Results 41 to 50 of about 34,222,008 (183)

Fat saturation in breast dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI): comparison between DIXON and SPAIR techniques

open access: yesSaúde & Tecnologia, 2015
Introduction – Breast MRI with contrast injection is an indispensable tool for the characterization of breast lesions. To achieve this, good fat saturation is important in order to delimit the lesions.
Regina Rosa, Hugo Ferreira
doaj   +1 more source

Local Probing ErCrO3

open access: yesCrystals, 2022
Local distortions in perovskite-like orthochromites are of extreme importance for the properties they exhibit. Here, we present the results of structural and DC magnetisation measurements combined with local probe studies in polycrystalline ErCrO3.
Gonçalo N. P. Oliveira   +4 more
doaj   +1 more source

Poly(Ionic) Liquid‐Enhanced Ion Dynamics in Cellulose‐Derived Gel Polymer Electrolytes

open access: yesChemSusChem, Volume 18, Issue 6, March 15, 2025.
Advancing Energy Storage: Gel Polymer Electrolytes with Promising Potential Gel polymer electrolytes (GPEs) incorporating methyl cellulose and a range of ionic/polymeric achieved Li+ transference numbers comparable to traditional liquid electrolytes.
Tiago G. Paiva   +7 more
wiley   +1 more source

As novas tecnologias educacionais e a formação de enfermeiros na UEFS: possibilidades e perspectivas [PDF]

open access: yes, 2002
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia de Produção.Estudo realizado em 2002, no Município de Feira de Santana, Bahia, com o objetivo de compreender a incorporação da ...
Saback, Maria Angela de Merícia Correia
core  

Composition and functionalities of peanut protein concentrates using ethanol as a defatted solvent and a precipitating agent

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract BACKGROUND Defatted solids (DSs) from vegetable oil extraction represent valuable feedstocks for producing protein concentrates with tailored functional properties. In the present study, using peanut protein concentrates obtained from press cakes defatted with ethanol (DSEt) or hexane (DSHx), we aimed to evaluate ethanol as a green solvent for
Paloma Jamily Cristina Magalhães   +8 more
wiley   +1 more source

Formação crítica mediada pelas tecnologias digitais de informação e comunicação no ensino de ciências: a análise de uma experiência nas licenciaturas em Física e Ciências Biológicas [PDF]

open access: yes, 2013
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências da Educação, Programa de Pós-Graduação em Educação Científica e Tecnológica, Florianópolis, 2013.Esta dissertação trata da análise dos espaços de possibilidades para a ...
Souto, Ingrid Nicola
core  

A Simple Rheology‐Based Framework for Selecting Printing Parameters in Extrusion‐Based Hydrogel Additive Manufacturing

open access: yesPolymer Engineering &Science, EarlyView.
An open analytical framework converts standard rheological measurements directly into the complete extrusion field and slicer‐ready printing parameters for Piston driven printers, enabling rapid operational window of printability in direct ink writing without CFD or machine learning. ABSTRACT Predicting whether a gel formulation will print successfully
Thiago M. C. Rodrigues   +3 more
wiley   +1 more source

Tecnologias e redes informacionais e suas implicações sobre a força de trabalho no Brasil [PDF]

open access: yes, 2002
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia de Produção.Pensar o uso das tecnologias e redes informacionais e seus reflexos, por meio de cursos de qualificação continuada a ...
Silva, Iranise Alves da
core  

The neuroprotective effect of traditional Chinese medicinal plants—A critical review

open access: yesActa Pharmaceutica Sinica B, 2023
Neurodegenerative and neuropsychiatric diseases are increasingly affecting individuals' quality of life, thus increasing their cost to social and health systems.
João Moreira   +5 more
doaj   +1 more source

Biosurfactant production by Pseudomonas aeruginosa isolated from mining waste: From genomic analysis to development of a polymeric composite for removal of hexavalent chromium

open access: yesPolymer International, EarlyView.
Biosurfactant was produced by Pseudomonas aeruginosa using andiroba waste from Amazonia. A biosurfactant–alginate composite (Alg/BioS) was successfully synthesized via ionotropic gelation, and achieved up to 70% Cr6+ removal from water. Abstract Environmental contamination by heavy metals represents a significant challenge due to their persistence in ...
Paulo Diniz Austriaco   +11 more
wiley   +1 more source

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