-
-
Araújo, Douglas Bezerra de; Teixeira, Paulo Roberto de Freitas; Cunda, Luiz Antonio Bragança da
(2013)
Welding processes are considered a thermal-mechanical-metallurgical coupled issue. The most important boundary condition in the thermal analysis is the heat source model. Although many studies have been carried out to ...
-
-
Oliveira, Branca Freitas de; Cunda, Luiz Antonio Bragança da; Öchsner, Andreas; Creus, Guillermo Juan
(2008)
Metal foams are materials of recent development and application that show interesting combinations of physical and mechanical properties. Many applications are envisaged for such materials, particularly in equipments of ...
-
-
Oliveira, Branca Freitas de; Cunda, Luiz Antonio Bragança da; Öchsner, Andreas; Creus, Guillermo Juan
(2009)
One way to obtain a cellular metal with a uniform microstructure is to employ hollow metallic spheres welded or bonded. Such materials are known as MHSS (Metallic Hollow Sphere Structures). Cellular metals can be applied ...
-
-
Cunda, Luiz Antonio Bragança da; Oliveira, Branca Freitas de; Creus, Guillermo Juan
(2011)
Metallic foams provide low density, high specific stiffness, high energy absorption and good damping and are thus interesting alternatives for structural applications. The impact energy is dissipated through cell bending, ...
-
-
Cunda, Luiz Antonio Bragança da; Oliveira, Branca Freitas de; Creus, Guillermo Juan
(2012)
Purpose – As compared with homogeneous metals and alloys, cellular metals provide low density, high specific stiffness, high energy absorption and good damping, thus being interesting alternatives to employ as protection ...
-
-
Maghous, Samir; Pasquali, Paulo Roberto Zanella; Santos, Leonardo Costa dos; Cunda, Luiz Antonio Bragança da
(2009)
The present paper describes a formulation of macroscopic strength properties of porous media relying on the simulation of the regime o plastic flow of the solid matrix by means of an appropriate fictitious non-linear elastic ...
-
-
Teixeira, Paulo Roberto de Freitas; Araújo, Douglas Bezerra de; Cunda, Luiz Antonio Bragança da
(2014)
Welding processes are considered a thermal-mechanical-metallurgical coupled issue. The most important boundary condition in the numerical thermal analysis is the heat source model. Although many studies have been carried ...