نتایج جستجو برای: titanium oxide nanoparticle

تعداد نتایج: 235272  

Ali Akbar Rostami, Homa Mohseni Kouchesfehani, Rahman Fakheri, Sahar Kiani,

Background: Despite the wide range of applications, there is a serious lack of information on the impact of the nanoparticles on human health and the environment. The present study was done to determine the range of dangerous concentrations of iron oxide nanoparticle and their effects on mouse embryonic stem cells. Methods: Iron oxide nanoparticles with less than 20 nanometers diameter were en...

Journal: :Drug metabolism and disposition: the biological fate of chemicals 2014
Zhou J Deng Neville J Butcher Gysell M Mortimer Zhongfan Jia Michael J Monteiro Darren J Martin Rodney F Minchin

Humans are exposed to nanoparticles in the environment as well as those in nanomaterials developed for biomedical applications. However, the safety and biologic effects of many nanoparticles remain to be elucidated. Over the past decade, our understanding of the interaction of proteins with various nanomaterials has grown. The protein corona can determine not only how nanoparticles interact wit...

Journal: :Dental materials : official publication of the Academy of Dental Materials 2009
X Cui H-M Kim M Kawashita L Wang T Xiong T Kokubo T Nakamura

OBJECTIVES To research the crystal structure and surface morphology of anodic films on titanium metal in different electrolytes under various electrochemical conditions and investigate the effect of the crystal structure of the oxide films on apatite-forming ability in simulated body fluid (SBF). METHODS Titanium oxide films were prepared using an anodic oxidation method on the surface of tit...

Journal: Polyolefins Journal 2017

Titanium (Ti) is the ninth most abundant element on earth. The titanium mineral ores are widely distributed in different parts of the world. The two main ores of titanium include rutile (TiO2) and ilmenite (FeO.TiO2). It is aimed to provide the readers with an insight to the main processes currently employed to extract and recover titanium tetrachloride (TiCl4) from different titanium ores. Due...

Journal: :Journal of the Royal Society, Interface 2014
Jason T Rashkow Sunny C Patel Ryan Tappero Balaji Sitharaman

Quantification of nanoparticle uptake into cells is necessary for numerous applications in cellular imaging and therapy. Herein, synchrotron X-ray fluorescence (SXRF) microscopy, a promising tool to quantify elements in plant and animal cells, was employed to quantify and characterize the distribution of titanium dioxide (TiO2) nanosphere uptake in a population of single cells. These results we...

Journal: :The International journal of periodontics & restorative dentistry 2013
Atsuhikp Yamamoto Toshiichiro Tanabe

Implant therapy can lead to peri-implantitis, and none of the methods used to treat this inflammatory response have been predictably effective. It is nearly impossible to treat infected surfaces such as TiUnite (a titanium oxide layer) that promote osteoinduction, but finding an effective way to do so is essential. Experiments were conducted to determine the optimum irradiation power for stripp...

Journal: :Physical chemistry chemical physics : PCCP 2006
Susan J Stott Roger J Mortimer Sandie E Dann Munetaka Oyama Frank Marken

Titanium carbide (TiC) nanoparticles are readily deposited onto tin-doped indium oxide (ITO) electrodes in the form of thin porous films. The nanoparticle deposits are electrically highly conducting and electrochemically active. In aqueous media (at pH 7) and at applied potentials positive of 0.3 V vs. SCE partial anodic surface oxidation and formation (at least in part) of novel core-shell TiC...

2014
Zhou J. Deng Neville J. Butcher Gysell M. Mortimer Zhongfan Jia Michael J. Monteiro Darren J. Martin Rodney F. Minchin

Humans are exposed to nanoparticles in the environment as well as those in nanomaterials developed for biomedical applications. However, the safety and biologic effects of many nanoparticles remain to be elucidated. Over the past decade, our understanding of the interaction of proteins with various nanomaterials has grown. The protein corona can determine not only how nanoparticles interact wit...

Journal: :Energies 2021

This particular research was conducted with the aim of describing impact a rotating nanoliquid on an elasting surface. specific study carried out using two-phase model. In this engine oil is used as base fluid, and two forms nanoparticles are used, namely, titanium oxide zinc (TiO2 ZnO). Using appropriate similarity transformations, arising system partial differential equations related boundary...

Journal: :Catalysts 2021

Highly oriented and self-ordered titanium-niobium-iron mixed oxide nanotubes were synthesized by anodizing Ti10NbxFe alloys in ethylene glycol electrolytes containing NH4F water at 20 °C. The nanostructure morphologies found to depend closely on the nature of alloy substrates. results demonstrate possibility growing possessing several-micrometer-thick layers a simple straightforward electrochem...

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