Ostap Baran
Ostap Baran
Institute for Condensed Matter Physics of the National Academy of Sciences of Ukraine
Verified email at icmp.lviv.ua - Homepage
TitleCited byYear
Reentrant phase transitions in the Blume-Emery-Griffiths model on a simple cubic lattice: The two-particle cluster approximation
OR Baran, RR Levitskii
Physical Review B 65 (17), 172407, 2002
382002
Thermodynamics and dielectric properties of KH2PO4, RbH2PO4, KH2AsO4, RbH2AsO4 ferroelectrics
RR Levitskii, BM Lisnii, OR Baran
Condens. Matter Phys 4 (3), 523-552, 2001
192001
Thermodynamics and dielektric properties of the NH4H2PO4 type antiferroelectrics
RR Levitskii, BM Lisnii, OR Baran
Condens. Matter Phys 5 (3), 553-577, 2002
152002
Pair Correlation Functions of the Ising Type Model with Spin 1 within Two‐Particle Cluster Approximation
OR Baran, RR Levitskii
physica status solidi (b) 219 (2), 357-364, 2000
132000
Phase diagrams of spin-1 Ising model with bilinear and quadrupolar interactions under magnetic field. Two-particle cluster approximation
RR Levitskii, OR Baran, BM Lisnii
The European Physical Journal B-Condensed Matter and Complex Systems 50 (3 …, 2006
112006
Influence of electric field E 3 and mechanical shear stress σ 6 on KH2PO4 crystal ferroelectric phase transition
BM Lisnii, RR Levitskii, OR Baran
Phase Transitions 80 (1-2), 25-30, 2007
102007
An analog of the Vorpits' kii convergence criterion for branched continued fractions of special form
OE Baran
Journal of Mathematical Sciences 90 (5), 2348-2351, 1998
91998
Some convergence regions of branched continued fractions of special form
OE Baran
Carpathian Mathematical Publications 5 (1), 4-13, 2013
82013
Phase diagrams of spin-3/2 Blume–Capel model on rectangular lattice under longitudinal magnetic field
O Baran, R Levitskii
Physica B: Condensed Matter 408, 88-94, 2013
82013
Phase diagrams for ferroelectric-antiferroelectric mixed system
NA Korynevskii, OR Baran
Ferroelectrics 300 (1), 151-155, 2004
72004
Twin circular domains of convergence of branched continued fractions with inequivalent variables
OE Baran
Journal of Mathematical Sciences 174 (2), 209-218, 2011
62011
ВПЛИВ МАГНЕТНОГО ПОЛЯ НА ТЕРМОДИНАМIЧНI ХАРАКТЕРИСТИКИ СПIН-1 IЗИНҐIВСЬКОЇ МОДЕЛI З БIЛIНIЙНИМИ ТА КВАДРУПОЛЬНИМИ ВЗАЄМОДIЯМИ. КЛАСТЕРНЕ НАБЛИЖЕННЯ
РР Левицький, ОР Баран
JOURNAL OF PHYSICAL STUDIES 11 (3), 303-310, 2007
4*2007
Investigation of an Ising-type Model with an Arbitrary Value of Spin within the Two-particle Cluster Approximation. Blum-Emery-Griffiths Model
SI Sorokov, RR Levitskii, OR Baran
UKRAINS'KYI FIZYCHNYI ZHURNAL 41, 490-500, 1996
41996
Reference approach in theory of pseudospin systems
RR Levitskii, SI Sorokov, OR Baran
arXiv preprint arXiv:1905.07745, 2019
32019
Two-particle cluster approximation for Ising type model with arbitrary value of spin. Correlation functions of Blume-Emery-Griffiths model
SI Sorokov, RR Levitskii, OR Baran
Condens. Matter Phys, 57-87, 1997
31997
Some circular regions of convergence for branched continued fractions of a special form
OE Baran
Journal of Mathematical Sciences 205 (4), 491-500, 2015
22015
Thermodynamics of XXZ-model within two-particle cluster approximation (in Ukrainian)
RR Levitskii, SI Sorokov, OR Baran, IM Pyndsyn
Journal of Physical Studies 2, 391-400, 1998
21998
Spin-1/2 chain magnetoelectric: Effect of zigzag geometry
O Baran, V Ohanyan, T Verkholyak
Physical Review B 98 (6), 064415, 2018
12018
Influence of transverse field on the spin-3/2 Blume–Capel model on rectangular lattice
O Baran, R Levitskii
Journal of Magnetism and Magnetic Materials 324 (22), 3778-3783, 2012
12012
Two-Dimensional Spin-1/2 J1− J′ 1− J2 Heisenberg Model within Jordan–Wigner Transformation
OR Baran, TM Verkholyak
Ukrainian Journal of Physics 61 (7), 597-597, 2016
2016
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Articles 1–20