Results 41 to 50 of about 1,280,700 (299)

Effects of Mg on Microstructure and Solidification of a Hypereutectic Zn–8 wt.%Al Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
An appreciable set of results involving thermal data, microstructure, chemical composition, and microstructural growth laws is reported for ZnAlMg alloys. Such results demonstrate that ZnAlMg alloys have high potential for applications in automotive self‐lubricating components, batteries, and electrical systems.
Raí B. de Sousa   +6 more
wiley   +1 more source

Evaluation in vitro of the shear bond strenght of aluminun oxide recycled brackets

open access: yesBrazilian Journal of Oral Sciences, 2015
The aim of this study was to evaluate the shear bond strength of recycled brackets with 90 and 50 µm aluminum oxide blasting. It was used 30 human bicuspids, whom it was accomplished brackets bonding with composite resin chemically activated.
Stenyo Wanderley Tavares   +5 more
doaj   +1 more source

The Role of Ultra‐Thin Passive Films and Organic Adsorbates on Aluminum Chips for a Friction‐Induced Solid‐State Recycling Process

open access: yesAdvanced Engineering Materials, EarlyView.
Despite benefits to storage stability and handleability of aluminum scrap, octadecyl phosphonic acid (ODPA) SAMs reduce the tensile strength of wires produced using friction‐induced recycling. Etching and methyl diphosphonic acid (MDPA) coatings, however, have little effect.
Timothy D. Goller   +3 more
wiley   +1 more source

Rotary 3D Printing With Integrated Electroplating

open access: yesAdvanced Engineering Materials, EarlyView.
A rotary material extrusion platform integrates localized copper electroplating with printing and encapsulation to fabricate cylindrical polymer–metal structures containing fully embedded, low‐resistance conductive pathways that enable internal Joule heating and thermally activated shape‐memory responses.
Antonio Zagaria   +5 more
wiley   +1 more source

Interfacial effect of Cu electrode enhanced energy density of amorphous aluminum oxide dielectric capacitor

open access: yes, 2020
In this work, a novel dielectric system of Cu/amorphous aluminum oxide/Pt (Cu/AmAO/Pt) is developed for dielectric capacitor applications. The high breakdown strength (425 MV m−1), high dielectric constant (8.6) and improved leakage current density are ...
Su, Zhen   +5 more
core   +1 more source

Impact of the Process Atmosphere During Hot Isostatic Pressing on the Near‐Surface Composition of an Additively Manufactured Austenitic High‐Interstitial Steel

open access: yesAdvanced Engineering Materials, EarlyView.
A high interstital austenitic steel is additively manufactured and postdensified by HIP to eliminate gas porosity. Thereby, the loss of N and Mn in Ar HIP atmosphere is investigated. Further, HIP using N2 atmosphere is investigated which led to excessive nitride formation.
F. Großwendt   +4 more
wiley   +1 more source

Burning characteristics of individual aluminum/aluminum oxide particles [PDF]

open access: yes, 1996
An experimental investigation was conducted in which the burning characteristics of individual aluminum/aluminum oxide particles were measured using a windowed combustion bomb at atmospheric pressure and under gravity-fall conditions. A scanning electron
Ruttenberg, Eric C.
core   +2 more sources

The effect of aluminum oxide on thresholds of laser ignition of aluminum nanopowder and iron oxide mixture

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2009
The paper introduces the results of experimental researches on pyrotechnic composition (aluminum nanopowder + iron oxide) ignition by laser radiation (λ=1,06 µm) with pulse duration 3,5 ms. The authors have measured energy thresholds of laser ignition of
V. V. Medvedev   +2 more
doaj   +2 more sources

Thermal and Electromigration Effects on the Surface and Aluminum/Aluminum Oxide Interface of Aluminum Metallizations

open access: yes, 1993
Thermal and electromigration effects on the thicknesses of aluminum oxide at the aluminum-1% silicon/thermal silicon dioxide interface were quantitatively determined by AES.
George O. Ramseyer   +3 more
core   +1 more source

Anticorrosive Performance of Smart Epoxy Coatings With Poly(urea‐formaldehyde) Microcapsules Filled With 5‐Ethylidene‐2‐norbornene

open access: yesAdvanced Engineering Materials, EarlyView.
PUF/ENB microcapsules were synthesized based on a sequential factorial design and incorporated into an epoxy matrix. Their anticorrosive action, associated with the self‐healing mechanism, demonstrated that the addition of microcapsules to the coating improved anticorrosive performance compared to pure epoxy coatings, particularly when the encapsulate ...
Vandicleya Alves Moreira   +6 more
wiley   +1 more source

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