# Schmidt-mode analysis of quadrature entanglement in superpositions of two-mode multiphoton states

## TL;DR

This paper introduces a Schmidt-mode analysis method to evaluate quadrature entanglement in two-mode multiphoton states, providing a new approach for quantifying entanglement in complex quantum systems.

## Contribution

The paper presents a novel application of Schmidt-decomposition for assessing quadrature entanglement in multiphoton states, advancing quantum state analysis techniques.

## Key findings

- Schmidt-mode analysis effectively quantifies quadrature entanglement.
- The method offers a new tool for analyzing complex two-mode multiphoton states.
- Potential applications in quantum information processing and quantum optics.

## Abstract

The Schmidt-decomposition formalism is proposed to be used for evaluation of the degree of quadrature entanglement in two-mode multiphoton states.