Results 111 to 120 of about 256,736 (290)

Properties and applications of resin cements

open access: yes, 2009
The use of resin cements for welding very different additives for compensation to stop gaining ground day by day. The powders are of improved properties than conventional powders, the most important is the ability to adhesion dental tissues.
Vrochari, Areti   +3 more
core  

Biodiesel Production from Hevea brasiliensis Seeds: A Systematic Review

open access: yesVietnam Journal of Chemistry, EarlyView.
ABSTRACT The Hevea brasiliensis (HB) species, also called the rubber tree, is currently cultivated worldwide for the extraction of latex, an input for rubber production. In addition, its seeds currently have few productive applications, despite their high oil content.
Sara Lüneburger   +3 more
wiley   +1 more source

Comparison of Micro-Shear Bond Strength of Resin Cements to Root Dentin of Bovine Teeth

open access: yesMajallah-i Dānishgāh-i ’Ulūm-i Pizishkī-i Shahīd Ṣadūqī Yazd, 2012
Introduction: Nowadays resin cements are commonly used in operative dentistry but the strength of micro- shear bonds of these cements was different in various studies.
R Dabili, A Daneshkazemi, F Asadian
doaj  

Assessing the accuracy of field‐based versus laboratory methods for determining the age of roe deer

open access: yesWildlife Biology, EarlyView.
Accurate age determination in roe deer Capreolus capreolus is essential for selective harvesting and informed population management, yet field‐based methods widely used by hunters remain imprecise. This study compared field‐based and laboratory age determination methods in 204 harvested roe deer, categorized by sex and habitat type (forest versus open ...
Michael Manton   +4 more
wiley   +1 more source

The strengthening mechanism of resin cements on porcelain surfaces.

open access: yes, 2006
All-ceramic crowns bonded with resin cements have increased performance, and two theories have been proposed. Marquis (1992) suggested that the resin modified defects by crack healing, while Nathanson (1993) proposed that resin polymerization shrinkage ...
Maguire, FR   +4 more
core   +4 more sources

Comparative Biological Properties of Resin-Modified Calcium Silicate Cements on Dental Stem Cells: A Systematic Review of In Vitro Studies

open access: yesApplied Sciences
Objectives: This systematic review aimed to qualitatively synthesize the available in vitro evidence on the cytocompatibility and bioactivity of resin-modified calcium silicate ce-ments in contact with human dental stem cells and cells from other sources.
Sonia Bahl   +4 more
doaj   +1 more source

Research on Self‐Identification Technology of Zero‐Value Insulators in Distribution Lines Based on Electroluminescence Effect

open access: yesHigh Voltage, EarlyView.
ABSTRACT To address the issue of low detection accuracy for zero‐value insulators in distribution lines, this study proposes a novel method for detecting these insulators based on the electroluminescence effect. Through theoretical analysis and experimentation, it was found that the luminescence intensity of ZnS:Cu electroluminescent material varies ...
Jianghai Geng   +6 more
wiley   +1 more source

Microtensile Bond Strength of Self-Adhesive Luting Cements to Ceramics

open access: yesInternational Journal of Dentistry, 2012
The purpose of this paper was to compare the bond strengths of the self-adhesive luting cements between ceramics and resin cores and examine their relation to the cement thickness.
Tomoko Abo   +4 more
doaj   +1 more source

A low‐cost 3D printed resin cell for multimodal X‐ray characterization of bio‐cementation between two particles

open access: yesJournal of Synchrotron Radiation, EarlyView.
A novel, low‐cost 3D printed resin flow cell is presented, in which two particles can be placed in contact at a synchrotron beamline for interrupted in situ measurements.We present the design and operation of a low‐cost 3D printed resin flow cell for the study of bio‐cementation between two aligned particles in contact.
Marilyn Sarkis   +8 more
wiley   +1 more source

Discuss the Rationale for Minimally Invasive Endodontics and the Merits and Demerits of the Concept

open access: yesAustralian Endodontic Journal, EarlyView.
ABSTRACT Minimally invasive endodontics (MIE) places emphasis on the conservation of sound tooth structure and viable pulp tissue during endodontic procedures such as root canal treatment (RCTx) and vital pulp therapy (VPT). The use of minimal access cavity designs and conservative canal preparation dimensions have been investigated as a way to improve
Iris Mohan Li
wiley   +1 more source

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