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Rydberg atom arrays as quantum simulators for molecular dynamics

Quantum Physics 2025-10-21 v1

Abstract

Rydberg atoms held in optical tweezer arrays combine vibrational and electronic degrees of freedom which can be coupled and manipulated at a microscopic level. This opens opportunities for the quantum simulation of artificial molecular systems and offers in particular a platform for probing complex vibronic dynamics in controlled settings with increasing complexity. Tailored interatomic interactions and electron-phonon couplings yield handles for designing electronic state manifolds, for studying structural transitions, and for exploring non-classical vibrational states near molecular instabilities. Furthermore, this quantum simulator opens opportunities for testing and quantifying the validity of fundamental concepts, such as the Born-Oppenheimer approximation and quantum corrections to it.

Keywords

Cite

@article{arxiv.2506.09865,
  title  = {Rydberg atom arrays as quantum simulators for molecular dynamics},
  author = {Simon Euchner and Igor Lesanovsky},
  journal= {arXiv preprint arXiv:2506.09865},
  year   = {2025}
}

Comments

13 pages, 3 figures

R2 v1 2026-07-01T03:11:32.510Z