Results 51 to 60 of about 30,891 (258)

O padrão Bitcoin aplicado ao Brasil

open access: yesMises, 2019
O objetivo desse trabalho é fazer uma sugestão simplificada de mudança de política monetária e revisão da função do Banco Central no Brasil utilizando como pilar central um ativo digital desenvolvido com uma combinação única de tecnologias, o Bitcoin ...
Lucas Fiuza
doaj   +1 more source

RegTech e o Banco Central do Brasil

open access: yesRevista de Direito, Economia e Desenvolvimento Sustentável, 2022
O fenômeno fintech causa impacto estrutural no sistema financeiro, colocando pressão adicional nos reguladores no sentido de equilibrar as exigências de estabilidade financeira e prudencial e permitir a entrada de novos modelos de negócio. Essa mudança estrutural deve ser enfrentada com instrumentos regulatórios diversos do que atualmente se utiliza o ...
openaire   +2 more sources

Bio‐Inspired Biopolymeric Implantable Platform for Localized and Sustained Drug Delivery in Solid Tumor Treatment

open access: yesAdvanced Functional Materials, EarlyView.
A bio‐inspired biopolymeric implantable drug delivery platform enables localized and sustained release of 7‐ethyl‐10‐hydroxycamptothecin (SN‐38) in solid tumor treatment. The three‐dimensional (3D) structured crosslinked‐chitosan implants are fabricated via 3D‐printed molds and provide drug release over 3 months, significantly inhibiting tumor growth ...
Mercedes Lozano‐Garcia   +12 more
wiley   +1 more source

CONSIDERAÇÕES SOBRE OS TAPIRAPÉ, A PARTIR DE HERBERT BALDUS

open access: yesClio Arqueológica, 2000
O trabalho de Charles Wagley, sobre a organização sovial dos Tapirapé do Brasil Central trata de um estudo correlato entre as observaçoes realizadas inicialmente por Herbert Baldus no ano de 1935, pelo autor em 1939, e posteriormente por Judith Shapiro ...
Juliana Lopes Elias
doaj  

Estimating risk aversion, Risk-Neutral and Real-World Densities using Brazilian Real currency options

open access: yesEconomia Aplicada, 2012
This paper uses the Liu et al. (2007) approach to estimate the optionimplied Risk-Neutral Densities (RND), real-world density (RWD), and relative risk aversion from the Brazilian Real/US Dollar exchange rate distribution. Our empirical application uses a
José Fajardo   +2 more
doaj   +1 more source

Eutectozymes as Soft Hybrid Materials for Advanced Biocatalysis

open access: yesAdvanced Materials, EarlyView.
Eutectozymes are sustainable hybrid materials that embed a GOx–HRP cascade within hydrophobic eutectogels featuring a dual supramolecular–covalent network. This architecture preserves native enzyme structure and stability, enables efficient heterogeneous biocatalysis in aqueous media, and positions eutectogels as robust platforms for next‐generation ...
Manuel Eduardo Martinez Cartagena   +10 more
wiley   +1 more source

Memórias de dois etnólogos do Brasil Central

open access: yesRevista de Antropologia da UFSCar, 2019
As duas entrevistas que se seguem compõem a homenagem que fazemos, nesse dossiê, às quatro décadas da publicação do livro Dialetical Societies: the Gê e Bororo of Central Brazil. Aqui apresentamos duas conversas realizadas por email com os dois antropólogos brasileiros presentes na obra publicada em 1979: Roberto DaMatta e Júlio Cézar Melatti. Em ambas
Odair Giraldin, Andre Demarchi
openaire   +2 more sources

Leaftronics: Bio‐Fractal Scaffolds From Leaf Venation for Low‐Waste Electronics

open access: yesAdvanced Materials, EarlyView.
“Leaftronics” transforms naturally evolved leaf venation into quasi‐fractal scaffolds for sustainable electronics. Polymer‐infiltrated leaf skeletons can be used to fabricate ultra‐smooth, reflow‐ and thin‐film‐compatible decomposable substrates, while making the same lignocellulose networks conducting results in flexible transparent electrodes.
Rakesh Rajendran Nair   +3 more
wiley   +1 more source

Nuclear Pore Mechanotransduction in Oncology: A Structural Axis of Vulnerability for Targeted Intervention

open access: yesAdvanced Materials, EarlyView.
Cancer‐associated NPC remodeling creates a high‐flux, low‐stringency nuclear state that supports malignant adaptation but increases mechanical fragility. Targeting the FG‐barrier or NPC scaffold may drive mechanostat failure, envelope rupture, DNA damage, and loss of nuclear integrity.
Sílvio Terra Stefanello   +5 more
wiley   +1 more source

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