Results 21 to 30 of about 63,255 (253)

The effect of deformation temperature on recrystallization in a Ni-based single crystal superalloys

open access: yesMaterials & Design, 2022
A series of experiments have been carried out to investigate the effect of deformation temperature on the recrystallization of nickel-based single crystal superalloys using isothermal (compression) and non-isothermal (directional solidification ...
Wei Xiong   +8 more
doaj   +1 more source

Influence of Isothermal ω Transitional Phase-Assisted Phase Transition From β to α on Room-Temperature Mechanical Performance of a Meta-Stable β Titanium Alloy Ti−10Mo−6Zr−4Sn−3Nb (Ti-B12) for Medical Application

open access: yesFrontiers in Bioengineering and Biotechnology, 2021
The microstructural evolution and tensile performance of a meta-stable β-type biomedical Ti−10Mo−6Zr−4Sn−3Nb (Ti-B12) alloy subjected to one-stage aging (OSA) and two-stage aging (TSA) are investigated in this work.
Jun Cheng   +10 more
doaj   +1 more source

Ion Release and Surface Characterization of Nanostructured Nitinol during Long-Term Testing

open access: yesNanomaterials, 2019
The corrosion resistance of nanostructured nitinol (NiTi) was investigated using long-term tests in solutions simulating physiological fluids at static conditions, reflecting the material structure and metal concentration in the solutions.
Elena O. Nasakina   +4 more
doaj   +1 more source

Estimation of the wear rate associated with ball mill of Mahd Ad Dahab Gold Mine, Saudi Arabia (KSA) [PDF]

open access: yes, 2018
Purpose. This study aims to estimate the wear of the middle chrome grinding balls in both dry and wet grinding media. The selected ball mill for this study is located at Mahd Ad Dahab Gold Mine, Saudi Arabia. Methods.
Abdelhaffez, G
core   +1 more source

Physical modelling of tundish slag entrainment under various technological conditions [PDF]

open access: yes, 2017
This paper deals with the issue of physical modelling of vortexes creation and tundish slag entrainment over the mouth of the nozzle into the individual casting strands. Proper physical model is equivalent to the operational continuous casting machine No.
Gryc, Karel   +7 more
core   +1 more source

Analysis of Microstructure and Properties in Cold Rotary Swaged Copper-Clad Magnesium Wires

open access: yesMetals, 2023
The copper-clad magnesium composite wire with a diameter of 3.12 mm and good interface bonding was prepared by cold rotary swaging. The effects of cold rotary swaging and annealing temperature on microstructure and properties of the wire were studied by ...
Wei Tian   +5 more
doaj   +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

Recovering the lost gold of the developing world : bibliographic database [PDF]

open access: yes, 1999
This report contains a library of 181 references, including abstracts, prepared for Project R 7120 "Recovering the lost gold of the developing world" funded by the UK' s Department for International Development (DFID) under the Knowledge and Research (
Evans, E.J., Mitchell, C.J.
core  

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

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