ЗМІСТ

Editorial

Mongkolsakulvong S., Frank T.D.
Canonical-dissipative limit cycle oscillators with a short-range interaction in phase space

Henderson D.
Convenient formulae for some integrals in perturbation theory

Stasyuk I.V., Mysakovych T.S., Krasnov V.O.
Phase diagrams of the Bose-Fermi-Hubbard model: Hubbard operator approach

Shpot M.A.
Two-loop RG functions of the massive φ⁴field theory in general dimensions

Fariñas-Sánchez A.l, Botet R., Berche B., Paredes R.
On the critical behaviour of two-dimensional liquid crystals

Pizio, S. Sokołowski O.
Entropic solvation force between surfaces modified by grafted chains: a density functional approach

Boichuk V.I., Bilynskyi I.V., Shakleina I.O., Holskyi V.B.
Properties of a charge in the nanoheterosystems with quantum wells and barriers

Boichuk V.I., Bilynskyi I.V., Leshko R.Ya.
Hole, impurity and exciton states in a spherical quantum dot

Madhusudhana Rao C.V., Prasad G.
Characterization of 1-3 piezoelectric polymer composites -- a numerical and analytical evaluation procedure for thickness mode vibrations

Rössler J., Mainemer D.
Ferrimagnetism in the Hubbard, dimmer-connector frustrated chain

Levitskii R.R., Andrusyk A.Ya., Zachek I.R.
Dynamics of the Rochelle salt NaKC₄H₄O₆4H₂O crystal studied within the Mitsui model extended by piezoelectric interaction and transverse field

Sorokov S.I., Levitskii R.R., Vdovych A.S.
Thermodynamics, dielectric permittivity and phase diagrams of the Rb_1-x(NH₄)_xH₂PO₄type proton glasses

Zhang L.
Polar interface optical phonon states and their dispersive properties of a wurtzite GaN quantum dot: quantum size effect