Results 41 to 50 of about 1,537,429 (230)

Longitudinal study on the influence of Nd:YAG laser irradiation on microleakage associated of two filling techniques. [PDF]

open access: yes, 2009
Objective: This study investigates the effects of Nd:YAG laser irradiation on apical and coronal seals, when used prior to two root canal filling techniques.
De Moor, Roeland   +4 more
core   +1 more source

Under the Shade of a Coolabah Tree: A Second Cache of Tulas From the Boulia District, Western Queensland

open access: yesArchaeology in Oceania, EarlyView.
ABSTRACT This paper reports on the excavation of a cache of stone artefacts, buried on the bank of a waterhole or ‘billabong’ in central western Queensland. This is an extremely rare find, and yet it is the second such site to be reported within less than a 10 km radius.
Yinika L. Perston   +5 more
wiley   +1 more source

Evaluation of an oral health training program for school nurses [PDF]

open access: yes, 2005
Pediatric dental disease is a silent epidemic (Committee on Health, Education, Labor, and Pensions, 2002). Dental decay is commonly unrecognized and under-treated, and can affect children\u27s growth and development as well as their ability to perform in
Drengler, Linda
core   +4 more sources

Centennial- to millennial-scale hard rock erosion rates deduced from luminescence-depth profiles [PDF]

open access: yes, 2018
The measurement of erosion and weathering rates in different geomorphic settings and over diverse temporal and spatial scales is fundamental to the quantification of rates and patterns of earth surface processes. A knowledge of the rates of these surface
Egholm, David   +6 more
core   +2 more sources

Glyoxylic‐Acetal‐Based Gel‐Polymer Electrolytes for Lithium‐Ion Batteries

open access: yesBatteries &Supercaps, Volume 8, Issue 3, March 2025.
A safe electrolyte based on tetraethoxyglyoxal (LE) is combined with a methacrylate polymer matrix. The resulting gel‐polymer electrolyte (GPE) exhibits an increased flash point, suitable ionic conductivity, and a stable performance in lithium‐ion battery cells.
Christian Leibing   +4 more
wiley   +1 more source

Paint and varnish composite materials based on water epoxy emulsions

open access: yesProceedings of the National Academy of Sciences of Belarus, Chemical Series, 2019
An import-substituting film former is developed – an aqueous epoxy emulsion and composite materials based on it (glue, anti-corrosion primer, waterproofing impregnation, paint for decorating glass products).
openaire   +2 more sources

Retention Of Long-Term Interim Restorations With Sodium Fluoride Enriched Interim Cement [PDF]

open access: yes, 2013
Purpose: Interim fixed dental prostheses, or provisional restorations , are fabricated to restore teeth when definitive prostheses are made indirectly.
Strash, Carolyn
core   +1 more source

Characterization of a two‐phase hybrid flotation column

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract This study explored the performance of a novel hybrid flotation column, which combines the advantages of a mechanically agitated cell with a flotation column and compared the results with a conventional flotation column setup. The experiments were performed in an air/water two‐phase system under varying airflow rates, frother concentrations ...
Pedro Silva Aires   +3 more
wiley   +1 more source

Impacts of the bleaching and varnishing process on the collapse time in combustion of oriental beech and scots pine woods

open access: yesTurkish Journal of Forestry, 2020
This study aims to determine the effects of the bleaching and varnishing process on the collapse time in combustion of some wood materials. For this purpose, samples prepared from wood of Oriental beech (Fagus orientalis Lipsky) and Scoth pine (Pinus ...
Ahmet Cihangir Yalınkılıç   +3 more
doaj   +1 more source

Progress on the Application of Polymers of Intrinsic Microporosity for the Adsorption of Organic Contaminants

open access: yesChemistryOpen, EarlyView.
The pictorial illustration of the applications of polymers of intrinsic microporosity extraordinary porous organic polymers with high surface areas, pore radii, pore volumes, high permeability, high diffusivity, high selectivity, and high thermal stability, as suitable filters or purifiers for water contaminated with pharmaceutical and organic dyes ...
Martins O. Omorogie
wiley   +1 more source

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