Results 171 to 180 of about 3,806,232 (342)

Solar‐Responsive Zr‐MOF/Ag4P2O7 Heterostructures for Sustainable Photocatalytic Degradation of Emerging Water Contaminants

open access: yesAdvanced Sustainable Systems, EarlyView.
A microwave‐assisted approach yields Zr‐MOF/Ag4P2O7 heterostructures with superior solar responsiveness and efficient charge‐carrier separation. The hybrid photocatalyst rapidly degrades dyes and fluoroquinolone antibiotics into less toxic species under visible‐light. Comprehensive optical, mechanistic, and phytotoxicity analyses reveal its robustness,
Letícia G. da Trindade   +15 more
wiley   +1 more source

Diretriz metodológica para estudos de avaliação econômica de tecnologias em saúde no Brasil

open access: diamond, 2016
Rodrigo Antonini Ribeiro   +10 more
openalex   +1 more source

Prevalência de cárie dentária e condições socioeconômicas em jovens alistandos de Manaus, Amazonas, Brasil [PDF]

open access: diamond, 2009
Alcione Regina Pegoraro Viana   +3 more
openalex   +1 more source

Therapeutic Antibodies for Mosquito‐Borne Orthoflavivirus Infections: Discovery, Engineering Approaches, and Advances in mRNA‐Based Delivery Systems

open access: yesAdvanced Therapeutics, EarlyView.
This review explores how antibody engineering and display technologies are driving therapeutic advances against mosquito‐borne orthoflaviviruses such as Zika, dengue, and yellow fever viruses. It highlights diverse neutralizing targets on the envelope protein, including the conserved fusion loop, and discusses how Fc engineering, rational antigen ...
Ana Clara Barbosa Antonelli   +5 more
wiley   +1 more source

NÍVEIS E TENDÊNCIAS DA MORTAUDADE NA REGIÃO NORTE

open access: yesCadernos de Estudos Sociais, 1996
O texto trata da evolução da mortalidade na Região Norte. Segundo o autor, essa evolução vem apresentando padrões semelhantes à média do País. No caso da mortalidade infantil, a Região Norte apresentou, no início da presente década, uma probabilidade de ...
Pery Teixeira
doaj  

Nb2CBr2 MXene Monolayer as a Novel Material: A First Principle Study

open access: yesAdvanced Theory and Simulations, EarlyView.
Illustration of the monolayer cell, cell replicated in directions a and b, graph of optical absorption and thermodynamic potentials as a function of temperature. Abstract Niobium‐based MXenes show promising properties and applications, but have not yet been sufficiently investigated, especially with halogen surface terminations. This study investigates
Leonardo S. Barbosa   +4 more
wiley   +1 more source

A Variational Formulation for Modeling a Phosphorus Doped Silicon Semiconductor Through a Multi‐Well Approach

open access: yesAdvanced Theory and Simulations, EarlyView.
This article develops a variational formulation for modeling a silicon semiconductor through a multiwell approach utilizing phosphorus atoms as a dopant substance. The variational formulation here developed may be used to find an optimal phosphorus density distribution concerning an originally silicon density, in order to maximize the electrical ...
Fabio Silva Botelho
wiley   +1 more source

Los desarrollos académicos de las Relaciones Internacionales en Brasil: elementos sociológicos, institucionales y epistemológicos

open access: yesRelaciones Internacionales, 2013
La disciplina de Relaciones Internacionales (RRII) fue acusada, en el pasado, de ser “la menos autorreflexiva de las ciencias sociales occidentales” y “una ciencia  social estadounidense”, pero en las últimas décadas ella ha pasado por cambios ...
Daniel JATOBÁ
doaj  

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