نتایج جستجو برای: titanium dioxid

تعداد نتایج: 36300  

2002
Z. M. Yan T. W. Guo Y. M. Zhang Z. C. Li

Titanium is an ideal material for use in prosthodontics because of its biocompatibility, corrosion resistance, and mechanical strength combined with its lightweight. Recently the use of titanium and titanium alloys for fixed restorations has increased substantially, mainly due to the improvement of techniques for the casting titanium and its alloys. This article reviewed the studies on titanium...

Sabokrouh , M. ,

In this article the effects of carburizing heat treatment on girth weld with containing titanium oxide and titanium carbide nanoparticles (X-65 grade of gas pipeline) is evaluated. The charpy results show that in the carburized sample containing titanium oxide and titanium carbide nanoparticles compared to the no heat treatment sample (containing titanium carbide and titanium carbide nanopartic...

Journal: : 2021

A klímaváltozás hatása az élet minden területén jelen van, ezáltal napjaink egyik legjelentősebb problémája. Kialakulásának fő oka a légkörbe kibocsátott szén-dioxid (CO2) mennyisége, ami üvegházhatáson keresztül befolyásolja jelenlegi éghajlatunkat. környezetkárosítás csökkentése érdekében ismerni szükséges keletkezésének helyeit, környezetre gyakorolt károsító hatásait, üvegházhatást, ökológi...

Journal: :iranian journal of basic medical sciences 0
mohaddeseh behjati cardiovascular research center, isfahan cardiovascular research institute, isfahan university of medical sciences, isfahan, iran heart failure research center, isfahan cardiovascular research institute, isfahan, isfahan university of medical sciences, isfahan, iran iman moradi nanotechnology consultancy and development center (ncdc), padova, italy mohammad kazemi department of genetics, isfahan university of medical sciences, isfahan, iran

objective(s):anodized treated titanium surfaces, have been proposed as potential surfaces with better cell attachment capacities. we have investigated the adhesion and proliferation properties of h9c2 cardiac myoblasts on anodized treated titanium surface.  materials and methods: surface topography and anodized tubules were examined by high-resolution scanning electron microscopy (sem). control...

Journal: :iranian journal of pharmacology and therapeutics 0
h. ahmadvand m. ani a. a. moshtaghie

titanium salts are widely used in pharmacy and industry as intensely white permanent pigment with good covering power in paints , paper , toothpaste , plastics and food dye s. this ion is a redox-active transition metal and may cause oxidative damages to lipids, proteins and dna molecules. in spite of abundant literature, questions about the side effects of titanium ions still remain to be answ...

Sabokrouh , M. ,

In this article the effects of carburizing heat treatment on girth weld with containing titanium oxide and titanium carbide nanoparticles (X-65 grade of gas pipeline) is evaluated. The charpy results show that in the carburized sample containing titanium oxide and titanium carbide nanoparticles compared to the no heat treatment sample (containing titanium carbide and titanium carbide nanopartic...

Journal: :Journal of biomedical materials research. Part B, Applied biomaterials 2008
Shinji Takemoto Masayuki Hattori Masao Yoshinari Eiji Kawada Yutaka Oda

Although fluoride induces corrosion in titanium in an oral environment, the influence of protein on this corrosion remains to be clarified. The objective of this study was to investigate suppression of fluoride-induced corrosion of titanium where albumin was either present in a solution or where albumin was preadsorbed on titanium. Titanium dissolution in titanium specimens and surface characte...

Journal: :Contact dermatitis 2006
Peter Thomas Wolf-Dieter Bandl Sonja Maier Burkhard Summer Bernhard Przybilla

There are very few reports on hypersensitivity reactions in association with titanium-based materials so that the existence of allergy to titanium is still put in question. We report on a patient in whom impaired fracture healing and eczema localized to the perioperative area developed upon titanium-based osteosynthesis. Patch testing gave no reactions to titanium nor to nickel, chromium, or co...

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