نتایج جستجو برای: aluminium oxide

تعداد نتایج: 190160  

Journal: Pollution 2020

The study investigates the effect of aluminium oxide nanoparticles as an additive to Madhuca Indica (mahua) methyl ester blends on performance, emission analysis of a single-cylinder direct injection diesel engine operated at a constant speed at different operating conditions. The test fuels are indicated as B10A0.2, B10A0.4, B20A0.2, B20A0.4 and diesel respectively. The results indica...

The study investigates the effect of aluminium oxide nanoparticles as an additive to Madhuca Indica (mahua) methyl ester blends on performance, emission analysis of a single-cylinder direct injection diesel engine operated at a constant speed at different operating conditions. The test fuels are indicated as B10A0.2, B10A0.4, B20A0.2, B20A0.4 and diesel respectively. The results indica...

Journal: :international journal of advanced design and manufacturing technology 0
mohamad najafi department of mechanical and aerospace engineering, science and research branch, islamic azad university, tehran, iran *corresponding author

the aim of this manuscript is to study the implication of aluminium-oxide nanofluid for an amphibious vehicle engine (viable on land and under water) cooling system both analytically and experimentally. to achieve this, a one-dimensional model of the engine cooling system (radiator) is considered through a computational fluid code in which the mass flow rate for a range of the coolant temperatu...

2017
I. I. Lebedeva A. S. Starostin V. A. Valtsifer A. I. Nechaev

Hierarchically structured aluminium oxide was hydrothermally synthesized with carbamide as a precipitator. Raman spectroscopy, SEM spectroscopy, and X-ray phase analysis were used to investigate morphology and parameters of porously structured aluminium oxide as influenced upon by concentration of reactive solution, excessive portions of precipitator, and the counterion type. Differing mechanis...

Journal: :international journal of environmental research 2015
m. asztemborska r. steborowski j. kowalska g. bystrzejewska-piotrowska

accumulation of aluminium by plants exposed to nano- and microsized particles of al2o3 wasinvestigated in terms of risk assessment and possible application in phytoremediation of contaminated sites.four plant species (allium cepa l., zea mays, lepidium sativum and kalanchoe daigremontiana)were cultivatedon media (soil or liquid medium) contaminated with nano- and microparticles of al2o3. bioava...

Journal: :Journal of prosthodontic research 2010
Yohsuke Taira Hironori Hatono Masahiro Tokita Takashi Sawase

PURPOSE Aerosol deposition is a technology for coating ceramics with impact consolidation at room temperature. The aim of the present study was to investigate the thickness and the microstructure of the aluminium oxide layer on different three dental resin composite materials created by means of aerosol deposition. METHODS Disk-shaped specimens were fabricated with three resin composites (Est...

2007
M. YOUSAF N. AHMAD

The project was carried out to compare the performance of molted layers by aluminium oxide supplementation in cages and on litter floor system. Seventy two Single Comb White Leghorn commercial layers (60 weeks old) were divided into six experimental units of 12 layers each. These experimental units were randomly divided into two groups, each consisting of three experimental units, one group was...

2013
Abdur Rashid S. F. Shaukat

In this research work the effect of internal strain on electrical tree growth has been revealed in clear polyester. Strain was introduced in the specimen by the introduction of particles like aluminium oxide, polytetroflouroethylene (PTFE) and glass beads in a clear polyester resin C. Aluminium oxide particles of size 105μm, PTFE 675μm and glass beads of 1mm were tested. These materials were em...

2015
Peter Michal Alena Vagaská Miroslav Gombár Ján Kmec Emil Spišák Daniel Kučerka

This paper shows an influence of chemical composition of used electrolyte, such as amount of sulphuric acid in electrolyte, amount of aluminium cations in electrolyte and amount of oxalic acid in electrolyte, and operating parameters of process of anodic oxidation of aluminium such as the temperature of electrolyte, anodizing time, and voltage applied during anodizing process. The paper shows t...

2017
Xin Zhou J. De Hosson

This paper reports an approach to coat a ceramic layer on aluminium alloys by means of chemical reaction. The reaction product of Al,0, layer of 100 pm in thickness has been formed using a powder mixture of silicon oxide and aluminium by laser processing. It turns out that the large amount of heat from the exothermic reaction has a predominate effects on the formation of the oxide layer. Furthe...

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