Results 11 to 20 of about 2,098,315 (321)

Migration: A Neglected Potential Contribution of HCl-Oxidized Au(0)

open access: yesMolecules, 2023
In this study, the typical oxidation process of Au/C catalysts exposed to HCl is presented. Although the process violates the standard electrode potentials, the “oxidized” tendency of Au(0) species is analyzed.
Zilong Zhang   +4 more
doaj   +1 more source

Synthesis and cytotoxicity study of gold(III) porphyrin complexes and their derivative in breast cancer cells

open access: yesJournal of Saudi Chemical Society, 2021
Gold(III) [Au(III)] complexes exhibit potential anticancer activities. A series of Au(III) porphyrin complexes containing different meso-substituent groups (phenyl, methoxyphenyl, butyloxyphenyl, octyloxyphenyl, and decyloxyphenyl) was synthesized.
Tossapon Phromsatit   +5 more
doaj   +1 more source

Synthesis of Ionic Imprinted Membrane (IIM) Based on Sulfonated Polyeugenol for Selective Transport of Gold (III) Metal Ions from Motherboard Waste

open access: yesJurnal Kimia Sains dan Aplikasi, 2022
Ionic imprinted membrane (IIM) was successfully synthesized using sulfonated polyeugenol, a derivative of eugenol as a functional polymer, with PVA as a base membrane and PEGDE as a crosslinker.
Muhammad Cholid Djunaidi   +2 more
doaj   +1 more source

Au(i)/Au(iii)-Catalyzed C–N coupling [PDF]

open access: yesChemical Communications, 2020
Gold-catalyzed coupling of aryl iodides and amines via a ligand-enabled 2e redox cycle.
Rodriguez, Jessica   +3 more
openaire   +2 more sources

Gender and classifiers in concurrent systems: Refining the typology of nominal classification

open access: yesGlossa, 2017
Some languages have both gender and classifiers, contrary to what was once believed possible. We use these interesting languages as a unique window onto nominal classification.
Greville G. Corbett, Sebastian Fedden
doaj   +2 more sources

Original Multivalent Gold (III) and Dual Gold(III)-Copper(II) Conjugated Phosphorus Dendrimers as Potent Antitumoral and Antimicrobial Agents [PDF]

open access: yes, 2017
Original metallophosphorus dendrimers (generation 3, 48 terminal groups) have been prepared via the complexation of phosphorus dendrimers bearing imino-pyridino end groups with Au(III) or with both Au(III) and Cu(II).
Serge M. Mignani   +11 more
core   +2 more sources

Identification of single-site gold catalysis in acetylene hydrochlorination [PDF]

open access: yes, 2017
There remains considerable debate over the active form of gold under operating conditions of a recently validated gold catalyst for acetylene hydrochlorination.
Catlow, C. Richard A.   +14 more
core   +4 more sources

Synthesis, characterisation and biological activity of gold(III) catecholate and related complexes [PDF]

open access: yes, 2003
The reactions of the cyclometallated gold(III) complexes [LAuCl₂] [L=2-(dimethylaminomethyl)phenyl, 2-benzylpyridyl or 2-anilinopyridyl] with catechol, tetrachlorocatechol, or the cyclic α,β-diketone SCH(CO2Et)C(O)C(O)CH(CO2Et) give stable complexes ...
Evans, Cameron   +3 more
core   +2 more sources

L-Arginine-Modified Silica for Adsorption of Gold(III)

open access: yesIndonesian Journal of Chemistry, 2015
In this research, L-arginine-modified silica (SiO2-Arg) with 3-glycidoxypropyl-trimethoxysilane (GPTMS) as the linking agent has been synthesized through sol gel process for adsorption of Au(III) in aqueous solution.
Sri Hastuti   +2 more
doaj   +1 more source

Nonequilibrium spin transport on Au(111) surfaces [PDF]

open access: yes, 2008
The well-known experimentally observed \textit{sp}-derived Au(111) Shockley surface states with Rashba spin splitting are perfectly fit by an effective tight-binding model, considering a two-dimensional hexagonal lattice with $p_{z}$-orbital and nearest ...
C. Kittel   +10 more
core   +2 more sources

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