Thermal-annealing effects on the structural and magnetic properties of 10% Fe-doped SnO2 nanoparticles synthetized by a polymer precursor method - Herrera Aragón, Fermin Fidel; Coaquira, José Antonio Huamaní; Nagamine, Luiz Carlos Camargo Miranda; Cohen, Renato; Silva, S W da; Morais, P C (Journal of Magnetism and Magnetic Materials, 2015)