Revealing Gravitational Collapse in Serpens G3-G6 Molecular Cloud using Velocity Gradients

no code implementations • 11 Feb 2021 • Yue Hu, A. Lazarian, Snezana Stanimirovic

We suggest that the Serpens G3-G6 south clump is undergoing a gravitational collapse.

Astrophysics of Galaxies

Anisotropies in Compressible MHD Turbulence: Probing Magnetic Fields and Measuring Magnetization

no code implementations • 11 Dec 2020 • Yue Hu, Siyao Xu, A. Lazarian

We demonstrate that the anisotropic structure functions of turbulent velocities can be used to estimate both the orientation and strength of magnetic fields.

Astrophysics of Galaxies

Study Turbulence and Probe Magnetic Field Using Gradient Technique: Application to HI-to-H2 Transition Regions

no code implementations • 2 Aug 2020 • Yue Hu, A. Lazarian, Shmuel Bialy

In this work, we consider the effect of turbulence on the HI and H2 transition and explore the possibility of tracing the magnetic field direction in photodissociation regions using the Gradient Technique.

Astrophysics of Galaxies