Characterization and verification of trotterized digital quantum simulation via hamiltonian and liouvillian learning

L Pastori, T Olsacher, C Kokail, P Zoller - PRX Quantum, 2022 - APS
The goal of digital quantum simulation is to approximate the dynamics of a given target
Hamiltonian via a sequence of quantum gates, a procedure known as Trotterization. The …

Reconstructing effective Hamiltonians from nonequilibrium (pre-) thermal steady states

S Nandy, M Schmitt, M Bukov, Z Lenarčič - arxiv preprint arxiv …, 2023 - arxiv.org
Reconstructing Hamiltonians from local measurements is key to enabling reliable quantum
simulation: both validating the implemented model, and identifying any left-over terms with …

Reconstructing effective Hamiltonians from nonequilibrium thermal and prethermal steady states

S Nandy, M Schmitt, M Bukov, Z Lenarčič - Physical Review Research, 2024 - APS
Reconstructing Hamiltonians from local measurements is key to enabling reliable quantum
simulations: both validating the implemented model and identifying any leftover terms with …

Unsupervised learning of effective quantum impurity models

JB Rigo, AK Mitchell - Physical Review Research, 2024 - APS
Generalized quantum impurity models—which feature a few localized and strongly
correlated degrees of freedom coupled to itinerant conduction electrons—describe diverse …

Unsupervised Model Learning for Quantum Impurity Systems

JB Rigo, AK Mitchell - arxiv preprint arxiv:2401.13600, 2024 - arxiv.org
Generalized quantum impurity models--which feature a few localized and strongly-
correlated degrees of freedom coupled to itinerant conduction electrons--describe diverse …

Finite time quantum-classical correspondence in quantum chaotic systems

Q Wang, M Robnik - arxiv preprint arxiv:2409.05596, 2024 - arxiv.org
Although the importance of the quantum-classical correspondence has been recognized in
numerous studies of quantum chaos, whether it still holds for finite time dynamics remains …