Laser absorption spectroscopy to probe the superposition principle in atomic translational motion

TL;DR

This paper proposes a laser absorption spectroscopy method to investigate whether atomic translational motion exhibits quantum superposition or not, addressing a fundamental question in quantum mechanics.

Contribution

It introduces a novel spectroscopy scheme capable of resolving the superposition principle in atomic translational motion.

Findings

Potential to distinguish superpositional from non-superpositional states

Provides a new experimental approach for quantum motion measurement

Addresses a long-standing debate in quantum physics

Abstract

It is proposed a few-atom Doppler-sensitive absorption spectroscopy scheme resolving the long-standing dilemma regarding the nature of an atomic quantum translational motion (superpositional or non-superpositional) and its measurement (collapsing or non-collapsing).