Personal profile
Research interests
- cosmology
- cosmic structure formation
- simulating our Universe
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
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SDG 4 Quality Education
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Collaborations and top research areas from the last five years
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DUNE: Dark UNiverse Explorations
Plöckinger, S. (Project Lead) & Hahn, O. (Co-Lead)
1/03/26 → 28/02/30
Project: Research funding
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A comprehensive analytical model of tidal stripping
Stücker, J. (Project Lead) & Hahn, O. (Co-Lead)
1/09/24 → 31/08/27
Project: Research funding
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COSMO_SIMS: Astrophysics for the Dark Universe: Cosmological simulations in the context of dark matter and dark energy research
Hahn, O. (Project Lead)
1/10/20 → 31/08/22
Project: Research funding
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Accurate N -body simulations with local primordial non-Gaussianities: Initial conditions and aliasing
Adame, A. G., Avila, S., Gonzalez-Perez, V., Hahn, O., Yepes, G. & Manera, M., 1 Jan 2026, In: Astronomy and Astrophysics. 705, A20.Publications: Contribution to journal › Article › Peer Reviewed
Open Access -
BullFrog: Multi-step perturbation theory as a time integrator for cosmological simulations
Rampf, C., List, F. & Hahn, O., 11 Feb 2025, In: Journal of Cosmology and Astroparticle Physics (JCAP). 2025, 2, 51 p., 020.Publications: Contribution to journal › Article › Peer Reviewed
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cosmICweb: Cosmological Initial Conditions for Zoom-in Simulations in the Cloud
Buehlmann, M., Winkler, L., Hahn, O., Helly, J. C. & Jenkins, A., Mar 2025, In: The Open Journal of Astrophysics. 8, 20 p., 32.Publications: Contribution to journal › Article › Peer Reviewed
Open Access
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Vom großen Fang im kosmischen Netz
Hahn, O. (Speaker)
19 May 2026Activity: Talks and presentations › Talk or oral contribution › Science to Public
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Cosmological simulations of large-scale structure: from qualitative insights to the precision era
Hahn, O. (Speaker)
1 Apr 2026Activity: Talks and presentations › Talk or oral contribution › Science to Science
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Innsbruck Physics Colloquium: Simulating the Universe
Hahn, O. (Speaker) & Plöckinger, S. (Speaker)
10 Mar 2026Activity: Talks and presentations › Talk or oral contribution › Science to Science