Search Results - "Guedes, J.M"

Permeability analysis of scaffolds for bone tissue engineering by Dias, M.R, Fernandes, P.R, Guedes, J.M, Hollister, S.J

“…Abstract Porous artificial bone substitutes, especially bone scaffolds coupled with osteobiologics, have been developed as an alternative to the traditional…”
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Numerical modeling of bone tissue adaptation—A hierarchical approach for bone apparent density and trabecular structure by Coelho, P.G, Fernandes, P.R, Rodrigues, H.C, Cardoso, J.B, Guedes, J.M

“…Abstract In this work, a three-dimensional model for bone remodeling is presented, taking into account the hierarchical structure of bone. The process of bone…”
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Multiscale topology optimization of bi-material laminated composite structures by Coelho, P.G., Guedes, J.M., Rodrigues, H.C.

“…This work describes a computational model to design bi-material composite laminates, with the objective of optimally design the structure and its material,…”
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Hierarchical optimization of material and structure by RODRIGUES, H, GUEDES, J. M, BENDSØE, M. P

“…This paper describes a hierarchical computational procedure for optimizing material distribution as well as the local material properties of mechanical…”
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Finite strain, laminate stress minimization with Newton iteration and time integration by Areias, P., Leal, F., Rodrigues, H.C., Guedes, J.M.

“…We minimize failure criteria with respect to element-wise fiber orientation in laminae (and laminates) undergoing finite strains. A fully mechanical…”
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Scale-size effects analysis of optimal periodic material microstructures designed by the inverse homogenization method by Coelho, P.G., Amiano, L.D., Guedes, J.M., Rodrigues, H.C.

“…Periodic homogenization models are often used to compute the elastic properties of periodic composite materials based on the shape/periodicity of a given…”
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Optimization of the microstructure of unidirectional hybrid composites under uniaxial tensile loads by Conde, F.M., Coelho, P.G., Tavares, R.P., Rodrigues, H.C., Guedes, J.M., Camanho, P.P.

“…Typical composite structures are characterized by having brittle failure and thus higher safety factors. Alternatively, hybrid composites with pseudo-ductile…”
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Computational model for power optimization of piezoelectric vibration energy harvesters with material homogenization by Matos, A.M., Guedes, J.M., Jayachandran, K.P., Rodrigues, H.C.

“…•Optimization of a piezoelectric energy harvester using homogenization is presented.•Power output of unimorph and bimorph vibration energy harvesters are…”
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Laminate composite magnetoelectric multiferroics optimized by global derivative-free optimization method by Jayachandran, K.P., Madeira, J.F.A., Guedes, J.M., Rodrigues, H.C.

“…[Display omitted] •A magnetoelectric multiferroic laminate is optimized using global optimization.•Laminates composed of ferroelectric and ferromagnetic layers…”
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Ferroelectric materials for piezoelectric actuators by optimal design by Jayachandran, K.P., Guedes, J.M., Rodrigues, H.C.

“…► Microstructure optimization of ferroelectric materials by stochastic optimization. ► Polycrystalline ferroelectrics possess better piezo actuation than…”
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Optimal design of periodic linear elastic microstructures by Neves, M.M., Rodrigues, H., Guedes, J.M.

“…This paper presents two computational models to design the periodic microstructure of cellular materials for optimal elastic properties. The material…”
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Species out of sight: elucidating the determinants of research effort in global reptiles by Guedes, Jhonny J. M., Moura, Mario R., Alexandre F. Diniz‐Filho, José

“…More than two million species have been described so far, but our knowledge on most taxa remains scarce or inexistent, and the available biodiversity data is…”
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Identifying factors that boost species discoveries of global reptiles by Guedes, Jhonny J M, Feio, Renato N, Meiri, Shai, Moura, Mario R

“…Abstract Most species remain unknown to science and might go extinct before we recognize their existence. Although specimens belonging to many of these unknown…”
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Homogenization of textured as well as randomly oriented ferroelectric polycrystals by Jayachandran, K.P., Guedes, J.M., Rodrigues, H.C.

“…Microstructural features such as spatial correlation of crystallographic orientations and morphological texture in piezoelectric polycrystals is modeled…”
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Effect of Microstructure and Texture on the Macroscopic Piezoelectric Response of Ferroelectric Barium Titanate and PZN—PT Films by Jayachandran, K.P., Guedes, J.M., Rodrigues, H.C.

“…A two-dimensional (2D) plane-strain finite element method (FEM) model of polycrystalline film wherein the film thickness is much greater than the…”
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Unwrapping broken tails: Biological and environmental correlates of predation pressure in limbless reptiles by Moura, Mario R., Costa, Henrique C., Abegg, Arthur D., Alaminos, Esmeralda, Angarita‐Sierra, Teddy, Azevedo, Weverton S., Cabral, Hugo, Carvalho, Priscila, Cechin, Sonia, Citeli, Nathalie, Dourado, Ângelo C. M., Duarte, André F. V., França, Frederico G. R., Freire, Eliza M. X., Garcia, Paulo C. A., Mol, Rafael, Montero, Ricardo, Moraes‐da‐Silva, Antônio, Passos, Daniel C., Passos, Paulo, Perez, Renata, Pleguezuelos, Juan M., Prado, Pedro, Prudente, Ana Lúcia C., Sales, Raul F. D., Santana, Diego J., Santos, Livia C., Silva, Vinicius T. C., Sudré, Vinícius, Torres‐Carvajal, Omar, Torres‐Ramírez, Juan J., Wallach, Van, Winck, Gisele R., Guedes, Jhonny J. M.

“…Studying species interactions in nature often requires elaborated logistics and intense fieldwork. The difficulties in such task might hinder our ability to…”
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Environmental drivers of tropical forest snake phenology: Insights from citizen science by Jesus, Letízia M. G., Guedes, Jhonny J. M., Moura, Mario R., Feio, Renato N., Costa, Henrique C.

“…Museum specimens and citizen science initiatives are valuable sources of information on how anthropogenic activities affect biodiversity and how species…”
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A material optimization model to approximate energy bounds for cellular materials under multiload conditions by GUEDES, J. M, RODRIGUES, H. C, BENDSØE, M. P

“…This paper describes a computational model, based on inverse homogenization and topology design, for approximating energy bounds for two-phase composites under…”
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Macroecological links between the Linnean, Wallacean, and Darwinian shortfalls by Diniz Filho, Jose Alexandre F., Jardim, Lucas, Guedes, Jhonny J.M., Meyer, Leila, Stropp, Juliana, Frateles, Livia Estéfane Fernandes, Pinto, Rafael B., Lohmann, Lucía G., Tessarolo, Geiziane, De Carvalho, Claudio J.B., Ladle, Richard J., Hortal, Joaquin

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Topology optimization of three-dimensional linear elastic structures with a constraint on “perimeter” by Fernandes, P., Guedes, J.M., Rodrigues, H.

“…This work presents a computational model for the topology optimization of a three-dimensional linear elastic structure. The model uses a material distribution…”
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