5 papers
Symmetry as a route to generalized bosonic Kitaev chains
Gideon Lee, Tony Jin, Aashish A. Clerk
The bosonic Kitaev chain (BKC) model is a deceptively simple looking quadratic pairing Hamiltonian. Despite being purely Hermitian, it exhibits a number of striking non-Hermitian t…
Quantum-to-Classical Computability Transition via Negative Markov Chains
Hugo Lóio, Jacopo De Nardis, Tony Jin
We develop a recently introduced representation of quantum dynamics based on sampling negative Markov chain processes. By introducing particles and antiparticles, this formalism ma…
Universal classical and quantum fluctuations in the large deviations of current of noisy quantum systems: The case of QSSEP and QSSIP
Mathias Albert, Denis Bernard, Tony Jin +2
We study the fluctuation statistics of integrated currents in noisy quantum diffusive systems, focusing on the Quantum Symmetric Simple Exclusion and Inclusion Processes (QSSEP/QSS…
Large deviations of density fluctuations in the boundary driven Quantum Symmetric Simple Inclusion Process
Denis Bernard, Tony Jin, Stefano Scopa +1
We consider the boundary driven Quantum Symmetric Simple Inclusion Process (QSSIP) which describes a one-dimensional system of bosonic particles with stochastic nearest-neighbor ho…
Measurement-induced phase transition in a single-body tight-binding model
Tony Jin, David G. Martin
We study the statistical properties of a single free quantum particle evolving coherently on a discrete lattice in spatial dimensions where every lattice site is addition…