LACAME 2004

Effect of the Calcination Atmosphere on the Structural Properties of the Reduced Fe/SiO2 System.- NMR and Mössbauer Study of Al2O3-Eu2O3.- From Ore to Tool - Iron Age Iron Smelting in the Largest and Oldest Meteorite Crater in the World.- Hydrometallurgical Extraction of Zinc and Copper - A 57Fe-Mössbauer and XRD Approach.- Magnetic and Mössbauer Studies of Quaternary Argentine Loessic Soils and Paleosols.- Recovery of Heavy Minerals by Means of Ferrosilicon Dense Medium Separation Material.- Structural and Electronic Properties Study of Colombian Aurifer Soils by Mössbauer Spectroscopy and X-ray Diffraction.- Vickers Microhardness and Hyperfine Magnetic Field Variations of Heat Treated Amorphous Fe78Si9B13 Alloy Ribbons.- Mössbauer and X-Ray Diffraction Investigations of a Series of B-Doped Ferrihydrites.- Study of Malayaite and Malayaite Cobalt Pigment.- Study on Stereochemical Activity of Lone Pair Electrons in Sulfur and Halogen Coordinated Antimony(III) Complexes by 121Sb Mössbauer Spectroscopy.- Cationic Order in Double Perovskite Oxide, Sr2Fe1?x ScxReO6 (x = 0.05, 0.1).- Synthesis of Calcium Telluride as a Possible Mössbauer Source.- On the Rust Products Formed on Weathering and Carbon Steels Exposed to Chloride in Dry-Wet Cyclical Processes.- Design and Construction of an Autonomous Control System for Mössbauer Spectrometry.- ILEEMS: Methodology and Applications to Iron Oxides.- Ferrimagnetic to Paramagnetic Transition in Magnetite: Mössbauer versus Monte Carlo.- Mössbauer Investigation of Fe-Mn-Cu Nanostructured Alloys Obtained by Ball Milling.- Study of the Morin Transition in Pseudocubic ?-Fe2O3 Particles.- Anelastic Relaxation Mechanisms Characterization by Mössbauer Spectroscopy.- Comparative Study by MS and XRD of Fe50Al50 Alloys Producedby Mechanical Alloying, Using Different Ball Mills.- First Principles Determination of Hyperfine Parameters on fcc-Fe8X (X=C, N) Arrangements.- Magnetic and Structural Properties of the Mechanically Alloyed Nd2(Fe100?x Nbx)14B System.- Mechanosynthesis of YIG and GdIG: A Structural and Mössbauer Study.- Mössbauer Spectroscopy, Dilatometry and Neutron Diffraction Detection of the ?-Phase Fraction in Fe-Mn Shape Memory Alloys.- Effects of Hole-Doping on Superconducting Properties in MgCNi3 and its Relation to Magnetism.- Influence of Electron Delocalization on the Magnetic Properties of Iron Ludwigite Fe3O2BO3.