Fock, J; Bogart, LK; Gonzalez-Alonso, D; Espeso, JI; Hansen, MF; Varon, M; Frandsen, C; Fock, J; Bogart, LK; Gonzalez-Alonso, D; Espeso, JI; Hansen, MF; Varon, M; Frandsen, C; Pankhurst, QA; - view fewer (2017) On the 'centre of gravity' method for measuring the composition of magnetite/maghemite mixtures, or the stoichiometry of magnetite-maghemite solid solutions, via Fe-57 Mossbauer spectroscopy. Journal of Physics D: Applied Physics , 50 (26) 10.1088/1361-6463/aa73fa.