Results 31 to 40 of about 211,510 (293)

High-entropy alloy CoCrFeMnNi produced by powder metallurgy

open access: yes, 2022
S.184-197Lately high-entropy alloys (HEAs) have been the topic of extensive research, as these materials are promising candidates for many challenging applications, as for example tools, moulds and functional coatings. In contrast to conventional alloys,
Eißmann, N.   +3 more
core   +1 more source

Editorial on Special Issue “Surface Chemistry in Mineral Processing and Extractive Metallurgy”

open access: yes, 2020
“Mineral Processing” and “Extractive Metallurgy” are the key operations for the entire mining, metallurgy, and chemical industries [...
Hyunjung Kim, Sadia Ilyas, Hongbo Zhao
core   +1 more source

The environmental aspect as an important part of the digital transformation in metallurgy [PDF]

open access: yesE3S Web of Conferences
The fourth industrial revolution is the continuous automation of traditional production processes and production practices using modern intelligent technologies. In the context of the fourth industrial revolution development the digital transformation of
Gromova Elizaveta A.
doaj   +1 more source

Synthesis of Ti-Zr alloy by powder metallurgy [PDF]

open access: yes, 2019
Due to good properties, which meet the requirements for use as biomaterials, titanium and titanium alloys have been increasingly used as dental implants. Until recently, dental titanium alloys were produced by casting.
Zoran Glavaš   +5 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

Metallurgy of armour exhibited at the Palace Armoury, Valletta, Malta [PDF]

open access: yes, 2004
The metallurgy of ten armour pieces from the Palace Armoury Collection in Malta was examined. Results showed that out of ten artefacts examined, six were produced in low carbon steel, one from a high carbon steel and three were made from wrought iron ...
Hallam, David   +5 more
core  

Fundamentals of magnesium alloy metallurgy

open access: yes, 2013
Magnesium and magnesium alloys offer a wealth of valuable properties, making them of great interest for use across a wide range of fields. This has led to extensive research focused on understanding the properties of magnesium and how these can be ...
Kainer, K., Pekguleryuz, M., Kaya, A.A.
core   +1 more source

Microstructural Evolution and Vacancy Defect Formation in Mn–Mo–Ni RPV Steel Under Low Cycle Fatigue: Insights From EBSD and PALS

open access: yesAdvanced Engineering Materials, EarlyView.
Low‐cycle fatigue damage in Mn–Mo–Ni reactor pressure vessel steel is examined using a combined electron backscatter diffraction and positron annihilation lifetime spectroscopy approach. The study correlates texture evolution, dislocation substructure development, and vacancy‐type defect formation across uniform, necked, and fracture regions, providing
Apu Sarkar   +2 more
wiley   +1 more source

Thermodynamic Pathways of Nonequilibrium Solidification in Wire‐Arc Additive Manufacturing Fe‐Based Multicomponent Alloy Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Geometry‐driven thermal behavior in wire‐arc additive manufacturing (WAAM) influences microstructural evolution during nonequilibrium solidification of a chemically complex Fe–Cr–Nb–W–Mo–C nanocomposite system. By comparing different deposits configurations, distinct entropy–cooling rate correlations, segregation, and carbide evolution are revealed ...
Blanca Palacios   +5 more
wiley   +1 more source

Wood and iron exploitation in the Pyrenean highlands during the Visigothic period: the case of the Puymorens pass and the Carol valley, France

open access: yesFrontiers in Environmental Archaeology
The Puymorens iron mine is located at an altitude of between 2,100 and 2,200 m at the western edge of the Pyrénées-Orientales department (France), which is bordered by the Ariège department in France and Andorra to the west and Spain to the south.
Gaspard Pagès   +2 more
doaj   +1 more source

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