Results 31 to 40 of about 385,356 (336)

Five-dimensional imaging of freezing emulsions with solute effects

open access: yes, 2018
The interaction of objects with a moving solidification front is a common feature of many industrial and natural processes such as metal processing, the growth of single-crystals, the cryopreservation of cells, or the formation of sea ice. Solidification
Dedovets, Dmytro   +2 more
core   +2 more sources

Study on the Evolution of the γ′ Phase and Grain Boundaries in Nickel-Based Superalloy during Interrupted Continuous Cooling

open access: yesCrystals, 2021
The formation of the irregular γ′ precipitates in the nickel-based superalloy Waspaloy was investigated during the continuous cooling, which is relevant to the cooling rates and interrupted temperature.
Haiping Wang   +7 more
doaj   +1 more source

Acquiring Mg-Ag microalloying TiB2/Al-4.5Cu composite simultaneously with ultrahigh strength and ductility via optimized salt-metal reaction and multistage heat treatment

open access: yesMaterials & Design, 2022
The strength-ductility trade-off severely limits the extensive application of particle-reinforced aluminum matrix composites mainly owing to the critical issues of local particle agglomeration and poor interfacial characteristics.
Yanqing Xue   +7 more
doaj   +1 more source

Solute trapping and diffusionless solidification in a binary system

open access: yes, 2007
Numerous experimental data on the rapid solidification of binary systems exhibit the formation of metastable solid phases with the initial (nominal) chemical composition.
Galenko, Peter
core   +3 more sources

De-Ironing of Aluminium Alloy Melts by High Shear Melt Conditioning Technology: An Overview

open access: yesMetals, 2022
The main problem of recycling aluminium scrap is the gradual accumulation of impurities, especially iron, which tend to form undesired intermetallic compounds that affect the integrity and the mechanical performance of the castings. In this paper, we aim
Jaime Lazaro-Nebreda   +7 more
doaj   +1 more source

Directional solidification of superalloys [PDF]

open access: yes, 1990
This invention relates to the directional solidification of superalloys, in particular nickel-based superalloys, by imposition of a predetermined temperature profile in the solidification front and, depending on the desired results, a predetermined rate ...
Alter, Wendy Sue   +2 more
core   +1 more source

Finite Volume Simulation Framework for Die Casting with Uncertainty Quantification

open access: yes, 2018
The present paper describes the development of a novel and comprehensive computational framework to simulate solidification problems in materials processing, specifically casting processes.
Aluru, Narayana   +4 more
core   +1 more source

The epithelial barrier theory proposes a comprehensive explanation for the origins of allergic and other chronic noncommunicable diseases

open access: yesFEBS Letters, EarlyView.
Exposure to common noxious agents (1), including allergens, pollutants, and micro‐nanoplastics, can cause epithelial barrier damage (2) in our body's protective linings. This may trigger an immune response to our microbiome (3). The epithelial barrier theory explains how this process can lead to chronic noncommunicable diseases (4) affecting organs ...
Can Zeyneloglu   +17 more
wiley   +1 more source

Breakdown of Burton-Prim-Slichter approach and lateral solute segregation in radially converging flows [PDF]

open access: yes, 2006
A theoretical study is presented of the effect of a radially converging melt flow, which is directed away from the solidification front, on the radial solute segregation in simple solidification models.
Abramowitz   +21 more
core   +2 more sources

Ergothioneine supplementation improves pup phenotype and survival in a murine model of spinal muscular atrophy

open access: yesFEBS Letters, EarlyView.
Spinal muscular atrophy (SMA) is a genetic disease affecting motor neurons. Individuals with SMA experience mitochondrial dysfunction and oxidative stress. The aim of the study was to investigate the effect of an antioxidant and neuroprotective substance, ergothioneine (ERGO), on an SMNΔ7 mouse model of SMA.
Francesca Cadile   +8 more
wiley   +1 more source

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