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Enhancing a Many-Body Dipolar Rydberg Tweezer Array with Arbitrary Local Controls

  • Guillaume Bornet
  • , Gabriel Emperauger
  • , Cheng Chen
  • , Francisco Machado
  • , Sabrina Chern
  • , Lucas Leclerc
  • , Bastien Gély
  • , Yuki Torii Chew
  • , Daniel Barredo
  • , Thierry Lahaye
  • , Norman Y. Yao
  • , Antoine Browaeys
  • Laboratoire Charles Fabry
  • Harvard-Smithsonian Center for Astrophysics
  • Harvard University
  • PASQAL SAS
  • Institute for Molecular Science
  • University of Oviedo

Research output: Contribution to journalArticlepeer-review

Abstract

We implement and characterize a protocol that enables arbitrary local controls in a dipolar atom array, where the degree of freedom is encoded in a pair of Rydberg states. Our approach relies on a combination of local addressing beams and global microwave fields. Using this method, we directly prepare two different types of three-atom entangled states, including a W state and a state exhibiting finite chirality. We verify the nature of the underlying entanglement by performing quantum state tomography. Finally, leveraging our ability to measure multibasis, multibody observables, we explore the adiabatic preparation of low-energy states in a frustrated geometry consisting of a pair of triangular plaquettes. By using local addressing to tune the symmetry of the initial state, we demonstrate the ability to prepare correlated states distinguished only by correlations of their chirality (a fundamentally six-body observable). Our protocol is generic, allowing for rotations on arbitrary sub-groups of atoms within the array at arbitrary times during the experiment; this extends the scope of capabilities for quantum simulations of the dipolar XY model.

Original languageEnglish
Article number263601
JournalPhysical Review Letters
Volume132
Issue number26
DOIs
Publication statusPublished - 28 Jun 2024
Externally publishedYes

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