Research output per year
Research output per year
Personal profile
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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Dive into the research topics where Johannes Pekkilä is active. These topic labels come from the works of this person. Together they form a unique fingerprint.
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Collaborations and top research areas from the last five years
Recent external collaboration on country/territory level. Dive into details by clicking on the dots or
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GPU-Accelerated Test-Field Method for Astrophysical Magnetohydrodynamics and Turbulence
Pekkilä, J., Aug 2024, (In preparation) In: Astronomy and Astrophysics.Research output: Contribution to journal › Article › Scientific › peer-review
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Stencil Computations on AMD and Nvidia Graphics Processors : Performance and Tuning Strategies
Pekkilä, J., Jun 2024, (Submitted) In: Concurrency and Computation: Practice and Experience.Research output: Contribution to journal › Article › Scientific › peer-review
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Scalable communication for high-order stencil computations using CUDA-aware MPI
Pekkilä, J., Väisälä, M. S., Käpylä, M. J., Rheinhardt, M. & Lappi, O., Jul 2022, In: PARALLEL COMPUTING. 111, p. 1-12 12 p., 102904.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile9 Citations (Scopus)697 Downloads (Pure) -
Hunting down the cause of solar magnetism
Viviani, M., Prabhu, A., Warnecke, J., Duarte, L., Pekkilä, J., Rheinhardt, M. & Käpylä, M., Feb 2021, High Performance Computing Science and Engineering. Bastina, P., Kranzmüller, D. & Breuchle, H. (eds.). Garching/MunichResearch output: Chapter in Book/Report/Conference proceeding › Other chapter contribution
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Interaction of large- and small-scale dynamos in isotropic turbulent flows from GPU-accelerated simulations
Väisälä, M., Pekkilä, J., Käpylä, M., Rheinhardt, M., Shang, H. & Krasnopolsky, R., Feb 2021, In: The Astrophysical Journal. 907, 2, 18 p., 83.Research output: Contribution to journal › Article › Scientific › peer-review
Open AccessFile9 Citations (Scopus)150 Downloads (Pure)
Activities
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Academia Sinica Institute of Astronomy and Astrophysics
Pekkilä, J. (Visiting researcher)
29 Jun 2024 → 28 Jul 2024Activity: Visiting an external institution types › Visiting an external academic institution
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Accelerating Astrophysical Simulations with Graphics Processors
Pekkilä, J. (Speaker)
22 Jul 2024Activity: Talk or presentation types › Invited academic talk
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Graphics processors on exascale systems: performance and tuning strategies
Pekkilä, J. (Speaker)
13 Dec 2024Activity: Talk or presentation types › Invited academic talk
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Site visit to Metsähovi Radio Observatory
Gent, F. (Participant), Kivistö, S. (Participant), Tammi, J. (Contributor), McKay, D. (Contributor), Weigt, D. (Participant), Korpi-Lagg, A. (Participant), Rheinhardt, M. (Participant), Pekkilä, J. (Participant) & Gozaliasl, G. (Participant)
6 Mar 2024Activity: Other activity types › Short group visit to research infrastructure
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General Comprehensive Introduction to the LUMI Architecture and Programming Environment
Pekkilä, J. (Member)
14 Feb 2023 → 17 Feb 2023Activity: Participating in or organising an event types › Participant of a conference, workshop, session, tutorial or event
Press/Media
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Study Utilizing LUMI Supercomputer Offers New Perspectives on Solar Storm Predictions
19/05/2023 → 19/05/2023
2 items of Media coverage
Press/Media: Media appearance