دانلود کتاب LACAME 2008: Proceedings of the 11th Latin American Conference on the Applications of the Mössbauer Effect, (LACAME 2006) held in La Plata, 9-14 November 2008

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Front Matter....Pages i-viii
Eleventh Latin American conference on the applications of the Mössbauer effect, LACAME 2008, La Plata, Argentina, 9–14 November 2008....Pages 1-2
Preface....Pages 3-4
Fe/MCM-41 sylilated catalyst: structural changes determination during the Fischer–Tropsch reaction....Pages 5-13
Reduction of hematite with ethanol to produce magnetic nanoparticles of Fe 3 O 4 , Fe 1 − x O or Fe 0 coated with carbon....Pages 15-19
Magnetic nanoparticles based on iron coated carbon produced from the reaction of Fe 2 O 3 with CH 4 : a Mössbauer study....Pages 21-25
Niobian iron oxides as heterogeneous Fenton catalysts for environmental remediation....Pages 27-34
Magnetic minerals from volcanic Ultisols as heterogeneous Fenton catalysts....Pages 35-41
Hematite reaction with tar to produce carbon/iron composites for the reduction of Cr(VI) contaminant....Pages 43-48
Supported iron based redox systems for hydrogen production and storage from ethanol....Pages 49-54
Mineralogical characterization of Greda clays and monitoring of their phase transformations on thermal treatment....Pages 55-62
Mössbauer spectroscopy study of a mineral sample from Oshno Hill, District of Chavín de Pariarca, Huanuco Region, Peru....Pages 63-68
Hematite from a mining area in the east border of Quadrilátero Ferrífero, Minas Gerais, Brazil....Pages 69-76
Mössbauer studies of one representative hydromorphic soil of the coastal area of the Rio de La Plata....Pages 77-83
57 Fe Mössbauer spectroscopy of radiation damaged samarskites and gadolinites....Pages 85-91
Synthesis of hematite nanowires using a mesoporous hard template....Pages 93-98
Mössbauer characterization of surface-coated magnetic nanoparticles for applications in transformers....Pages 99-104
Formation of nanostructured Al 64 Cu 23 Fe 13 icosahedral quasicrystal by the ball milling technique....Pages 105-109
Mössbauer and EXAFS spectroscopy investigation of iron and arsenic adsorption to lettuce leaves....Pages 111-115
Characterization of corrosion products of a carbon steel screw-nut set exposed to mountain weather conditions....Pages 117-126
The role of the spinel phases on the rust activity in corroded steels....Pages 127-131
On the reaction of iron oxides and oxyhydroxides with tannic and phosphoric acid and their mixtures....Pages 133-140
Design of a conversion electron Mössbauer spectrometer based on an electron multiplier. Evaluation of the mean-escape-depth of the detected signals....Pages 141-147
Magnetic properties of γ-Fe 2 O 3 nanoparticles encapsulated in surface-treated polymer spheres....Pages 149-154
Low temperature magnetic ordering in Fe-doped TiO 2 samples....Pages 155-159
A quasi-continuous observation of the α -transition of Fe 1 + x S by Mössbauer line tracking....Pages 161-165
Mössbauer study of Fe–Co alloys with Cr additions synthesized by mechanical alloying....Pages 167-171
Structure and soft magnetic properties of FINEMET type alloys: Fe 73.5 Si 13.5 Nb 3 − x Mo x B 9 Cu 1 ( x  = 1.5, 2)....Pages 173-177
Influence of silicon and atomic order on the magnetic properties of (Fe 80 Al 20 ) 100 – x Si x nanostructured system....Pages 179-184
Fe-doped SnO 2 nanopowders obtained by sol–gel and mechanochemical alloying with and without thermal treatment....Pages 185-189
Crystallographic and 119 Sn and 155 Gd Mössbauer analyses of Gd 5 Ge 2 (Si 1 − x Sn x ) 2 (x = 0.23 and x = 0.40)....Pages 191-197
A Mössbauer effect study of the Fe 2+x Mn 1–x Al Heusler alloys....Pages 199-204
Mössbauer analysis of Nd-Co M-type strontium hexaferrite powders with different iron content....Pages 205-212
Quasicrystalline phase formation in the mechanically alloyed Al 70 Cu 20 Fe 10 ....Pages 213-217
Structural and magnetic properties of Fe–Ni mecanosynthesized alloys....Pages 219-226
Mössbauer study on Zn 1 − x Fe x O semiconductors prepared by high energy ball milling....Pages 227-233
Hyperfine, structural and electrical transport properties of the high-energy milled (1 − X).ZnO–X.FeO system....Pages 235-240
Effect of Ni on the lattice parameter and the magnetic hyperfine field in (Fe 70 Al 30 ) 100 − x Ni x alloys....Pages 241-247
Characterization of scraps produced by the industrial laser cutting of steels....Pages 249-255
Mössbauer spectroscopy analysis on a tempered martensitic 9% Cr steel....Pages 257-263
Synthesis and characterization of silica-coated nanoparticles of magnetite....Pages 265-274
Synthesis and characterization of superparamagnetic iron oxide nanoparticles for biomedical applications....Pages 275-280
Back Matter....Pages ix-xii