Listar por tema "Aluminum"
Mostrando ítems 1-20 de 20
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Acute and Sub-Lethal Toxicity of Aluminum on Developing Zebrafish Embryos
(2021)Acute toxicity and sub-lethal developmental aluminum (Al) toxicity on zebrafish embryos were determined in the present work. Four-hour postfertilization zebrafish embryos were randomly divided into three experimental groups ... -
Corrosion damage evolution of the aircraft aluminum alloy 2024 T3
(2016)Purpose - The purpose of this paper is to quantify the corrosion damage evolution that has occurred on the aircraft aluminum alloy 2024 after the exposure to Exfoliation Corrosion Test (EXCO) solution. Moreover, the effect ... -
Crude bio-glycerol aqueous phase reforming and hydrogenolysis over commercial SiO2Al2O3 nickel catalyst
(2016)In the present work, an one-pot Aqueous Phase Reforming (APR) and Aqueous Phase Hydrogenolysis (APH) of crude glycerol in a batch reactor containing commercial SiO2Al2O3 supported 65%Ni catalyst is performed. The effect ... -
The effect of nano-sized Al2O3 and CO2O3 addition on the properties of fluorite-type ceria-based oxide composite electrolytes for SOFC applications
(2011)The present work focuses on the influence of nano-sized Al2O3 and Co2O3 addition on the microstructure, mechanical and electrical properties of the solid state compositions Ce0.8Gd0.2O2-δ, Ce0.8Sm0.2O2-δ, Ce0.8Sm0.1Nd0.1O2-δ ... -
Effects of aluminum and moisture levels on aluminum bioaccumulation and protein content in the earthworm Octodrilus complanatus
(2013)Laboratory experiments were conducted to determine the effects of soil aluminum levels and moisture content on aluminum (Al) bioaccumulation and protein content in the earthworm (Octodrilus complanatus). The experimental ... -
An experimental approach for estimating the effect of heat affected zone (HAZ) microstructural gradient on fatigue crack growth rate in aluminum alloy FSW
(2017)The microstructural gradient of the heat affected zone (HAZ) in aluminum alloy FSW has been simulated experimentally by subjecting the parent alloy to a controlled aging process. The purpose of the simulation is to estimate ... -
Failure analysis of an aluminum extrusion aircraft wing component
(2016)Purpose - The purpose of this paper is to deal with the failure analysis of a fractured spar stiffener, extruded from 7075-T6 aluminum alloy, which was found in the central wing, trailing edge structure of a military ... -
Fatigue behavior and retained austenite transformation of Al-containing TRIP steels
(2016)In material selection for the design of advanced lightweight automotive steel components, fatigue performance is of particular significance. High strength TRIP steels offer very good cyclic behavior, especially under cyclic ... -
Fatigue crack growth and remaining life assessment of 2024 aluminum with variation in microstructure
(2010)The LTSM-F crack growth model is implemented in the present work for the assessment of crack growth and remaining fatigue life of 2024 aluminium alloy with different microstructure. The effect of microstructure in the crack ... -
Fatigue crack growth assessment of corroded aluminum alloys
(2009)The fatigue crack growth behaviour of pre-corroded aluminum alloy has been investigated analytically. For this purpose the fatigue crack growth LTSM-F model has been implemented and upgraded to account for the local material ... -
Fatigue failure investigation of pre-corroded and laser-welded Al-Cu-Mg-Ag Alloy with different temper condition
(2010)The fatigue failure mechanisms of pre-corroded, laser beam welded Al-Cu-Mg-Ag alloy in different temper conditions (T3,T8) have been investigated. Aging influences the corrosion behavior of laser welds. In the T3 temper, ... -
Fatigue performance of pre-corroded 6xxx aluminum alloy laser beam welds with dissimilar heat treatment
(2014)The role of existing corrosion damage on the fatigue performance of 6156 AA laser beam welds in T3 state, with additional post weld heat treatment T8, has been assessed. The welds were subjected to salt fog environment for ... -
Fracture behavior of bimetallic Al-Cu LBW joints
(2013)Pulsed laser spot welding of copper tubing to aluminum sheet is currently used for the construction of solar thermal absorbers. The bimetallic joints should withstand high thermal stresses during the operation of the ... -
Hydrogenolysis of glycerol to propylene glycol by in situ produced hydrogen from aqueous phase reforming of glycerol over SiO2-Al2O3 supported nickel catalyst
(2016)In the present work, the reactions of glycerol's aqueous phase reforming (APR) and Aqueous Phase Hydrogenolysis (APH) in a batch reactor containing SiO2-Al2O3 supported 65% Ni catalyst are performed. The effect of: i) the ... -
Influence of an aluminized thermal screen on greenhouse microclimate and canopy energy balance
(2003)Greenhouse microclimate, energy savings, and crop transpiration were investigated during winter in a glass-covered greenhouse cultivated with a rose crop and equipped with an aluminized thermal screen. Air temperature and ... -
Mechanical behavior of aluminum honeycomb sandwich structures under extreme low temperature conditions
(2019)The current study is an effort to characterize the mechanical response of panels that are used as structural elements at low temperature applications. For the above reason, plaques of aluminum honeycomb sandwich were exposed ... -
Neurotoxic effects of aluminum are associated with its interference with estrogen receptors signaling
(2020)Aluminum compounds have been observed in various brain regions, and their accumulation has been associated with many neurodegenerative disorders. Neurotoxic effects of aluminum are attributed to reactive oxygen species ... -
Prediction of crack growth following a single overload in aluminum alloy with sheet and plate microstructure
(2011)The fatigue crack growth behavior under constant amplitude and under single overload of 2024 aluminum alloy in sheet and plate product form has been investigated. Constant amplitude fatigue crack growth tests showed superior ... -
A simple methodology for producing super-hydrophobic composite films on various substrates
(2008)Various nanoparticles (silicon oxide, tin oxide and aluminium oxide) were mixed with poly (methyl siloxane) (Rhodorsil 224). The mixtures were sprayed on silicon substrates resulting in the formation of a rough, two-length-scaled ... -
Zinc sorption by different soils as affected by selective removal of carbonates and hydrous oxides
(2018)Zinc is relatively abundant compared to other trace elements and can be highly mobile in the soil-plant system. We aimed to determine the importance of CaCO3 and oxides as two important soil constituents which affect Zn ...