Events Archive

Events Archive

Heliophysics Seminar, Dr. Imogen Gingell
Tue, Dec 17, 2024, 2:00 pm3:00 pm

Title: Magnetic Reconnection in the Transition Region of Collisionless Shockwaves

Dr. Imogen Gingell, School of Physics & Astronomy, University of Southampton

Observations by Magnetospheric Multiscale have demonstrated that magnetic reconnection occurs at Earth's bow shock, typically at thin current sheets…

Heliophysics Seminar, Dr. Valentin Skoutnev
Tue, Dec 3, 2024, 2:00 pm3:00 pm

Title: Tayler Instability Revisited

Dr. Valentin Skoutnev, Department of Physics, Columbia University

Tayler instability of toroidal magnetic fields is broadly invoked as the main trigger for turbulence and angular momentum transport in stellar radiative zones. I will discuss a recent systematic revision of the…

Heliophysics Seminar, Prof. Bennett Maruca
Tue, Nov 19, 2024, 2:00 pm3:00 pm

Title: The Trans-Heliospheric Survey: Radial Trends in Plasma Parameters Across the Heliosphere

Prof. Bennett Maruca, Department of Physics & Astronomy, University of Delaware

Though the solar wind is characterized by spatial and temporal variability across a wide range of scales, long-term averages of in-situ…

Heliophysics Seminar, Dr. James Beattie
Tue, Nov 5, 2024, 2:00 pm3:00 pm

Title: Unravelling the Workings of the Compressible Turbulent Dynamo [Video]

Dr. James Beattie, Department of Astrophysical Sciences, Princeton University, & The Canadian Institute of…

Heliophysics Seminar, Dr. Trevor Bowen
Tue, Oct 29, 2024, 2:00 pm3:00 pm

Title: Connecting Signatures of Turbulent Dissipation and Cyclotron Resonant Interactions: Progress Towards Understanding Collisionless Heating

Dr. Trevor Bowen, Space Sciences Laboratory, UC Berkeley

This talk will provide an overview of recent progress in understanding heating of the inner heliosphere via…

Heliophysics Seminar, Jada Walters
Tue, Oct 22, 2024, 2:00 pm3:00 pm

Title: Firehose Instabilities in Fluid Simulations of Solar and Astrophysical Plasmas [Video]

Jada Walters, Lunar & Planetary Laboratry, The University of Arizona

Pressure anisotropy is…

Heliophysics Seminar, Prof. Maxim Lyutikov
Thu, Oct 17, 2024, 2:00 pm3:00 pm

Title: Space Phyiscs-Astrophyiscs Connection: Comparative Magnetospheres [Video]

Prof. Maxim Lyutikov, Department of Phyiscs and Astronomy, Purdue University

Many astrophysical sources have…

Heliophysics Seminar, Dr. Julia Stawarz
Tue, May 14, 2024, 2:00 pm3:00 pm

Looking at Plasma Turbulence Through a Microscope: Peering into the Smallest Scales of the Turbulent Cascade with Magnetospheric Multiscale and Beyond [Video]

Dr. Julia Stawarz, Northumbria University…

Heliophysics Seminar, Prof. Pascale Garaud
Tue, Apr 30, 2024, 2:00 pm3:00 pm

Regimes of Stratified Turbulence at Low Prandtl Number [Video]

Prof. Pascale Garaud, UC Santa Cruz

Stellar fluids have a low Prandtl number, which distinguishes them from geophysical fluids by…

Heliophysics Seminar, Davide Manzini
Tue, Apr 16, 2024, 2:00 pm3:00 pm

Turbulence and Heating in Collisionless Plasma: Insights from the Earth's Magnetosheath [Video]

Davide Manzini, École Polytechnique

One of the central questions in astrophysical plasmas revolves…