Results 31 to 40 of about 4,745,577 (253)

One Step Polishing System Difference on Bulk-Fill Composite Resin Microhardness, Surface Roughness, and Color Stability

open access: yes, 2023
Background: The polishing procedure was an important step in composite resin restoration as it reduces restoration surface roughness. Smooth and well-polished restoration surfaces can increase microhardness and minimize discoloration on the tooth surface.
Lastanta, Septa Intan   +7 more
core   +1 more source

Effect of Different Natural Herbal Products on Microhardness of Eroded Enamel Surface: An in Vitro Study [PDF]

open access: yesAl-Rafidain Dental Journal, 2023
Aims: The study aimed to evaluate and compare the effects of the herbal medicaments (Neem, Ginger, Green tea, Clove oil, and peppermint oil) and traditional fluoride gel on the surface microhardness of the eroded enamel samples of permanent teeth in ...
Zeina Samir, Aisha Akram Qasim
doaj   +1 more source

Comparison of Surface Microhardness of the Flowable Bulk-Fill Resin and the Packable Bulk-Fill Resin according to Light Curing Time and Distance

open access: yes치위생과학회지, 2023
Background: As a restorative material used to treat dental caries, the light-curing type resin is widely used, but it has the disadvantage of polymerization shrinkage.
Hyung-Min Kim   +3 more
doaj   +1 more source

Effect of acidic beverages on color stability and microhardness of various esthetic restorative materials: A comparative study

open access: yesJournal of Pharmacy and Bioallied Sciences, 2021
Aim: The aim of this study was to assess the effect of acidic beverages on color stability and microhardness of various esthetic restorative materials. Materials and Methods: A total of 60 samples were included in the present study.
Aradhana Rathod   +6 more
doaj   +1 more source

Comparative evaluation of application of different fluoride varnishes on artificial early enamel lesion: An in vitro study

open access: yesIndian Journal of Dental Research, 2016
Introduction: In an attempt to manage noncavitated carious lesions noninvasively through remineralization, a range of novel fluoride varnishes with additional remineralizing agents have been made available for clinical application.
Udita Majithia   +5 more
doaj   +1 more source

ANALYSIS OF SURFACE MICROHARDNESS ON DIAMOND BURNISHED CYLINDRICAL COMPONENTS

open access: yesCutting & Tools in Technological System, 2019
Cold-plastic forming technologies are one of the most dynamically developing technological processes in these days The main purpose of modern plastic forming is to achieve the shape and size of the designed component by providing minimum environmental loads, while ensuring the proper values of strength and deformation characteristics.These methods ...
Ferencsik, Viktoria, Varga, Gyula
openaire   +4 more sources

Effect of the Bone Graft on the Surface Microhardness of Endodontic Biomaterials.

open access: yesIranian endodontic journal, 2018
During periapical surgery, using of bone products in large endodontic lesions, is a treatment option that could affect the properties of the retro-filling endodontic material. The aim of present study was to evaluate the effect of Osteon II bone powder on the surface microhardness of calcium-enriched mixture (CEM) and mineral trioxide aggregate (MTA ...
Shahi, Shahriar   +5 more
openaire   +2 more sources

Analysis of the Materials Used in Some Rapid Prototyping Technologies, from the Point of View of Microhardness and Surface Quality [PDF]

open access: yes, 2023
The paper presents a comparative study, from the point of view of microhardness and surface quality, of samples made from materials used in rapid prototyping technologies, namely photopolymer resin and PLA. Microhardness determinations were made for both
Claudiu GRIGORAS, Beatrice TUDOR
core   +1 more source

Microarc surface alloying of tool steels

open access: yesMATEC Web of Conferences, 2018
A new method of accelerating of steel diffusion saturation during thermo-chemical treatment – microarc surface alloying is proposed. The steel product is placed in a metal container filled with coal powder, and heated by passing an electric current ...
Stepanov Makar S.   +2 more
doaj   +1 more source

Effect of Fluoride Gels on Microhardness and Surface Roughness of Bleached Enamel [PDF]

open access: yesThe Open Dentistry Journal, 2014
The effect of bleaching treatments containing added calcium and combined with neutral or acidic fluoride gels on tooth enamel was investigated in vitro through Knoop microhardness (KHN) and surface roughness (SR) measurements. A total of 60 bovine incisors were tested, including 30 for SR measurements and 30 for KHN measurements.
China, Ana L.P   +4 more
openaire   +2 more sources

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