Results 91 to 100 of about 79,236 (199)

Development and microstructural–mechanical evaluation of sustainable high-entropy bronze from electronic waste and foundry scrap recycling

open access: yesNext Materials
The escalating generation of electronic waste (e-waste) presents both a critical environmental challenge and an opportunity for sustainable metal recovery.
Edward Jabulani Dlamini   +6 more
doaj   +1 more source

Domain‐Knowledge‑Guided Rule Extraction for Governing Nepheline Amount in High‑Level Waste Glasses

open access: yesInternational Journal of Applied Glass Science, Volume 17, Issue 4, October 2026.
ABSTRACT Nepheline crystallization during canister centerline cooling is one of the most constraining factors limiting waste loading in high‐level waste (HLW) borosilicate glasses. Existing predictive models treat nepheline formation as a binary outcome, yet durability degradation depends continuously on nepheline fraction.
Irmak Sargin
wiley   +1 more source

Exploring the application of acidithiobacillus ferrooxidans for the beneficiation of platinum group metals-bearing base metal sulphides

open access: yesMetalurgija
Biotechnology has emerged as a promising alternative to existing minerals processing methods, offering potential advantages in terms of cost-effectiveness and environmental sustainability.
N. G. Zulu   +3 more
doaj  

Exploring high entropy alloys: A review on thermodynamic design and computational modeling strategies for advanced materials applications

open access: yesHeliyon
In the quest for materials that can withstand the rigors of modern engineering applications, high-entropy alloys (HEAs) have emerged as a frontier in material science owing to their unprecedented combination of properties.
Peter Ifeolu Odetola   +8 more
doaj   +1 more source

Microwave‐Assisted Alcoholysis of Ethylene–Vinyl Acetate: Phenomenological and Thermal Evolution of EVAOH Terpolymers

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 36, September 20, 2026.
Microwave‐assisted alcoholysis converts EVA into EVAOH terpolymers, promoting a progressive transition from EVA‐like crystallites to VOH‐rich hydrogen‐bonded crystalline domains. Solvent‐controlled swelling influences conversion kinetics, while thermal analysis reveals a sigmoidal increase in melting temperature that a two‐population crystallization ...
Fernanda Trindade Gonzalez Dias   +3 more
wiley   +1 more source

Slip Localization Intensification Mediated by Grain Boundary Sliding in a Polycrystalline Nickel‐Based Superalloy

open access: yesAdvanced Engineering Materials, Volume 28, Issue 17, 9 September 2026.
The temperature dependence of fatigue behavior in nickel‐based superalloys is investigated through high‐resolution measurements of plastic localization. While increasing temperature reduces localization and enhances fatigue performance in René 88DT, Inconel 718 exhibits a sharp degradation at intermediate temperature due to intensified slip ...
M. Calvat   +5 more
wiley   +1 more source

Recycling of NiTi Shape Memory Alloys: Fundamental and Technological Aspects of a Vacuum Induction Melting Processing Route

open access: yesAdvanced Engineering Materials, Volume 28, Issue 17, 9 September 2026.
The present study investigates recycling of NiTi shape memory alloys via vacuum induction melting. An ingot was synthesized from elemental Ni and Ti and subjected to three subsequent remelting cycles. Remelting increases process durations and impurity levels and adversely affects microstructures and functional properties.
Sakia Sophia Noorzayee   +7 more
wiley   +1 more source

Department of Mining and Geotechnics – 50 th Anniversary [PDF]

open access: yesActa Montanistica Slovaca, 2002
The Mining faculty of the Technical High School in Košice (now BERG Faculty of the Technical University of Košice) was found in 1952. In the first years this school consisted only of three Faculties, namely the Faculty of Mining, Faculty of Metallurgy ...
Ïurove Juraj
doaj  

Experimental Characterization and Constitutive Modeling of the Effect of Prior Inelastic Strain on the Viscoplastic Behavior of AD730 at 700 °C

open access: yesAdvanced Engineering Materials, Volume 28, Issue 17, 9 September 2026.
This study shows that superalloys used in aircraft engine disks become much more prone to deformation at high temperatures if they have been strained during manufacturing. This effect increases with the level of prior strain but eventually reaches a limit.
Fabio Machado Alves da Fonseca   +9 more
wiley   +1 more source

Design of a Three‐Phase PWM Rectifier Based on Improved Whale Optimization Algorithm Optimized Fuzzy Control

open access: yesAdvanced Control for Applications, Volume 8, Issue 3, September 2026.
Schematic diagram of the whale optimization algorithm (WOA)–optimized fuzzy proportional–integral–derivative (PID) controller. The WOA is employed to dynamically tune the scaling factor expressions and fuzzy control parameters (a(e)a(e), a(ec)a(ec), βpβp, βiβi), as well as the initial PID gains (kp0kp0, ki0ki0), based on the error (ee) and its ...
Xiaosong Tian   +7 more
wiley   +1 more source

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