Results 161 to 170 of about 374,813 (296)

Effect of chitosan‐containing desensitizers applied prior to bleaching on the physical properties of enamel

open access: yesEuropean Journal of Oral Sciences, EarlyView.
Abstract This in vitro study evaluated the effects of adding chitosan (Chi) to desensitizing agents applied before dental bleaching on enamel properties. Bovine enamel specimens were allocated to seven groups (n = 12): no treatment (negative control), 2% NaF (positive control), 2% NaF + 2% Chi, 2% NaF + 5% Chi, 2% NaF + 5% KNO3, 2% NaF + 5% KNO3 + 2 ...
Júlia Barbato   +8 more
wiley   +1 more source

Seasonal shifts in network structure and species roles in a tropical island plant–flower visitor community Cambios estacionales en la estructura de la red de interacciones entre plantas y visitantes florales y en los roles de las especies en una comunidad insular tropical

open access: yesInsect Conservation and Diversity, EarlyView.
Constant visitation rates across the flowering season masked major shifts in plant and flower visitor interaction structure, specialization, species roles and trait‐driven patterns shaping interaction intensity. Plants and flower visitors changed ecological roles over time, with native flower visitors playing key roles in maintaining network cohesion ...
Alba Costa   +3 more
wiley   +1 more source

Os fatores críticos de sucesso da indústria de autopeças no Brasil: um estudo exploratório dos níveis hierárquicos da cadeia dos fornecedores da indústria automobilística [PDF]

open access: yes, 2004
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia de Produção.O processo de descentralização da estrutura produtiva da cadeia de produção de automóveis, implementado pelas ...
Bertolini, Vinicius
core  

Machine Learning Model for Predicting Postoperative Pain in Cases of Irreversible Pulpitis

open access: yesInternational Endodontic Journal, EarlyView.
ABSTRACT Aim Postoperative pain is a frequent clinical concern following endodontic treatment. This study aimed to develop and validate supervised machine learning models to predict the occurrence of postoperative pain in cases of irreversible pulpitis.
Pedro Felipe de Jesus Freitas   +9 more
wiley   +1 more source

A indústria de confecção e as implicações sócio-espaciais recentes no município de Brusque [PDF]

open access: yes, 2006
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Filosofia e Ciências Humanas. Programa de Pós-Graduação em GeografiaEste trabalho aborda a indústria de confecção, tendo como tema as empresas confeccionistas e as implicações ...
Corrêa, Marcela Krüger
core  

Application of Baicalein Solution as a Novel Antioxidant After Bleaching: Analysis of Its Effects on Immediate Color Stability and the Reestablishment of Bond Strength in Bleached Enamel

open access: yesJournal of Esthetic and Restorative Dentistry, EarlyView.
ABSTRACT Objective To evaluate the antioxidant capacity of the baicalein solution (BA), as well as its effect when applied for different times to the surface of bleached dental enamel, considering immediate color stability and bond strength. Materials and Methods Bovine enamel/dentin specimens (4 × 4 × 3 mm) were randomly divided into five groups (n ...
Herica Myllena Correia da Silva   +4 more
wiley   +1 more source

O DESENVOLVIMENTO NO NORTE DE MINAS NA PERSPECTIVA DA SUDENE

open access: yesRevista Desenvolvimento Social, 2020
Este artigo objetivou promover um resgate histórico do processo de desenvolvimento da região Norte de Minas Gerais, buscando enfocar a cidade de Montes Claros.
Gilmar Ribeiro dos Santos   +1 more
doaj  

How Do SMEs Respond to Deglobalization? Insights from Italian SMEs in the Interwar Period (1936–1943)

open access: yesJournal of Management Studies, EarlyView.
Abstract This study investigates how small and medium‐sized enterprises (SMEs) respond to deglobalization and economic nationalism, using historical evidence from fascist Italy, a period of autarky and restricted international trade. While prior research has focused primarily on larger firms, especially multinational enterprises (MNEs), the strategic ...
Valeria Giacomin, Francesco Romagnoli
wiley   +1 more source

Fracture resistance and behavior of endodontically treated maxillary premolars with varying ferrule heights and post numbers: A laboratory study

open access: yesJournal of Prosthodontics, EarlyView.
Abstract Purpose To investigate how varying ferrule heights and the number of glass fiber posts affect fracture resistance and behavior of endodontically treated maxillary first premolars with substantial loss of tooth structure. Materials and Methods Twenty‐four extracted endodontically treated human maxillary first premolars were divided into three ...
Mohammad D. Aljanakh   +5 more
wiley   +1 more source

Um método de diagnóstico do potencial de aplicação da manufatura enxuta na indústria têxtil [PDF]

open access: yes, 2006
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia de Produção.O presente trabalho propõe um método de diagnóstico do potencial de implantação da Manufatura Enxuta na cadeia produtiva ...
Andrade, Gilberto José Pereira Onofre de
core  

Home - About - Disclaimer - Privacy