CLAS Physics Database

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Measurement E46M162

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Experiment: N/A, 0

Spokespersons:

Publication:

S.A.Morrow, M.Guidal, M.Garcon, J.M.Laget, E.S.Smith, and CLAS Collaboration Exclusive ρ⁰ electroproduction on the proton at CLAS // Eur.Phys.J.A39,5-31(2009)

Quantity measured: R_ρ, dimensionless
Ratio of the σ_L/σ_T
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: ρ⁰ p, polarization: none

Q² :	1.785 — 2.639 GeV²
x_b :	0.28 — 0.34
E_beam :	5.754 GeV

Observable quantity measured (Y axis): R_ρ, dimensionless
Plot measurement data

Parameter (X axis): Q², GeV2

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

Measured data:

Q², GeV2	R_ρ, dimensionless	Data errors, dimensionless
1.785	1.72541	0.641412
2.05	0.931572	0.393735
2.35	0.822484	0.369461
2.639	1.398889	0.941539