Learning quantum systems
The future development of quantum technologies relies on creating and manipulating
quantum systems of increasing complexity, with key applications in computation, simulation …
quantum systems of increasing complexity, with key applications in computation, simulation …
Entanglement Hamiltonians: from field theory to lattice models and experiments
Results about entanglement (or modular) Hamiltonians of quantum many‐body systems in
field theory and statistical mechanics models, and recent applications in the context of …
field theory and statistical mechanics models, and recent applications in the context of …
Quantum Gravity Emergence from Entanglement in a Multi-Fold Universe
S Maes - 2020 - hal.science
We start from a hypothetical multi-fold universe U_ {MF}}, where the propagation of
everything is slower or equal to the speed of light and where entanglement extends the set …
everything is slower or equal to the speed of light and where entanglement extends the set …
Quantum variational learning of the entanglement Hamiltonian
Learning the structure of the entanglement Hamiltonian (EH) is central to characterizing
quantum many-body states in analog quantum simulation. We describe a protocol where …
quantum many-body states in analog quantum simulation. We describe a protocol where …
Estimation of Hamiltonian parameters from thermal states
We upper bound and lower bound the optimal precision with which one can estimate an
unknown Hamiltonian parameter via measurements of Gibbs thermal states with a known …
unknown Hamiltonian parameter via measurements of Gibbs thermal states with a known …
Negativity Hamiltonian: an operator characterization of mixed-state entanglement
In the context of ground states of quantum many-body systems, the locality of entanglement
between connected regions of space is directly tied to the locality of the corresponding …
between connected regions of space is directly tied to the locality of the corresponding …
Demonstrating the wormhole mechanism of the entanglement spectrum via a perturbed boundary
The Li-Haldane conjecture is one of the most famous conjectures in physics and opens a
new research area in the quantum entanglement and topological phase. Although a lot of …
new research area in the quantum entanglement and topological phase. Although a lot of …
Entanglement Hamiltonian of interacting fermionic models
F Parisen Toldin, FF Assaad - Physical review letters, 2018 - APS
Recent numerical advances in the field of strongly correlated electron systems allow the
calculation of the entanglement spectrum and entropies for interacting fermionic systems. An …
calculation of the entanglement spectrum and entropies for interacting fermionic systems. An …
Entanglement Hamiltonian during a domain wall melting in the free Fermi chain
We study the unitary time evolution of the entanglement Hamiltonian of a free Fermi lattice
gas in one dimension initially prepared in a domain wall configuration. To this aim, we …
gas in one dimension initially prepared in a domain wall configuration. To this aim, we …
On the continuum limit of the entanglement Hamiltonian
We consider the entanglement Hamiltonian for an interval in a chain of free fermions in its
ground state and show that the lattice expression goes over into the conformal one if one …
ground state and show that the lattice expression goes over into the conformal one if one …