KANTBP: A program for computing energy levels, reaction matrix and radial wave functions in the coupled-channel hyperspherical adiabatic approach
A FORTRAN 77 program is presented which calculates energy values, reaction matrix and
corresponding radial wave functions in a coupled-channel approximation of the …
corresponding radial wave functions in a coupled-channel approximation of the …
Three-body recombination in one dimension
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 …
interactions using the adiabatic hyperspherical approach. Particular emphasis is placed on …
ODPEVP: A program for computing eigenvalues and eigenfunctions and their first derivatives with respect to the parameter of the parametric self-adjoined Sturm …
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 …
eigenfunctions and their first derivatives with respect to the parameter of the parametric self …
Born-Oppenheimer study of two-component few-particle systems under one-dimensional confinement
NP Mehta - Physical Review A, 2014 - APS
The energy spectrum, atom-dimer scattering length, and atom-trimer scattering length for
systems of three and four ultracold atoms with δ-function interactions in one dimension are …
systems of three and four ultracold atoms with δ-function interactions in one dimension are …
Method of adiabatic modes in studying problems of smoothly irregular open waveguide structures
LA Sevastianov, AA Egorov, AL Sevastyanov - Physics of Atomic Nuclei, 2013 - Springer
Basic steps in develo** an original method of adiabatic modes that makes it possible to
solve the direct and inverse problems of simulating and designing three-dimensional …
solve the direct and inverse problems of simulating and designing three-dimensional …
Adiabatic representation for atomic dimers and trimers in collinear configuration
We considered collinear models for a trimer of identical atoms with molecular pair
interactions and for an atomic dimer scattered by an atom or tunneling through potential …
interactions and for an atomic dimer scattered by an atom or tunneling through potential …
A symbolic-numerical algorithm for the computation of matrix elements in the parametric eigenvalue problem
A symbolic-numerical algorithm for the computation of the matrix elements in the parametric
eigenvalue problem to a prescribed accuracy is presented. A procedure for calculating the …
eigenvalue problem to a prescribed accuracy is presented. A procedure for calculating the …
Model of the effective separable potential in the problem of three one-dimensional quantum particles
SB Levin, AS Bagmutov, VO Toropov - arxiv preprint arxiv:2405.11443, 2024 - arxiv.org
The goal of this paper is to construct an effective model for studying the asymptotic solution
of the scattering problem of three one-dimensional quantum particles with finite (short …
of the scattering problem of three one-dimensional quantum particles with finite (short …
A variational adiabatic hyperspherical finite element R matrix methodology: general formalism and application to H + H2 reaction
MN Guimarães, FV Prudente - The European Physical Journal D, 2011 - Springer
The aim of this paper is to present an efficient numerical procedure for the theoretical study
of bimolecular reactions. It is based on the R matrix variational formalism and the p-version …
of bimolecular reactions. It is based on the R matrix variational formalism and the p-version …
Confined quantum systems using the finite element and discrete variable representation methods
FV Prudente, MN Guimarães - … Structure of Quantum Confined Atoms and …, 2014 - Springer
Confined quantum systems, particles or systems of particles that have their movements
limited to a determined region of the space, have received attention since the beginning …
limited to a determined region of the space, have received attention since the beginning …