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Arunav Kumar v2
Arunav Kumar
Postdoctoral Associate
PSFC MHD and Disruption group
Education

Ph.D., Computational Plasma Physics, The Australian National University, Australia, 2023

Awards
  • 1. ANU Vice Chancellor’s Research Travel Grant for Max Planck IPP, Greifswald collaboration 2022
  • 2. ANU PhD Excellence Research Award, 2022 - Sept 2023
  • 3. ANU PhD Research International Fellowship 2018 – 2022

Theory and modeling of Magnetohydrodynamics and stability; Fast AI/ML physics-constrained surrogates; Integrated Plasma Control; Vertical Instability; 3D stellarator MHD and optimizations

  • 1. A. Kumar, C. Clauser et al. On the feasibility of model based feedback control of vertical instability growth rate using out-vessel coils in ARC-like scenarios (submitted to NF, July 2026)
  • 2. A. Kumar, C. Clauser et al. “Axisymmetric n = 0 Growth Rate Modeling in Alcator C-Mod and SPARC: Rigid vs. Non-Rigid Body Approaches” Plasma Phys. Control. Fusion 68 045008 (2026)
  • 3. A. Kumar, J. Loizu, M.J Hole, Z. Qu, S. R Hudson and R.L. Dewar, “On the relationship between the multi-region relaxed variational principle and resistive inner layer theory”, Plasma Phys. Control. Fusion 65 075004 (2023).
  • 4. A. Kumar, C. Nuhnerberg, Z S Qu, M.J Hole, et al., “Nature of ideal MHD instabilities as described by multi-region relaxed MHD”, Plasma Phys. Control. Fusion 64 065001 (2022).
  • 5. A. Kumar, Z. S. Qu, M. J. Hole, A. M. Wright, et al., “Computation of linear MHD instabilities with Multi-region Relaxed MHD energy principle”, Plasma Phys. Control. Fusion 63 045006 (2021)
  • 6. N. Leuthold, N.C. Logan, ..., A. Kumar, C.F.B. Zimmermann, et al. ARC physics basis - magnetohydrodynamics. Journal of Plasma Physics, 92(2), E49 (2026)
  • 7. S. Benjamin, ..., A. Kumar et al. “Macroscopic trends of neoclassical tearing stability in high-field H-mode tokamak pilot plants” Nucl. Fusion 66 036049 (2026).
  • 8. ZS Qu, Yao Zhou, A. Kumar, et al.“Sawtooth crash in tokamak as a sequence of multi-region relaxed MHD equilibria” Phys. Plasmas 32, 052503, (2025)
  • 9. S. Benjamin, C. Clauser, C. Rea, R. Sweeney, A. Kumar, E. Marmar, “Macroscopic trends of linear tearing stability in cylindrical current profiles”, Plasma Phys. Control. Fusion 66 075016 (2024).
  • 10. K. Aleynikova, S. R. Hudson, P. Helander, A. Kumar, et al., “Model for current drive induced crash cycles in W7-X”, Nuclear Fusion 61 126040 (2021).
  • 11. A. Baillod, J. Loizu, Z. S. Qu, A. Kumar, J. Graves, “Computation of multi-region, relaxed magnetohydrodynamic equilibria with prescribed toroidal current profile”, J. Plasma Phys. 87 905870504 (2021).
  • 12. Z. S. Qu, D. Pfefferlé, S. R. Hudson, A. Baillod, A. Kumar, et al., “Co-ordinate parameterization and spectral method optimization for Beltrami field solver in stellarator geometry”, Plasma Phys. Control. Fusion 62 124004 (2020).
  • 13. J. Loizu, Y.-M. Huang, S. R. Hudson, A. Baillod, A. Kumar, and Z. S. Qu, “Direct Prediction of non-linear tearing mode saturation using a variational principle”, Phys. Plasmas 27 070701 (2020).
  • 14. T. S. Pedersen, I. Abramovic, P. Agostinetti, ..., A. Kumar, et al., “Experimental confirmation of efficient island divertor operation and successful neoclassical transport optimization in Wendelstein 7-X”, Nucl. Fusion 62 042022 (2022).

Post-Doc Spotlight @ https://www.the-scientist.com/postdoc-portrait-arunav-kumar-74395