Instrumentation development for In Situ 40Ar/39Ar planetary geochronology - Morgan, Leah; Munk, Madicken; Davidheiser-Kroll, Brett; Warner, Nicholas; Gupta, Sanjeev; Slaybaugh, Rachel; Harkness, Patrick; Mark, Darren (Geostandards and Geoanalytical Research, 2017)