Fermionic Correlation Functions from Randomized Measurements in Programmable Atomic Quantum Devices
Piero Naldesi, Andreas Elben, Anna Minguzzi, David Clément, P. Zoller, Benoît Vermersch
Abstract
We provide an efficient randomized measurement protocol to estimate two- and four-point fermionic correlations in ultracold atom experiments. Our approach is based on combining random atomic beam splitter operations, which can be realized with programmable optical landscapes, with high-resolution imaging systems such as quantum gas microscopes. We illustrate our results in the context of the variational quantum eigensolver algorithm for solving quantum chemistry problems.
Topics & Concepts
Beam splitterContext (archaeology)QuantumQuantum sensorPhysicsQuantum computerQuantum mechanicsQuantum simulatorStatistical physicsComputer scienceLaserPaleontologyBiologyQuantum Computing Algorithms and ArchitectureQuantum Information and CryptographyCold Atom Physics and Bose-Einstein Condensates