CLAS Physics Database

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Measurement E62M4

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Experiment: E-94-005 CLAS experiment, 2006

Spokespersons: L. Elouadrhiri

Publication:

Quantity measured: dσ/dφ(π−), mcbn/rad
Differential cross section, where φ(π−) is polar angle of π− in CMS.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: π+π−p, polarization: none

Q2 : 0.2 — 0.25 GeV2
W : 1.5 — 1.525 GeV

Fit φ dependence:

Observable quantity measured (Y axis): dσ/dφ(π−), mcbn/rad
Plot measurement data

Parameter (X axis): φ(π−), deg

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

Click here to get calculated fit coefficients in text file, delimited with tabs.

Measured data:

φ(π−),
deg
dσ/dφ(π−),
mcbn/rad
Stat. error,
mcbn/rad
36 7.4531898 0.75345927
108 6.8139448 0.3785831
180 6.5964575 0.40222859
251.99998 6.4972644 0.38836122
324 8.3118095 0.6601243