The Mixing Matrix for a 3+2 Model

TL;DR

This paper characterizes the mixing matrix in 3+2 neutrino models without the seesaw mechanism, providing insights into their structure and properties.

Contribution

It offers a detailed analysis of the mixing matrix specific to 3+2 models, a novel focus in neutrino physics.

Findings

Derived explicit form of the mixing matrix for 3+2 models

Identified key parameters influencing mixing behavior

Provided theoretical framework for future experimental tests

Abstract

In this work we present the characterization of the mixing matrix when the mass matrix is considered, without seesaw, for 3+2 models like.