Ammonium on Ceres

Eleonora Ammannito1, Maria Cristina De Sanctis2, Filippo Giacomo Carrorro3, Mauro Ciarniello2, Jean Philippe Combe4, Simone De Angelis3, Bethany L Ehlmann5, Dr. Alessandro Frigeri6, Raffaele Mugnuolo1, Andrea Longobardo2, Simone Marchi7, Ernesto Palomba2, Carol A Raymond8, Mario Salatti9, Federico Tosi10, Francesca Zambon11 and C. T. Russell12, (1)Italian Space Agency, Rome, Italy, (2)IAPS-INAF, Rome, Italy, (3)Istituto Nazionale di Astrofisica (INAF), Istituto di Astrofisica e Planetologia Spaziali (IAPS), Rome, Italy, (4)Bear Fight Institute, Winthrop, WA, United States, (5)California Institute of Technology, Division of Geological and Planetary Sciences, Pasadena, United States, (6)IAPS-INAF, Istituto di Astrofisica e Planetologia Spaziali (IAPS), Rome, Italy, (7)Southwest Research Institute, Boulder, United States, (8)Jet Propulsion Laboratory, California Institute of Technology, Pasadena, United States, (9)ASI, Rome, Italy, (10)INAF-IAPS, Rome, Italy, (11)INAF, IAPS, Rome, Italy, (12)UCLA, Los Angeles, CA, United States