Energy loss of H+ and H2+ beams in carbon nanotubes: a joint experimental and simulation study Jorge E. Valdés, Carlos Celedón, Mario Mery, Juan D. Uribe, Rodrigo Segura, Néstor R. Arista, Isabel Abril and Rafael Garcia-Molina Eur. Phys. J. D, 73 9 (2019) 201 Published online: 12 September 2019 DOI: 10.1140/epjd/e2019-100106-2