Results 131 to 140 of about 21,244 (276)

Avaliação do desempenho do aditivo superplastificante de base policarboxilato pré-tratado por sonicação no comportamento reológico de pastas de cimento portland [PDF]

open access: yes, 2015
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia Civil, Florianópolis, 2015Um dos mais eficientes métodos de dispersão de materiais é o uso de um agente dispersante (em geral, um
Carlesso, Débora Martinello
core  

An Updated Classification of Hydraulic Cements Used in Dentistry

open access: yesInternational Endodontic Journal, EarlyView.
ABSTRACT Mineral trioxide aggregate (MTA) was the first hydraulic cement used in endodontics. It is composed of Portland cement, a binder in concrete, and bismuth oxide to enhance the radiopacity. MTA was introduced in dentistry to be used as a root‐end filling material and also to repair root perforations.
Josette Camilleri
wiley   +1 more source

Capacidade de promover biomineralização de diferentes bioagregados: análise in vivo [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências da Saúde. Programa de Pós-Graduação em OdontologiaO objetivo deste estudo foi analisar a interação dos cimentos MTA Fillapex, iRoot SP, DiaRoot Bioaggregate (BA) e MTA ...
Felippe, Gabriela Santos
core  

Short‐Term Outcomes of Full Pulpotomy Compared With Root Canal Treatment for Irreversible Pulpitis: The PROVE Study

open access: yesInternational Endodontic Journal, EarlyView.
ABSTRACT Objectives To assimilate data from individual randomised trials and perform a pooled analysis of short‐term outcomes of pulpotomy compared with root canal treatment (RCT) for teeth with symptomatic irreversible pulpitis (SIRP). Methods Randomised trials were conducted in eight countries using a standardised clinical protocol and outcome ...
I. A. El Karim   +16 more
wiley   +1 more source

Cellular Dynamics and Dentine Bridge Formation Following Direct Pulp Capping With MTA and Biodentine in a Murine Model

open access: yesInternational Endodontic Journal, EarlyView.
ABSTRACT Aim Formation of a mineralized dentine bridge is the hallmark of successful direct pulp capping (DPC). Mineral trioxide aggregate (MTA) and Biodentine are widely used capping materials, but in vivo evidence comparing their regenerative potential remains inconclusive. This study used a controlled murine model to compare dentine bridge formation
Amnah Sajdeya   +4 more
wiley   +1 more source

Utilization of the Heat-treated Silicate Rocks in the Cement and Cement Slurry Manufacturing [PDF]

open access: yes, 2016
Reliable operation of oil and gas wells depends largely on the quality of cementing. Currently lightweight cements with large water-cement ratio are used.
Свідерський, Валентин Анатолійович   +3 more
core  

Histopathologic Validity and Clinical Reliability of Wolters Classification of Pulpitis: An Exploratory Study

open access: yesInternational Endodontic Journal, EarlyView.
ABSTRACT Aim Wolters' classification of pulpitis has been proposed to classify pulpitis into 4 categories (initial, mild, moderate, severe), aiming to guide clinicians to implement the relevant vital endodontic treatment. The main objective of this study was to test the histologic validity and clinical reliability of the Wolters classification ...
Çağla Fatmanur Yılmaz   +3 more
wiley   +1 more source

Effect of cement, sodium silicate, kaolinite and water on the viscosity of the grout [PDF]

open access: yes, 2010
Cement, sometimes with/without other binders, is widely used for the stabilization of soil by injection and grouting methods. Chemical grouts and sodium silicate are commonly used worldwide for stabilizing soft soils.
Prasad, Arun   +4 more
core  

Multicenter RCT 6‐Year Survival of Zirconia‐Reinforced Lithium Silicate Endocrowns: 90° Shoulder Versus Butt‐Joint Margins

open access: yesInternational Endodontic Journal, EarlyView.
ABSTRACT Objectives Margin design significantly influences endocrown biomechanical performance. Nevertheless, long‐term clinical data comparing margin designs within a singular zirconia‐reinforced lithium silicate (ZLS) system remain scarce. This study reports the 6‐year follow‐up results of a multicenter, prospective, randomized, assessor‐blinded ...
Ping Xiao   +9 more
wiley   +1 more source

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