English

Quantum search with a continuous-time quantum walk in momentum space

Quantum Physics 2020-02-24 v1 Quantum Gases

Abstract

The atom-optics kicked rotor can be used to prepare specific momentum distributions on a discrete basis set. We implement a continuous-time quantum walk and a quantum search protocol in this momentum basis. In particular we propose ways to identify a specific marked state from the final momentum distribution after the walker's evolution. Our protocol is guided by current experimental possibilities making it accessible to experimentally implemented quantum walks with Bose-Einstein condensates.

Keywords

Cite

@article{arxiv.2002.09139,
  title  = {Quantum search with a continuous-time quantum walk in momentum space},
  author = {Michele Delvecchio and Caspar Groiseau and Francesco Petiziol and Gil S Summy and Sandro Wimberger},
  journal= {arXiv preprint arXiv:2002.09139},
  year   = {2020}
}
R2 v1 2026-06-23T13:49:02.278Z