CLAS Physics Database

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Measurement E78M4

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Experiment: E93-031 CLAS experiment, 0

Spokespersons: K. Lukashin

Measurement comment: The differential cross section for exclusive PHI electroproduction off the photon, (TP=T-TMIN)

Publication:

K. Lukashin, E. S. Smith and CLAS Collaboration Exclusive electroproduction of φ mesons at 4.2 GeV // PRC 63, 065205-1 (2001); 64 059901(E)

Quantity measured: dσ/dt′, mcbn/GeV^2
Differential cross section over Mandelstam variable t′. t′ = Abs(t - t_min)
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: φ(1020) p, polarization: none

Q² :	0.7 — 2.2 GeV²
W :	2 — 2.6 GeV

Observable quantity measured (Y axis): dσ/dt′, mcbn/GeV^2
Plot measurement data

Parameter (X axis): t′, GeV^2

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

Measured data:

t′, GeV^2	dσ/dt′, mcbn/GeV^2	Data errors, mcbn/GeV^2
0.15	0.0262	0.0048
0.45	0.013	0.0027
0.75	0.0074	0.0021
1.05	0.003	0.0016
1.35	0.0036	0.0014
1.65	0.003	0.0012
1.95	0.0026	0.0013
2.25	0.0016	0.0011
2.55	0.001	0.0014