2 papers
math.AP2026
An asymptotic model of Poisson--Nernst--Planck--Stokes systems in narrow channels
Christine Keller, Andreas Münch, Barbara Wagner
Ion transport through narrow channels is described by the coupled Poisson--Nernst--Planck--Stokes equations (PNPS) on a continuum scale. However, direct numerical simulations in tw…
astro-ph.GA2025
The gas streamer G1-2-3 in the Galactic Center
S. Gillessen, F. Eisenhauer, J. Cuadra +61
The black hole in the Galactic Center, Sgr A*, is prototypical for ultra-low-fed galactic nuclei. The discovery of a hand-full of gas clumps in the realm of a few Earth masses in i…