Results 31 to 40 of about 493 (117)

Bioresorbable Plates and Screws for Clinical Applications: A Review

open access: yesJournal of Healthcare Engineering, Volume 3, Issue 2, Page 243-260, 2012., 2012
Bioresorbable implants are being widely used for fracture fixation in orthopaedic surgery and the market is expanding rapidly worldwide. Bioresorbable materials slowly dissolve in the human body, such that a second operation to remove the synthetic material is not needed. Bioresorbable implants have expanded the armamentarium of the surgeon, especially
Sandra Pina, José M. F. Ferreira
wiley   +1 more source

Tratamentos superficiais visando à melhoria da aderência entre gesso e taliscas de bambu Surface treatments aimed at improving the adhesion between plaster and bamboo slivers

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2012
O gesso é um aglomerante com aplicações sobretudo na fabricação de placas de forro, elementos decorativos e em paredes divisórias. No entanto, utilizando-se de uma baixa relação água/gesso e procedimentos tais como vibração, torna-se possível obter ...
Cibelle G Silva   +2 more
doaj   +1 more source

Magnetic Actuation Under DC and AC Fields of Thermoplastic Polyurethane With Strontium Hexaferrite

open access: yesAdvanced Materials Technologies, Volume 10, Issue 13, July 8, 2025.
Magnetic thermoplastic polyurethane composites with strontium hexaferrite (SrFe12O19) are produced through a solvent‐free melt‐mixing technique. These composites display a magnetomechanical actuation mechanism, being able to deform (bend and twist) through DC and AC magnetic fields, showcasing their potential as a promising material for the fabrication
Mariana Martins da Silva   +3 more
wiley   +1 more source

Preparation and Characterization of Zein and Zein‐Chitosan Microspheres with Great Prospective of Application in Controlled Drug Release

open access: yesJournal of Nanomaterials, Volume 2011, Issue 1, 2011., 2011
Biomaterials applied as carriers for controlled drug delivery offer many advantages over the conventional systems. Among them, the increase of treatment effectiveness and also a significant reduction of toxicity, due to their biodegradability property, are some special features.
Vinícius Müller   +6 more
wiley   +1 more source

Preparação e caracterização do compósito PVDF/Pani com partículas de níquel

open access: yesPolímeros
Resumo Neste trabalho partículas de níquel foram incorporadas através da mistura física do pó resultante da mistura PVDF/Pani obtido por síntese química. Filmes homogêneos foram obtidos através da prensagem a temperatura de 180°C. A partir dos resultados
Gabriel da Cruz Dias   +3 more
doaj   +1 more source

Efeito da adição de cinza da casca de arroz em misturas cimento-casca de arroz Effect of the addition of rice husk ash in cement-rice husk mixtures

open access: yesEngenharia Agrícola, 2008
A casca de arroz e sua cinza são abundantes e renováveis, podendo ser empregadas na obtenção de materiais de construção alternativos. O aumento do consumo desses resíduos poderia ajudar a minimizar os problemas ambientais provenientes da sua eliminação ...
Loris L. Zucco, Antonio L. Beraldo
doaj   +1 more source

Ideological Constitutionalism

open access: yesThe Modern Law Review, Volume 88, Issue 1, Page 64-84, January 2025.
A renewed interest in the concept of ideology is evident in recent constitutional theory. Ideology has featured prominently not only in restatements of traditional Marxist positions and attempted retrievals of the material conception of the constitution, but also in democratic critiques of liberal constitutionalism and theories of constitutional ...
George Duke
wiley   +1 more source

Engenharia de microestrutura em varistor à base de ZnO: evidências de homogeneidade e correlação com reações químicas Microstructure engineering in the ZnO based varistor: evidence of homogeneity and correlation with chemical reactions

open access: yesCerâmica, 2005
A influência de reações químicas específicas sobre o desenvolvimento microestrutural em varistores à base de ZnO é abordada a partir de um enfoque inovador.
M. A. L. Nobre   +3 more
doaj   +1 more source

Sleep disturbances in SCN8A‐related disorders

open access: yesEpilepsia Open, Volume 9, Issue 6, Page 2186-2197, December 2024.
Abstract Objectives People with neurodevelopmental disorders frequently experience sleep disturbances, negatively impairing their quality of life. We aimed to determine the prevalence and nature of sleep disturbances in patients with SCN8A‐related disorders.
Francesca Furia   +15 more
wiley   +1 more source

Compósitos de quitosano-ácidos grasos reducen la infección de Botrytis cinerea en fresa en poscosecha

open access: yesNova Scientia, 2018
Introducción: El moho gris es una de las principales causas de pudrición en poscosecha del fruto de fresa (Fragaria x ananassa Duch.), la cual es ocasionada por el hongo Botrytis cinerea Pers.:fr.
Ma. Guadalupe Sandoval Flores   +5 more
doaj  

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