Quantum computing with atomic qubits and Rydberg interactions: progress and challenges

M Saffman - Journal of Physics B: Atomic, Molecular and Optical …, 2016 - iopscience.iop.org
We present a review of quantum computation with neutral atom qubits. After an overview of
architectural options and approaches to preparing large qubit arrays we examine Rydberg …

Spectroscopy of cold rubidium Rydberg atoms for applications in quantum information

II Ryabtsev, II Beterov, DB Tretyakov, VM Entin… - Physics …, 2016 - iopscience.iop.org
Atoms in highly excited (Rydberg) states have a number of unique properties which make
them attractive for applications in quantum information: large dipole moments, lifetimes, and …

Crystallization in Ising quantum magnets

P Schauß, J Zeiher, T Fukuhara, S Hild, M Cheneau… - Science, 2015 - science.org
Dominating finite-range interactions in many-body systems can lead to intriguing self-
ordered phases of matter. For quantum magnets, Ising models with power-law interactions …

Direct measurement of the van der Waals interaction between two Rydberg atoms

L Beguin, A Vernier, R Chicireanu, T Lahaye… - Physical review …, 2013 - APS
We report the direct measurement of the van der Waals interaction between two isolated,
single Rydberg atoms separated by a controlled distance of a few micrometers. Working in a …

Quantum logic and entanglement by neutral Rydberg atoms: methods and fidelity

XF Shi - Quantum Science and Technology, 2022 - iopscience.iop.org
Quantum gates and entanglement based on dipole–dipole interactions of neutral Rydberg
atoms are relevant to both fundamental physics and quantum information science. The …

Quantum gates in mesoscopic atomic ensembles based on adiabatic passage and Rydberg blockade

II Beterov, M Saffman, EA Yakshina, VP Zhukov… - Physical Review A …, 2013 - APS
We present schemes for geometric phase compensation in an adiabatic passage which can
be used for the implementation of quantum logic gates with atomic ensembles consisting of …

Application of adiabatic passage in Rydberg atomic ensembles for quantum information processing

II Beterov, DB Tretyakov, VM Entin… - Journal of Physics B …, 2020 - iopscience.iop.org
We review methods for coherently controlling Rydberg quantum states of atomic ensembles
using adiabatic rapid passage and stimulated Raman adiabatic passage. These methods …

Rydberg-interaction gates via adiabatic passage and phase control of driving fields

H Wu, XR Huang, CS Hu, ZB Yang, SB Zheng - Physical Review A, 2017 - APS
In this paper we propose two theoretical schemes for implementation of quantum phase
gates by engineering the phase-sensitive dark state of two atoms subjected to Rydberg …

Stimulated adiabatic passage in a dissipative ensemble of atoms with strong Rydberg-state interactions

D Petrosyan, K Mølmer - Physical Review A—Atomic, Molecular, and Optical …, 2013 - APS
We study two-photon excitation of Rydberg states of atoms under stimulated adiabatic
passage with delayed laser pulses. We find that the combination of strong interaction …

Preparation of a single atom in an optical microtrap

AV Carpentier, YH Fung, P Sompet… - Laser Physics …, 2013 - iopscience.iop.org
We investigate the use of light assisted collisions for the deterministic preparation of
individual atoms in a microtrap. Blue detuned light is used in order to ensure that only one of …