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Dr. Norbert Magyar

Position: Visiting Academic

Supervisor: Professor Valery Nakariakov

Funding: Newton International Fellowship of the Royal Society

Education

PhD in Mathematics, Centre for mathematical Plasma Astrophysics (CmPA), Dept. of Mathematics, KU Leuven, Leuven, Belgium, September 2018

PhD thesis: Back-Reaction of the Plasma on Coronal Oscillations

MSc in Computational Physics, Faculty of Physics, Universitatea "Babeș - Bolyai", Cluj-Napoca, Romania, July 2014

MSc thesis: Numerical simulations of transverse coronal loop oscillations in cooling plasma

Research Interests

Dr. Norbert Magyar is currently interested in MHD turbulence, nonlinear aspects of MHD wave dynamics, coronal physics, coronal seismology. Persistent unsolved problems which are targeted are the coronal heating and solar wind acceleration problem, and the nature of solar wind turbulence.

Fellowships granted

  • PhD fellowship of the Flemish Science Fund (FWO), 2014.
  • Newton International Fellowship of the Royal Society, 2019.
  • Postdoctoral fellowship of the Flemish Science Fund (FWO), 2020.

Prizes

Dr. Norbert Magyar was awarded the 2019 PhD Prize of the European Solar Physics Division (ESPD):

"for significant contributions, using 3D magneto-hydrodynamics numerical experiments, to the study of waves and their relation to turbulence in the solar corona, in the framework of the PhD thesis"

Publications

[1] Van Doorsselaere, T., Li, B., Goossens, M., Hnat, B., and Magyar, N., “Wave Pressure and Energy Cascade Rate of Kink Waves Computed with Elsässer Variables”, The Astrophysical Journal, vol. 899, no. 2, 2020. doi:10.3847/1538-4357/aba0b8.

[2] Magyar, N. and Nakariakov, V. M., “Standing Kink Waves in Sigmoid Solar Coronal Loops: Implications for Coronal Seismology”, The Astrophysical Journal, vol. 894, no. 2, 2020. doi:10.3847/2041-8213/ab8e36.

[3] Magyar, N., Van Doorsselaere, T., and Goossens, M., “Understanding Uniturbulence: Self-cascade of MHD Waves in the Presence of Inhomogeneities”, The Astrophysical Journal, vol. 882, no. 1, 2019. doi:10.3847/1538-4357/ab357c.

[4] Pant, V., Magyar, N., Van Doorsselaere, T., and Morton, R. J., “Investigating “Dark” Energy in the Solar Corona Using Forward Modeling of MHD Waves”, The Astrophysical Journal, vol. 881, no. 2, 2019. doi:10.3847/1538-4357/ab2da3.

[5] Magyar, N., Van Doorsselaere, T., and Goossens, M., “The Nature of Elsässer Variables in Compressible MHD”, The Astrophysical Journal, vol. 873, no. 1, 2019. doi:10.3847/1538-4357/ab04a7.

[6] Krishna Prasad, S., Raes, J. O., Van Doorsselaere, T., Magyar, N., and Jess, D. B., “The Polytropic Index of Solar Coronal Plasma in Sunspot Fan Loops and Its Temperature Dependence”, The Astrophysical Journal, vol. 868, no. 2, 2018. doi:10.3847/1538-4357/aae9f5.

[7] Magyar, N. and Van Doorsselaere, T., “Assessing the Capabilities of Dynamic Coronal Seismology of Alfvénic Waves through Forward Modeling”, The Astrophysical Journal, vol. 856, no. 2, 2018. doi:10.3847/1538-4357/aab42c.

[8] Kuehner, O., et al. “Formation Heights of HINODE SOT/BFI Filters”, Central European Astrophysical Bulletin, vol. 42, 2018.

[9] Terradas, J., Magyar, N., and Van Doorsselaere, T., “Effect of Magnetic Twist on Nonlinear Transverse Kink Oscillations of Line-tied Magnetic Flux Tubes”, The Astrophysical Journal, vol. 853, no. 1, 2018. doi:10.3847/1538-4357/aa9d0f.

[10] Magyar, N., Van Doorsselaere, T., and Goossens, M., “Generalized phase mixing: Turbulence-like behaviour from unidirectionally propagating MHD waves”, Scientific Reports, vol. 7, 2017. doi:10.1038/s41598-017-13660-1.

[11] Magyar, N. and Van Doorsselaere, T., “Damping of nonlinear standing kink oscillations: a numerical study”, Astronomy and Astrophysics, vol. 595, 2016. doi:10.1051/0004-6361/201629010.

[12] Magyar, N. and Van Doorsselaere, T., “The Instability and Non-existence of Multi-stranded Loops When Driven by Transverse Waves”, The Astrophysical Journal, vol. 823, no. 2, 2016. doi:10.3847/0004-637X/823/2/82.

[13] Mandal, S., Magyar, N., Yuan, D., Van Doorsselaere, T., and Banerjee, D., “Forward Modeling of Propagating Slow Waves in Coronal Loops and Their Frequency-dependent Damping”, The Astrophysical Journal, vol. 820, no. 1, 2016. doi:10.3847/0004-637X/820/1/13.

[14] Van Doorsselaere, T., Antolin, P., Yuan, D., Reznikova, V., and Magyar, N., “Forward modelling of optically thin coronal plasma with the FoMo tool”, Frontiers in Astronomy and Space Sciences, vol. 3, 2016. doi:10.3389/fspas.2016.00004.

[15] Utz, D., Van Doorsselaere, T., Kühner, O., Magyar, N., Calvo Santamaria, I., and Campos Rozo, J. I., “Fulfilling Magnetostatic Conditions in Numerical Simulations of Expanding Flux Tubes”, Central European Astrophysical Bulletin, vol. 40, pp. 9–22, 2016.

[16] Magyar, N., Van Doorsselaere, T., and Marcu, A., “Numerical simulations of transverse oscillations in radiatively cooling coronal loops”, Astronomy and Astrophysics, vol. 582, 2015. doi:10.1051/0004-6361/201526287.

[17] Mocanu, G., Magyar, N., Pardi, A., and Marcu, A., “Appearance of an accretion disc perturbed by fractional Brownian Motion density”, Monthly Notices of the Royal Astronomical Society, vol. 439, no. 4, pp. 3790–3797, 2014. doi:10.1093/mnras/stu229.