Results 31 to 40 of about 37,783 (209)

The advantage using Ni - Ti rotary instruments as the smoothness of one-third apical root canal wall

open access: yesPadjadjaran Journal of Dentistry, 2014
Canal wall preparation achieved by smoothness. Objective of this study to determine smoothness differences of nickel-titanium manual instruments compared with nickel-titanium rotary instruments in apical third region canal wall.
Badi Soerachman   +2 more
doaj   +1 more source

Effect of air abrasive polishing on nickel release, stainless steel corrosion, and nickel-titanium archwires [PDF]

open access: yesJournal of Dental Research, Dental Clinics, Dental Prospects, 2023
Background. Orthodontic treatment is becoming more and more popular. However, using fixed orthodontic devices for treatment affects oral hygiene and raises the risk of corrosion, plaque-related illnesses, and dental discoloration-related issues.
Mohanad Ali Mohammed, Alan Issa Saleem
doaj   +1 more source

The Ternary System Nickel/Silicon/Titanium Revisited   [PDF]

open access: yesZeitschrift für anorganische und allgemeine Chemie, 2010
AbstractThe constitution of the ternary system Ni/Si/Ti is investigated over the entire composition range using X‐ray diffraction (XRD), energy dispersive X‐ray spectroscopy (EDS), differential thermal analysis (DTA), and metallography. The solid state phase equilibria are determined for 900 °C. Eight ternary phases are found to be stable.
Weitzer, F.   +6 more
openaire   +2 more sources

Effect of chlorhexidine mouth wash and fluoridated mouth wash on mechanical properties of orthodontic arch wires (An in vitro study) [PDF]

open access: yesAl-Rafidain Dental Journal, 2011
Aims: The aims of the this study were to measure the effect of chlorhexidine and fluoridated mouth wash on mechanical properties of stainless steel and nickel titanium wires and to study the effect of three time intervals (3, 7, and 10 days) immersion on
Hakam H Sabah   +2 more
doaj   +1 more source

Density of some titanium-bearing silicate liquids and the compositional dependence of the partial molar volume of TiO2 [PDF]

open access: yes, 1992
The densities of thirteen silicate liquids along the Na2SiO3-TiO2 and CaSiO3-TiO2 joins and six other titanium-bearing silicate liquids of the general formula TiSiO5 (where X = Li, Na, K, Rb, Cs, Ca, Sr, Ba) have been measured in equilibrium with air ...
Dingwell, Donald B.
core   +1 more source

Controlling the interstitial element concentration in Ti-6Al-4V using calciothermic reduction [PDF]

open access: yes, 2013
The production of Ti-6Al-4V components via powder metallurgy routes is looked upon as an efficient production method that reduces wastage, but leaves finished products with high interstitial oxygen concentrations that do not meet industrial standards ...
Moorhouse, Benjamin
core   +1 more source

Nickel-Catalyzed Cross-Electrophile Coupling between Benzyl Alcohols and Aryl Halides Assisted by Titanium Co-reductant

open access: yes, 2018
A nickel-catalyzed cross-electrophile coupling reaction between benzyl alcohols and aryl halides has been developed using a homolytic C–O bond cleavage protocol that has recently been established.
Yutaka Ukaji (1589830)   +1 more
core   +2 more sources

Host–device interactions: exposure of lung epithelial cells and fibroblasts to nickel, titanium, or nitinol affect proliferation, reactive oxygen species production, and cellular signaling

open access: yesJournal of Materials Science: Materials in Medicine, 2023
Endoscopic implantation of medical devices for the treatment of lung diseases, including airway stents, unidirectional valves and coils, is readily used to treat central airway disease and emphysema.
Simon D. Pouwels   +9 more
doaj   +1 more source

The analysis of research methods and results on resistance of nickel-titanium endodontic instruments to torsion load: the systematic review

open access: yesЭндодонтия Today, 2021
Relevance. The objective of this study was to analyze current data concerning research methods and results on resistance of nickel-titanium endodontic instruments to torsion load in order to minimize complications of dental root canal treatment.
D. S. Shirokova   +5 more
doaj   +1 more source

Preparation of visible light sensitive nanophotocatalyst by electrochemical anodizing and chemical bath deposition method [PDF]

open access: yesشیمی کاربردی روز, 2016
The purpose of this research is preparation of titanium dioxide nanotubes modified with nickel nanoparticles as a photocatalyst sensitive to visible light.
محمد محسن مومنی   +1 more
doaj   +1 more source

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