CLAS Physics Database

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Measurement E1M89

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Experiment: E93-006 CLAS experiment, 2003

Spokespersons: V. D. Burkert, M. Ripani

Publication:

Quantity measured: dσ/dM(π+), mcbn/GeV
Differential cross section, where M(π+) is invariant mass of π+ and π.
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 : 1.575 — 1.6 GeV
xb : 0.4363 — 0.4482

Observable quantity measured (Y axis): dσ/dM(π+), mcbn/GeV
Plot measurement data

Parameter (X axis): M(π+), GeV

Click here to get data in text file, delimited with tabs.

Measured data:

M(π+),
GeV
dσ/dM(π+),
mcbn/GeV
Stat. error,
mcbn/GeV
0.28027 4.5551939 1.5941443
0.32253 15.429278 4.7465181
0.36479 32.464016 12.587756
0.40705 27.751438 9.2694578
0.44931 46.428146 18.515291
0.49156 23.832516 5.0153565
0.53382 38.629265 9.5906391
0.57608 29.066389 7.0222478
0.61834 33.218727 5.2956634
0.6606 3.9333 1.2588948