Search Results - "Rodriguez Salmon, Octavio D."

Cooper-pair size and binding energy for unconventional superconducting systems by Dinóla Neto, F., Neto, Minos A., Salmon, Octavio D. Rodriguez

“…•We found the first-order phase transitions induced by the hybridization as the Cooper-pairs is broken abruptly for V=Δab.•We found a dependence of the Cooper…”
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Multicritical behavior of the two-dimensional transverse Ising metamagnet in a longitudinal magnetic field by do Nascimento, Denise A., Pacobahyba, Josefa T., Neto, Minos A., Salmon, Octavio D. Rodriguez, Plascak, J.A.

“…Magnetic phenomena of the two-dimensional anisotropic antiferromagnetic Ising model in both uniform longitudinal (H) and uniform transverse (Ω) magnetic fields…”
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Phase diagrams of a spin-1 Ising system with competing short- and long-range interactions by Salmon, Octavio D Rodriguez, de Sousa, J Ricardo, Neto, Minos A

“…We have studied the phase diagrams of the one-dimensional spin-1 Blume-Capel model with anisotropy constant D, in which equivalent-neighbor ferromagnetic…”
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The spin-3/2 Blume–Capel model with competing short- and long-range interactions by Salmon, Octavio D. Rodriguez, de Sousa, José Ricardo, Neto, Minos A., Padilha, Igor T., Azevedo, J. Roberto Viana, Neto, Francisco Dinóla

“…The phase diagrams of the spin-3/2 Blume–Capel model with competing short and long-range interactions were studied through the free energy density obtained by…”
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First-order phase transition by a spin-flip potential in BCS superconductivity by Rodriguez Salmon, Octavio D., Dinóla Neto, Francisco, Padilha, Igor Tavares, Adão Neto, Minos M.

“…•First-order phase transition was observed in conventional superconductors;•The tri-critical point was obtained using statistical physics arguments;•Each point…”
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Multicritical behavior of two coupled Ising models in the presence of a random field by Salmon, Octavio D Rodriguez, Nobre, Fernando D

“…A system defined by two coupled Ising models, with a bimodal random field acting in one of them, is investigated. The interactions among variables of each…”
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Diamagnetic susceptibility of spin-triplet ferromagnetic superconductors by Belich, H., Salmon, Octavio D. Rodriguez, Shopova, V., Uzunov, Dimo I.

“…We calculate the diamagnetic susceptibility in zero external magnetic field above the phase transition from ferromagnetic phase to phase of coexistence of…”
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Cooper-pair size and binding energy for unconventional superconducting systems by Neto, Francisco Dinola, Neto, Minos A, Salmon, Octavio D. Rodriguez

“…The main proposal of this paper is to analyze the size of the Cooper pairs composed by unbalanced mass fermions from different electronic bands along the…”
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First-order phase transition by a spin-flip potential in BCS superconductivity by Salmon, Octavio D. Rodriguez, Padilha, Igor Tavares, Neto, Francisco Dinóla

“…A spin-flip potential $V$ is introduced in a BCS Hamiltonian in order to study a possible thermodynamic effect that might be caused by the addition of a…”
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The interaction of H 2, CO, CO 2, H 2O and NH 3 on ZnO surfaces: an Oniom Study by Lopes Martins, João Batista, Longo, Elson, Rodrı́guez Salmon, Octavio D., Espinoza, Vicente A.A., Taft, Carlton A.

“…We have used the Oniom method with three layers in order to study the interaction of CO, H 2, H 2O, NH 3 and CO 2 molecules with the ZnO ( 1 0 1 ¯ 0 ) surfaces…”
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Revisiting a variational study of the quantum spin-1/2 J 1 - J 1 ′ - J 2 Heisenberg antiferromagnet by Vidarte, Kevin J. Urcia, Nunura, Luigui A. Chero, Salmon, Octavio D. Rodriguez, de Sousa, José Ricardo

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Revisiting a variational study of the quantum spin-1/2 J^sub 1^ - J'^sub 1^ - J^sub 2^ Heisenberg antiferromagnet by Vidarte, Kevin J Urcia, Nunura, Luigui A Chero, Salmon, Octavio D Rodriguez, de Sousa, José Ricardo

“…The variational study of the ground state of the spin-1/2 anisotropic Heisenberg antiferromagnet has been revisited on a square lattice by improving and…”
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Ferromagnetic phases due to competing short- and long-range interactions in the spin-5/2 and spin-2 Blume–Capel model by Rodriguez Salmon, Octavio D., Neto, Minos A., Dinóla Neto, Francisco, Murillo Pariona, Denis Américo, Rojas Tapia, Justo

“…We broaden the study of the statistical physics of the spin-S Blume–Capel model with ferromagnetic mean-field interactions J in competition with short-range…”
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Multicritical Behavior of Two Coupled Ising Models in the Presence of a Random Field by Salmon, Octavio D. Rodriguez, Nobre, Fernando Dantas

“…Phys. Rev. E 89, 062104 (2014) A system defined by two coupled Ising models, with a bimodal random field acting in one of them, is investigated. The…”
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Revisiting a variational study of the quantum spin-1/2 J1-J1′-J2 Heisenberg antiferromagnet by Vidarte, Kevin J. Urcia, Nunura, Luigui A. Chero, Salmon, Octavio D. Rodriguez, de Sousa, José Ricardo

“…The variational study of the ground state of the spin-1/2 anisotropic Heisenberg antiferromagnet has been revisited on a square lattice by improving and…”
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Diamagnetic susceptibility of spin-triplet ferromagnetic superconductors by Belich, H, Salmon, Octavio D. Rodriguez, Shopova, Diana V, Uzunov, Dimo I

“…Physics Letters A 374, 1461 (2010) We calculate the diamagnetic susceptibility in zero external magnetic field above the phase transition from ferromagnetic…”
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Multicriticality in the Blume-Capel model under a continuous-field probability distribution by Salmon, Octavio D. Rodriguez, Tapia, Justo Rojas

“…J. Phys. A: Math. Theor. 43 (2010) 125003. The multicritical behavior of the Blume-Capel model with infinite-range interactions is investigated by introducing…”
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The interaction of H2, CO, CO2, H2O and NH3 on ZnO surfaces: an Oniom Study by Lopes Martins, João Batista, Longo, Elson, Rodrı́guez Salmon, Octavio D., Espinoza, Vicente A.A., Taft, Carlton A.

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Nonequilibrium study of the $J_{1}-J_{2}$ Ising model with random $J_{2}$ couplings in the square lattice by Salmon, Octavio D. Rodriguez, Neto, Minos A, Lobo, Thiago, Neto, Francisco Dinola

“…We studied the critical behavior of the $J_{1}-J_{2}$ spin-{1/2} Ising model in the square lattice by considering $J_{1}$ fixed and $J_{2}$ as random…”
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A mean-field approach applied for the ferromagnetic spin-1 Blume-Capel model by Viana, J. Roberto, Salmon, Octavio D. Rodriguez, Neto, Minos A

“…We applied a mean-field approach associated to Monte Carlo simulations in order to study the spin-1 ferromagnetic Blume-Capel model in the square and the…”
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