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Measurement E213M293

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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 : 1.775 — 1.8 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 3.1625 0.1936 0.358 0.5032
27 3.4925 0.1406 0.3755 0.5276
45 3.487 0.2035 0.4051 0.4534
63 3.1727 0.1224 0.3603 0.3805
81 3.5093 0.1528 0.3998 0.428
99 3.6867 0.1216 0.4159 0.4333
117 3.4951 0.1254 0.4146 0.5941
135 2.6349 0.1304 0.4491 0.7104
153 2.1586 0.1511 0.8679 1.2296
171 2.9803 0.0034 1.7517 2.4785