Zak³ad Dynamiki Nieliniowej i Uk³adów Z³o¿onych
Instytut Fizyki Teoretycznej
Uniwersytet Wroc³awski

publikacje

Artyku³y:

  1. A. Pêkalski, J. Szwabiñski
    Role of detritus in a spatial food web model with diffusion
    Phys. Rev. E 89, 052714(2014)
  2. A. Pêkalski, J. Szwabiñski
    Dynamics of three types of annual plants competing for water and light
    Physica A 392, 710-721(2013)
  3. M. Droz, A. Pêkalski
    Model of annual plants dynamics with facilitation and competition
    Journal of Theoretical Biology 335, 1-12(2013)
  4. J. Szwabiñski, A. Pêkalski, I. Bena , M. Droz
    Food web model with detritus path
    Physica A 389, 2545 - 2556(2010)
  5. A. Pêkalski, J. Szwabiñski
    Stability of a model food web
    Phys. Rev. E 79, 021915(2009)
  6. G. K. Pawlikowski, A. Pêkalski
    Surface diffusion of charged particles: Monte Carlo study
    Phys. Rev. B 79, 045419(2009)
  7. K. Pawlikowski, A. Pêkalski
    Model for pattern formation of charged particles
    Phys. Rev. B 77, 174202(2008)
  8. P. M.C. de Oliveira, S. Moss de Oliveira, D. Stauffer, S. Cebrat and A. Pêkalski
    Does sex induce a phase transition?
    Eur. Phys. J. B 63(2), (2008)
  9. A. Pêkalski , M. Ausloos
    Risk of population extinction from periodic and abrupt changes of environment
    Physica A 387(11), (2008)
  10. B. Pabjan and A. Pêkalski
    Model of opinion forming and voting
    Physica A 387(11), (2008)
  11. I. Bena, M. Droz, J. Szwabiñski and A. Pêkalski
    How bad is to be slow-reacting? On the effect of the delay in response to a changing environment on a population's survival
    Eur. Phys. J. B 10.1140/epjb/e2008-00157-2, (2008)
  12. A. Pêkalski, J. Szwabiñski, I. Bena and M. Droz
    Extinction risk and structure of a food web model
    Phys. Rev. E 77, 031917(2008)
  13. J. Szwabiñski, A. Pêkalski and K. Trojan
    Effects of competition and predation in a three species model
    Banach Center Publications 80, 265-269(2008)
  14. I. Bena, M. Droz, J. Szwabiñski and A. Pêkalski
    Complex population dynamics as a competition between multiple time-scale phenomena
    Phys. Rev. E 76, 1(2007)
  15. A. Pêkalski
    Role of selective mating in population splitting
    Int. J. Mod. Phys. C 18, 1397-1405(2007)
  16. B. Pabjan, A. Pêkalski
    Model of prison riots
    Physica A 375, 307-316(2007)
  17. J. Szwabiñski and A. Pêkalski
    Effects of random habitat destruction in a predator-prey model
    Physica A 360, 59(2006)
  18. J. Szwabiñski, A. Pêkalski and K. Trojan
    Competition and Predation in a Three Species Model
    Int. J. Mod. Phys. C 17, 1629-1645(2006)
  19. A. Pêkalski
    A short guide to predator-prey lattice models
    Computing in Science and Engineering 2-6 January/February, (2004)
  20. M. Ausloos, P. Clippe and A. Pêkalski
    Evolution of economic entities under heterogeneous political/environmental conditions within a Bak-Sneppen-like dynamics
    Physica A 332, 394-402(2004)
  21. M. Droz and A. Pêkalski
    Population dynamics with or without evolution: a physicist's approach
    Physica A 336, 84-92(2004)
  22. M. Ausloos, P. Clippe and A. Pêkalski
    Model of macroeconomic evolution in stable regionally dependent economic fields
    Physica A 337, 269-287(2004)
  23. M. Droz and A. Pêkalski
    Role of evolution by natural selection in population dynamics
    Phys. Rev. E 69, 051912-1-6(2004)
  24. K. Pawlikowski and A. Pêkalski
    Populations in a periodically changing habitat. Comparison of two extended models
    Physica A 342, 597-611(2004)
  25. M. Ausloos, P. Clippe, J. Mi¶kiewicz and A. Pêkalski
    A (reactive) lattice gas approach to economic cycles
    Physica A 344, 1-7(2004)
  26. A. Pêkalski
    A simple model of colonization
    Physica A 318, 447-452(2003)
  27. M. Ausloos, P. Clippe and A. Pêkalski
