Joint-inversion of gravity data and cosmic ray muon flux to detect shallow subsurface density structure beneath volcanoes: Testing the method at a well-characterized site

Mousumi Roy1, Megan Lewis2, Nicolas K George3, Alex Johnson2, Michal Dichter4, Charlotte A Rowe5 and Elena Guardincerri6, (1)University of New Mexico, Department of Physics and Astronomy, Albuquerque, United States, (2)Univ New Mexico, Physics and Astronomy, Albuquerque, NM, United States, (3)Univ New Mexico, Albuquerque, NM, United States, (4)University of New Mexico Main Campus, Albuquerque, NM, United States, (5)Los Alamos National Laboratory, Los Alamos, NM, United States, (6)Los Alamos National Laboratory, Los Alamos, United States