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Measurement E213M725

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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 : 3 — 3.5 GeV2
W : 1.525 — 1.55 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 1.2529 0.1271 0.1914 0.2747
27 1.3221 0.08 0.1868 0.2595
45 0.9483 0.0834 0.1454 0.1676
63 0.9898 0.0621 0.1499 0.1622
81 0.9063 0.079 0.1346 0.1561
99 1.1463 0.0844 0.1646 0.1849
117 0.9293 0.0502 0.1388 0.1973
135 0.8366 0.0654 0.1521 0.2175
153 0.6965 0.0066 0.4331 0.6149
171 0.8567 0.0027 0.534 0.7543