Results 21 to 30 of about 17,314 (247)

A comparison of the corrosion resistance of galvanized low steel with solgel method coated ZrO2, ZrO2+Polymer coating

open access: yesKuwait Journal of Science, 2023
The corrosion of steel is a significant and costly problem faced by various industries every day. Low-carbon steel is particularly important in the construction industry, where durable and long-lasting structures such as bridges, tunnels, towers ...
Ibrahim Halil Mutlu   +2 more
doaj   +1 more source

Improving the Mechanical Properties of a Car Bumper by Using Glass Fiber Reinforced Composite Laminates and Nano-ceramic Filler

open access: yesIraqi Journal of Industrial Research, 2022
In this study, mechanical tests were performed on a Chinese car bumper of the Chery model, which was chosen for examination due to its widespread use in Iraqi streets. It was also compared to the best specimens obtained in these study stages. Glass fiber
Noor Muneam Hayder, Ibtihal A. Mahmood
doaj   +1 more source

ZrO2 Nanoparticles: Optical Properties of Tetragonal Phase and Enhanced Photocatalytic Activity [PDF]

open access: yesJournal of Optoelectronical Nanostructures, 2020
Tetragonal zirconia (t-ZrO2) nanoparticles were synthesized from thezirconium chloride using the co-precipitation technique and characterized by variousmeasurement techniques.
azar bagheri, hana amini, saeed raayati
doaj  

Copper and Zinc doped ZrO2 Nanoparticles as High-Performance Catalysts for Efficient Removal of Rose Bengal Dye under Solar Light Irradiation [PDF]

open access: yesJournal of Water and Environmental Nanotechnology
In this study, new solar light-sensitive photocatalysts on Cu, Zn-ZrO2 for the treatment of organic dyes in wastewater were investigated. Pure and doped ZrO2 photocatalysts were synthesized by co-precipitation techniques.
Arumugam Muthupandiyammal   +2 more
doaj   +1 more source

Microstructural and Tribological Properties of ZrO2 Film Grown by DC Magnetron Sputtering Technique

open access: yesGazi Üniversitesi Fen Bilimleri Dergisi
To improve the mechanical and tribological properties of biomedical materials, biocompatible coatings are obtained on surfaces using various methods.
Mevra Aslan Çakır
doaj   +1 more source

Photocatalytic activities of CTAB assisted ZrO2, V2O5, and ZrO2-V2O5 composite by precipitation process and their studies on structural, morphological and optical properties

open access: yesChemical Physics Impact, 2023
Nanocrystalline core/shell structures of cetytrimethylammonium bromide (CTAB)-assisted ZrO2, V2O5, and ZrO2-V2O5 composite was successfully prepared by co-precipitation method calcined at 500 °C.
R. Mekala, C. Ramamoorthy
doaj   +1 more source

A Review on Application of Noble Metal-Free Materials/ZrO2 Nano-photocatalysts for Removal of Organic Pollutants and Heavy Metals [PDF]

open access: yesJournal of Water and Environmental Nanotechnology
Photocatalysis process is widely investigated for removal of various pollutants from water and wastewater. ZrO2 is a common metal oxide semiconductor with excellent optical properties, non-toxicity, stability in acidic and alkaline media, and high ...
Marjan Tanzifi
doaj   +1 more source

Effect of Metal Oxides on Reaction Route and Product Distribution of Catalytic Cellulose Hydrogenolysis

open access: yesBioResources, 2023
The effects of CeO2, ZrO2, Nb2O5, and ZnO catalysts supported on carbon nanotubes (CNT) relative to cellulose hydrothermal hydrogenolysis in the presence of Ni/CNT and pressured H2 was studied in this work. The catalysts were characterized by inductively
Guifang Fan   +4 more
doaj   +2 more sources

Pyramidal Structures on Yttria‐Stabilized Zirconia after High Temperature Exposure at 1500°C: New Features on an Old Material

open access: yesAdvanced Engineering Materials, EarlyView.
New features on yttria‐stabilized zirconia after exposure at 1500°C: Newly discovered pyramidal structures on an old material. After exposure at 1550°C on the cross section of YSZ new features, namely pyramidal structures are discovered. These structures grow with time, increase in numbers, appear as singularities, are often arranged in strings, and ...
Doris Sebold   +2 more
wiley   +1 more source

Optimization of Squeeze Casting Process Parameters on AA8011 Based Hmmcs Under NaCl Environment [PDF]

open access: yesArchives of Metallurgy and Materials
The present research computes the impact of process parameters of squeeze casting on AA8011/Si3N4/ZrO2 Hybrid Metal Matrix Composites (HMMCs). The melting temperatures (700 to 800°C), Si3N4 + ZrO2 (5 to 15 wt.%) and stirring speed (550 to 750 rpm) were ...
S. Senthil Kumar   +2 more
doaj   +1 more source

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