CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E213M617

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 : 2.4 — 3 GeV2
W : 1.95 — 1.975 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 3.4766 0.1755 0.4151 0.6016
27 3.1488 0.1552 0.3801 0.5411
45 1.979 0.1959 0.3089 0.4347
63 2.3262 0.0949 0.315 0.4454
81 2.2081 0.1223 0.3022 0.3261
99 2.236 0.0753 0.2955 0.4249
117 2.2669 0.1059 0.2977 0.316
135 1.8576 0.098 0.3058 0.4411
153 1.402 0.0922 0.5341 0.7611
171 2.0242 0.0051 1.1953 1.6903