# Spin squeezing in Dicke-class of states with non-orthogonal spinors

**Authors:** K.S. Akhilesh, K.S. Mallesh, Sudha, Praveen G. Hegde

arXiv: 1901.02377 · 2021-12-28

## TL;DR

This paper explores spin squeezing properties in Dicke-class states of N qubits with non-orthogonal spinors, providing a general expression and analyzing how different configurations affect squeezing.

## Contribution

It introduces a general formula for spin squeezing in Dicke-class states with non-orthogonal spinors and demonstrates their squeezing behavior.

## Key findings

- Dicke-class states with non-orthogonal spinors exhibit spin squeezing.
- The variation of squeezing depends on the specific configuration of the states.
- A general expression for the spin squeezing parameter is derived.

## Abstract

The celebrated Majorana representation is exploited to investigate spin squeezing in different classes of pure symmetric states of N qubits with two distinct spinors, namely the Dicke-class of states. On obtaining a general expression for spin squeezing parameter, the variation of squeezing for different configurations is studied in detail.It is shown that the states in the Dicke-class, characterized by two-distinct non-orthogonal spinors, exhibit squeezing.

## Full text

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## Figures

9 figures with captions in the complete paper: https://tomesphere.com/paper/1901.02377/full.md

## References

33 references — full list in the complete paper: https://tomesphere.com/paper/1901.02377/full.md

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Source: https://tomesphere.com/paper/1901.02377