Results 31 to 40 of about 4,204,823 (350)

Effect of germanium oxide on the properties of aluminum casting details in agricultural machinery [PDF]

open access: yesBIO Web of Conferences
The article presents research aimed at improving the properties of aluminum alloy by changing its composition when developing a pump housing part that can be made of aluminum alloys in agricultural machines.
Tursunbaev Sarvar   +3 more
doaj   +1 more source

Unravelling the Chemical Influence of Water on the PMMA/Aluminum Oxide Hybrid Interface In Situ

open access: yesScientific Reports, 2017
Understanding the stability of chemical interactions at the polymer/metal oxide interface under humid conditions is vital to understand the long-term durability of hybrid systems. Therefore, the interface of ultrathin PMMA films on native aluminum oxide,
S. Pletincx   +9 more
semanticscholar   +1 more source

Enhanced atomic layer etching of native aluminum oxide for ultraviolet optical applications

open access: yes, 2017
We report on the development and application of an atomic layer etching (ALE) procedure based on alternating exposures of trimethylaluminum and anhydrous hydrogen fluoride (HF) implemented to controllably etch aluminum oxide. Our ALE process utilizes the
Balasubramanian, Kunjithapatham   +5 more
core   +1 more source

Utilization of hazardous waste of black dross aluminum: processing and application-a review

open access: yesJournal of Degraded and Mining Lands Management, 2022
Aluminum black dross is produced by the secondary smelting process of aluminum. Aluminum black dross is classified as hazardous waste because it is reactive with water and produces substances and gases that are harmful to humans and the environment ...
Maya Lukita   +3 more
doaj   +1 more source

Polarization properties of real aluminum mirrors; I. Influence of the aluminum oxide layer

open access: yes, 2009
In polarimetry it is important to characterize the polarization properties of the instrument itself to disentangle real astrophysical signals from instrumental effects.
Keller, C. U., Snik, F., van Harten, G.
core   +1 more source

Electrochemical Evaluation of Compressed Selective Laser Melted AlSi7Mg and AlSi10Mg Alloys in Chloride Environment

open access: yesAdvanced Engineering Materials, EarlyView.
The corrosion performance of AlSi7Mg and AlSi10Mg alloys produced through selective laser melting (SLM) was examined under compressive stress in a chloride environment. Electrochemical analyses, including open‐circuit potential (OCP), potentiodynamic polarization (CPP), and electrochemical impedance spectroscopy (EIS), were complemented by scanning ...
Femi John Akinfolarin   +2 more
wiley   +1 more source

The influence of titanium and iron oxides on the coloring and friability of the blue fired aluminum oxide as an abrasive material

open access: yesCerâmica, 2016
The quality of abrasive grains is crucial to increase the lifespan of roughing, polishing and cutting tools. The purpose of the work herein was to evaluate the variables of the blue fired aluminum oxide heat treatment process. This heat treatment process
E. R. Passos, J. A. Rodrigues
doaj   +1 more source

Eutectic bonding of sapphire to sapphire [PDF]

open access: yes, 1973
Eutectic mixture of aluminum oxide and zirconium oxide provides new bonding technique for sapphires and rubies. Technique effectively reduces possibility of contamination.
Deluca, J. J.
core   +1 more source

Thermodynamic investigations on the growth of CuAlO$_2$ delafossite crystals

open access: yes, 2017
Simultaneous differential thermal analysis (DTA) and thermogravimetric (TG) measurements with copper oxide/aluminum oxide mixtures were performed in atmospheres with varying oxygen partial pressures and with crucibles made of different materials.
Klimm, Detlef   +2 more
core   +1 more source

Innovative Processing of Compacted Waste Aluminum Alloy Powders via Controlled Remelting and Solidification

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates an efficient recycling route for out‐of‐spec AlSi10Mg atomized powders through compaction and arc remelting followed by suction casting. By correlating compaction load, cooling rate, and resulting microstructure, we show that intermediate pressures (50–80 kN) and rapid cooling refine dendrites, reduce porosity, and enhance ...
Mila Christy de Oliveira   +4 more
wiley   +1 more source

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