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Active metasurfaces designed to operate at optical frequencies are flat optical elements that can dynamic, subwavelength-scale wavefront control of reflected or transmitted light. The practical and fundamental power-hand...

Cylindrical vector beams with polarization singularities, transmission stability and turbulence resilient, are orthogonally structured light beams providing new degrees of freedom for multiplexing optical communications....

A recent article in the Opto-Electronic Advances (OEA) journal from Prof. Qian Chen and Prof. Chao Zuo’s group introduced a new and efficient 3D imaging system that captures high-speed images using deep learning-enable...

Photonic metamaterials combined with liquid crystals (LCs) for tunability is a great niche for building miniature devices with high performance such as fast flat tunable lenses, tunable filters, and waveplates. Sub-wavel...

Negative refraction has a wide range of applications in diverse fields such as imaging, sensing, and waveguides and typically entails the fabrication of intricate metamaterials endowed with hyperbolic features. In contra...

The paper presents the results of computer modeling of the proposed functional-electrical circuit of integrated signal converters (ISC) from photosensitive elements based on CMOS operational amplifiers, which is intended...

Bound states in the continuum (BICs) have attracted significant interest in recent years due to their unique optical properties, such as infinite quality factor and wave localization. In order to improve the optical perf...

Abstract Photonic crystals are periodic structural materials that have an impact on the propagation properties of photons. Due to their excellent optical, electrical and magnetic properties, their advantages and potentia...

The rapid development of optical technologies, such as optical manipulation, data processing, sensing, microscopy, and communications, necessitates new degrees of freedom to sculpt optical beams in space and time beyond ...

The ability to recognize and distinguish between various textures in an image is made possible by feature extraction, which is a fundamental step in computer vision and image processing. Traditional methods of texture an...

miRNAs are small non-coding RNA molecules which serve as promising biomarkers due to their important roles in the development and progression of various cancer types. The detection of miRNAs is of vital importance to the...

A Conference Report

Abstract This paper presents a radiopropagation algorithm based on a Ray Tracing (RT) technique that combines a modified multipath model for constant refractivity gradient profiles and the Uniform Theory of Diffraction (...

Resumo A tese de que o estado brasileiro tolera e fomenta as ocupações urbanas irregulares como resposta à sua própria incapacidade de prover habitação popular e de garantir empregos que permitam a aquisição de h...

Resumo: O propósito geral do presente artigo é investigar o sentido e o alcance da noção de dissonância musical n’O nascimento da tragédia. Ao passar em revista as possíveis definições explicativas de tal conc...

RESUMO O presente artigo discute o papel dos municípios no Sistema Nacional de Gerenciamento de Recursos Hídricos (Singreh) do Brasil à luz da governança da água. Os municípios têm uma fraca participação nesse s...

O presente artigo discute os contextos de judicialização da violência doméstica no Brasil e em Timor-Leste, apresentando as demandas dos movimentos sociais para que isso fosse possível e narrando algumas dinâmicas ...

ABSTRACT Due the tolerance in soil degraded, Eucalyptus is widely used in reforestation area. This study aims to evaluate the fungi that use Eucalyptus grandis W. Hill ex Maiden as substrate in reforestation area in sout...

Resumo O artigo descreve o fenômeno do absenteísmo entre os servidores municipais da cidade de São Paulo e busca compreender como os profissionais da educação entendem a falta docente e se organizam para enfrentar e...

Resumo O artigo discute o desenvolvimento da compreensão de textos com crianças que ainda não leem convencionalmente. Com essa intenção, conduzimos uma revisão de pesquisas na área de psicologia cognitiva, com des...

Abstract Background Many cardiovascular (CV) medicines are required for long term. However, with their limited resources, low- and middle-income countries (LMICs) may have challenges with access to cardiovascular medici...

Materias / palabras clave: acute infectious purpura fulminans; disseminated intravascular coagulation; splenectomy

RESUMO Este artigo tem por objetivo analisar a implementação das estratégias de adaptação às mudanças climáticas e gestão de desastres na cidade de São Paulo, estabelecidas a partir da Lei Municipal n.14.933/20...

RESUMO Produto dos debates realizados por ocasião do XI Seminário Serviço, Pesquisa e Política Pública, sobre o tema “Agricultura Urbana e Segurança Alimentar e Nutricional: o alimento orgânico na alimentação ...