Results 101 to 110 of about 1,056,759 (266)

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

CONSIDERAÇÕES SOBRE A EDUCAÇÃO POPULAR E O SERVIÇO SOCIAL: um diálogo com os pressupostos freirianos

open access: yesMovimento, 2017
O texto versa sobre a relação entre uma determinada concepção de educação popular e o serviço social.  Aborda os percursos e as características da concepção freiriana, sustenta a necessidade do diálogo entre a profissão e a educação popular, a sua ...
Francine Helfreich Coutinho dos Santos
doaj   +1 more source

O Serviço Social e seu Significado nos Serviços de Psicologia e Orientação do Ministério da Educação [PDF]

open access: yes, 2004
Esta dissertação resulta das reflexões desenvolvidas no âmbito de uma pesquisa exploratória qualitativa, cujo objecto de análise, o significado político e profissional da inserção do Serviço Social nos Serviços de Psicologia e Orientação (SPO) do ...
Martins, Alcina (Orientadora)   +1 more
core  

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

To be or not to be, the importance of Digital Identity in the networked society [PDF]

open access: yes, 2011
The emergence of the web has had a deep impact at different levels of our society, changing the way people connect, interact, share information, learn and work.
Costa, Cristina, Torres, Ricardo
core   +1 more source

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

Universities and institutionalization of regional innovation policy in peripheral regions: Insights from the smart specialization in Portugal

open access: yesRegional Science Policy &Practice, EarlyView., 2023
Abstract Regional innovation policies are currently influenced by a series of territorial innovation models, with the regional innovation system (RIS) approach being one of the prominent examples. The rationale of smart specialization strategies (S3s) is deeply influenced by the RIS concept and highlights the importance of entrepreneurial discovery and
Hugo Pinto
wiley   +1 more source

Bridging Psychological Stress and Skin Cellular Aging: Flavonoids as a Dual‐Action Therapeutic Strategy

open access: yesPhytotherapy Research, EarlyView.
ABSTRACT Psychological stress (or simply “stress”) is a major contributor to chronic disease worldwide, affecting 35% of the global population, including younger generations. Furthermore, it plays a significant role in human premature aging; hence, its detrimental effects on people's health compel us to comprehend and control the ways in which ...
Marco Duarte   +3 more
wiley   +1 more source

Citizenship Education within the process of portuguese social democratization [PDF]

open access: yes, 2004
Propomo-nos discutir, neste texto, algumas das raízes do ideal de cidadania ao nível do debate pedagógico, tal como se desenvolveu em Portugal nos anos 60 e 70 do século XX, um período marcado pelo final do Estado Novo autoritário e pela fase inicial de ...
Mogarro, M. J., Pintassilgo, Joaquim
core  

HOWLish: a CNN for automated wolf howl detection

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Automated detection of wolf howls presents a great opportunity for large‐scale passive acoustic monitoring of wolf populations. Here we present HOWLish, a CNN trained for automated wolf howl detection, based on thousands of hours of soundscapes recorded in the wild.
Rafael Campos   +3 more
wiley   +1 more source

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