    Simple model for the dynamics of correlations in the evolution of economic entities under varying economic conditions
    Physica A 314, 330-337(2003)
  28. K. Trojan, A. Pêkalski
    Dynamics of predator-prey model in a habitat with cover
    Physica A 330, 130-138(2003)
  29. A. Pêkalski
    Microreview od some non-solid state two-dimensional models
    Progress in Surface Science 74, 415-421(2003)
  30. M. Droz and A. Pêkalski
    Dynamics of populations in a changing environment
    Phys. Rev. E 65, 051911-1--6(2002)
  31. M. Schulz and A. Pêkalski
    Disorder-induced genetic divergence: A Monte Carlo study
    Phys. Rev. E 66, 041907-1-6(2002)
  32. A. Pêkalski
    Evolution of population in changing conditions
    Physica A 314, 114-119(2002)
  33. T. Antal, M. Droz, J. Magnin, A. Pêkalski and Z. R'{a}cz
    Formation of Liesegang patterns: Simulations using a kinetic Monte Carlo model
    J. Chem. Phys. 114, 3770-5(2001)
  34. M. Droz and A. Pêkalski
    Coexistence in a predator-prey system
    Phys. Rev. E 63, 051909-1--5(2001)
  35. A. Pêkalski
    Ising model on a small world network
    Phys. Rev.E 64, 057104-1--4(2001)
  36. D.A. Huckaby, A. Pêkalski, B. Buzatu and FD Buzatu
    Amphiphile-rich phase in a model ternary solution on a honeycomb lattice
    J. Chem. Phys. 11, 6775-9(2001)
  37. M. Droz and A. Pêkalski
    Different strategies of evolution in a predator-prey system
    Physics A 298, 545-552(2001)
  38. G. Kondrat, A. Pêkalski
    Percolation and jamming in random sequential adsorption of linear segments on a square lattice
    Phys. Rev. E 63, 051108(2001)
  39. G. Kondrat, A. Pêkalski
    Percolation and jamming in random bond deposition
    Phys. Rev. E 64, 056118(2001)
  40. K. Sznajd-Weron and A. Pêkalski
    Model of population migration in a changing habitat
    Physica A 294, 424-430(2001)
  41. A. Pêkalski, K. Sznajd-Weron
    Population dynamics with and without selection
    Phys. Rev. E 63, 031903(2001)
  42. A. Pêkalski
    Model of evolution with sexual and non-sexual reproduction
    Eur.Phys.J. B 13, 791-796(2000)
  43. A. Pêkalski
    Effect of eugenics on the evolution of populations
    Eur.Phys.J. B 17, 329-332(2000)
  44. K. Lichota, A. Pêkalski and Jan P. Radomski
    Genetic Manipulation and the Population's Fate
    Int.J.Mod.Phys. C 11, 1371-81(2000)
  45. A. Pêkalski
    Mutations and changes of the environment in a model of biological evolution.
    Physica A 265, 255-263(1999)
  46. I Mróz and A. Pêkalski
    Model of populations colonizing a new habitat.
    Eur.Phys.J. B 10, 181-186(1999)
  47. K. Skwarek, A. Pêkalski and M. Ausloos
    Monte Carlo analysis of tracer diffusion mechanisms in {6+c}$
    Eur.Phys.J. B 11, 369-175(1999)
  48. S. Cebrat and A. Pêkalski
    Model of population evolution with and without eugenics
    Eur.Phys.J. B 11, 687-690(1999)
  49. K. Sznajd-Weron and A. Pêkalski
    Statistical physics model of an evolving population
    Physica A 274, 91-98(1999)
  50. K. Sznajd-Weron and A. Pêkalski
    Evolution of populations in a changing environment
    Physica A 269, 527-535(1999)
  51. M Ausloos, I Mróz, A. Pêkalski and N Vandewalle
    Lattice gas model of gradual evolution.
    Physica A 248, 155-64(1998)
  52. A. Pêkalski
    A model of population dynamics.
    Physica A 252, 325-35(1998)
  53. J. Hoffmann and A. Pêkalski
    Dynamics of two populations with different birth rates.
    Int.J.of Modern Physics C 9, 633-41(1998)
  54. A. Pêkalski and D.Stauffer
    Three species Lotka-Volterra model.
    Int.J.of Modern Physics C 9, 777-83(1998)
  55. K. Sznajd-Weron and A. Pêkalski
    Changes of a continuous character caused by gene flow. A Monte Carlo study
    Physica A 259, 457-465(1998)
  56. K. Sznajd-Weron and A. Pêkalski
    Evolution under stabilizing selection through gene flow
