October-December 2010; 13(4) Materials Research ISSN 1516-1439 Materials Research Ibero-american Journal of Materials Regular Articles A Comparative Study of the Corrosion Resistance of Incoloy MA 956 and PM 2000 Superalloys Maysa Terada, Rogério Albuquerque Marques, Marina Magnani, Angelo Fernando Padilha, Isolda Costa........................................................................................................................................................... 425 Effect of Thermal Aging Conditions on the Corrosion Properties and Hardness of a Duplex Stainless Steel José Eduardo May, Carlos Alberto Caldas de Souza, Pedro Augusto de Paula Nascente, Paulo Soares, Carlos Mauricio Lepienski, Sebastião Elias Kuri................................................................................................. 431 Evaluation of Bulk and Surfaces Absorption Edge Energy of Sol-Gel-Dip-Coating SnO2 Thin Films Emerson Aparecido Floriano, Luis Vicente de Andrade Scalvi, Julio Ricardo Sambrano, Viviany Geraldo..................................................................................................................................................... 437 Influence of Phosphorus Content and Quenching/Tempering Temperatures on Fracture Toughness and Fatigue Life of SAE 5160 Steel Danilo Borges Villarino de Castro, Jaime Milan Ventura, Cassius Olivio Figueiredo Terra Ruckert, Dirceu Spinelli, Waldek Wladimir Bose Filho........................................................................................................ 445 Workability Studies on Cold Upsetting of Sintered Copper Alloy Preforms Ananthanarayanan Rajeshkannan......................................................................................................................... 457 Thermal and Mechanical Properties of PVDF/PANI Blends Luiz Francisco Malmonge, Simone do Carmo Langiano, João Manoel Marques Cordeiro, Luiz Henrique Capparelli Mattoso, José Antonio Malmonge................................................................................ 465 Characterization of Dynamic Material Properties of Light Alloys for Crashworthiness Applications Nuno Peixinho, Claudia Doellinger....................................................................................................................... 471 Fracture Mechanics of Polymer Mortar Made with Recycled Raw Materials Marco Antonio Godoy Jurumenha, João Marciano Laredo dos Reis.................................................................... 475 Micro-macroscopic Coupling in the Cellular Automaton Model of Solidification Vinicius Bertolazzi Biscuola, Marcelo Aquino Martorano.................................................................................... 479 ZrO2 Nanoparticles’ Effects on Split Tensile Strength of Self Compacting Concrete Ali Nazari, Shadi Riahi.......................................................................................................................................... 485 Behavior of Granite-Epoxy Composite Beams Subjected to Mechanical Vibrations Antonio Piratelli-Filho, Flamínio Levy-Neto......................................................................................................... 497 Desktop publishing: Available on-line at: Financial support: Ministério da Educação Ministério da Ciência e Tecnologia Synthesis and Properties of New Paramagnetic Hybrid Bayerite from Al(0)/Naphthalene Dianhydride Reaction Eduardo Rezende Triboni, Mauro Francisco Pinheiro da Silva, Alan Teruel Finco, Magali Aparecida Rodrigues, Grégoire Jean-François Demets, Fabio Henrique Dyszy, Paulo Celso Isolani, Pedro Berci Filho, Mario José Politi...................................................................................................................... 505 Stabilization of Electric-Arc Furnace Dust in Concrete Carlos Alberto Caldas de Souza, Alexandre Teixeira Machado, Luiz Rogério Pinho de Andrade Lima, Roberto Jorge Câmara Cardoso............................................................................................................................ 513 Is it Possible to Re-use Mini-implants for Orthodontic Anchorage? Results of an In Vitro Study Cláudia Trindade Mattos, Antônio Carlos de Oliveira Ruellas, Carlos Nelson Elias.......................................... 521 Mechanical and Tribological Properties of Ti-Containing Carbon Nanocomposite Coatings Deposited on TiAlV Alloys Emanuel Santos Júnior, Sérgio de Souza Camargo Júnior, Glória de Almeida Soares, Marie-Paule Delplancke-Ogletree......................................................................................................................... 527 Effect of Steatite Waste Additions on the Physical and Mechanical Properties of Clay Composites Túlio Hallak Panzera, Kurt Strecker, Luiddimar Geraldo de Oliveira, Wander Luiz Vasconcelos, Marco Antônio Schiavon........................................................................................................................................ 535 Characterization and Evaluation of Copper and Nickel Biosorption on Acidic Algae Sargassum Filipendula Sirlei Jaiana Kleinübing, Rodrigo Silveira Vieira, Marisa Masumi Beppu, Eric Guibal, Meuris Gurgel Carlos da Silva.............................................................................................................................. 541 The Effects of ZrO2 Nanoparticles on Physical and Mechanical Properties of High Strength Self Compacting Concrete Ali Nazari, Shadi Riahi.......................................................................................................................................... 551 Plasma Nitriding of CA-6NM Steel: Effect of H2 + N2 Gas Mixtures in Nitride Layer Formation for Low N2 Contents at 500 °C Angela Nardelli Allenstein, Carlos Maurício Lepienski, Augusto José de Almeida Buschinelli, Silvio Francisco Brunatto...................................................................................................................................... 557 Evaluation of the In Vivo Biocompatibility of Hydroxyapatite Granules Incorporated with Zinc Ions Ingrid Russoni de Lima, Gutemberg Gomes Alves, Gustavo Vicentis de Oliveira Fernandes, Eliane Pedra Dias, Glória de Almeida Soares, José Mauro Granjeiro................................................................. 563