Mass neutrino oscillations in Robertson-Walker space-time
- Available Online: 30/01/2006
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Key words:
- interference phase /
- mass neutrino /
- Robertson-Walker space-time
Abstract: Along the geodesic we calculate the interference phase of the mass neutrinos propagating in the radial direction in Robertson-Walker space-time. Since our universe is expanding, the phase factor Φ is increasing under the condition of the same proper physical distance l. Different values of curvature parameter k in Robertson-Walker metric represent different cosmological models, correspondingly, we obtain the different interference phases.