    Physica A 252, 336-344(1998)
  57. G Czarnecki, M R Dudek, A. Pêkalski and J Cis³o
    Tracer diffusion of ppubs with soft-core interactions studied by Monte Carlo simulations.
    J.Phys.A:Math.Gen. 29, 3367-74(1996)
  58. A. Pêkalski and K Skwarek
    Monte Carlo investigation of the role of initial conditions on oxygen diffusion in planar {6+x}$.
    Phys. Rev. B 54, 4315-19(1996)
  59. I. Mroz, A. Pêkalski and K. Sznajd-Weron
    Conditions for adaptation of an evolving population
    Phys. Rev. Lett. 76, 3025(1996)
  60. A. Pêkalski and M Ausloos
    Model of oxygen diffusion in {6+x}$ with next nearest neighbor hopping. A Monte Carlo study.
    Phys. Rev. B 52, 4577-82(1995)
  61. A. Pêkalski and M Ausloos
    Surface tracer diffusion in the presence of a solid barrier: a Monte Carlo study.
    Surface Sc. 344, L1271-4(1995)
  62. A. Pêkalski and M Ausloos
    Monte Carlo investigation of surface self-diffusion: The role of anisotropic next-nearest neighbor interactions.
    J. Chem. Phys. 100, 3175-80(1994)
  63. A. Pêkalski and M Ausloos
    Monte Carlo simulation of oxygen diffusion in planar model of 123 YBCO.
    Physica C 226, 188-198(1994)
  64. A. Pêkalski
    Premeability of thin random media.
    Physica A 196, 21-32(1993)
  65. A. Pêkalski
    Relaxation in the diluted XY model.
    J.Phys. A 24, 1253-9(1991)
  66. Cz Oleksy and A. Pêkalski
    Cellular automata approach to relaxation in the Lorentz gas.
    Physica A 164, 105-16(1990)
  67. Z Koza, Cz Jasiukiewicz and A. Pêkalski
    Transfer matrix methods in the Blume-Emmery-Griffiths model.
    Physica A 164, 191-206(1990)
  68. Z. Koza, Cz. Jasiukiewicz and A. Pêkalski
    Transfer matrix methods in the Blume-Emery-Griffiths model
    Physica A 164, 191-206(1990)
  69. A. Pêkalski
    Phase diagrams of two inhomogeneous Ising models on the triangular lattice.
    J.Phys. A 22, 105-116(1989)
  70. A. Pêkalski
    Phase diagrams for a model of a lipid monolayer.
    Eur.Biophys.J. 16, 39-44(1988)
  71. SJ Knak-Jensen, A. Pêkalski and J Sznajd
    The phase diagram of a simple model with randomness.
    J.Phys. C 19, 2995-3004(1986)
  72. M Dudek and A. Pêkalski
    A magnetic lattice gas of composite ppubs in a transverse field.
    Physica A 137A, 464-76(1986)
  73. A Komoda and A. Pêkalski
    Role of mixed couplings in a phase diagram of a mixture of easy axis and easy plane antiferromagnets.
    Progr.Theor.Phys.Suppl. 87, 176-9(1986)
  74. M Droz and A. Pêkalski
    Mean field-like renormalization group study of random two-component magnetic systems.
    Physics Letters A 107, 89-92(1985)
  75. A Komoda and A. Pêkalski
    Magnetization for a system of Ising and Heisenberg-like spins
    J.Phys. C 18, 3521-31(1985)
  76. M Dudek and A. Pêkalski
    Magnetic lattice gas of molecules with internal structure.
    Physica A 126, 504-19(1984)
  77. A. Pêkalski
    Lattice gas model for monolayer of amphipatic molecules.
    Physica A 129, 225-31(1984)
  78. A Komoda and A. Pêkalski
    Critical properties of site-diluted Heisenberg and Ising magnets.
    J.Phys. C 16, 3167-74(1983)
  79. M Ausloos, P Clippe, JM Kowalski, J Pêkalska and A. Pêkalski
    Simple model of a disordered magnetic lattice gas.
    Phys. Rev. A 28, 3080-4(1983)
  80. M Ausloos, P Clippe, JM Kowalski, J Pêkalska and A. Pêkalski
    One-dimensional magnetic lattice gas.
    J.Magn.and Magn.Materials 39, 21-2(1983)
  81. J Sznajd and A. Pêkalski
    Multicritical points in a system with random single-spin anisotropy.
    J.Magn.and Magn.Materials 27, 298-302(1982)
  82. D Huckaby, AM Daugherty and A. Pêkalski
    Phase transitions in lattice gases of orientable molecules.
    Phys. Rev. A 26, 3528-31(1982)
  83. A Komoda and A. Pêkalski
    Effective Hamiltonian method for S=1 Ising ferromagnet.
    Solid St.Comm. 38, 219-20(1981)
