Ergotropy and capacity optimization in Heisenberg spin-chain quantum batteries
This study examines the performance of finite spin quantum batteries (QBs) using
Heisenberg XX, XY, XXZ, and XYZ spin models with Dzyaloshinsky-Moriya (DM) and Kaplan …
Heisenberg XX, XY, XXZ, and XYZ spin models with Dzyaloshinsky-Moriya (DM) and Kaplan …
Quantum phase transitions for an integrable quantum Rabi-like model with two interacting qubits
A two-interacting-qubit quantum Rabi-like model with vanishing transverse fields on the
qubit pair is studied. Independently of the coupling regime, this model can be exactly and …
qubit pair is studied. Independently of the coupling regime, this model can be exactly and …
[HTML][HTML] Quantum phase transitions probed by EPR spectra in dimeric spin arrays with supramolecular couplings
R Calvo, RP Sartoris, OR Nascimento, M Šedivý… - Coordination Chemistry …, 2023 - Elsevier
Dimeric compounds with nearly isolated molecular units (d-units) having pairs of spins s 1
and s 2 coupled by antiferromagnetic (AFM) exchange H 0=-J 0 s 1· s 2 are non-trivial …
and s 2 coupled by antiferromagnetic (AFM) exchange H 0=-J 0 s 1· s 2 are non-trivial …
[HTML][HTML] Coupled quantum pendula as a possible model for Josephson-junction-based axion detection
The model of two coupled quantum pendula is studied and its suitability to describe
Josephson junctions interacting with axions is analysed. It is shown that some physical …
Josephson junctions interacting with axions is analysed. It is shown that some physical …
Superradiant Quantum Phase Transition for an Exactly Solvable Two-Qubit Spin-Boson Model
A spin-boson-like model with two interacting qubits is analysed. The model turns out to be
exactly solvable since it is characterized by the exchange symmetry between the two spins …
exactly solvable since it is characterized by the exchange symmetry between the two spins …
Intrinsic decoherence dynamics and dense coding in dipolar spin system
Y Khedif, R Muthuganesan - Applied Physics B, 2023 - Springer
The quantum decoherence is an ineluctable process when a quantum system interacts with
its surrounding environment. Milburn's dynamical master equation, as a modified shape of …
its surrounding environment. Milburn's dynamical master equation, as a modified shape of …
Analytically solvable Hamiltonian in invariant subspaces
We study a generic time-dependent Jaynes–Cummings model, discovering universal
features of its time evolution on a dynamical time scale which is here defined as an integral …
features of its time evolution on a dynamical time scale which is here defined as an integral …
The intrinsic decoherence effects on nonclassical correlations in a dipole-dipole two-spin system with Dzyaloshinsky-Moriya interaction
Bipolar spin systems are expected to provide a reliable and scalable platform for advances
in quantum computing and nanotechnology. Thus, the survey of the dynamics of the …
in quantum computing and nanotechnology. Thus, the survey of the dynamics of the …
Two-qubit entanglement generation through non-Hermitian Hamiltonians induced by repeated measurements on an ancilla
In contrast to classical systems, actual implementation of non-Hermitian Hamiltonian
dynamics for quantum systems is a challenge because the processes of energy gain and …
dynamics for quantum systems is a challenge because the processes of energy gain and …
On the dynamics of correlations in 2⊗ 3 Heisenberg chains with inhomogeneous magnetic field
The majority of entanglement measurement research concentrates on systems that can be
represented by two interacting qubits. This is because there aren't many researches that …
represented by two interacting qubits. This is because there aren't many researches that …