3482 0.3686
99 3.5711 0.1188 0.3881 0.5565
117 3.5441 0.1426 0.397 0.5583
135 2.707 0.1465 0.4057 0.5743
153 1.9316 0.1477 0.7039 1.3463
171 2.9123 0.0059 1.6917 2.4025