An efficient iterative penalization method using recycled Krylov subspaces and its application to impulsively started flows. - Thomas Gillis; Grégoire Winckelmans; Philippe Chatelain (J. Comput. Phys., 2017)

Fast immersed interface Poisson solver for 3D unbounded problems around arbitrary geometries. - Thomas Gillis; Grégoire Winckelmans; Philippe Chatelain (J. Comput. Phys., 2018)

A 2D immersed interface Vortex Particle-Mesh method. - Thomas Gillis; Yves Marichal; Grégoire Winckelmans; Philippe Chatelain (J. Comput. Phys., 2019)

FLUPS: A Fourier-Based Library of Unbounded Poisson Solvers. - Denis-Gabriel Caprace; Thomas Gillis; Philippe Chatelain (SIAM J. Sci. Comput., 2021)

An immersed interface method for the 2D vorticity-velocity Navier-Stokes equations with multiple bodies. - James Gabbard; Thomas Gillis; Philippe Chatelain; Wim M. van Rees (J. Comput. Phys., 2022)

MURPHY - A Scalable Multiresolution Framework for Scientific Computing on 3D Block-Structured Collocated Grids. - Thomas Gillis; Wim M. van Rees (SIAM J. Sci. Comput., 2022)

Quantifying the Performance Benefits of Partitioned Communication in MPI. - Thomas Gillis; Ken Raffenetti; Hui Zhou 012; Yanfei Guo; Rajeev Thakur (ICPP, 2023)

FLUPS - A Flexible and Performant Massively Parallel Fourier Transform Library. - Pierre Balty; Philippe Chatelain; Thomas Gillis (IEEE Trans. Parallel Distributed Syst., 2023)

Designing and Prototyping Extensions to MPI in MPICH. - Hui Zhou 012; Ken Raffenetti; Yanfei Guo; Thomas Gillis; Robert Latham; Rajeev Thakur (CoRR, 2024)

Preparing MPICH for exascale. - Yanfei Guo; Ken Raffenetti; Hui Zhou 012; Pavan Balaji; Min Si; Abdelhalim Amer; Shintaro Iwasaki; Sangmin Seo; Giuseppe Congiu; Robert Latham; Lena Oden; Thomas Gillis; et al. (Int. J. High Perform. Comput. Appl., 2025)