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Marcelo Leite Lyra

Universidade Federal de Alagoas

SCHOLARLY PAPERS

7

DOWNLOADS

281

TOTAL CITATIONS

0

Scholarly Papers (7)

1.

Topological Quantum Phase Transition in a Mixed-Spin Heisenberg Tetramer Chain with Alternating Spin-1/2 and Spin-5/2 Dimers

Number of pages: 9 Posted: 24 Jan 2023
Universidade Federal de Alagoas, affiliation not provided to SSRN, Universidade Federal de Alagoas and affiliation not provided to SSRN
Downloads 77 (823,616)

Abstract:

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Ferrimagnetic quantum spin chain, Topological phase transition, Valence-bond solid states, Tangential finite-size scaling

2.

Collective Circular Swimmer-Like Behavior of Chiral Active Nematics Confined to a Circular Cavity

Number of pages: 9 Posted: 03 Oct 2024
Universidade Federal de Alagoas, Universidade Federal de Alagoas, Russian Academy of Sciences (RAS) and Universidade Federal de Alagoas
Downloads 49 (1,074,648)

Abstract:

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Active Matter, Chiral Nematics, Circular Swimmers, Molecular Dynamics, Chirality Clustering.

3.

Universality of the Topological Phase Transition in Mixed-Spin Tetramer Heisenberg Chains

Number of pages: 8 Posted: 05 Jun 2023
affiliation not provided to SSRN, Universidade Federal de Alagoas, affiliation not provided to SSRN and Universidade Federal de Alagoas
Downloads 43 (1,145,425)

Abstract:

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Quantum spin models, phase-diagram, valence-bond states, Topological transition, finite-size scaling, universality

4.

Critical Dynamics of Epidemic Processes with Lévy-Like Diffusion

Number of pages: 18 Posted: 30 Dec 2024
affiliation not provided to SSRN, affiliation not provided to SSRN, Universidade Federal de Alagoas and Universidade Federal de Alagoas
Downloads 40 (1,196,171)

Abstract:

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Epidemics modeling, Lévy diffusion, Absorbing state phase-transition

5.

Stationary Scattering Solution and Logic Operations in $X$-Coupled Tight-Binding Chains

Number of pages: 6 Posted: 06 Jun 2022
Marcelo Leite Lyra and Andressa Nunes
Universidade Federal de Alagoas and affiliation not provided to SSRN
Downloads 30 (1,318,317)

Abstract:

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Logic gates, tight-binding, travelling waves, contrast ratio

6.

Metallic-Insulator Phase Transitions in the Extended Harper Model

Number of pages: 10 Posted: 06 Oct 2023
João Chakrian, Marcelo Leite Lyra and Jonas Lima
affiliation not provided to SSRN, Universidade Federal de Alagoas and University of Konstanz
Downloads 22 (1,424,331)

Abstract:

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Metallic-insulator transitionExtended Harper modelOne-dimensional superlattice

7.

Spin-wave scattering by an extended anisotropic and antisymmetric ladder defect

Number of pages: 17 Posted: 27 Feb 2026
affiliation not provided to SSRN, affiliation not provided to SSRN, Universidade Federal de Alagoas and Universidade Federal de Alagoas
Downloads 20 (1,459,862)

Abstract:

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spin wave, scattering, ladder defect, anisotropic and antisymmetric interactions