1. A theoretical study on the hydrogen transport mechanism in SrTiO3 perovskite. II. Scandium doping at titanium site. Issue 4 (29th March 2012) Authors: Onishi, Taku; Helgaker, Trygve; Nakai, Hiromi; Yoshizawa, Kazunari; Ando, Koji; Nakajima, Takahito; Brändas, Erkki J. Journal: International journal of quantum chemistry Issue: Volume 113:Issue 4(2013:Feb. 15) Page Start: 599 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. A tribute to Jan Erik Almlöf. (17th September 2017) Authors: Lüthi, Hans P.; Helgaker, Trygve Journal: Molecular physics Issue: Volume 115:Number 17/18(2017) Page Start: 2033 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. Alternative Representations of the Correlation Energy in Density‐Functional Theory: A Kinetic‐Energy Based Adiabatic Connection. Issue 1 (18th September 2015) Authors: Teale, Andrew M.; Helgaker, Trygve; Savin, Andreas Journal: Journal of the Chinese Chemical Society Issue: Volume 63:Issue 1(2016:Jan.) Page Start: 121 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
4. Attractive electron–electron interactions within robust local fitting approximations. Issue 17 (3rd April 2013) Authors: Merlot, Patrick; Kjærgaard, Thomas; Helgaker, Trygve; Lindh, Roland; Aquilante, Francesco; Reine, Simen; Pedersen, Thomas Bondo Journal: Journal of computational chemistry Issue: Volume 34:Issue 17(2013) Page Start: 1486 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
5. Bonding in the helium dimer in strong magnetic fields: the role of spin and angular momentum. Issue 41 (20th October 2020) Authors: Austad, Jon; Borgoo, Alex; Tellgren, Erik I.; Helgaker, Trygve Journal: Physical chemistry chemical physics Issue: Volume 22:Issue 41(2020) Page Start: 23502 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
6. Challenges for large scale simulation: general discussion. (23rd November 2020) Authors: Brandenburg, Jan Gerit; Burke, Kieron; Civalleri, Bartolomeo; Cole, Daniel J.; Csányi, Gábor; David, Grégoire; Gidopoulos, Nikitas I.; Gowland, Duncan; Helgaker, Trygve; Herbst, Michael F.; Hourahine, Ben; Irons, Tom J. P.; Jacob, Christoph R.; Loos, Pierre-François; Mehta, Nisha; Mulay, Manasi R... Journal: Faraday discussions Issue: Volume 224(2020) Page Start: 309 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
7. DFT exchange: sharing perspectives on the workhorse of quantum chemistry and materials science. Issue 47 (21st October 2022) Authors: Teale, Andrew M.; Helgaker, Trygve; Savin, Andreas; Adamo, Carlo; Aradi, Bálint; Arbuznikov, Alexei V.; Ayers, Paul W.; Baerends, Evert Jan; Barone, Vincenzo; Calaminici, Patrizia; Cancès, Eric; Carter, Emily A.; Chattaraj, Pratim Kumar; Chermette, Henry; Ciofini, Ilaria; Crawford, T. Daniel; De ... Journal: Physical chemistry chemical physics Issue: Volume 24:Issue 47(2022) Page Start: 28700 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
8. Electron localisation function in current-density-functional theory. (17th April 2016) Authors: Furness, James W.; Ekström, Ulf; Helgaker, Trygve; Teale, Andrew M. Journal: Molecular physics Issue: Volume 114:Number 7/8(2016) Page Start: 1415 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
9. Excitation energies from Görling–Levy perturbation theory along the range-separated adiabatic connection. (3rd June 2018) Authors: Rebolini, Elisa; Teale, Andrew M.; Helgaker, Trygve; Savin, Andreas; Toulouse, Julien Journal: Molecular physics Issue: Volume 116:Number 11(2018) Page Start: 1443 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
10. Excitation energies from Görling–Levy perturbation theory along the range-separated adiabatic connection. (3rd June 2018) Authors: Rebolini, Elisa; Teale, Andrew M.; Helgaker, Trygve; Savin, Andreas; Toulouse, Julien Journal: Molecular physics Issue: Volume 116:Number 11(2018) Page Start: 1443 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