2 papers
astro-ph.CO2022
Formation of primordial helium: a rapid and simple scheme of calculation
Tamaz Kereselidze, Zaal Machavariani, Irakli Noselidze
A rapid and relatively simple scheme of calculation is elaborated and applied to cosmological recombination of helium. Employing the nonrelativistic Coulomb Green's function, a wav…
cond-mat.mes-hall2018
Trions and biexcitons in a nanowire
R. Ya. Kezerashvili, Z. S. Machavariani, B. Beradze +1
A theory of the trion and biexciton in a nanowire (NW) in the framework of the effective-mass model using the Born-Oppenheimer approximation is presented. We consider the formation…