- O. Ashtari, T. M. Schneider, "Identifying invariant solutions of wall-bounded three-dimensional shear flows using robust adjoint-based variational techniques", preprint (May 2023)
- J. P. Parker, O. Ashtari, T. M. Schneider, "Predicting chaotic statistics with unstable invariant tori", Chaos 33 (8), 083111 (2023).
- M. Engel, O. Ashtari, M. Linkmann, "Symmetry-reduced low-dimensional representation of large-scale dynamics in the asymptotic suction boundary layer", European Journal of Mechanics - B/Fluids 102, 80-90 (2023)
- O. Ashtari, T. M. Schneider, "Jacobian-free variational method for computing connecting orbits in nonlinear dynamical systems", Chaos 33 (7), 073134 (2023)
- S. Azimi, O. Ashtari, and T. M. Schneider, "Constructing periodic orbits of high-dimensional chaotic systems by an adjoint-based variational method", Physical Review E 105, 014217 (2022)
- O. Ashtari, M. Pourjafar-Chelikdani, K. Gharali, K. Sadeghy, "Peristaltic transport of elliptic particles: A numerical study", Physics of Fluids 34, 023314 (2022)