Name: Janus Juul Eriksen, PhD
Date of Birth: October 23, 1987
Nationality: Danish
Work Address: See Contact.
Bluesky: @januseriksen.bsky.social
ResearcherID: N-2089-2019
ORCID: 0000-0001-8583-3842
2023-: Associate Professor @ DTU Chemistry, Denmark (tenure: 01/01/25)
2021-23: Assistant Professor @ DTU Chemistry, Denmark
2019-21: Independent Research Fund Denmark International Postdoctoral Fellow @ University of Bristol, UK (Host: Prof. Fred Manby)
2017–19: Alexander von Humboldt Postdoctoral Fellow @ Johannes Gutenberg-Universität Mainz, Germany (Host: Prof. Jürgen Gauss)
2013–16: PhD Fellow @ Aarhus University, Denmark (Supervisor: Prof. Poul Jørgensen)
2009–12: M.Sc. Student @ University of Copenhagen, Denmark (Supervisors: Prof. Kurt V. Mikkelsen & Prof. Stephan P. A. Sauer)
2006–09: B.Sc. Student @ Aarhus University, Denmark
2024: Two months of parental leave (Jan. – March 2024)
2017-18: Two months of parental leave (Dec. 2017–Jan. 2018)
2016: German Language School (Nov. 2016 – Dec. 2016, integrated prequel to my Alexander von Humboldt Postdoctoral Fellowship)
2024 European Seminar on Computational Methods in Quantum Chemistry: Novo Nordisk Foundation (2023), 34k EUR [PI]
2024 Nordic-Baltic Academy Meeting: NordForsk (2023), 20k EUR [PI]
Young Academy of Technology, Science, and Innovation: VILLUM Foundation (2023-28), 670k EUR [co-PI]
Sapere Aude Research Leader: Independent Research Fund Denmark (2023-27) - 835k EUR [PI]
VILLUM Young Investigator: VILLUM Foundation (2021-26) - 1,08M EUR [PI]
Reintegration Fellowship: Carlsberg Foundation (2021-24) - 235k EUR [PI] (Relinquished)
International Postdoctoral Fellowship: Independent Research Fund Denmark (2019–21) [PI]
Postdoctoral Fellowship: Alexander von Humboldt Foundation (2017–19) [PI]
2021 HPC Call, MogonII @ Johannes Gutenberg-Universität Mainz, Germany (2021-22), 10.0M core-hours, [co-PI]
2020 HPC Call, MogonII @ Johannes Gutenberg-Universität Mainz, Germany (2020-21), 10.0M core-hours, [co-PI]
18th PRACE Project Access Call, GALILEO @ Cineca, Bologna, Italy (2019-20), 26.4M core-hours, [PI]
PRACE Preparatory Access (Type A), Hazel Hen @ HLRS, Stuttgart, Germany (2018), 0.1M core-hours, [PI]
Founding member of the Young Academy of Technology, Science, and Innovation under the Danish Academy of Technical Sciences (2023-2028)
Elected member of the Young Academy of Denmark under the Royal Danish Academy of Sciences and Letters (2022-27)
Peter Salamon Award for Young Scientists, Telluride Science Research Center, Telluride, CO, USA (2018)
Aarhus University PhD Award 2017, Aarhus University, Denmark (2017)
IBM-Zerner Graduate Student Award, 55th Sanibel Symposium, St. Simons Island, GA, USA (2015)
2025: Current Trends in Electronic-Structure Theory (CTEST-2025) (Copenhagen, DK, 18-20 June 2025). Co-Org.: Sonia Coriani (DTU, DK)
2024: 18th European Seminar on Computational Methods in Quantum Chemistry (ESCMQC-2024) (Copenhagen, DK, 26-28 June 2024). Main funding: Novo Nordisk Foundation
2024: Nordic-Baltic Academy Meeting (Copenhagen, DK, 02-03 April 2024). Main funding: NordForsk
2022: OPERA2020: An International Symposium on Theoretical Chemistry in Honour of Prof. Jürgen Gauss on the Occasion of his 60th Birthday (Ingelheim am Rhein, DE, 31 August-02 September 2022). Co-Org.: Thomas Jagau (Leuven, BE) and Stella Stopkowicz (Saarland, DE). Main funding: German Research Foundation (DFG)
Postdocs: Jonas Greiner [DTU, 2024-27]
PhD Students: Kasper F. Schaltz [DTU, 2023-26]; Luna Zamok [DTU, 2021-24]; Frederik Ø. Kjeldal [DTU, 2021-24]; Jonas Greiner [Johannes Gutenberg-Universität Mainz, DE, 2021-24, main supervisor: Prof. Jürgen Gauss]
M.Sc. Students: Ivan Gianni [Università di Pisa, IT, 2022-23, main supervisor: Assoc. Prof. Filippo Lipparini]; Marike Bischoff [DTU, 2022]
B.Sc. Students: Rasmus P. Niemann [DTU, 2023]
Project Students: Pietro Dal Cin [DTU, 2023]; Marike Bischoff [DTU, 2022]
2023: Rasmus K. Jakobsen, PhD dissertation, external examiner [University of Copenhagen, DK] - Supervisor: Prof. Bo W. Laursen
2025–27: Member, Editorial Advisory Board: Journal of Physical Chemistry (ACS)
2019–20: Guest Editor: Festschrift in Honour of Prof. Jürgen Gauss (Mol. Phys.). Co-Editors: Trygve Helgaker (Oslo, NO), Thomas Jagau (Leuven, BE) & Stella Stopkowicz (Saarland, DE)
2019–: Peer Review: JCP, JCTC, JPCL, JPCA, PCCP (& others)
2022–: Public Dissemination: Forskningens Døgn, ASTRA (Sorø Akademi), ATU (Akademiet for Talentfulde Unge), UNF (Ungdommens Naturvidenskabelige Forening)
American Chemical Society (member since 2022)
Danish Chemical Society (member since 2010)
DECODENSE - lead developer
PyMBE - lead developer
PySCF - contributor
Dalton / LSDalton - contributor
OpenACC-Accelerated Coupled Cluster Theory - lead developer
OpenACC-Accelerated RI-MP2 Theory - lead developer