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TU Berlin

Kinetic PIC plasma simulations

Physical problems: collisionless magnetic reconnection, collisionless shocks, kinetic plasma instabilities, kinetic turbulence, plasma waves, solar radio emission, pulsar radio emission.

Numerical code: ACRONYM: fully-kinetic PIC (Particle-in-Cell) code (2013-), XOOPIC (2011-2012), GISMO (1996-2001)

Relevant publications:

  • Benáček, J., Muñoz, P. A., Manthei, A. C., & Büchner, J. (2021). Radio Emission by Soliton Formation in Hot Streaming Pair Pulsar Plasmas. Arxiv preprint: 2101.03083
  • Manthei, A. C., Benáček, J., Muñoz, P. A., & Büchner, J. (2021). Refining pulsar radio emission due to streaming instabilities: Linear theory and PIC simulations in a wide parameter range. Accepted in A&A. Arxiv preprint: 2011.07377
  • Yao, X., Muñoz, P. A., & Büchner, J.(2021). The effects of density inhomogeneities on the radio wave emission in electron beam plasmas. Journal of Plasma Physics, 87(2), 905870203. Arxiv preprint: 2005.08876
  • Schreiner, C., Kilian, P., Spanier, F., Muñoz, P. A., & Büchner, J. (2020). Ion acceleration in non-relativistic quasi-parallel shocks using fully kinetic simulations. Arxiv preprint: 2003.07293
  • Zhou, X., Muñoz, P. A., Büchner, J. & Liu, S. (2020). Wave Excitation by Energetic Ring-distributed Electron Beams in the Solar Corona. The Astrophysical Journal, 891, 92.
  • Muñoz, P. A., & Büchner, J. (2018). Kinetic turbulence in fast 3D collisionless guide-field magnetic reconnection. Physical Review E, 98(4), 043205.
  • Muñoz, P. A., & Büchner, J. (2018). Two-stage electron acceleration by 3D collisionless guide field magnetic reconnection.  The Astrophysical Journal, 864(1), 92.
  • Büchner, J., Kilian, P., Muñoz, P. A., Spanier, F., Widmer, F., Zhou, X., & Jain, N. (2018). Kinetic Simulations of Electron Acceleration at Mercury. In H. et al Lühr (Ed.), Magnetic Fields in the Solar System (pp. 201–240). Springer International Publishing AG.
  • Kilian, P., Muñoz, P. A., Schreiner, C., & Spanier, F. (2017). Plasma waves as a benchmark problem. Journal of Plasma Physics, 83, 707830101.
  • Muñoz, P. A., Büchner, J., & Kilian, P. (2017). Turbulent transport in 2D collisionless guide field reconnection. Physics of Plasmas, 24(2), 22104.
  • Muñoz, P. A., & Büchner, J. (2016). Non-Maxwellian electron distribution functions due to self-generated turbulence in collisionless guide-field reconnection. Physics of Plasmas, 23(10), 102103.
  • Muñoz, P. A., Told, D., Kilian, P., Büchner, J., & Jenko, F. (2015). Gyrokinetic and kinetic particle-in-cell simulations of guide-field reconnection. I. Macroscopic effects of the electron flows. Physics of Plasmas, 22(8), 82110.
  • Muñoz, P. A., Kilian, P., & Büchner, J. (2014). Instabilities of collisionless current sheets revisited: The role of anisotropic heating. Physics of Plasmas, 21(11), 112106.

  • Lee, K.-W., & Büchner, J. (2011). Turbulent anomalous transport and anisotropic electron heating in a return current system. Physics of Plasmas, 18(2), 22308.
  • Lee, K.-W., & Büchner, J. (2011). Collisionless turbulent transport and anisotropic electron heating in coronal flare loops. Astronomy and Astrophysics, 535, 61.

  • Wiegelmann, T., & Büchner, J. (2001). Evolution of magnetic helicity in the course of kinetic magnetic reconnection. Nonlinear Processes in Geophysics, 8(3), 127–140.
  • Wiegelmann, T., & Büchner, J. (2000). Kinetic simulations of the coupling between current instabilities and reconnection in thin current sheets. Nonlinear Processes in Geophysics, 7, 141–150.
  • Büchner, J. (1999). Three-Dimensional Magnetic Reconnection In Astrophysical Plasmas — Kinetic Approach. In J. Büchner, I. Axford, E. Marsch, & V. Vasyliunas (Eds.), Plasma Astrophysics And Space Physics (pp. 25–42). Dordrecht: Springer Netherlands.
  • Kuska, J. P., & Büchner, J. (1999). The Three-Dimensional Fully Kinetic Electromagnetic Pic Simulation Code Gismo. In J. Büchner, I. Axford, E. Marsch, & V. Vasyliunas (Eds.), Plasma Astrophysics And Space Physics (pp. 645–652). Dordrecht: Springer Netherlands.
  • Büchner, J., & Kuska, J. (1999). Sausage mode instability of thin current sheets as a cause of magnetospheric substorms. Annales Geophysicae, 17(5), 604–612.
  • Büchner, J., & Kuska, J.-P. (1997). Numerical simulation of three-dimensional reconnection due to the instability of collisionless current sheets. Advances in Space Research, 19(12), 1817–1822.
  • Büchner, J., & Kuska, J.-P. (1996). Three-dimensional collisionless reconnection through thin current sheets - theory and self-consistent simulations. In 3rd International Conference on Substorms (p. 373).

Zusatzinformationen / Extras