Results 121 to 130 of about 29,430 (312)

Evaluation of some intracanal irrigants on push-out bond strength and mode of failure of resin and non resin cements to root canal dentin (in vitro comparative study) [PDF]

, 2014
Objectives: The purpose of this study was to evaluate the effects of five intracanal irrigants [distilled water, NaOCl, NaOCl + EDTA, ozonated water and NaOCl + ozonated water] on push-out bond strength of (zinc phosphate cement and Calibra esthetic ...
Salam D. Al-Qaisi, Rawa O. Ibrahim
core   +1 more source

Impact of resin cement viscosity on bond strength to different zirconia ceramics after aging condition

Brazilian Dental Science
Objective: The current study examined how varying resin cement viscosities (high and low) impact the microshear bond strength (μSBS) of two distinct zirconia ceramics – 3Y-TZP and 4Y-PSZ– following an aging process. Material and Methods: Square zirconia
Gabriela Carrão Aragonez, Pablo Soares Machado, Gabriel Kalil Rocha Pereira, Luiz Felipe Valandro, Marília Pivetta Rippe   +4 more
doaj   +1 more source

The Paleoenvironment of the Ndutu Bed at Olduvai Gorge in the Context of Middle Stone Age Expansion in Eastern Africa: A Multiproxy Approach to Ungulate Analyses From the Victoria Cabrera Site and Dorothy Garrod Site (MIS 5)

International Journal of Osteoarchaeology, EarlyView.
ABSTRACT The study of the Eastern African archaeological record is essential for understanding the origin and evolution of the Middle Stone Age (MSA). However, Olduvai Gorge, one of the primary regions in human evolution studies, has few sites associated with the MSA.
Juan Marín, Iván Ramírez‐Pedraza, David M. Martín‐Perea, Irene Solano‐Megías, Natalia Abellán‐Beltrán, Antonio Rodríguez‐Hidalgo, Agness Gidna, Audax Mabulla, José‐Manuel Maíllo‐Fernández   +8 more
wiley   +1 more source

A comparison of the shear bond strength of a resin cement and two orthodontic resin adhesive systems [PDF]

, 2005
© 2005 EH Angle Education and Research Foundation, Inc. This manuscript version is made available under the CC-BY-NC-ND 4.0 license http://creativecommons.org/licenses/by-nc-nd/4.0/ This document is the Published version of a Published Work that ...
Canteras Jordana, Manuel, Romero Maroto, Martín, Ortiz Ruiz, Antonio José, Vicente, Ascensión, Bravo, Luis Alberto   +4 more
core  

Effect of cement types on the tensile strength of metallic crowns submitted to thermocycling

Brazilian Dental Journal, 2003
The relationship between metallic cast crowns and tensile strength according to cement types submitted to thermocycling was studied. Seventy-two metallic crowns were cast with Verabond II Ni-Cr alloy and cemented in standardized preparations with 10º ...
Consani Simonides, Santos Julie Guzela dos, Correr Sobrinho Lourenço, Sinhoreti Mário Alexandre Coelho, Sousa-Neto Manoel Damião   +4 more
doaj  

Polymerization Efficiency of a Dual-Cured Resin Cement through Zirconia with Three Different Cusp Inclinations

Journal of Spectroscopy, 2018
Assessing the polymerization efficiency of a dual-cured resin cement through zirconia with three different cusp inclinations is the aim of this study. Seventy-two resin cement (Multilink Speed) specimens were light-cured through the zirconia with three ...
Chang-Yuan Zhang, Hao Yu, Yi-Ling Cheng, Wen-Zhou Wu, Liang-Jun Xu, Hui Cheng   +5 more
doaj   +1 more source

Fabrication of a Functional Composite Material Using Waste Concrete Powder and Polyethylene

Polymer Composites, EarlyView.
Preparation and experimental verification of functional composite materials using waste concrete powder and polyethylene. ABSTRACT This study investigated the fabrication of a functional composite material using waste concrete powder (WCP), which is a novel method for effectively utilizing waste concrete.
Yasuyuki Kanda, Tsuguri Kusumoto
wiley   +1 more source

Thermoplastic‐Resin Transfer Molding Technology: Development and Challenges Toward Industrialization

Polymer Composites, EarlyView.
Illustration of the key aspects involved in the manufacture of thermoplastic composites by T‐RTM highlighting the relationships between raw materials, resin mixing strategies, polymerization parameters, and processing equipment ranging from laboratory to industrial scale. ABSTRACT Driven by increasingly stringent international environmental regulations,
Filipe P. Martins, Paulo S. Lima, Ricardo Torcato, Laura Santos, J. M. Oliveira   +4 more
wiley   +1 more source

Starch Biocomposite Reinforced With Chemically Modified Hibiscus esculentus Biofibers

Polymer Composites, EarlyView.
Starch biocomposite production route. ABSTRACT The global proliferation of non‐biodegradable plastics in landfills and marine ecosystem represents a critical environmental crisis. To mitigate this, present study explores the development of sustainable, starch based bio composites.
Ashish Guleria, Arvind Singh Chauhan, Ashish Kumar Sharma, Nav Rattan, Aakanksha Jain, Garima Kumari, Maurice N. Collins   +6 more
wiley   +1 more source

A Review of Advances in Composite Materials, Structural Optimization, and Machine Learning for Wind Turbine Blades: Challenges and Future Perspectives

Polymer Composites, EarlyView.
Overview of the holistic engineering lifecycle and core research pillars for wind turbine blades. ABSTRACT This paper reviews recent advancements across the lifecycle of wind turbine blades, focusing on three interconnected areas: advanced composites, structural optimization, and machine learning (ML) diagnostics. In materials, we highlight progress in
Kemal Hasirci, Denizhan Yavas, Alaeddin Burak Irez   +2 more
wiley   +1 more source