Ising machines as hardware solvers of combinatorial optimization problems

N Mohseni, PL McMahon, T Byrnes - Nature Reviews Physics, 2022 - nature.com
Ising machines are hardware solvers that aim to find the absolute or approximate ground
states of the Ising model. The Ising model is of fundamental computational interest because …

Quantum science with optical tweezer arrays of ultracold atoms and molecules

AM Kaufman, KK Ni - Nature Physics, 2021 - nature.com
Single atoms and molecules can be trapped in tightly focused beams of light that form
'optical tweezers', affording exquisite capabilities for the control and detection of individual …

Quantum phases of matter on a 256-atom programmable quantum simulator

S Ebadi, TT Wang, H Levine, A Keesling, G Semeghini… - Nature, 2021 - nature.com
Motivated by far-reaching applications ranging from quantum simulations of complex
processes in physics and chemistry to quantum information processing, a broad effort is …

Many-body physics with individually controlled Rydberg atoms

A Browaeys, T Lahaye - Nature Physics, 2020 - nature.com
Recent decades have witnessed great developments in the field of quantum simulation—
where synthetic systems are built and studied to gain insight into complicated, many-body …

Quantum approximate optimization algorithm: Performance, mechanism, and implementation on near-term devices

L Zhou, ST Wang, S Choi, H Pichler, MD Lukin - Physical Review X, 2020 - APS
The quantum approximate optimization algorithm (QAOA) is a hybrid quantum-classical
variational algorithm designed to tackle combinatorial optimization problems. Despite its …

Quantum simulation of 2D antiferromagnets with hundreds of Rydberg atoms

P Scholl, M Schuler, HJ Williams, AA Eberharter… - Nature, 2021 - nature.com
Quantum simulation using synthetic systems is a promising route to solve outstanding
quantum many-body problems in regimes where other approaches, including numerical …

Coherent quantum annealing in a programmable 2,000 qubit Ising chain

AD King, S Suzuki, J Raymond, A Zucca, T Lanting… - Nature Physics, 2022 - nature.com
Quantum simulation has emerged as a valuable arena for demonstrating and understanding
the capabilities of near-term quantum computers,–. Quantum annealing, has been …

Long-range interacting quantum systems

N Defenu, T Donner, T Macrì, G Pagano, S Ruffo… - Reviews of Modern …, 2023 - APS
In this review recent investigations are summarized of many-body quantum systems with
long-range interactions, which are currently realized in Rydberg atom arrays, dipolar …

Quantum simulation and computing with Rydberg-interacting qubits

M Morgado, S Whitlock - AVS Quantum Science, 2021 - pubs.aip.org
Arrays of optically trapped atoms excited to Rydberg states have recently emerged as a
competitive physical platform for quantum simulation and computing, where high-fidelity …

Microwave Engineering of Programmable Hamiltonians in Arrays of Rydberg Atoms

P Scholl, HJ Williams, G Bornet, F Wallner, D Barredo… - PRX Quantum, 2022 - APS
We use the resonant dipole-dipole interaction between Rydberg atoms and a periodic
external microwave field to engineer XXZ spin Hamiltonians with tunable anisotropies. The …