Theoretical Framework Predicts Neutrino Oscillation Parameters from Degenerate Ground States
A paper published in the International Journal of Modern Physics A presents a theoretical framework in which neutrino flavor oscillations arise from a system of three degenerate ground states connected by an unbroken symmetry. The model derives constraints on the neutrino mixing angles θ_ij from the condition that the superposition of all vacuum flavor states yields zero, and uses a triangular formulation to relate mass eigenvalues to mixing angles. The predictions are reported to be consistent with experimental observations and support a normal mass hierarchy with m₃ >> m₂ ≈ m₁.
Physicist Ivan Arraut has published a theoretical study arguing that observed neutrino oscillation parameters can be understood through a framework of three degenerate ground states sharing the same energy and linked by a specific symmetry. A key feature of the model is that this symmetry is not spontaneously broken: rather than settling into one vacuum state, the neutrino continuously oscillates among all three flavor ground states as it propagates through spacetime. The order parameter is identified as neutrino flavor, and the requirement that the superposition of all vacuum flavor states equals zero yields constraints on the mixing angles θ₁₂, θ₁₃, and θ₂₃. Complementing this with a triangular formulation of neutrino oscillation, the author derives relationships between mass eigenvalues and mixing angles. The resulting predictions for both mixing angles and mass splittings are stated to agree with current experimental data and favor a normal mass ordering. The paper also includes an analysis of the underlying symmetry governing flavor oscillation. The work appeared in the International Journal of Modern Physics A (Vol. 41, No. 12, 2026).
What's missing
The paper does not appear to address the CP-violating phase δ_CP, which is a key parameter in the standard neutrino mixing framework. Independent experimental verification or comparison with global neutrino oscillation fits (e.g., NuFIT) is not discussed. It is also unclear how the framework handles the Dirac vs. Majorana nature of neutrinos.
What different sources said
- arXiv physicsCenter
Predictions of the neutrino oscillations parameters
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