Results 61 to 70 of about 169,539 (299)

Moldes de alumina para síntese de nanofios eletrodepositados [PDF]

open access: yes, 2012
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-Graduação em Ciência e Engenharia de Materiais, Florianópolis, 2010Este trabalho apresenta uma metodologia para obtenção de óxido de alumínio nanoporoso em ...
Dorico, Erildo
core  

Efficient and facile synthesis of cyanohydrin carbonate promoted by γ-alumina

open access: yes, 2022
A variety of cyanohydrin carbonates were readily prepared by the reaction of aldehydes with cyanoformate under the influence of γ-alumina using a convenient one-pot procedure.
Yusuke Osuka (12421004)   +1 more
core   +1 more source

Strong Lead‐Free Bioinspired Piezoceramics for Durable Energy Transducers

open access: yesAdvanced Functional Materials, EarlyView.
We fabricated brick‐and‐mortar lead‐free piezoceramics with Bi0.5Na0.5TiO3 monocrystal platelets as bricks and amorphous silica as mortar. The alignment of the bricks and the presence of the amorphous silica led to anisotropic residual stresses. These residual stresses increase the samples toughness, strength and durability while the brick alignment ...
Ruxue Yang   +12 more
wiley   +1 more source

Sintering temperature-microstructure-property relationships of alumina matrix composites with silicon carbide and silica additives

open access: yesScience and Engineering of Composite Materials, 2017
Alumina-based composites were fabricated by reaction sintering from two different sintering powder mixtures: alumina with silica (SiO2) and alumina with silicon carbide (SiC; to allow oxidation to form SiO2).
Limpichaipanit Apichart   +2 more
doaj   +1 more source

Recent progress in preparations and applications of meso-porous alumina

open access: yesMaterials Science for Energy Technologies, 2019
Meso-porous structure of alumina has a narrow pore size distribution, high specific surface area with good thermal stability compared to conventional alumina. Meso-porous alumina is characterized by surface area ∼800 m2/g and pore size from 2.0 to 10 nm.
S. Said, S. Mikhail, M. Riad
doaj   +1 more source

BHP Billiton Worsley Alumina Pty Ltd [PDF]

open access: yes, 2009
BHP Billiton Worsley Alumina has had a long standing relationship with Murdoch University of over 8 years. During this time, BHP Billiton Worsley Alumina has offered Murdoch University engineering students the opportunity to gain industrial experience ...
Eichorn, Joseph
core  

Chitin‐Derived Carbon‐Metal Functional Materials

open access: yesAdvanced Functional Materials, EarlyView.
Functional carbon materials are synthesized from combination of biopolymer (chitin) and iron precursors. The resultant material exhibits superior surface area and adsorptive properties compared to carbon materials synthesized directly from pure chitin.
Herry Fang   +7 more
wiley   +1 more source

Final internship report: BHP Billiton Worsley Alumina [PDF]

open access: yes, 2010
Murdoch University and BHP Billiton Worsley Alumina have a long standing relationship, in which a selection of students in their final year of engineering study have the opportunity to complete a six month internship program at the Alumina refinery ...
Batista, Ricardo
core  

Current‐Driven Chirality Detection of Magnetic Textures in Cylindrical Nanowires

open access: yesAdvanced Functional Materials, EarlyView.
Current‐assisted anisotropic magnetoresistance measurements in individual Ni/Au cylindrical nanowires enable detection of vortex chirality near Au segments and selective magnetic reversal in defined wire sections at magnetic fields lower than the propagation field. This approach provides a simple, cost‐effective, and non‐invasive method for probing and
Javier Rial   +6 more
wiley   +1 more source

Influence of process parameters on the adsorption properties of zeolite 13X

open access: yesJournal of Chemists, Technologists and Environmentalists
Zeolite 13X is one of the best adsorbents among zeolites and one of the most commercially available zeolites.  This paper investigates the influence of several process parameters on the properties of 13X zeolite, including crystallization ...
Ognjen Stojkić   +6 more
doaj   +1 more source

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