CLAS Physics Database

JLab | Search | Overview | Login | Edit | Register

Measurement E1M190

You are not logged in.

Experiment: E93-006 CLAS experiment, 2003

Spokespersons: V. D. Burkert, M. Ripani

Publication:

Quantity measured: dσ/d(−cos(θ(π+))), mcbn/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 : 1.1 — 1.5 GeV2
W : 1.775 — 1.8 GeV
xb : 0.3552 — 0.3641

Observable quantity measured (Y axis): dσ/d(−cos(θ(π+))), mcbn/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+))),
mcbn/rad
Data errors,
mcbn/rad
Systematic errors,
mcbn/rad
9 7.0145912 3.4954386 0
27 5.0974112 1.805968 0
45 9.3981133 3.6505191 0
63 6.373075 1.5471817 0
81 6.2665892 1.0000515 0
98.99999 5.8550129 0.80884218 0
117 5.9004421 1.0919678 0
135 3.1143866 0.54242629 0
153 4.0485616 1.2577362 0
171 4.1020098 0 0