Results 101 to 110 of about 2,508,716 (291)

Polymer‐Crosslinking System‐Filler Interactions in Polychloroprene Adhesives: Experimental and Molecular Modeling Insights

open access: yesJournal of Applied Polymer Science, EarlyView.
The use of polychloroprene is common in elastomeric adhesives. This study highlights the possible substitution of zinc oxide curing systems to a less hazardous metal complex, also evaluating the changes that higher surface area fillers can bring to the adhesive.
Gabriel Bachega Rosa   +3 more
wiley   +1 more source

Morphoanatomy and ontogeny of fruit in Bromeliaceae species Morfoanatomia e ontogenia de fruto em espécies de Bromeliaceae

open access: yesActa Botânica Brasílica, 2010
This study aims to give an overall view of fruit structure in Bromeliaceae, since these studies are extremely scarce in this family, showing the morphology, anatomy and ontogeny of fruits of six species belonging to six different genera, representing ...
Natividad Ferreira Fagundes   +1 more
doaj   +1 more source

Desenvolvimento de um sistema de indicadores de qualidade de águas superficiais numa bacia hidrográfica [PDF]

open access: yes, 2006
A Directiva-Quadro da Água estabelece uma plataforma comum para a gestão integrada e sustentável das águas naturais. Isto implica a necessidade das entidades gestoras se equiparem com instrumentos de análise para suporte à decisão.
Lima, M. M. C. L.   +2 more
core  

Tailored Dual Responsive Hybrid Gelatin Methacryloyl/Poly[2‐(Dimethylamino)Ethyl Methacrylate] Hydrogels for Efficient Ibuprofen Release in Topical Applications

open access: yesJournal of Applied Polymer Science, EarlyView.
GelMA/DMAEMA hybrid hydrogels for release of ibuprofen. ABSTRACT In this study, biocompatible hydrogels intended for topical delivery of ibuprofen were synthesized from gelatin methacryloyl (GelMA) and 2‐(dimethylamino)ethyl methacrylate (DMAEMA) by varying their proportions. The impact of different GelMA and DMAEMA ratios was comprehensively evaluated
Guilherme Frey Schutz   +7 more
wiley   +1 more source

Questões de estilo no exercício da docência na Educação Superior

open access: yesRevista Brasileira de Linguística Aplicada
RESUMO Buscamos compreender no presente artigo como cada professor transforma, à sua maneira, o exercício da docência na educação superior. Para isso, evidenciamos a questão do estilo na prática docente e discutimos como essa característica subjetiva do ...
Solange Ariati, Anselmo Lima
doaj   +1 more source

O Brasil sob Cardoso: neoliberalismo e desenvolvimentismo Brazil under Cardoso: neoliberalism and developmentism

open access: yesTempo Social, 1999
Este artigo tem três partes. Na primeira, faz-se o exame dos processos de conquista do poder de Estado que culminaram na eleição de FHC usando o conceito de hegemonia e a idéia de momento maquiaveliano, derivada de Pocock. Na segunda parte, mostra-se que
Brasilio Sallum Jr
doaj   +1 more source

"Desenvolvimento forçado"

open access: yesTematicas, 2008
No contexto do desenvolvimento, pesquisadores da Universidade de Oxford discutem a problemática do “Desenvolvimento Forçado”. Dentro do conceito discutido, existe uma aceitação geral entre os pesquisadores, entre eles o Antropólogo Anthony Oliver-Smith, de que o desenvolvimento forçado provoca deslocamentos e reassentamentos.
openaire   +2 more sources

Education and development in early childhood in two portuguese cultural contexts: the mainland and Azores [PDF]

open access: yes, 2018
The various aspects of a child’s development (physical, psychological, emotional, relational, cognitive, linguistic, perceptive, and motor), as well as the child’s needs and attitudes, are key throughout his/her life and have been studied over the years ...
Silva, Ana Isabel Mateus da
core   +1 more source

Engineering Electrospun PCL/PEO Membranes With ECM‐Like Architecture and Tunable Hydrophilicity as Functional Wound Dressings

open access: yesJournal of Applied Polymer Science, EarlyView.
Schematic illustration of the production of PCL/PEO electrospun membranes and their morphological, physical, and biological characterization. ABSTRACT Skin injuries resulting from trauma, burns, or chronic conditions such as diabetes often require advanced medical interventions, as conventional dressings provide only passive protection with limited ...
Ronaldo Bianchini da Silveira   +6 more
wiley   +1 more source

On the creative economy chain in Brazil: potential and challenges

open access: yesBrazilian Journal of Political Economy, 2016
The article presents an analysis of the Creative Economy in Brazil, showing its development potential for the generation of income and employment, in order to the country's development resumption. They are initially presented concepts and features of the
ANITA KON
doaj   +1 more source

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