Results 31 to 40 of about 301,912 (309)

Low‐Cost, Large‐Scale Nanoporous Metals by Mechanical Alloying, Oxide Reduction, and Dealloying of Powders

open access: yesAdvanced Engineering Materials, EarlyView.
Powder metal processing provides scalable advantages in nanoporous (np) metal development. Mechanical alloying is used to produce unique precursors for hybrid nanopore formation by oxide reduction and dealloying. As demonstrated in np Ag, this approach improves process efficiency while promoting smaller ligaments and larger pores, both of which are ...
Mark A. Atwater, Oliver A. Fowler
wiley   +1 more source

Book of abstracts of the 14th International Symposium of Croatian Metallurgical Society - SHMD '2020, Materials and metallurgy

open access: yesMetalurgija, 2020
Book of abstracts of the 14th International Symposium of Croatian Metallurgical Society - SHMD '2020, Materials and metallurgy held in Šibenik, Croatia, June 21-26, 2020. Abstracts are organized in four sections: Materials - section A; Process metallurgy
Mamuzić Ilija (ed.)
doaj  

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

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

A dagger from Stepnoye VII cemetery as an indicator of intercultural contacts in metalworking in the Bronze Age of the Southern Trans-Urals

open access: yesВестник археологии, антропологии и этнографии, 2018
The aim of the article is to describe the results of multidisciplinary analyses of a unique bronze dragger from the bicultural cemetery of Stepnoye VII in the Southern Trans-Urals.
Kupriyanova E.V., Taskaev S.V.
doaj   +1 more source

Innovative competitiveness of russian regions [PDF]

open access: yes, 2015
The article analyses the competitive challenges of Russian regional economies and proposes ways of selecting competitive priorities. The author assumes that selection of priorities for improving a region’s innovative competitiveness should involve not ...
Golova, I.M.
core   +2 more sources

Interactions between Molten High‐Silicon Electrical Steels and Carbon‐Bonded MgO Refractories Based on Recyclates

open access: yesAdvanced Engineering Materials, EarlyView.
This study examines how several molten high‐silicon electrical steels interact with both conventional and recycled MgO–C refractories. For this, various immersion experiments are conducted. In addition to infiltration, a number of mechanisms are identified and explained that control the corrosion of the refractory material.
Lukas Neubert   +7 more
wiley   +1 more source

Resolving Li‐Ion Battery Electrode Particles Using Rapid Lab‐Based X‐Ray Nano‐Computed Tomography for High‐Throughput Quantification

open access: yesAdvanced Science, 2020
Vast quantities of powder leave production lines each day, often with strict control measures. For quality checks to provide the most value, they must be capable of screening individual particles in 3D and at high throughput. Conceptually, X‐ray computed
Thomas M. M. Heenan   +7 more
doaj   +1 more source

Rotating filters permit wide range of optical pyrometry [PDF]

open access: yes, 1965
Gear-driven dual filter disks of graduated density vary linearly with respect to rotation, allowing a wide range of photographic pyrometry.
Exton, R. J.   +2 more
core   +1 more source

A Lesson from Past Energy Crises [PDF]

open access: yes, 2017
open1noAfter dealing with the very recent history of Moore's law in the previous issue of IEEE Industrial Electronics Magazine, I will jump far back into the past for this issue, taking the opportunity given by a present-world economic event.

core   +1 more source

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