Concepedia

Trygve Helgaker

TH

Statistics

Publications

277

Citations

31K

H-Index

86

Active since

1982

Affiliations

University of Oslo(Current)

Aarhus University

KTH Royal Institute of Technology

University of Nottingham

Polish Academy of Sciences

Trygve Helgaker is an author at University of Oslo specializing in natural sciences, chemistry, and physics.

ORCID

Publications per year

1982–2022

277

Publications

277

Basis-set convergence of correlated calculations on water

Trygve Helgaker, Wim Klopper, Henrik Koch et al. · The Journal of Chemical Physics · 1997 · 2.6K citations

, , +17

Basis-set convergence in correlated calculations on Ne, N2, and H2O

Asger Halkier, Trygve Helgaker, Poul Jørgensen et al. · Chemical Physics Letters · 1998 · 2.2K citations

, , +13

The <scp>D</scp>alton quantum chemistry program system

Kęstutis Aidas, Celestino Angeli, Keld L. Bak et al. · Wiley Interdisciplinary Reviews Computational Molecular Science · 2013 · 1.5K citations · Full text

, , +17

Excitation energies in density functional theory: An evaluation and a diagnostic test

M J Peach, Peter Benfield, Trygve Helgaker et al. · The Journal of Chemical Physics · 2008 · 1.4K citations · Full text

, , +17

Basis-set convergence of the energy in molecular Hartree–Fock calculations

Asger Halkier, Trygve Helgaker, Poul Jørgensen et al. · Chemical Physics Letters · 1999 · 703 citations

, , +14

1–5 of 277