ONOFRE ROJAS
ONOFRE ROJAS
Departamento de Física, Universidade Federal de Lavras
Verified email at ufla.br - Homepage
TitleCited byYear
Generalized transformation for decorated spin models
O Rojas, JS Valverde, SM De Souza
Physica A: Statistical Mechanics and its Applications 388 (8), 1419-1430, 2009
762009
Thermal entanglement of a spin-1/2 Ising–Heisenberg model on a symmetrical diamond chain
NS Ananikian, LN Ananikyan, LA Chakhmakhchyan, O Rojas
Journal of Physics: Condensed Matter 24 (25), 256001, 2012
662012
Exactly solvable mixed-spin Ising-Heisenberg diamond chain with biquadratic interactions and single-ion anisotropy
O Rojas, SM de Souza, V Ohanyan, M Khurshudyan
Physical Review B 83 (9), 094430, 2011
602011
Thermal entanglement in an exactly solvable Ising-XXZ diamond chain structure
O Rojas, M Rojas, NS Ananikian, SM de Souza
Physical Review A 86 (4), 042330, 2012
582012
Phase diagram of the asymmetric tetrahedral Ising–Heisenberg chain
JS Valverde, O Rojas, SM de Souza
Journal of Physics: Condensed Matter 20 (34), 345208, 2008
542008
Pairwise thermal entanglement in the Ising-XYZ diamond chain structure in an external magnetic field
J Torrico, M Rojas, SM de Souza, O Rojas, NS Ananikian
EPL (Europhysics Letters) 108 (5), 50007, 2014
362014
High temperature expansion for a chain model
O Rojas, SM De Souza, MT Thomaz
Journal of Mathematical Physics 43 (3), 1390-1407, 2002
322002
Direct algebraic mapping transformation for decorated spin models
O Rojas, SM De Souza
Journal of Physics A: Mathematical and Theoretical 44 (24), 245001, 2011
262011
Spin frustration of a spin-1/2 Ising–Heisenberg three-leg tube as an indispensable ground for thermal entanglement
J Strečka, RC Alécio, ML Lyra, O Rojas
Journal of Magnetism and Magnetic Materials 409, 124-133, 2016
242016
Frustrated Ising model on the Cairo pentagonal lattice
M Rojas, O Rojas, SM de Souza
Physical Review E 86 (5), 051116, 2012
242012
Phase diagram of a coupled tetrahedral Heisenberg model
O Rojas, FC Alcaraz
Physical Review B 67 (17), 174401, 2003
242003
Magnetization process, bipartite entanglement, and enhanced magnetocaloric effect of the exactly solved spin-1/2 Ising-heisenberg tetrahedral chain
J Strečka, O Rojas, T Verkholyak, ML Lyra
Physical Review E 89 (2), 022143, 2014
232014
Geometrical frustration of an extended hubbard diamond chain in the quasiatomic limit
O Rojas, SM De Souza, NS Ananikian
Physical Review E 85 (6), 061123, 2012
232012
Spinless fermion model on diamond chain
O Rojas, SM De Souza
Physics Letters A 375 (10), 1295-1299, 2011
232011
Thermal entanglement in an orthogonal dimer-plaquette chain with alternating Ising–Heisenberg coupling
HG Paulinelli, SM De Souza, O Rojas
Journal of Physics: Condensed Matter 25 (30), 306003, 2013
222013
Two-dimensional -Ising model on a square-hexagon lattice
JS Valverde, O Rojas, SM de Souza
Physical Review E 79 (4), 041101, 2009
222009
Spin-wave analysis of the spin-1 Heisenberg antiferromagnet with uniaxial single-ion anisotropy in a field
CJ Hamer, O Rojas, J Oitmaa
Physical Review B 81 (21), 214424, 2010
212010
Magnetic, thermal, and entanglement properties of a distorted ising-hubbard diamond chain
M Nalbandyan, H Lazaryan, O Rojas, S Martins de Souza, N Ananikian
Journal of the Physical Society of Japan 83 (7), 074001, 2014
182014
Spin frustration and fermionic entanglement in an exactly solved hybrid diamond chain with localized Ising spins and mobile electrons
J Torrico, M Rojas, MSS Pereira, J Strečka, ML Lyra
Physical Review B 93 (1), 014428, 2016
172016
Magnetization non-rational quasi-plateau and spatially modulated spin order in the model of the single-chain magnet,[{(CuL) 2Dy}{Mo (CN) 8}]· 2CH3CN· H2O
S Bellucci, V Ohanyan, O Rojas
EPL (Europhysics Letters) 105 (4), 47012, 2014
172014
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Articles 1–20