3 papers
astro-ph.EP2026
Large Dust Grains and a Possible Dust Trap in the Polar Circumbinary Disc of HD 98800B
Ãlvaro Ribas, Thomas Lack, Francesco Zagaria +6
HD 98800 is a nearby hierarchical quadruple system comprising two binaries orbiting each other. Surprisingly, despite its 10 Myr age and dynamic environment, the Ba-Bb compo…
astro-ph.SR2026
IRAM 04191+1522: a compact proto-brown dwarf binary candidate
N. Huélamo, I. de Gregorio-Monsalvo, Aina Palau +12
Very low-luminosity objects in nearby star-forming regions have been identified as promising proto-brown dwarf candidates. The study of their multiplicity can shed light on the dom…
astro-ph.EP2026
Probing Dust in the MWC 480 Disk from Millimeter to Centimeter Wavelengths
Yangfan Shi, Feng Long, Enrique MacÃas +12
We present deep, high-resolution (100 mas) Karl G. Jansky Very Large Array (VLA) Ka-band (9.1 mm) observations of the disk around MWC 480, and infer dust properties through a…