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Measurement E213M707

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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 : 1.475 — 1.5 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 1.5071 0.1528 0.2106 0.2994
27 1.4633 0.0847 0.1896 0.2718
45 1.2279 0.0837 0.1625 0.2306
63 1.1503 0.0849 0.1539 0.1758
81 1.0827 0.0618 0.143 0.1557
99 1.0376 0.0833 0.1369 0.1603
117 0.8835 0.0515 0.1223 0.1327
135 0.7724 0.0954 0.1392 0.1688
153 0.7928 0.0067 0.492 0.2749
171 0.8908 0.0031 0.5528 0.3577