Helium abundance and non-equilibrium in the inner heliosphere
Helium abundance and non-equilibrium in the inner heliosphere
Tatiana Niembro Hernandez1, Michael Louis Stevens2, Anthony W Case1, Kelly E Korreck3, Kristoff Paulson4, Gregory Mark Szypko5, Justin Christophe Kasper6, Davin E Larson7, Roberto Livi8, Ali Rahmati9, Michael McManus10, Jia Huang11, A. Szabo12, Phyllis L Whittlesey8, Stuart Bale13, Marc Pulupa14, David Malaspina15, John W Bonnell14, Peter Harvey16, Keith Goetz17, Thierry Dudok de Wit18 and Robert J. MacDowall19, (1)Smithsonian Astrophysical Observatory, Cambridge, MA, United States, (2)Smithsonian Astrophysics Observatory, Cambridge, MA, United States, (3)Smithsonian Observatory, Cambridge, MA, United States, (4)Smithsonian Astrophysical Observatory, Cambridge, United States, (5)Dartmouth College, Hanover, NH, United States, (6)University of Michigan, Ann Arbor, MI, United States, (7)Space Sciences Laboratory, Berkeley, CA, United States, (8)University of California Berkeley, Berkeley, CA, United States, (9)University of California Berkeley, Space Sciences Laboratory, Berkeley, CA, United States, (10)U.S. EPA, Cincinnati, United States, (11)University of Michigan, Ann Arbor, United States, (12)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (13)University of California, Berkeley, Berkeley, CA, United States, (14)University of California, Berkeley, Space Sciences Laboratory, Berkeley, CA, United States, (15)University of Colorado, Boulder, Laboratory for Atmospheric and Space Physics, Boulder, CO, United States, (16)Space Sciences Laboratory, Berkeley, United States, (17)University of Minnesota, Minneapolis, MN, United States, (18)LPC2E, CNRS and University of Orléans, Orléans, France, (19)NASA Goddard SFC, Greenbelt, MD, United States
