Abstract:
The interaction between two slow atoms adsorbed on the surface is considered. It is shown that, similar to Efimov states of three particles, this system has a bound state at any sign of the scattering length.
Citation:
A. V. Maksimychev, L. I. Men'shikov, P. L. Men'shikov, “Bound states of repulsing adsorbed atoms”, Pis'ma v Zh. Èksper. Teoret. Fiz., 113:8 (2021), 523–526; JETP Letters, 113:8 (2021), 518–520