Astrophysical Turbulence and Dynamos

Presentations

• Is the Landau Theory Important for Stellar Dynamics?

  ORAL

  Nov. 8, 2021, 9:30 AM – Nov. 8, 2021, 9:42 AM

  Publication: 1. J. Y. Lau and J. Binney, arXiv e-prints: arXiv:2104.0744
  2. C. S. Ng, A. Bhattacharjee and F. Skiff, Physical Review Letters 83, 1974 (1999)

  Presenters

  • Amitava Bhattacharjee

    • Princeton University

  Authors

  • Amitava Bhattacharjee

    • Princeton University

  • Chung-Sang Ng

    • University of Alaska Fairbanks

  View abstract →

• Collisions of relativistic Alfvén waves as sources of weak turbulence, current sheets, and efficient mode conversion

  ORAL

  Nov. 8, 2021, 9:42 AM – Nov. 8, 2021, 9:54 AM

  Publication: Two manuscripts have been submitted to the Journal of Plasma Physics and are currently under review:
  
  J. M. TenBarge and B. Ripperda and A. Chernoglazov and A. Bhattacharjee and J. F. Mahlmann and E. R. Most and J. Juno and Y. Yuan and A. A. Philippov, Weak Alfvénic turbulence in relativistic plasmas I: asymptotic solutions, arxiv:2105.01146
  
  B. Ripperda and J. F. Mahlmann and A. Chernoglazov and J. M. TenBarge and E. R. Most and J. Juno and Y. Yuan and A. A. Philippov and A. Bhattacharjee, Weak Alfvénic turbulence in relativistic plasmas II: Current sheets and dissipation, arxiv:2105.01145

  Presenters

  • Jens F Mahlmann

    • Department of Astrophysical Sciences, Peyton Hall, Princeton University, Princeton, NJ 08544, USA
    • Princeton University

  Authors

  • Jens F Mahlmann

    • Department of Astrophysical Sciences, Peyton Hall, Princeton University, Princeton, NJ 08544, USA
    • Princeton University

  • Bart Ripperda

    • Princeton University/Flatiron Institute

  • Alexander Chernoglazov

    • University of New Hampshire

  • Jason M TenBarge

    • Princeton University

  • Elias R Most

    • Princeton University

  • James L Juno

    • The University of Iowa
    • University of Iowa

  • Yajie Yuan

    • Simons Foundation

  • Alexander A Philippov

    • Center for Computational Astrophysics, Flatiron Institute, 162 Fifth Avenue, New York, NY 10010, USA
    • Simons Foundation

  • Amitava Bhattacharjee

    • Princeton University

  View abstract →

• Large Scale Magnetic Field Growth and Stability in Hall-MHD Simulations of Quasi-Keplerian Flows

  ORAL

  Nov. 8, 2021, 9:54 AM – Nov. 8, 2021, 10:06 AM

  Publication: One paper of the same or similar title is currently in draft, with authors Matthew Pharr, Fatima Ebrahimi, Eric Blackman.

  Presenters

  • Matthew C Pharr

    • Columbia University

  Authors

  • Matthew C Pharr

    • Columbia University

  • Fatima Ebrahimi

    • Princeton Plasma Physics Laboratory

  • Eric Blackman

    • Rochester Institute of Technology
    • University of Rochester

  View abstract →

• Kinetic Turbulence in Pressure-Anisotropic, High-Beta Plasmas

  ORAL

  Nov. 8, 2021, 10:06 AM – Nov. 8, 2021, 10:18 AM

  Publication: Arzamasskiy, Kunz, Squire, Quataert, Schekochihin, 2021, in preparation

  Presenters

  • Lev Arzamasskiy

    • Institute for Advanced Study

  Authors

  • Lev Arzamasskiy

    • Institute for Advanced Study

  • Matthew W Kunz

    • Princeton University

  • Jonathan Squire

    • University of Otago
    • University of Otago, New Zealand

  • Eliot Quataert

    • Princeton University

  • Alexander A Schekochihin

    • University of Oxford
    • Univ of Cambridge

  View abstract →

• Exploration of Magnetic-Field Generation via Biermann Battery Using the FLASH Code to Model Experiments Performed at UCLA’s Phoenix Laboratory

  ORAL

  Nov. 8, 2021, 10:18 AM – Nov. 8, 2021, 10:30 AM

  Presenters

  • Marissa B Adams

    • University of Rochester

  Authors

  • Marissa B Adams

    • University of Rochester

  • Scott Feister

    • California State University, Channel Isl
    • Department of Computer Science, California State University Channel Islands, Camarillo, California 93120, USA
    • California State University Channel Islands

  • Jessica J Pilgram

    • University of California, Los Angeles

  • Carmen G Constantin

    • UCLA
    • University of California, Los Angeles

  • Christoph Niemann

    • University of California, Los Angeles

  • Pierre-Alexandre Gourdain

    • University of Rochester

  • Petros Tzeferacos

    • University of Rochester

  View abstract →

• Radiative Turbulence in Magnetically Dominated Plasmas: Particle Acceleration and Cooling

  ORAL

  Nov. 8, 2021, 10:30 AM – Nov. 8, 2021, 10:42 AM

  Presenters

  • Luca Comisso

    • Columbia Univ
    • Columbia University

  Authors

  • Luca Comisso

    • Columbia Univ
    • Columbia University

  • Lorenzo Sironi

    • Columbia University

  View abstract →

• Kinetic Simulations of Imbalanced Turbulence in a Relativistically-hot Plasma

  ORAL

  Nov. 8, 2021, 10:42 AM – Nov. 8, 2021, 10:54 AM

  Publication: Hankla, Zhdankin, Werner, Uzdensky, Begelman, in prep.

