Antonio Ragagnin

According to our database, Antonio Ragagnin authored at least 13 papers between 2015 and 2026.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2026

OpenGadget3 GPU solver tests.

Antonio Ragagnin, Geray S. Karademir, Frederick Groth, Klaus Dolag, Ludwig Böss, Tiago Castro, N. Hariharan, M. Aiello, Luca Tornatore

Astron. Comput., 2026

Variability in cosmological hydrodynamical simulations: How stochastic processes, numerical effects, and reproducibility limits impact predictability.

Chaitra, Antonio Ragagnin, Milena Valentini, Giuseppe Murante, Stefano Borgani, Giuliano Taffoni

Astron. Comput., 2026

2025

Towards Exascale Computing for Astrophysical Simulation Leveraging the Leonardo EuroHPC System.

Nitin Shukla, Alessandro Romeo, Caterina Caravita, Michael Redenti, Radim Vavrík, Lubomir Riha, Andrea Mignone, Marco Rossazza, Stefano Truzzi, Luca Tornatore, Antonio Ragagnin, Tiago Castro, Geray S. Karademir, Klaus Dolag, Pranab J. Deka, Fabio Bacchini, Rostislav-Paul Wilhelm, Daniele Gregori, Elisabetta Boella

CoRR, October, 2025

2021

Satellite galaxy abundance dependency on cosmology in Magneticum simulations.

Antonio Ragagnin, Alessandra Fumagalli, Tiago Castro, Klaus Dolag, Alexandro Saro, Matteo Costanzi, Sebastian Bocquet

CoRR, 2021

2020

Performance and Energy Footprint Assessment of FPGAs and GPUs on HPC Systems Using Astrophysics Application.

David Goz, Georgios Ieronymakis, Vassilis Papaefstathiou, Nikolaos Dimou, Sara Bertocco, Francesco Simula, Antonio Ragagnin, Luca Tornatore, Igor Coretti, Giuliano Taffoni

Comput., 2020

2019

Exposing SED Models And Snapshots Via VO Simulation Artefacts.

Chaitra, Sara Bertocco, Marco Molinaro, Sergio Molinari, Antonio Ragagnin, Giuliano Taffoni

CoRR, 2019

Direct N-body application on low-power and energy-efficient parallel architectures.

David Goz, Giorgos Ieronymakis, Vassilis Papaefstathiou, Nikolaos Dimou, Sara Bertocco, Antonio Ragagnin, Luca Tornatore, Giuliano Taffoni, Igor Coretti

CoRR, 2019

Gadget3 on GPUs with OpenACC.

Antonio Ragagnin, Klaus Dolag, Mathias Wagner, Claudio Gheller, Conradin Roffler, David Goz, David Hubber, Alexander Arth

Proceedings of the Parallel Computing: Technology Trends, 2019

Direct N-Body Application on Low-Power and Energy-Efficient Parallel Architectures.

Georgios Ieronymakis, Vassilis Papaefstathiou, Nikolaos Dimou, Sara Bertocco, Antonio Ragagnin, Luca Tornatore, Giuliano Taffoni, Igor Coretti

Proceedings of the Parallel Computing: Technology Trends, 2019

Towards Exascale: Measuring the Energy Footprint of Astrophysics HPC Simulations.

Giuliano Taffoni, Manolis Katevenis, Renato Panchieri, Gino Perna, Luca Tornatore, David Goz, Antonio Ragagnin, Sara Bertocco, Igor Coretti, Manolis Marazakis, Fabien Chaix, Manolis Ploumidis

Proceedings of the 15th International Conference on eScience, 2019

2017

A web portal for hydrodynamical, cosmological simulations.

Antonio Ragagnin, Klaus Dolag, Veronica Biffi, Marion Cadolle-Bel, Nicolay J. Hammer, Aliaksandr V. Krukau, Margarita Petkova, Daniel Steinborn

Astron. Comput., 2017

2015

Exploiting the Space Filling Curve Ordering of Particles in the Neighbour Search of Gadget3.

Antonio Ragagnin, Nikola Tchipev, Michael Bader, Klaus Dolag, Nicolay Hammer

Proceedings of the Parallel Computing: On the Road to Exascale, 2015

Extreme Scale-out SuperMUC Phase 2 - lessons learned.

Nicolay Hammer, Ferdinand Jamitzky, Helmut Satzger, Momme Allalen, Alexander Block, Anupam Karmakar, Matthias Brehm, Reinhold Bader, Luigi Iapichino, Antonio Ragagnin, Vasilios Karakasis, Dieter Kranzlmüller, Arndt Bode, Herbert Huber, Martin Kühn, Rui Machado, Daniel Grünewald, Philipp V. F. Edelmann, Friedrich K. Röpke, Markus Wittmann, Thomas Zeiser, Gerhard Wellein, Gerald Mathias, Magnus Schwörer, Konstantin Lorenzen, Christoph Federrath, Ralf Klessen, Karl-Ulrich Bamberg, Hartmut Ruhl, Florian Schornbaum, Martin Bauer, Anand Nikhil, Jiaxing Qi, Harald Klimach, Hinnerk Stüben, Abhishek Deshmukh, Tobias Falkenstein, Klaus Dolag, Margarita Petkova

Proceedings of the Parallel Computing: On the Road to Exascale, 2015