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Month: February 2023

Substitution limits and thermodynamic stability of solid solutions in HTSC based on iron and yttrium oxyarsenides

Substitution limits and thermodynamic stability of solid solutions in HTSC based on iron and yttrium oxyarsenides

Low Temperature Physics, Volume 49, Issue 2, Page 197-203, February 2023. The mixing energies (interaction parameters) and the critical decomposition (stability) temperatures of [math] solid solutions, where Ln = La–Er, 0 < x < 1.0, were determin…

Cluster growth in binary N2–Kr supersonic jets: Effect of initial gas temperature and krypton gas concentration

Cluster growth in binary N2–Kr supersonic jets: Effect of initial gas temperature and krypton gas concentration

Low Temperature Physics, Volume 49, Issue 2, Page 216-220, February 2023. An electron diffraction diagnostics of substrate-free clusters formed in N2–Kr binary jets expanding through a supersonic nozzle into a vacuum was carried out. Gas mixtures conta…

Theory of low-temperature elasticity of amorphous polymers: Deformation at a constant rate and relaxation of deforming stress

Theory of low-temperature elasticity of amorphous polymers: Deformation at a constant rate and relaxation of deforming stress

Low Temperature Physics, Volume 49, Issue 2, Page 228-237, February 2023. The effect of temperature variations over a wide range on the rheological properties of amorphous polymers with high rubber-like elasticity (elastomers) is discussed. A theoretic…

Theory of sounds in He II

Theory of sounds in He II

Low Temperature Physics, Volume 49, Issue 2, Page 151-157, February 2023. A dynamical model for Landau’s original approach to superfluid helium is presented, with two velocities but only one mass density. The second sound is an adiabatic perturbation t…