[HTML][HTML] Out-of-equilibrium dynamics of quantum many-body systems with long-range interactions

N Defenu, A Lerose, S Pappalardi - Physics Reports, 2024 - Elsevier
Experimental progress in atomic, molecular, and optical platforms in the last decade has
stimulated strong and broad interest in the quantum coherent dynamics of many long-range …

Dynamical phase transitions in the collisionless pre-thermal states of isolated quantum systems: theory and experiments

J Marino, M Eckstein, MS Foster… - Reports on Progress in …, 2022 - iopscience.iop.org
We overview the concept of dynamical phase transitions (DPTs) in isolated quantum
systems quenched out of equilibrium. We focus on non-equilibrium transitions characterized …

Scrambling and entanglement spreading in long-range spin chains

S Pappalardi, A Russomanno, B Žunkovič, F Iemini… - Physical Review B, 2018 - APS
We study scrambling in connection with multipartite entanglement dynamics in regular and
chaotic long-range spin chains, characterized by a well-defined semi-classical limit. For …

Machine learning interatomic potential for simulations of carbon at extreme conditions

JT Willman, K Nguyen-Cong, AS Williams… - Physical Review B, 2022 - APS
A spectral neighbor analysis (SNAP) machine learning interatomic potential (MLIP) has
been developed for simulations of carbon at extreme pressures (up to 5 TPa) and …

Krylov complexity and dynamical phase transition in the quenched Lipkin-Meshkov-Glick model

PHS Bento, A del Campo, LC Céleri - Physical Review B, 2024 - APS
Investigating the time evolution of complexity in quantum systems entails evaluating the
spreading of the system's state across a defined basis in its corresponding Hilbert space …

Dynamical quantum phase transitions in non-Hermitian lattices

L Zhou, Q Wang, H Wang, J Gong - Physical Review A, 2018 - APS
In closed quantum systems, dynamical phase transitions are identified by the nonanalytic
behavior of the return probability as a function of time. In this work, we study the nonunitary …

Critical quantum metrology with fully-connected models: from Heisenberg to Kibble–Zurek scaling

L Garbe, O Abah, S Felicetti… - Quantum Science and …, 2022 - iopscience.iop.org
Phase transitions represent a compelling tool for classical and quantum sensing
applications. It has been demonstrated that quantum sensors can in principle saturate the …

Biorthogonal dynamical quantum phase transitions in non-hermitian systems

Y **g, JJ Dong, YY Zhang, ZX Hu - Physical Review Letters, 2024 - APS
By utilizing biorthogonal bases, we develop a comprehensive framework for studying
biorthogonal dynamical quantum phase transitions in non-Hermitian systems. With the help …

Dynamical quantum phase transitions: a geometric picture

J Lang, B Frank, JC Halimeh - Physical review letters, 2018 - APS
The Loschmidt echo is a purely quantum-mechanical quantity whose determination for large
quantum many-body systems requires an exceptionally precise knowledge of all eigenstates …

Quench dynamics and zero-energy modes: The case of the Creutz model

R Jafari, H Johannesson, A Langari… - Physical Review B, 2019 - APS
In most lattice models, the closing of a band gap typically occurs at high-symmetry points in
the Brillouin zone. Differently, in the Creutz model—describing a system of spinless fermions …