Assessment of the High-Energy Spectral Component of Terrestrial Gamma-Ray Flashes

Martino Marisaldi1, Marcello Galli2, Alessandro Ursi3, Marco Tavani3, Claudio Labanti4, Fabio Fuschino5, Nikolai Ostgaard1, Steven A Cummer6 and Fanchao Lyu7, (1)University of Bergen, Department of Physics and Technology, Bergen, Norway, (2)ENEA, Bologna, Italy, (3)IAPS-INAF, Rome, Italy, (4)National Institute for Astrophysics, Bologna, Italy, (5)Università di Bologna, Dipartimento di Fisica e Astronomia, Bologna, Italy, (6)Duke University, Department of Electrical and Computer Engineering, Durham, United States, (7)Nanjing Joint Institute for Atmospheric Sciences, Nanjing, China