  84. A Komoda and A. Pêkalski
    Critical temperature for a system with Heisenberg-like nn and Ising-like nnn interactions.
    Physica A 108, 164-8(1981)
  85. M Ausloos, JM Kowalski, A. Pêkalski and JC van Hay
    Magnon density in bond disordered anisotropic Heisenberg system.
    Physica B 107, 79-80(1981)
  86. A Komoda and A. Pêkalski
    Critical temperatures for models with random distribution of Ising and Heisenberg-like spins.
    J.Phys. C 14, L1067-72(1981)
  87. Z Mroziñska and A. Pêkalski
    Remark on the application of the effective Hamiltonian method for random systems.
    Solid St. Comm. 33, 789-91(1980)
  88. M Ausloos, P Clippe, JM Kowalski and A. Pêkalski
    Phase diagrams of model ferrofluids.
    IEEE Trans.on Magnetics MAG-16, 233-6(1980)
  89. A. Pêkalski
    Critical temperature for Ising systems with regularly arranged impurities.
    J.Phys. A 13, L51-3(1980)
  90. M Ausloos and A. Pêkalski
    Approximate equivalence of quenched and annealed random systems in the effective Hamiltonian approximation.
    J.Phys. A 13, 2537-40(1980)
  91. A. Pêkalski and M Ausloos
    Critical temperature of inhomogeneous mixtures of Ising and Heisenberg substances.
    Physica A 101, 507-17(1980)
  92. M Ausloos, P Clippe, JM Kowalski and A. Pêkalski
    Magnetic lattice gas.
    Phys. Rev. A 22, 2218-29(1980)
  93. J Jakubczak, Z Mroziñska and A. Pêkalski
    Critical temperature of mixed ferromagnetic and antiferromagnetic Ising systems with arbitrary spin.
    J.Phys. C 12, 2341-9(1979)
  94. A. Pêkalski
    Some critical properties of a three-dimensional system of randomly mixed Heisenberg and Ising bonds.
    Acta Phys.Polon. A 54, 23-9(1978)
  95. M Ausloos and A. Pêkalski
    Physical properties of a spin model described by an effective Hamiltonian with two kinds of random magnetic bonds.
    Solid St.Comm. 26, 977-80(1978)
  96. A. Pêkalski
    Systems with randomly mixed Heisenberg and Ising bonds
    Acta Phys.Polon. A 51, 789-93(1977)
  97. A. Pêkalski
    Critical properties of two-dimensional systems with randomly mixed Heisenberg and Ising bonds
    J.Phys. C 10, 4785-91(1977)
  98. A. Pêkalski and T Oguchi
    Random mixtures in annealed and quenched bond Ising model.
    Progr.Theor.Phys. 54, 1021-27(1975)
  99. JM Kowalski and A. Pêkalski
    One-dimensional Ising model with random bonds.
    J.Phys. C 8, 2085-90(1975)
  100. A. Pêkalski and W.J. Ziêtek
    The field dependent magnetic phases of a uniaxial two-sublattice antiferromagnet of Neel type. I.Energy spectra, ground states and critical fields.
    Acta Phys.Polon. A 39, 327-41(1971)
  101. A. Pêkalski
    The field dependent... II. Magnetizations, magnetic susceptibilities, phase transitions.
    Acta Phys.Polon. A 40, 189-203(1971)
  102. JM Kowalski and A. Pêkalski
    On the formula for average dipole moment in the theory of order-disorder ferroelectrics.
    Phys.Stat.Sol. 34, K33-5(1969)
  103. A. Pêkalski and W.J. Ziêtek
    On the spin wave theory of anisotropic Heisenberg ferromagnets
    Acta Phys.Polon. 31, 131-142(1967)
  104. A. Pêkalski
    On the linear approximation in Dyson's generalized spin wave formalism
    Acta Phys.Polon. 31, 487-500(1967)
  105. A. Pêkalski, W.J. Ziêtek
    On the mapping of spin Hamiltonians
    Acta Phys.Polon. 30, 839-49(1966)

tematyka badawcza

  • modelowanie dynamiki populacji na prostych i z³o¿onych sieciach oraz w continuum,
  • magnetyczne przej¶cia fazowe,
  • dynamika sieci.




konferencje

47 Winter School Simple Models for Complex Systems (2010)
23rd Max Born Symposium Critical Phenomena in Complex Systems, 2007
(zdjêcia)
41st Winter School Diffusion And Soft Matter Physics, 2005
XVIII Symposium Statistical Physics outside pure physics, 2003




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