Articles with "square lattice" as a keyword



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Magnetic anisotropy in permalloy antidot square lattice

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Published in 2022 at "Journal of Magnetism and Magnetic Materials"

DOI: 10.1016/j.jmmm.2021.168680

Abstract: Abstract Magnetic anisotropy of Permalloy (Py) antidot square lattice was investigated by torquemetry method using Rotation Magneto-Optic Kerr Effect (ROTMOKE). We find that there exists a field-dependent 4-fold magnetic anisotropy with the easy magnetization axis… read more here.

Keywords: anisotropy; anisotropy permalloy; square lattice; magnetic anisotropy ... See more keywords
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Characteristics of solid-core square-lattice microstructured optical fibers using an analytical field model

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Published in 2017 at "Optics and Laser Technology"

DOI: 10.1016/j.optlastec.2017.05.009

Abstract: Abstract The excellent propagation properties of square-lattice microstructured optical fibers (MOFs) have been widely recognized. We generalized our recently developed analytical field model (Sharma and Sharma, 2016), for index-guiding MOFs with square-lattice of circular air-holes… read more here.

Keywords: field; lattice microstructured; field model; square lattice ... See more keywords
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Multirange Ising model on the square lattice.

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Published in 2020 at "Physical review. E"

DOI: 10.1016/j.physa.2019.122383

Abstract: We study the Ising model on the square lattice (Z^{2}) and show, via numerical simulation, that allowing interactions between spins separated by distances 1 and m (two ranges), the critical temperature, T_{c}(m), converges monotonically to… read more here.

Keywords: square lattice; critical temperature; ising model; model ... See more keywords
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Tunable band gap in distorted square lattice’s phonon spectrum

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Published in 2021 at "Results in physics"

DOI: 10.1016/j.rinp.2021.104697

Abstract: Abstract The multi-body system’s elasticity and vibrational behavior is an old topic. The conventional method to study this issue is to transform a multi-body system to an abstracted network model consisting of nodes connected by… read more here.

Keywords: gap; square lattice; distorted square; phonon ... See more keywords
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Acetylene storage performance of [Ni(4,4'-bipyridine)2(NCS)2]n, a switching square lattice coordination network.

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Published in 2022 at "Chemical communications"

DOI: 10.1039/d1cc06638b

Abstract: We report that the previously reported square lattice coordination network [Ni(4,4'-bipyridine)2(NCS)2]n, sql-1-Ni-NCS, undergoes acetylene induced switching between closed (nonporous) and open (porous) phases. The resulting stepped sorption isotherms exhibit temperature controlled steps, consistent high uptake… read more here.

Keywords: bipyridine ncs; acetylene storage; lattice coordination; square lattice ... See more keywords
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Adsorbate-dependent phase switching in the square lattice topology coordination network [Ni(4,4'-bipyridine)2(NCS)2]n.

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Published in 2022 at "Chemical communications"

DOI: 10.1039/d2cc06549e

Abstract: Switching coordination networks (CNs) featuring stepped sorption isotherms that are accompanied by phase changes offer promise for gas storage and separation applications. However, their responsiveness to different adsorbates remains largely understudied. Herein, we report the… read more here.

Keywords: topology; bipyridine ncs; coordination; phase ... See more keywords
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Exact finite-size scaling for the random-matrix representation of bond percolation on square lattice.

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Published in 2022 at "Chaos"

DOI: 10.1063/5.0079323

Abstract: We report on the exact treatment of a random-matrix representation of a bond-percolation model on a square lattice in two dimensions with occupation probability p. The percolation problem is mapped onto a random complex matrix… read more here.

Keywords: percolation; matrix representation; representation bond; square lattice ... See more keywords
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Numerical simulations study of a spin-1 Blume–Emery–Griffiths model on a square lattice

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Published in 2019 at "Journal of Statistical Mechanics: Theory and Experiment"

DOI: 10.1088/1742-5468/ab0817

Abstract: We use the Monte Carlo simulation technique to study the critical behavior of a three-state spin model, with bilinear and biquadratic nearest neighbor interactions, known as the Blume–Emery–Griffiths model (BEG), in a square lattice. In… read more here.

Keywords: griffiths model; emery griffiths; blume emery; model ... See more keywords
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Lattice Green/Neumann function for the 2D Laplacian operator defined on square lattice on cylinders, tori and other geometries with some applications

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Published in 2023 at "Journal of Physics A: Mathematical and Theoretical"

DOI: 10.1088/1751-8121/accfd5

Abstract: The lattice Green function for the discrete planar Laplacian defined on regular square lattice wrapped around cylinders and tori are rigorously defined and obtained in an exact analytic form. The method of images well-known in… read more here.

Keywords: function; lattice green; cylinders tori; square lattice ... See more keywords
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Complete classification of trapping coins for quantum walks on the two-dimensional square lattice

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Published in 2020 at "Physical Review A"

DOI: 10.1103/physreva.102.012207

Abstract: One of the unique features of discrete-time quantum walks is called trapping, meaning the inability of the quantum walker to completely escape from its initial position, although the system is translationally invariant. The effect is… read more here.

Keywords: square lattice; walks two; dimensional square; quantum walks ... See more keywords
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Quantum crystallography of Rydberg-dressed Bose gases on a square lattice

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Published in 2017 at "Physical Review A"

DOI: 10.1103/physreva.95.013631

Abstract: We numerically investigate the quantum crystallographic phases of a Rydberg-dressed Bose gas loaded on a square lattice by using the mean-field Gross--Pitaevskii model. For a relatively weak lattice confinement, the phases of ground state undergo… read more here.

Keywords: bose gases; quantum crystallography; dressed bose; crystallography rydberg ... See more keywords