Results 111 to 120 of about 14,851 (306)

Grain size of gold and gold alloys [PDF]

open access: yesGold Bulletin, 1981
Ott, Dieter, Raub, Christoph J.
openaire   +2 more sources

An Electrochemical Study of the Dissolution of Pure Gold And Gold-Silver Alloys in Thiosulfate Leach Solutions

open access: yes, 2010
A fundamental electrochemical study of gold and gold/silver alloys in thiosulfate solutions showed that although the oxidation is a complex process, there was no selective dissolution of either gold or silver from the alloys during oxidation.
Jeffrey, Matthew, Oraby, El-Sayed
core   +1 more source

Oxidized MoS2‐Based Multifunctional Memristive Hardware for Energy‐Efficient mmWave Signal Processing and In‐Memory Matrix Multiplication

open access: yesAdvanced Functional Materials, EarlyView.
Thermally oxidized MoS2‐based radio‐frequency switches enable a multifunctional platform that unifies broadband RF switching and in‐memory computation. The device achieves a cutoff frequency of 33.2 THz with high energy efficiency and supports hardware‐aware signal processing.
Juho Son   +5 more
wiley   +1 more source

Shear Bond Strength of a Resin Cement to Different Alloys Subjected to Various Surface Treatments

open access: yesFrontiers in Dentistry, 2016
Objectives: Micromechanical retention of resin cements to alloys is an important factor affecting the longevity of metal base restorations. This study aimed to compare the bond strength and etching pattern of a newly introduced experimental etchant gel ...
Fariba Ezoji   +4 more
doaj  

Gold-Platinum Alloys

open access: yesPlatinum Metals Review, 1962
In the second part of this article, concluded from the April issue of ‘ Platinum Metals Review’, the author deals with the mechanical and physical properties of the gold-platinum alloys, their melting and working technology, resistance to oxidation and corrosion, and finally with their applications in industry.
openaire   +1 more source

Bacterial‐Electrochemical Platform Utilizing a MXene‐Peptide Hydrogel

open access: yesAdvanced Functional Materials, EarlyView.
A peptide‐based fibrillar hydrogel incorporating MXene facilitates efficient electron delivery to intracellular recombinant [FeFe]‐hydrogenase enzyme in E. coli, enabling sustained bioelectrochemical H2 production without engineered exoelectrogenicity pathways.
Oren Ben‐Zvi   +6 more
wiley   +1 more source

Preparation of Stable Gold Colloids for Sensitivity Enhancement of Progesterone Immunoassay using Surface Plasmon Resonance

open access: yes, 2007
The purpose of this study was to prepare concentrated and stable gold colloids for the enhancement of the signal response of the SPR technique for detecting small molecules such as progesterone.
Wu, Kevin Su-Wei
core  

NMR study of ferromagnetic gold-based Heusler alloys

open access: yes, 1978
The hyperfine fields, determined by NMR, at all the three nuclear sites in gold Heusler alloys, Au2MnAl and Au2MlnIn, are reported. These values are compared with those in electronically isostructural copper-based Heusler alloys and discussed on the ...
Grover, A. K.   +2 more
core   +1 more source

Multifunctional Gold Nanocluster‐Based PROTAC System for Targeted Degradation of Phosphorylated Tau and Modulation of Neuroinflammation in Alzheimer's Disease

open access: yesAdvanced Functional Materials, EarlyView.
We present a novel proteolysis‐targeting chimera (PROTAC) system conjugated to lipoic acid gold nanoclusters (PLANC), designed to degrade pTau, regulate inflammatory signaling, and effectively traverse the blood‐brain barrier (BBB). PLANC degraded pTau at various phosphorylation sites, with mechanistic studies confirming proteasome‐mediated degradation
Sarah Nevins   +9 more
wiley   +1 more source

Hardening of Dental Gold-Copper Alloys

open access: yes, 1972
X-ray diffraction studies of several proprietary dental gold alloys demonstrated that hardening probably is a dual mechanism of precipitation and order-hardening. Lattice parameter measurements showed that the ordered structure was AuCu. In addition, it
W.J. O'Brien   +2 more
core   +1 more source

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