Ab initio and anion photoelectron studies of Rhn (n = 1 − 9) clusters Marcela R. Beltrán, Fernando Buendía Zamudio, Vikas Chauhan, Prasenjit Sen, Haopeng Wang, Yeon Jae Ko and Kit Bowen Eur. Phys. J. D, 67 3 (2013) 63 Published online: 21 March 2013 DOI: 10.1140/epjd/e2013-30547-2