Results 91 to 100 of about 12,162 (308)

Optimisation of interfacial bond strength of glass fibre endodontic post systems.

open access: yes, 2011
MPhilCurrently endodontically treated teeth are clinically restored using a post and crown system, where the elastic modulus of the post is similar to dentine.
Thanjal, Narinderjeet Tina
core  

Correlation between the degree of conversion and the elution of leachable components from dental resin-based cements [PDF]

open access: yesJournal of the Serbian Chemical Society, 2011
This study examined the possible correlation between the degree of conversion (DC) and the amount of substances eluted from three commercial cured resin-based cements.
KOSOVKA OBRADOVIĆ-DJURIČIĆ   +3 more
doaj  

Dental development in the tropical gar (Atractosteus tropicus) and the evolution of vertebrate dentitions

open access: yesDevelopmental Dynamics, EarlyView.
Abstract Background Dentitions have diversified enormously during vertebrate evolution, involving reductions, modifications, or allocations to prey seizing and processing regions. A combination of ancient and novel features related to dental and oropharyngeal apparatuses is found in extant lineages of non‐teleost fishes, such as the gars.
Anna Pospisilova   +4 more
wiley   +1 more source

The effect of polymerization procedure on Vickers hardness of dual-curing resin cements

open access: yes, 2011
To investigate the surface hardness (Vickers hardness, HVN) of one light-curing flowable resin composite and five dual-curing resin cements after different polymerization ...
Lussi, Adrian   +2 more
core  

Recent Advances in Pickering Emulsion Templated Phase Change Material Microcapsules: Design, Fabrication, and Multifunctional Applications

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Fabrication process of phase change microcapsules using a Pickering emulsion template method and their subsequent applications. The increasing demand for efficient thermal energy storage systems has driven the development of phase change material microcapsules (PCMMs), which provide high energy‐storage density, reversible phase change, and reduced ...
Ziyan Li   +4 more
wiley   +1 more source

Light curing through glass ceramics: effect of curing mode on micromechanical properties of dual-curing resin cements [PDF]

open access: yes, 2014
OBJECTIVES The aim of this study was to investigate micromechanical properties of five dual-curing resin cements after different curing modes including light curing through glass ceramic materials. MATERIALS AND METHODS Vickers hardness (VH) and
Ilie, Nicoleta   +3 more
core   +1 more source

Leptin Reduces Running in a Rodent Anorexia Nervosa Model via a Distributed Neural Network

open access: yesEuropean Eating Disorders Review, EarlyView.
ABSTRACT Objective Hyperactivity is a persistent and clinically relevant symptom in anorexia nervosa (AN). Hyperactivity is inversely correlated with leptin levels. While systemic leptin administration attenuates hyperactivity in rodent models, the specific brain regions mediating this effect remain unclear.
Nick J. M. Papavoine   +6 more
wiley   +1 more source

Research on Optimal Width of Coal Pillars in Both Sides of Abandoned Mining Areas and Tunnel Control Technology

open access: yesEnergy Science &Engineering, EarlyView.
This study primarily investigates the optimal width for coal pillar retention in both sides of the worked‐out face section. Taking the 42201 haulage roadway of the 42201 working face at Shengxin Coal Mine as the primary research target, it analyses the optimum width for coal pillar retention through theoretical calculations, numerical simulations, and ...
Shuaifeng Yin   +4 more
wiley   +1 more source

Resin cements: Composite luting cements

open access: yes, 2004
Resin cements (composite luting cements) are used for cementation all ceramic crowns in contemporary dental practice. These materials which are characterized by type of fillers, initiation system, their viscosity, mechanical properties (wear resistance, elastic modulus, compressive strength, tensile and shear strength), and by their physical properties
Obradović-Đuričić, Kosovka   +1 more
openaire   +1 more source

Resin Content in Cement Liquids of Resin-Modified Glass Ionomers.

open access: yesDental Materials Journal, 1999
Qualitative and quantitative analyses were conducted on four kinds of resin-modified glass ionomer (RMGI) cement liquids, LC, LC II, LC III (hereinafter referred to as LCs) and VM, using HPLC and laser Raman spectroscopic methods. HPLC revealed that among the RMGI liquids LCs contain 31-32% HEMA (2-Hydroxyethyl methacrylate), and VM contains 18% of the
IKEDA, Kuniko   +5 more
openaire   +3 more sources

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