  Presenters

  • Amelia Hankla

    • University of Colorado, Boulder

  Authors

  • Amelia Hankla

    • University of Colorado, Boulder

  • Vladimir V Zhdankin

    • Center for Computational Astrophysics, Flatiron Institute

  • Gregory R Werner

    • University of Colorado, Boulder

  • Dmitri A Uzdensky

    • University of Colorado, Boulder

  • Mitchell C Begelman

    • JILA
    • University of Colorado, Boulder

  View abstract →

• Reconnection-controlled decay of magnetohydrodynamic turbulence and the role of invariants

  ORAL

  Nov. 8, 2021, 10:54 AM – Nov. 8, 2021, 11:06 AM

  Publication: preprint: https://arxiv.org/abs/2012.01393

  Presenters

  • David Hosking

    • University of Oxford

  Authors

  • David Hosking

    • University of Oxford

  • Alexander A Schekochihin

    • University of Oxford
    • Univ of Cambridge

  View abstract →

• Collisionless magnetorotational turbulence in electron-ion plasmas

  ORAL

  Nov. 8, 2021, 11:06 AM – Nov. 8, 2021, 11:18 AM

  Presenters

  • Fabio Bacchini

    • University of Colorado, Boulder

  Authors

  • Fabio Bacchini

    • University of Colorado, Boulder

  • Dmitri A Uzdensky

    • University of Colorado, Boulder

  • Gregory R Werner

    • University of Colorado, Boulder

  • Mitchell C Begelman

    • JILA
    • University of Colorado, Boulder

  • Vladimir V Zhdankin

    • Center for Computational Astrophysics, Flatiron Institute

  View abstract →

• Scaling of Turbulent Viscosity and Resistivity: Extracting a Scale-dependent Turbulent Magnetic Prandtl Number

  ORAL

  Nov. 8, 2021, 11:18 AM – Nov. 8, 2021, 11:30 AM

  Publication: https://arxiv.org/abs/2107.00861

  Presenters

  • Xin Bian

    • University of Rochester

  Authors

  • Xin Bian

    • University of Rochester

  • Jessica K Shang

    • University of Rochester

  • Eric Blackman

    • Rochester Institute of Technology
    • University of Rochester

  • Gilbert Collins

    • University of Rochester
    • Laboratory for Laser Energetics, University of Rochester
    • Laboratory for Laser Energetics, U. of Rochester

  • Hussein Aluie

    • University of Rochester

  View abstract →

• Effective Collision Operator for Heat-Flux-Generated Whistler Turbulence

  ORAL

  Nov. 8, 2021, 11:30 AM – Nov. 8, 2021, 11:42 AM

  Presenters

  • Evan L Yerger

    • Princeton University

  Authors

  • Evan L Yerger

    • Princeton University

  • Matthew W Kunz

    • Princeton University

  • Anatoly Spitkovsky

    • Princeton University

  View abstract →

• Cyclical Generation of Magnetic Field Structures with Significant Electron Temperature and Density Gradients

  ORAL

  Nov. 8, 2021, 11:42 AM – Nov. 8, 2021, 11:54 AM

  Publication: [1] B. Coppi and B. Basu, Phys. Lett. A 397, 127265 (2021).

  Presenters

  • Bamandas Basu

    • MIT

  Authors

  • Bamandas Basu

    • MIT

  • Bruno Coppi

    • MIT, CNR
    • Multiple Institutions
    • MIT, CNR-ISC, Italy
    • MIT
    • CNR, MIT

  View abstract →

• Stretching, mixing, and tearing: Magnetic self-organization in high-resolution simulations of the turbulent dynamo in Pm>1 plasma

  ORAL

  Nov. 8, 2021, 11:54 AM – Nov. 8, 2021, 12:06 PM

  Presenters

  • Alisa Galishnikova

    • Princeton University

  Authors

  • Alisa Galishnikova

    • Princeton University

  • Matthew W Kunz

    • Princeton University

  • Alexander A Schekochihin

    • University of Oxford
    • Univ of Cambridge

  View abstract →

• Spontaneous magnetization of collisionless plasmas through the action of a shear flow

  ORAL

  Nov. 8, 2021, 12:06 PM – Nov. 8, 2021, 12:18 PM

  Presenters

  • Muni Zhou

    • Massachusetts Institute of Technology MI
    • Massachusetts Institute of Technology

  Authors

  • Muni Zhou

    • Massachusetts Institute of Technology MI
    • Massachusetts Institute of Technology

  • Vladimir V Zhdankin

    • Center for Computational Astrophysics, Flatiron Institute

  • Matthew W Kunz

    • Princeton University

  • Nuno F Loureiro

    • Massachusetts Institute of Technology MIT
    • Massachusetts Institute of Technology MI
    • MIT PSFC
    • Massachusetts Institute of Technology

  • Dmitri A Uzdensky

    • University of Colorado, Boulder

  View abstract →

• Energy diffusion and advection coefficients in kinetic simulations of relativistic plasma turbulence

  ORAL

  Nov. 8, 2021, 12:18 PM – Nov. 8, 2021, 12:30 PM

  Presenters

  • Kai W Wong

    • University of Colorado, Boulder

  Authors

  • Kai W Wong

    • University of Colorado, Boulder

  • Dmitri A Uzdensky

    • University of Colorado, Boulder

  • Vladimir V Zhdankin

    • Center for Computational Astrophysics, Flatiron Institute

  • Mitchell C Begelman

    • JILA
    • University of Colorado, Boulder

  • Gregory R Werner

    • University of Colorado, Boulder

  View abstract →