Quantum metrological capability as a probe for quantum phase transition
The comprehension of quantum phase transitions (QPTs) is considered as a critical foothold
in the field of many-body physics. Developing protocols to effectively identify and understand …
in the field of many-body physics. Developing protocols to effectively identify and understand …
Multisite gates for state preparation in quantum simulation of the Bose-Hubbard model
P Praneel, TG Kiely, EJ Mueller, AG Petukhov - Physical Review A, 2024 - APS
We construct a sequence of multisite gates which transform an easily constructed product
state into an approximation to the superfluid ground state of the Bose-Hubbard model. The …
state into an approximation to the superfluid ground state of the Bose-Hubbard model. The …
Kinetic magnetism and stripe order in the doped AFM bosonic model
Unraveling the microscopic mechanisms governing the physics of doped quantum magnets
is a central challenge in strongly correlated many-body physics. Quantum simulation …
is a central challenge in strongly correlated many-body physics. Quantum simulation …
Counterdiabatic, Better, Faster, Stronger: Optimal control for approximate counterdiabatic driving
I Čepaitė - arXiv preprint arXiv:2403.20267, 2024 - arxiv.org
Adiabatic protocols are employed across a variety of quantum technologies, from
implementing state preparation and individual operations that are building blocks of larger …
implementing state preparation and individual operations that are building blocks of larger …
Generalized Josephson effect with arbitrary periodicity in quantum magnets
A Tripathi, F Gerken, P Schmitteckert… - arXiv preprint arXiv …, 2024 - arxiv.org
Easy-plane quantum magnets are strikingly similar to superconductors, allowing for spin
supercurrent and an effective superconducting phase stemming from their $ U (1) $ rotation …
supercurrent and an effective superconducting phase stemming from their $ U (1) $ rotation …
Chiral eigenbases of the XX and XY quantum spin chains
X Zhang, F Göhmann, A Klümper, V Popkov - arXiv preprint arXiv …, 2024 - arxiv.org
We calculate the values of observables in chiral eigenstates of the XX quantum spin chain
that were introduced in in our recent work and compare the form of the result with the …
that were introduced in in our recent work and compare the form of the result with the …