Opal Issan

Opal Issan

Ph.D. Student in Mechanical and Aerospace Engineering

Preprints

  1. Issan O, Koshkarov O, Halpern F, Kramer B, Delzanno GL (2024). Conservative Closures of the Vlasov-Poisson Equations Discretized with a Symmetrically Weighted Hermite Spectral Expansion in Velocity. (submitted). preprint doi: arXiv:2407.09626.

Journal Publications

  1. Issan O, Koshkarov O, Halpern F, Kramer B, Delzanno GL (2024). Anti-symmetric and Positivity Preserving Formulation of a Spectral Method for Vlasov-Poisson Equations. Journal of Computational Physics, 514:113263. doi: 10.1016/j.jcp.2024.113263
  2. Bychkov A, Issan O, Pogudin G, Kramer B (2023). Exact and Optimal Quadratization of Nonlinear Finite-Dimensional Non-autonomous Dynamical Systems. SIAM Journal on Applied Dynamical Systems, 23:982-1016. doi: 10.1137/23M1561129
  3. Issan O, Riley P, Camporeale E, Kramer B (2023). Bayesian Inference and Global Sensitivity Analysis for Ambient Solar Wind Prediction. Space Weather, 21, e2023SW003555. doi: 10.1029/2023SW003555
  4. Issan O and Kramer B (2022). Predicting Solar Wind Streams from the Inner-Heliosphere to Earth via Shifted Operator Inference. Journal of Computational Physics, 473:111689. doi: 10.1016/j.jcp.2022.111689
  5. Alford-Lago D, Curtis C, Ihler A, and Issan O (2022). Deep Learning Enhanced Dynamic Mode Decomposition. Chaos, 32(3):033116. doi: 10.1063/5.0073893
  6. Issan O and Riley P (2022). Theoretical Refinements to the Heliospheric Upwind eXtrapolation Technique and Application to in-situ Measurements. Frontiers in Astronomy and Space Sciences, 8:795323. doi: 10.3389/fspas.2021.795323
  7. Riley P and Issan O (2021). Using a Heliospheric Upwinding eXtrapolation Technique to Magnetically Connect Different Regions of the Heliosphere. Frontiers in Physics, 9:679497. doi: 10.3389/fphy.2021.679497

Blog Posts

  1. Issan O and Kramer B (2023). Speeding Up Solar Wind Forecasts with Reduced-order Modeling. Society for Industrial and Applied Mathematics News Blog.