CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E213M338

You are not logged in.

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 : 1.9 — 1.925 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 4.2713 0.2682 0.5258 0.7453
27 4.2704 0.215 0.5221 0.7404
45 3.0006 0.2136 0.4259 0.6078
63 2.9388 0.1226 0.4006 0.568
81 3.3073 0.1768 0.4408 0.6276
99 3.2578 0.1031 0.4275 0.6015
117 3.1851 0.128 0.4275 0.6049
135 2.6415 0.1787 0.4538 0.6452
153 1.7893 0.1491 0.6857 0.9721
171 2.8671 0.0811 1.6835 2.3791