Results 11 to 20 of about 679,251 (294)

Thermal Change During Dental Polishing

open access: yesJournal of Dental Research, 1968
Average handpiece speed and load values with nine commonly used instruments were compiled for polishing of silver amalgams. In vitro thermal effect of these instruments was recorded with and without air coolant. Temperature rise in dental pulps was less when air coolant was used.
G J, Christensen, W E, Dilts
openaire   +3 more sources

Polishing dental ceramics using shear-thickening slurry

open access: yesScientific Reports
Nowadays, there is a great demand for Zirconia dental ceramics, while the existing low-cost automated polishing methods are quite limited. We propose a novel polishing methodology employing the shear-thickening slurry (STF) comprising starch and SiC ...
Zhenfeng Zhou   +3 more
doaj   +3 more sources

Bore polishing of diesel engine cylinder liners [PDF]

open access: yes, 1987
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.There are two important omissions in the literature on bore polishing, firstly there is no evidence of the successful development of a reliable tribo test ...
Al-Khalidi, Ghazi
core   +7 more sources

Sella Turcica Abnormalities, Dental Age and Dental Abnormalities in Polish Children [PDF]

open access: yesInternational Journal of Environmental Research and Public Health, 2021
The frequency of some sella turcica abnormalities on cephalometric radiographs is age related. Chronological age might not overlap with growth; however, no studies could be found on the association between sellar morphology and dental age. Although an association exists between sella turcica bridging and dental abnormalities, no studies have been found
Tomasz Jankowski   +4 more
openaire   +2 more sources

Color Stability of Polished and Glazed Dental Porcelain in Chlorhexidine

open access: yesJournal of Islamic Dental Association of Iran, 2017
Background and Aim: Discoloration is a major concern with regard to the use of tooth-colored restorations. Type of restorative material and surface treatment are believed to play a role in this regard.
Mehran Norbakhsh   +4 more
doaj   +2 more sources

Class I Gap-formation in Highly-viscous Glass-ionomer Restorations: Delayed vs Immediate Polishing [PDF]

open access: yes, 2008
This in vitro study evaluated the effects of delayed versus immediate polishing to permit maturation of interfacial gap-formation around highly viscous conventional glass-ionomer cement (HV-GIC) in Class I restorations, together with determining the ...
Maruo, Yukinori   +5 more
core   +1 more source

The application of Taguchi approach to optimise the processing conditions on bonnet polishing of CoCr [PDF]

open access: yes, 2011
This paper applied the Taguchi approach to investigate the effects of each polishing parameter and obtain the optimal processing conditions for CoCr alloy polishing.
Blunt, Liam   +4 more
core   +1 more source

Comparing &Evaluating the Effect of Air-Powder Polishing System on the Hot Cure Acrylic Denture Base Material Cured by Different Methods

open access: yesAl-Mustansiriyah Journal of Pharmaceutical Sciences, 2015
This study was designed to evaluate the effects of an air-powder polishing system on the hot cure acrylic denture base material, which was cured in the water bath and microwave method, and comparing it with a conventional dental lathe polishing ...
Lateef E Al-Jorani   +2 more
doaj   +1 more source

Polishing mechanism of light-initiated dental composite: Geometric optics approach

open access: yesJournal of the Formosan Medical Association, 2016
For light-initiated dental hybrid composites, reinforcing particles are much stiffer than the matrix, which makes the surface rugged after inadequate polish and favors bacterial adhesion and biofilm redevelopment.
Yu-Chih Chiang   +2 more
doaj   +1 more source

Material removal investigation in bonnet polishing of CoCr alloy [PDF]

open access: yes, 2012
The manufacture of orthopaedic joint bearings surfaces requires exceptionally high levels of control of not only the surface finish but also the surface form.
Blunt, Liam, Zeng, S., Jiang, Xiang
core   +3 more sources

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