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 …
Non-hermitian physics
A review is given on the foundations and applications of non-Hermitian classical and
quantum physics. First, key theorems and central concepts in non-Hermitian linear algebra …
quantum physics. First, key theorems and central concepts in non-Hermitian linear algebra …
Measurement-induced entanglement phase transition on a superconducting quantum processor with mid-circuit readout
Quantum many-body systems subjected to unitary evolution with the addition of interspersed
measurements exhibit a variety of dynamical phases that do not occur under pure unitary …
measurements exhibit a variety of dynamical phases that do not occur under pure unitary …
Entanglement phase transition induced by the non-Hermitian skin effect
Recent years have seen remarkable development in open quantum systems effectively
described by non-Hermitian Hamiltonians. A unique feature of non-Hermitian topological …
described by non-Hermitian Hamiltonians. A unique feature of non-Hermitian topological …
Erasure conversion in a high-fidelity Rydberg quantum simulator
Minimizing and understanding errors is critical for quantum science, both in noisy
intermediate scale quantum (NISQ) devices and for the quest towards fault-tolerant quantum …
intermediate scale quantum (NISQ) devices and for the quest towards fault-tolerant quantum …
Measurement-induced phase transitions in the dynamics of entanglement
We define dynamical universality classes for many-body systems whose unitary evolution is
punctuated by projective measurements. In cases where such measurements occur …
punctuated by projective measurements. In cases where such measurements occur …
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 …
Measurement-induced quantum phases realized in a trapped-ion quantum computer
Many-body open quantum systems balance internal dynamics against decoherence and
measurements induced by interactions with an environment,. Quantum circuits composed of …
measurements induced by interactions with an environment,. Quantum circuits composed of …
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 …