Volume is indexed by Thomson Reuters CPCI-S (WoS). This publication contains the proceedings of the sixth Latin-American Workshop on "Magnetism, Magnetic Materials and their Applications". The 85 peer-reviewed academic and technical papers cover a wide spectrum of the many interesting aspects of this subject. The contents are grouped under the headings: fundamental properties, thin films and magneto-optics, manganites and oxides, magneto-resistance and magneto-impedance, hard magnets, low temperature magnetism, ferrites and steels, and fluids and particles.