Papers

DECA method

The event-driven cellular automata algorithm implemented by Toucan is introduced in:

Benjamin C. Stump, Alex Plotkowski, and James Nutaro. “DECA: Discrete Event inspired Cellular Automata for grain structure prediction in additive manufacturing.” Computational Materials Science 237 (2024), article

doi:10.1016/j.commatsci.2024.112901

@article{stump2024deca,
  title   = {DECA: Discrete Event inspired Cellular Automata for grain
             structure prediction in additive manufacturing},
  author  = {Stump, Benjamin C. and Plotkowski, Alex and Nutaro, James},
  journal = {Computational Materials Science},
  volume  = {237},
  pages   = {112901},
  year    = {2024},
  doi     = {10.1016/j.commatsci.2024.112901}
}

Toucan implementation

The performance-portable, scalable implementation is presented in:

Benjamin C. Stump, Daniel Arndt, Matt Rolchigo, and Samuel Temple Reeve. “Toucan: A performance portable, scalable implementation of the DECA algorithm.” Computational Materials Science 251 (2025), article 113684. doi:10.1016/j.commatsci.2025.113684

@article{stump2025toucan,
  title   = {Toucan: A performance portable, scalable implementation of the
             DECA algorithm},
  author  = {Stump, Benjamin C. and Arndt, Daniel and Rolchigo, Matt and
             Reeve, Samuel Temple},
  journal = {Computational Materials Science},
  volume  = {251},
  pages   = {113684},
  year    = {2025},
  doi     = {10.1016/j.commatsci.2025.113684}
}