Random quantum circuits
Quantum circuits—built from local unitary gates and local measurements—are a new
playground for quantum many-body physics and a tractable setting to explore universal …
playground for quantum many-body physics and a tractable setting to explore universal …
Sachdev-Ye-Kitaev models and beyond: Window into non-Fermi liquids
This is a review of the Sachdev-Ye-Kitaev (SYK) model of compressible quantum many-
body systems without quasiparticle excitations, and its connections to various theoretical …
body systems without quasiparticle excitations, and its connections to various theoretical …
Information scrambling in quantum circuits
Interactions in quantum systems can spread initially localized quantum information into the
exponentially many degrees of freedom of the entire system. Understanding this process …
exponentially many degrees of freedom of the entire system. Understanding this process …
Many-body localization in the age of classical computing
Statistical mechanics provides a framework for describing the physics of large, complex
many-body systems using only a few macroscopic parameters to determine the state of the …
many-body systems using only a few macroscopic parameters to determine the state of the …
Engineered dissipation for quantum information science
Quantum information processing relies on the precise control of non-classical states in the
presence of many uncontrolled environmental degrees of freedom. The interactions …
presence of many uncontrolled environmental degrees of freedom. The interactions …
Symmetry restoration and quantum Mpemba effect in symmetric random circuits
Entanglement asymmetry, which serves as a diagnostic tool for symmetry breaking and a
proxy for thermalization, has recently been proposed and studied in the context of symmetry …
proxy for thermalization, has recently been proposed and studied in the context of symmetry …
Avoiding barren plateaus using classical shadows
Variational quantum algorithms are promising algorithms for achieving quantum advantage
on near-term devices. The quantum hardware is used to implement a variational wave …
on near-term devices. The quantum hardware is used to implement a variational wave …
Quantum supremacy using a programmable superconducting processor
The promise of quantum computers is that certain computational tasks might be executed
exponentially faster on a quantum processor than on a classical processor 1. A fundamental …
exponentially faster on a quantum processor than on a classical processor 1. A fundamental …
Theory of the phase transition in random unitary circuits with measurements
We present a theory of the entanglement transition tuned by measurement strength in qudit
chains evolved by random unitary circuits and subject to either weak or random projective …
chains evolved by random unitary circuits and subject to either weak or random projective …
Measurement-induced criticality in random quantum circuits
We investigate the critical behavior of the entanglement transition induced by projective
measurements in (Haar) random unitary quantum circuits. Using a replica approach, we …
measurements in (Haar) random unitary quantum circuits. Using a replica approach, we …