Results 111 to 120 of about 243,790 (263)

Alzheimer's Disease Beyond Amyloid: Lessons From Atherosclerosis

open access: yes
Annals of Clinical and Translational Neurology, EarlyView.
Marcello Ciaccio, Luisa Agnello
wiley   +1 more source

Stretching the Printability Metric in Direct‐Ink Writing with Highly Extensible Yield‐Stress Fluids

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces “drawability” as a new metric for assessing printability in direct‐ink writing, focusing on gap‐spanning performance and speed robustness. By designing yield‐stress fluids with high extensibility, we demonstrate that extensional strain‐to‐break significantly enhances printability.
Chaimongkol Saengow   +9 more
wiley   +1 more source

Composites of Shellac and Silver Nanowires as Flexible, Biobased, and Corrosion‐Resistant Transparent Conductive Electrodes

open access: yesAdvanced Functional Materials, EarlyView.
Shellac, a centuries‐old natural resin, is reimagined as a green material for flexible electronics. When combined with silver nanowires, shellac films deliver transparency, conductivity, and stability against humidity. These results position shellac as a sustainable alternative to synthetic polymers for transparent conductors in next‐generation ...
Rahaf Nafez Hussein   +4 more
wiley   +1 more source

Discurso de Abertura do presidente da CAPES

open access: yes, 1981
Refere-se à diagnóstico realizado por especialistas da área, comparando a um exame clínico das Bibliotecas Universitárias e os desafios que e apresentam diante do resultado, Menciona o lançamento do programa COMUT durante o Semináriopello Ministro da ...
Castro, Claudio de Moura
core  

Optoelectronic Synaptic Devices Using Molecular Telluride Phase‐Change Inks for Three‐Factor Learning

open access: yesAdvanced Functional Materials, EarlyView.
Optoelectronic synaptic devices based on solution‐processed molecular telluride GST‐225 phase‐change inks are demonstrated for three‐factor learning. A global optical signal broadcast through a silicon waveguide induces non‐volatile conductance updates exclusively in locally electrically flagged memristors.
Kevin Portner   +14 more
wiley   +1 more source

Serviços de Informações no Cone Sul: Interconexões sob a Égide da Doutrina de Guerra Revolucionária (1960-1990)

open access: yesLibertas, 2015
O presente artigo discute as formas pelas quais Serviços de Informações do Cone Sul entrelaçaram seus aparatos repressivos a partir dos anos de 1960; capitaneados pelos preceitos da Doutrina de Guerra Revolucionária, desenvolvida pelos franceses durante ...
Jussaramar da Silva
doaj   +2 more sources

Achieving High ON State Current through Ferroelectric Polarization‐Dependent Interfacial Resistance Switching in Undoped Orthorhombic HfO2 Films

open access: yesAdvanced Functional Materials, EarlyView.
Ferroelectric tunnel junction devices based on epitaxial undoped ferroelectric HfO2 films demonstrate stable switching endurance of over 106 switching cycles, low write voltages of ±3 V, 16 measured resistance states, and neuromorphic capability.
Markus Hellenbrand   +13 more
wiley   +1 more source

A Pós-Graduação brasileira: evolução e principais desafios no ambiente de cenários prospectivos. [PDF]

open access: yes, 2011
O presente artigo tem por objetivo analisar a evolução da Pós-Graduação brasileira, desde a sua criação até os dias atuais, com base nos trabalhos desenvolvidos pelos órgãos de fomento CAPES (MEC) e CNPq (MCTI)1, identificando as variáveis mais ...
Melo, Pedro Antonio de   +2 more
core  

Electrode and Microstructure Dependence of Oxygen Diffusion in Ferroelectric Hafnium Zirconium Oxide Thin Films

open access: yesAdvanced Functional Materials, EarlyView.
Significant nanoscale oxygen diffusion coefficient variations are measured in ferroelectric hafnium zirconium oxide films with grain boundaries and electrode interfaces exhibiting values 104 times larger than the grain cores. Overall coefficients are 10X larger for films prepared with metal nitride electrodes compared to refractory metals. New insights
Liron Shvilberg   +6 more
wiley   +1 more source

Um instrumento para avaliar a formação de egressos da pós-graduação: o Programa de Pós-Graduação em Educação Científica e Tecnológica da Universidade Federal de Santa Catarina como estudo de caso [PDF]

open access: yes, 2014
Tese (doutorado) - Universidade Federal de Santa Catarina, Programa de Pós-Graduação em Educação Científica e Tecnológica, Florianópolis, 2014.A presente pesquisa discorre sobre a avaliação da formação de egressos da Pós-graduação, tema bastante delicado
Richetti, Graziela Piccoli
core  

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