Results 121 to 130 of about 33,579 (229)

Eurytrematosis in cattle in southern Espírito Santo State, Brazil - case report. [PDF]

open access: yesBraz J Vet Med, 2023
Santos RP   +7 more
europepmc   +1 more source

Biotecnologia: Perfil dos Grupos de Pesquisa no Brasil [PDF]

open access: yes
O artigo objetiva mapear o perfil do capital humano envolvido com a biotecnologia no Brasil. Empregou-se análise estatística descritiva. A base de dados foi exclusivamente montada para esta pesquisa a partir de informações do Portal de Inovação, do ...
Freitas, Rogerio Edivaldo   +1 more
core   +1 more source

A escola: tipo e objectivos [PDF]

open access: yes, 1998
A Escola Superior Agrária de Viseu ( ESAV) foi criada oficialmente no mês de Dezembro de 1994 (Dec. Lei nº 304/94). Encontra-se integrada no Instituto Politécnico de Viseu e assume-se, a nível nacional, como uma das mais recentes escolas agrárias do país
Pinto, António
core  

Assessment of Methacrylated Poly(ε‐Caprolactone)/Silanized Hydroxyapatite Composite Resin for High‐Resolution Scaffolds via Vat Photopolymerization 3D Printing

open access: yesPolymers for Advanced Technologies, Volume 37, Issue 2, February 2026.
ABSTRACT High‐resolution, biocompatible scaffolds are essential for reproducible tissue engineering and remain challenging to fabricate with vat photopolymerization due to cure‐depth control and limited bioactivity of neat polymers. This work investigated the mechanical, surface, and biological properties, as well as the high‐resolution 3D printability,
Thiago Nunes Palhares   +8 more
wiley   +1 more source

Complexation of Anthocyanin‐Rich Blackberry Extract With Ozonated Sodium Alginate: Structural, Rheological, and Color Insights

open access: yesJournal of Food Science, Volume 91, Issue 2, February 2026.
ABSTRACT Anthocyanins, valued for their health‐promoting properties and their role as natural pigments, are highly susceptible to degradation, highlighting the need for strategies to improve their stability. Biopolymer‐based systems are an alternative for interacting with and safeguarding these bioactive compounds.
Camila Yamashita   +7 more
wiley   +1 more source

Ciência e tecnologia em Portugal : métricas e impacto (1995-2011) [PDF]

open access: yes, 2015
Apresenta-se um retrato do sistema científico-tecnológico nacional, com base na sua evolução de 1995 até 2011. Contextualiza-se a ciência e a tecnologia nacionais usando alguns países de referência e discutimos o desempenho português nos programas ...
Fiolhais, Carlos, Vieira, Armando
core  

Impact of Limonene Dioxide Incorporation Into DGEBA Epoxy Resins: Effect on Thermal, Rheological, Mechanical, and Dynamic Mechanical Properties

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 4, January 20, 2026.
Scheme illustrating the evolution of mechanical, thermal, and rheological properties from the 100% LDO sample to the 100% DGEBA resin sample across six studied compositions with varying LDO:DGEBA ratios. ABSTRACT This study investigates the incorporation of limonene dioxide (LDO), a bio‐based epoxide, into bisphenol A diglycidyl ether (DGEBA) epoxy ...
Francine B. Takamoto   +5 more
wiley   +1 more source

Evaluation of the Influence of Antifoam Formulations on Asphaltene Aggregates Using AFM and SEM‐EDS

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 3, January 15, 2026.
ABSTRACT Asphaltenes, naturally occurring surfactants in crude oil play a pivotal role in stabilizing oily foams during primary oil processing. Accordingly, understanding how antifoam formulations influence asphaltene aggregation is essential. This study investigates the effect of polydimethylsiloxane (PDMS) with varying molar masses on asphaltene ...
Mariana Teixeira Mendes   +4 more
wiley   +1 more source

Coautoria internacional em artigos científicos: uma análise na produção intelectual dos programas de pós-graduação no campo das Engenharias da Universidade Federal da Bahia

open access: yesEm Questão
Objetivou-se fazer um levantamento dos países que apresentam relações de coautoria nos programas de pós-graduação no campo das Engenharia da Universidade Federal da Bahia, através da coautoria presente nos artigos científicos dos docentes-pesquisadores ...
Sandra Batista de Jesus   +1 more
doaj   +1 more source

Editorial: Chemical reactions and catalysis for a sustainable future. [PDF]

open access: yesFront Chem, 2023
Dos Santos JCS   +3 more
europepmc   +1 more source

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