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Measurement E1M215

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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 : 1.825 — 1.85 GeV
xb : 0.3384 — 0.3466

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 5.6683092 2.3624258 0
27 2.9703417 1.1224527 0
45 5.632545 1.1223629 0
63 5.0662723 0.83781558 0
81 6.8784685 1.3453445 0
98.99999 5.7800364 0.94240981 0
117 5.6139207 0.68796009 0
135 4.6600523 0.69218248 0
153 4.2567554 1.3062496 0
171 4.3384519 0.7857914 0