Results 151 to 160 of about 1,224,842 (332)

K‐CC‐MoCo: A Fast k‐Space‐Based Respiratory Motion Correction for Highly Accelerated First‐Pass Perfusion Cardiovascular MR

open access: yesMagnetic Resonance in Medicine, EarlyView.
ABSTRACT Purpose First‐pass perfusion cardiovascular MR (FPP‐CMR) enables the non‐invasive diagnosis of microcirculation and coronary artery disease. In free‐breathing FPP‐CMR, motion correction is usually performed in the image domain, requiring an initial reconstruction.
Elisa Moya‐Sáez   +10 more
wiley   +1 more source

A (RE)CONSTRUÇÃO DE CONTEXTOS E CULTURAS DA VELHICE E DO ENVELHECIMENTO: ABORDAGENS DA GERONTOLOGIA SOCIAL/CRÍTICA / A (re)construction of contexts/cultures of old age and ageing: social/critical gerontology approaches

open access: yesTrabalho & Educação, 2016
It' understood that the social and critical theory, as well as the processes of it production (f.e., scientific research), are "languages" to objectify a social phenomena.
Pedro Lebre Rocha   +2 more
doaj  

Caminhos e percursos da Geometria Analítica: estudo histórico e epistemológico [PDF]

open access: yes, 2013
A Geometria Analítica é parte integrante dos conteúdos a serem trabalhados na Educação Básica. Além disso, os conceitos trabalhados na Educação Básica são aprofundados nos componentes curriculares dos cursos de graduação das ciências exatas tais como ...
Castro, Adriana
core  

Using Lignin and Spent Coffee Grounds as Bio‐Additives in 3D‐Printable Poly Lactic Acid/Multi‐Walled Carbon Nanotube Composites for Advanced Electronic Applications

open access: yesPolymer Composites, EarlyView.
Bio‐based additives derived from lignin and spent coffee grounds (SCG) are used to enhance MWCNT dispersion in PLA composites, enabling improved electrical conductivity and reliable in material extruded strain‐gauge sensors. ABSTRACT In this work, three bio‐based additives, lignin, spent coffee grounds (SCG), and oil extracted from SCG (Ox‐SCG) were ...
Silvia Lage‐Rivera   +6 more
wiley   +1 more source

O SEMIÁRIDO COMO TEMA GERADOR NO ENSINO DE CIÊNCIAS DA NATUREZA PELA PERSPECTIVA DA EDUCAÇÃO POPULAR

open access: diamond, 2023
Gabriela de Araujo   +3 more
openalex   +2 more sources

Mechanical Characterization of CNT/PLA Parts via FFF Additive Manufacturing

open access: yesPolymer Engineering &Science, EarlyView.
Effects of infill density on microstructure and porosity of 3D printed CNT/PLA composites. ABSTRACT Fused filament fabrication (FFF) enables the production of complex thermoplastic components but is often limited by internal porosity and insufficient mechanical performance for structural applications.
Yiyun Wu   +4 more
wiley   +1 more source

Relatório final de estágio pedagógico desenvolvido no agrupamento de escolas da Guia junto da turma do 12º B no ano lectivo de 2011/2012 [PDF]

open access: yes, 2012
Relatório de estágio do mestrado em Ensino da Educação Física nos Ensinos Básico e Secundário, apresentado à Faculdade de Ciências do Desporto e Educação Física da Universidade de CoimbraO presente relatório pretende apresentar uma descrição e uma ...
Freitas, Fernando Manuel Murgeiro
core  

Nanoemulsion design of Cynara cardunculus leaves extract rich in sesquiterpene lactones

open access: yesPest Management Science, EarlyView.
This work introduces a novel formulation strategy that advances the potential of Cynara cardunculus leaf extract enriched in sesquiterpene lactones as a bioherbicide and contributes to the broader development of sustainable weed management tools based on natural products.
Daniela Rosa   +6 more
wiley   +1 more source

Ciência, teoria social contemporânea e educação [PDF]

open access: yes, 2015
Os modelos científicos vigentes acabam por refletirem sempre nas práticas escolares, nas pedagogias dominantes, na educação. O objetivo principal deste ensaio é correlacionar os paradigmas científicos com os paradigmas pedagógicos e mostrar como, em ...
Vieira, Ana Maria, Vieira, Ricardo
core  

Performing Relevant Irradiation Experiments: The Role of Proton Flux in the Dynamic Annealing during Irradiation of Cu(In,Ga)Se2‐Based Solar Cells

open access: yesphysica status solidi (RRL) – Rapid Research Letters, EarlyView.
Energetic particles make space a harsh environment that solar cells must endure. This study demonstrates that proton flux critically affects radiation damage in Cu(In,Ga)Se2 solar cells. By irradiating identical cells at different fluxes, a flux‐dependent balance between defect generation and dynamic annealing was revealed.
Tiago V. Fernandes   +7 more
wiley   +1 more source

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