6. Efficient in isolation? Yes, if you're a dwarf galaxy...

 Title: A Stellar Mass Threshold for Quenching Field Galaxies

Authors: Marla Geha, Michael R. Blanton, Renbin Yan, and Jeremy Tinker

Status: Published in ApJ, 2012

... less if you're a grad student during the COVID-19 pandemic.

Dwarf quenching