KANTBP: A program for computing energy levels, reaction matrix and radial wave functions in the coupled-channel hyperspherical adiabatic approach

O Chuluunbaatar, AA Gusev, AG Abrashkevich… - Computer Physics …, 2007 - Elsevier
A FORTRAN 77 program is presented which calculates energy values, reaction matrix and
corresponding radial wave functions in a coupled-channel approximation of the …

ODPEVP: A program for computing eigenvalues and eigenfunctions and their first derivatives with respect to the parameter of the parametric self-adjoined Sturm …

O Chuluunbaatar, AA Gusev, SI Vinitsky… - Computer Physics …, 2009 - Elsevier
A FORTRAN 77 program is presented for calculating with the given accuracy eigenvalues,
eigenfunctions and their first derivatives with respect to the parameter of the parametric self …

Three-body recombination in one dimension

NP Mehta, BD Esry, CH Greene - Physical Review A—Atomic, Molecular, and …, 2007 - APS
We study the three-body problem in one dimension for both zero-and finite-range
interactions using the adiabatic hyperspherical approach. Particular emphasis is placed on …

POTHMF: A program for computing potential curves and matrix elements of the coupled adiabatic radial equations for a hydrogen-like atom in a homogeneous …

O Chuluunbaatar, AA Gusev, VP Gerdt… - Computer Physics …, 2008 - Elsevier
A FORTRAN 77 program is presented which calculates with the relative machine precision
potential curves and matrix elements of the coupled adiabatic radial equations for a …

The Kantorovich method for high-accuracy calculations of a hydrogen atom in a strong magnetic field: low-lying excited states

MG Dimova, MS Kaschiev… - Journal of Physics B …, 2005 - iopscience.iop.org
A new high-accuracy method for calculating the energy values of low-lying excited states of
a hydrogen atom in a strong magnetic field (0⩽ B⩽ 10 13 G) is developed based on the …

POTHEA: A program for computing eigenvalues and eigenfunctions and their first derivatives with respect to the parameter of the parametric self-adjoined 2D elliptic …

AA Gusev, O Chuluunbaatar, SI Vinitsky… - Computer Physics …, 2014 - Elsevier
A FORTRAN 77 program is presented for calculating with the given accuracy eigenvalues,
surface eigenfunctions and their first derivatives with respect to a parameter of the …

Exact non-Born-Oppenheimer wave functions for three-particle Hookean systems with arbitrary masses

X Lopez, JM Ugalde, L Echevarria, EV Ludena - Physical Review A—Atomic …, 2006 - APS
A Hookean model of a three-body problem for particles with arbitrary masses and charges
where two of them interact with each other through a Coulomb potential and with the third …

Integral–differential equations approach to atomic three-body systems

RA Sultanov, D Guster - Journal of Computational Physics, 2003 - Elsevier
Three-charge-particle quantum systems with arbitrary masses are treated by a general
formalism based on a coordinate-space integral–differential Faddeev–Hahn-type equation …

Explicit Magnus expansions for solving the time-dependent Schrödinger equation

O Chuluunbaatar, VL Derbov, A Galtbayar… - Journal of Physics A …, 2008 - iopscience.iop.org
The symmetric implicit operator-difference multi-layer schemes for solving the time-
dependent Schrödinger equation based on decomposition of the evolution operator via the …

A Symbolic-numerical algorithm for solving the eigenvalue problem for a hydrogen atom in the magnetic field: cylindrical coordinates

O Chuluunbaatar, A Gusev, V Gerdt… - Computer Algebra in …, 2007 - Springer
The boundary problem in cylindrical coordinates for the Schrödinger equation describing a
hydrogen-like atom in a strong homogeneous magnetic field is reduced to the problem for a …