An Ising Spin-2 Model on Generalized Recursive Lattice: a Monte Carlo Study
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Superconductivity and Novel Magnetism"
DOI: 10.1007/s10948-018-4613-z
Abstract: The magnetic properties of Ising spin-2 model on recursive p-polygonal structures are studied using Monte Carlo simulations. The thermal magnetization and magnetic susceptibility of recursive 1-, 2-, 3-, and 4-polygonal structures have been terminated. The… read more here.
Keywords: monte carlo; polygonal structures; spin model; ising spin ... See more keywords
Calculation of Magnetic Exchange Interactions and Construction of a Spin Model for Low-Dimensional Magnetic Compounds
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Electronic Materials"
DOI: 10.1007/s11664-018-06913-w
Abstract: Here we present a calculation scheme which allows us to obtain the electronic structure and exchange interaction parameters of low-dimensional magnetic compounds with subsequent construction of the spin model and verification of this model by… read more here.
Keywords: construction spin; low dimensional; spin model; hbox ... See more keywords
Fabrication of atomic junctions with experimental parameters optimized using ground-state searches of Ising spin computing
Sign Up to like & getrecommendations! Published in 2019 at "Scientific Reports"
DOI: 10.1038/s41598-019-52438-5
Abstract: Feedback-controlled electromigration (FCE) is employed to control metal nanowires with quantized conductance and create nanogaps and atomic junctions. In the FCE method, the experimental parameters are commonly selected based on experience. However, optimization of the… read more here.
Keywords: fabrication atomic; atomic junctions; experimental parameters; spin model ... See more keywords
Bilinear-biquadratic spin-1 model in the Haldane and dimerized phases
Sign Up to like & getrecommendations! Published in 2022 at "Physical Review B"
DOI: 10.1103/physrevb.105.024424
Abstract: We study the low-lying spectrum of the bilinear-biquadratic Heisenberg model in the dimerized and Haldane phases using a tensor renormalization method. At the critical point θ = −π/4 the finitesize spectrum predicted by the Wess-Zumino-Witten… read more here.
Keywords: model haldane; model; bilinear biquadratic; biquadratic spin ... See more keywords
Magnetic properties of hematite revealed by an ab initio parameterized spin model
Sign Up to like & getrecommendations! Published in 2023 at "Physical Review B"
DOI: 10.1103/physrevb.107.184426
Abstract: Hematite is a canted antiferromagnetic insulator, promising for applications in spintronics. Here, we present ab initio calculations of the tensorial exchange interactions of hematite and use them to understand its magnetic properties by parameterizing a… read more here.
Keywords: magnetic properties; hematite revealed; model; properties hematite ... See more keywords
Quantum Rydberg Central Spin Model.
Sign Up to like & getrecommendations! Published in 2019 at "Physical review letters"
DOI: 10.1103/physrevlett.123.183001
Abstract: We consider dynamics of a Rydberg impurity in a cloud of ultracold bosonic atoms in which the Rydberg electron undergoes spin-changing collisions with surrounding atoms. This system realizes a new type of quantum impurity problems… read more here.
Keywords: electron; model; spin; central spin ... See more keywords
Entropic Uncertainty in Spin XY Model with Long-Range Interactions
Sign Up to like & getrecommendations! Published in 2020 at "Entropy"
DOI: 10.3390/e22080837
Abstract: The behavior of the uncertainty relations and their tightness for a system, consisting of two qubits interacting thermally with a magnetic field in the presence of Dzyaloshinskii–Moriya interaction, is discussed, where different types of interaction… read more here.
Keywords: entropic uncertainty; uncertainty; uncertainty spin; spin model ... See more keywords