Results 101 to 110 of about 3,419,814 (323)

Análise estética do sorriso: ponto de vista ortodôntico [PDF]

open access: yes, 2017
Introdução: A estética do sorriso é uma preocupação mundial de acordo com critérios específicos para determinadas culturas. No mundo ocidental, alguns critérios estéticos foram apresentados numa tentativa de definir um ideal de beleza.
Deyla, Shéhérazade Yvonne Fatima
core  

Controlled Aggregation of Pyrene‐Based Supramolecular Nanostructures for Light‐Driven Switchable H2 or H2O2 Production

open access: yesAdvanced Functional Materials, EarlyView.
This work reports the self‐assembly of a pyrene derivative into two distinct nanostructures and their application in visible‐light photocatalysis. The two nanostructures exhibit completely different yet complementary photocatalytic activities, promoting either H2 or H2O2 evolution.
Marianna Barbieri   +6 more
wiley   +1 more source

Permanent Maxjllary Second Molar Extractıon In The Treatment Of Class Iı Malocclusıon

open access: yesTurkish Journal of Orthodontics, 2003
In this study, the results of treatment following the extraction of maxillary second molars for correction of Class II malocclusion with labially positioned maxillary canines were evaluated cephalometrically and with respect to the position of erupted ...
Aynur Aras
doaj   +1 more source

Estudo radiográfico da cronologia de mineralização dentária, em portadores de fendas labiais e/ou palatinas - análise comparativa com a tabela da cronologia de mineralização dentária de Nicodemo, Moraes e Medici Filho

open access: yesBrazilian Dental Science, 2010
Este trabalho teve como objetivo estudar a cronologia de mineralização dentária entre indivíduos portadores de fendas labiais e/ou palatinas (FL/P), e análise comparativa com os dados de Nicodemo et  al.12 (1974).
Maria Aparecida de Oliveira e Costa Graziosi   +3 more
doaj   +1 more source

Printed Integrated Logic Circuits Based on Chitosan‐Gated Organic Transistors for Future Edible Systems

open access: yesAdvanced Functional Materials, EarlyView.
Edible electronics needs integrated logic circuits for computation and control. This work presents a potentially edible printed chitosan‐gated transistor with a design optimized for integration in circuits. Its implementation in integrated logic gates and circuits operating at low voltage (0.7 V) is demonstrated, as well as the compatibility with an ...
Giulia Coco   +8 more
wiley   +1 more source

O casal agrícola da idade do ferro de Gamelas 3 (Oeiras) [PDF]

open access: yes, 2013
Gamelas 3 corresponde provavelmente a casal agrícola do século v a. C. implantado no rebordo de vasta plataforma culminante da encosta esquerda do vale da ribeira da Lage (Oeiras) identificado por Gustavo Marques em 1971 e por ele explorado em 1989 ...
Cardoso, João Luís   +1 more
core  

Topological Insulator Layered Bi2Te3 Based 3D‐Printed Nanocarbon Electrode for Rechargeable Aqueous Ammonium‐Ion Battery

open access: yesAdvanced Functional Materials, EarlyView.
In this work, Bi2Te3 is integrated into a 3D‐printed nanocarbon electrode for NH4+ storage. A rocking‐chair battery with CuHCF as the cathode delivers a high energy density of 134.8 Wh kg−1 and a power density of 1800 W kg−1. The design allows easy recovery of carbon additives, promoting sustainability and recyclability in next‐generation aqueous ...
Sunny Nandi, Martin Pumera
wiley   +1 more source

Postoperative Pain Management after Impacted Third Molar Surgery with Preoperative Oral Lamotrigine, a Randomized, Double-blind, Placebo-Controlled Trial

open access: yesJournal of Dentistry, 2018
Statement of the Problem: Extraction of the impacted third molar is often associated with severe postoperative pains, management of which are a big challenge.
Hamed Modanloo   +2 more
doaj  

Dentomaxillofacial sequelae in a child treated for rhabdomyosarcoma [PDF]

open access: yes, 2009
O rabdomiosarcoma é o sarcoma de tecidos moles mais comum em crianças e adolescentes. A multimodalidade terapêutica para tumores de cabeça e pescoço, embora eficaz, pode resultar em uma variedade de complicações orais, com efeito significativo sobre o ...
Figueiredo, Paulo Tadeu de Souza   +6 more
core  

Highly Scalable, Raspberry‐Like Microbeads with Nano‐/Micro‐Confined Hybrid Hydrogel Desiccants for Rapid Atmospheric Water Harvesting

open access: yesAdvanced Functional Materials, EarlyView.
A scalable nano‐/micro‐confinement strategy is developed, where polyacrylamide (PAM)‐LiCl hybrid desiccants are confined within hollow nanoparticles (HNPs) and assembled into raspberry‐like microbeads. The beads have a hydrogel‐rich core and an NP‐rich shell for fast absorption and desorption, releasing water 13.6 L kg⁻¹ day⁻¹.
Yunchan Lee   +6 more
wiley   +1 more source

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