Results 21 to 30 of about 6,221,962 (352)

Multifunctional Metallothioneins as a Target for Neuroprotection in Parkinson’s Disease

open access: yesAntioxidants, 2023
Parkinson’s disease (PD) is characterized by motor symptoms based on a loss of nigrostriatal dopaminergic neurons and by non-motor symptoms which precede motor symptoms.
Ikuko Miyazaki, Masato Asanuma
doaj   +1 more source

A New Inner Fabrication Method of Internal Cavity in Metal under Compound Acoustic Fields

open access: yesMicromachines, 2023
In order to realize direct manufacturing of cavity inside metal without assembly, this paper investigates the mechanism of cavity manufacturing inside metals under compound acoustic fields.
Zheng Zhang   +6 more
doaj   +1 more source

Anion effect on obtaining nano-sized metal particules by reduction reaction

open access: yesMANAS: Journal of Engineering, 2022
The word “nano” means; one in a billion of a physical mass. Nanotechnology has been frequently beneficial branch of science in recent years by applying nanoparticules to various fields.
Sebati İlhan   +3 more
doaj   +1 more source

Resistance Through Song

open access: yesNJES: Nordic Journal of English studies, 2020
Concentrating primarily on the so-called ‘Navvies,’ this paper interprets the songs of metal workers among casual labourers in nineteenth and twentieth century Britain as an expression of shared values and aspirations. The term ‘Navigators’ or ‘Navvies’
Gerald Porter
doaj   +1 more source

Force calculation of the process of briquetting powder, chip and other bulk materials

open access: yesЛитьë и металлургия, 2019
The work is devoted to solving the axisymmetric problem of the theory of pressing porous bodies with practical application in the form of force calculation of metallurgical processes of briquetting small fractional bulk materials: powder, chip ...
O. M. Dyakonov
doaj   +1 more source

Computational Approaches to the Electronic Properties of Noble Metal Nanoclusters Protected by Organic Ligands

open access: yesNanomaterials, 2021
Organometallic nanoparticles composed by metal cores with sizes under two nanometers covered with organic capping ligands exhibit intermediate properties between those of atoms and molecules on one side, and those of larger metal nanoparticles on the ...
Francesco MUNIZ-MIRANDA
doaj   +1 more source

Health risk assessment of inhalation exposure to metallic elements in PM2.5 in four cities of the Pearl River Delta in 2022

open access: yesShanghai yufang yixue
ObjectiveTo understand the characteristics of PM2.5 pollution in the air of Pearl River Delta city in Guangdong Province under the COVID-19 epidemic and the health risks of inhaling elements in PM2.5.MethodsIn 2022, 10 PM2.5 monitoring points were set up
NIU Jiwei   +5 more
doaj   +1 more source

Can severity of trunnion damage be estimated by visual inspection alone?: introduction of an enhanced visual grading system and validation using metrology

open access: yesBone & Joint Research, 2023
Aims: Taper corrosion has been widely reported to be problematic for modular total hip arthroplasty implants. A simple and systematic method to evaluate taper damage with sufficient resolution is needed.
Colin P. McCarty   +4 more
doaj   +1 more source

New Advances in the Machining of Hard Metals using Physics-Based Modeling

open access: yesEngineering Transactions, 2014
The machining of hard metals historically has been understood to be challenging and costly due to its material properties (such as titanium’s low thermal conductivity and high hardness, and nickel’s rapid work-hardening and high strength at elevated ...
Troy D. MARUSICH   +4 more
doaj   +1 more source

Welding Process of CFRP and Metal: A Systematic Review

open access: yesEngineering Transactions, 2020
Recently, the applications of carbon fiber reinforced polymer (CFRP) in marine, automobile, aerospace, and other industries have increased significantly.
Xinchen QU, Hongjun LI
doaj   +1 more source

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