Results 21 to 30 of about 107,168 (304)

X-ray diffraction analysis of cold rolled strip from jewelry 585 gold alloy [PDF]

open access: yesTehnika, 2017
Here is investigated an golden alloy 585 as one of widely used gold alloy in jewelry production. Insufficient data, even in nowadays, exist about the production schedule of gold alloys, including melting, rolling and heat treatment regimes.
Karastojković Zoran   +3 more
doaj   +1 more source

Cytotoxicity of PEG-Coated Gold and Gold–Iron Alloy Nanoparticles: ROS or Ferroptosis?

open access: yesNanomaterials, 2023
Nanomedicine relies on the exploitation of nanoscale constructs for therapeutic and diagnostic functions. Gold and gold–iron alloy nanoparticles (NPs) are two examples of nanomaterials with favorable features for use in nanomedicine.
Clara M. G. de Faria   +4 more
doaj   +1 more source

Electrochemical Characterization of a Commercial Au-Ag-Cu Alloy in an Acidic Medium

open access: yesInternational Journal of Electrochemical Science, 2016
The voltammograms obtained by the cyclic voltammetry method show potentials at which current waves occur successively corresponding to the number and the quantity of the phases present in the alloy, which can be used for characterisation of the ...
Vesna J. Grekulović   +2 more
doaj   +1 more source

Electrochemical studies on the corrosion resistance of Gold 18K and thermo active alloy in artificial sweat in presence of sodium chloride

open access: yesZaštita Materijala, 2023
Corrosion resistance of thermo active alloy and Gold 18K alloy immersed in artificial sweat in the absence and presence of 100 ppm of NaCl has been investigated by polarization study and AC impedance spectra.
Thiruvenkadam Gowrani   +5 more
doaj   +1 more source

Corrosion resistance of SS 18/8 alloy and Gold 22 K alloy in artificial sweat in the presence of D-Glucose

open access: yesZaštita Materijala, 2022
Corrosion resistance of SS 18/8 alloy and Gold 22 K alloy immersed in artificial sweat in the absence and presence of 100 ppm of D-Glucose has been investigated by polarization study and AC impedance spectra.
Nilavan Anitha   +7 more
doaj   +1 more source

Electrochemical investigation of 18k gold in acidic electrolyte [PDF]

open access: yesHemijska Industrija, 2009
The results of an attempt in using cyclic voltammetry for characterization of gold, silver, copper and 18-k gold alloys by their anodic behavior in 1 mol/dm3 H2SO4 are presented in this paper.
Grekulović Vesna J.   +2 more
doaj   +1 more source

Investigation of the dealloying front in partially corroded alloys

open access: yesMaterials Research Letters, 2022
Nanoporous gold as obtained by corrosion of alloys of gold and a less noble metal is a system with manifold applications. The process of dealloying, however, can result in partially porous samples, when dealloying conditions are not optimized with ...
Christoph Mahr   +4 more
doaj   +1 more source

In Vivo Neural Recording and Electrochemical Performance of Microelectrode Arrays Modified by Rough-Surfaced AuPt Alloy Nanoparticles with Nanoporosity

open access: yesSensors, 2016
In order to reduce the impedance and improve in vivo neural recording performance of our developed Michigan type silicon electrodes, rough-surfaced AuPt alloy nanoparticles with nanoporosity were deposited on gold microelectrode sites through electro-co ...
Zongya Zhao   +3 more
doaj   +1 more source

The “oro di metà” Gilding in the Fifteenth-Century: A Multi-Analytical Investigation

open access: yesHeritage, 2019
Few and fragmentary is the information regarding the “oro di metà„ (halfway gold) gilding due to the low probability of finding it in paintings as well as its short durability because of tarnishing.
Iacopo Osticioli   +7 more
doaj   +1 more source

Temperature and Thermal Stress Distributions in Onlay Restored Teeth Utilizing Finite Element Analysis [PDF]

open access: yesJournal of Mashhad Dental School, 2020
Introduction: This study is performed to investigate the distribution of temperature and thermal stresses in ceramic and gold onlay restorations using 3D finite element analysis.
Homa Farahzadi   +2 more
doaj  

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