Hard X-ray photoemission study of the Fabre salts (TMTTF)2X (X = SbF6 and PF6) Katerina Medjanik, Mariano de Souza, Dmytro Kutnyakhov, Andrei Gloskovskii, Jens Müller, Michael Lang, Jean-Paul Pouget, Pascale Foury-Leylekian, Alec Moradpour, Hans-Joachim Elmers and Gerd Schönhense Eur. Phys. J. B, 87 11 (2014) 256 Published online: 03 November 2014 DOI: 10.1140/epjb/e2014-50499-y