Results 21 to 30 of about 23,542 (292)

Microstructure and mechanical properties of large size as-cast Ti-43Al-9V-0.2Y (at.%) alloy ingot from brim to centre [PDF]

open access: yes, 2011
A Ti-43Al-9V-0.2Y (at.%) alloy ingot with the size of Ф160×400mm was prepared by vacuum arc remelting (VAR). The microstructure of the as-cast Ti-43Al-9V-0.2Y alloy was composed of B2/α₂/γ lamellar colonies and massive B2 and γ phases which were ...
Chen, Yuyong   +3 more
core   +2 more sources

7th european metallurgical conference EMC 2013

open access: yesVojnotehnički Glasnik, 2014
From June 23 – 26, 2013, the GDMB Society for Mining, Metallurgy, Resource and Environmental Technology organized 7th European Metallurgical Conference (EMC 2013) in Weimar, Germany.
Srećko R. Stopić
doaj   +1 more source

The 6th European metallurgical conference EMC 2011: Proceedings review

open access: yesVojnotehnički Glasnik, 2011
The GDMB Society for Mining, Metallurgy, Resource and Environmental Technology organized the 6th European Metallurgical Conference (2011) in Duesseldorf from June 26 to 29, 2011.
Srećko R. Stopić
doaj   +1 more source

Byproduct-Compatible Upcycling of Plastic Pyrolysis Wax into Activated Carbon for Supercapacitor Electrodes

open access: yesSolids
Plastic pyrolysis is widely used to treat polyolefin-rich waste; however, wax byproducts generated during these processes are typically regarded as low-value intermediates.
Tae Hun Kim   +7 more
doaj   +1 more source

Not invasive analyses on a tin-bronze dagger from Jericho. A case study [PDF]

open access: yes, 2018
Tin-bronze makes its appearance in Southern Levant during the Early Bronze IV, the post-urban phase of the last centuries of the 3rdmillennium BC, when arsenical copper was still the most widespread copper alloy. Only from the following Middle Bronze Age
Caminiti, Ruggero   +3 more
core   +1 more source

Barter in Russia: Liquidity Shortage versus Lack of Restructuring [PDF]

open access: yes, 1999
The rapid growth of barter is one of the most surprising phenomena in Russia: As a percentage of industrial sales it steadily increased from 5% in 1992 to nearly 55% in 1998.
Brana, Sophie, Maurel, Mathilde
core   +2 more sources

Vibration processes in the knife refining machines [PDF]

open access: yes, 2019
An object of research is a vibration of the stator of the knife refining machines and its interrelation with the factors which influences the course of refining among them are technical condition of a plate and change of characteristics of the ground ...
Vikharev, S. N.
core  

Visokotemperaturno procesiranje in reciklaža avtomobilskih katalizatorjev [PDF]

open access: yes, 2018
This paper presents the results from an experimental study of the thermal method applied for obtaining platinum-group metals (PGMs) by melting used autocatalysts in an 80 kVA plasma reactor, using suitable fluxes and a reducing agent. As the collector of
Dobáková, Romana   +4 more
core   +1 more source

Characterization of Defect Distribution in an Additively Manufactured AlSi10Mg as a Function of Processing Parameters and Correlations with Extreme Value Statistics

open access: yesAdvanced Engineering Materials, EarlyView.
Predicting extreme defects in additive manufacturing remains a key challenge limiting its structural reliability. This study proposes a statistical framework that integrates Extreme Value Theory with advanced process indicators to explore defect–process relationships and improve the estimation of critical defect sizes. The approach provides a basis for
Muhammad Muteeb Butt   +8 more
wiley   +1 more source

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

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