Three-body calculation of the $1s$ level shift in kaonic deuterium

TL;DR

This paper presents the first detailed calculation of the $1s$ level shift in kaonic deuterium using Faddeev equations, providing a more precise understanding of the system compared to approximate methods.

Contribution

It introduces a novel Faddeev-type calculation for kaonic deuterium, improving accuracy over previous approximate approaches.

Findings

First Faddeev-based calculation of kaonic deuterium $1s$ level shift

Comparison shows differences with approximate methods

Provides more precise theoretical predictions

Abstract

The first calculation of kaonic deuterium $1s$ level shift using Faddeev-type equations was performed. The obtained results were compared with commonly used approximate approaches.