Octo-Tiger an astrophysics program simulating the evolution of star systems



  • Dominic C. Marcello, et al. “Octo-Tiger: A New, 3D Hydrodynamic Code for Stellar Mergers that uses HPX Parallelisation”, accepted for publication in the Monthly Notices of the Royal Astronomical Society, 2021, Link, Preprint
  • E. Chatzopoulos, et al. “Is Betelgeuse the Outcome of a Past Merger?”, The Astrophysical Journal, vol. 896 id. 50
  • Kundan Kadam, et al. “Numerical simulations of mass transfer in binaries with bipolytropic components”, Monthly Notices of the Royal Astronomical Society, vol. 481, pg. 3683, 2018
  • Dominic C. Marcello, “A Very Fast and Angular Momentum Conserving Tree Code”, The Astronomical Journal, vol. 154 pg. 92, 2017
  • Dominic C. Marcello, Kundan Kadam, Geoffrey C. Clayton, Juhan Frank, Harmut Kaiser, Patrick M. Motl, “Introducing Octo-tiger/HPX: Simulating Interacting Binaries with Adaptive Mesh Refinement and the Fast Multipole Method”, Proceedings of Accretion Processes in Cosmic Sources, 2016
  • Edward J. Montiel, Geoffrey C. Clayton, Dominic C. Marcello, Felix J. Lockman, “What Is the Shell Around R Coronae Borealis?”, The Astronomical Journal, vol. 150, id. 14, 2015
  • Munson, Bradley, et al. “R Coronae Borealis Star evolution: simulating 3D merger events to 1D stellar evolution including large-scale nucleosynthesis.” The Astrophysical Journal 911.2 (2021): 103, Link

Computer Science

  • Daiß, Gregor, et al. “From Merging Frameworks to Merging Stars: Experiences using HPX, Kokkos and SIMD Types.” 2022 IEEE/ACM 7th International Workshop on Extreme Scale Programming Models and Middleware (ESPM2). IEEE, 2022. Link, Pre-Print
  • Daiß, Gregor, et al. “Stellar Mergers with HPX-Kokkos and SYCL: Methods of using an Asynchronous Many-Task Runtime System with SYCL.” IWOCL & SYCLcon 2023 (2023): 3585345. Link, Pre-print
  • Daiß, Gregor, et al. “From Task-Based GPU Work Aggregation to Stellar Mergers: Turning Fine-Grained CPU Tasks into Portable GPU Kernels.” 2022 IEEE/ACM International Workshop on Performance, Portability and Productivity in HPC (P3HPC). IEEE, 2022. Link, Pre-print
  • Diehl, Patrick, et al. “Performance Measurements Within Asynchronous Task-Based Runtime Systems: A Double White Dwarf Merger as an Application.” Computing in Science & Engineering 23.3 (2021): 73-81. Link, Pre-print
  • Thomas Heller, et al. “Harnessing Billions of Tasks for a Scalable Portable Hydrodynamic Simulation of the Merger of Two Stars.” The International Journal of High Performance Computing Applications, Feb. 2019 Link
  • David Pfander, et al. “Accelerating Octo-Tiger: Stellar Mergers on Intel Knights Landing with HPX”, DHPCC++ Conference 2018 hosted by IWOCL, St Catherine’s College, Oxford, May 14, 2018 Link
  • Gregor Daiß, et al. “From piz daint to the stars: simulation of stellar mergers using high-level abstractions.” In Proceedings of the International Conference for High Performance Computing, Networking, Storage and Analysis, pp. 1-37. 2019. Link, Pre-print