Controlled cobalt doping in the spinel structure of magnetosome magnetite: New evidences from element- and site-specific XMCD analyses

Jinhua LI1, Nicolas Menguy2, Marie-Anne Arrio2, Philippe Sainctavit2, Amélie Juhin2, Yinzhao Wang1, Haitao Chen3, Oana Bunau2, Edwige Otero4, Philippe Ohresser4 and Yongxin Pan1, (1)Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing, China, (2)Institut de Minéralogie, de Physique des Matériaux, et de Cosmochimie (IMPMC), Sorbonne Universités - UPMC Univ. Paris 06, UMR CNRS 7590, Muséum National d’Histoire Naturelle, UR 206, 4 Place Jussieu, F-75005 Paris, France, (3)Institute of Deep-Sea Science and Engineering, Chinese Academy of Sciences, Sanya, China, (4)Synchrotron SOLEIL, L’Orme des Merisiers Saint-Aubin, 91192 Gif-sur-Yvette Cedex, France