129 citations · 233 across the 26 of their papers we have counts for
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math-ph2014★ 5 cited
Analytic matrix elements for the two-electron atomic basis with logarithmic terms
Evgeny Z. Liverts, Nir Barnea
The two-electron problem for the helium-like atom/ions in -state is considered. The basis containing the integer powers of , where is a radial variable of the Fock ex…
math-ph2010
New integrals in few-body problems
E. Z. Liverts, N. Barnea
This work is concerned with multi-dimensional integrals, which are making their appearance in few-body atomic and nuclear physics. It is shown that the relevant two- and three-dime…
math-ph2007★ 16 cited
Highly Accurate Analytic Presentation of Solution of the Schrödinger Equation
E. Z. Liverts, E. G. Drukarev, R. Krivec +1
High-precision approximate analytic expressions for energies and wave functions are found for arbitrary physical potentials. The Schrödinger equation is cast into nonlinear Riccati…