Comments on explicitly correlated wave functions for the ground state of the helium atom

Journal Article · Sat Oct 01 04:00:00 EDT 1977 · Phys. Rev., A; (United States)

DOI:https://doi.org/10.1103/PhysRevA.16.1740· OSTI ID:7209907

Thakkar, A J

Several comments are made on Radi's computation of standard Hylleraas-type wave functions for the ground state of the helium atom. It is shown that the 125-term wave function yields a variational energy of -2.903 724 343 a.u. and not -2.903 724 371 a.u.

• Research Organization: Quantum Theory Group, Department of Applied Mathematics, University of Waterloo, Waterloo, Ontario N2L 3G1, Canada
• OSTI ID: 7209907
• Journal Information: Phys. Rev., A; (United States), Journal Name: Phys. Rev., A; (United States) Vol. 16:4; ISSN PLRAA
• Country of Publication: United States
• Language: English

Related Subjects

640302* -- Atomic
Molecular & Chemical Physics-- Atomic & Molecular Properties & Theory
74 ATOMIC AND MOLECULAR PHYSICS
ATOMIC MODELS
CORRELATIONS
CRYOGENIC FLUIDS
ELECTRON CORRELATION
ELEMENTS
ENERGY LEVELS
FLUIDS
FUNCTIONS
GROUND STATES
HELIUM
MATHEMATICAL MODELS
NONMETALS
RARE GASES
WAVE FUNCTIONS