Results 81 to 90 of about 2,773,244 (210)

Gold Nucleation Inhibition by Halide Ions: a Basis for a Seed-Mediated Approach [PDF]

open access: yes, 2015
In the present work, we examine the effect of halide ions on gold nucleation, a typical synthetic variable in the wet-chemical production of gold nanostructures.
Coronado, Eduardo A.   +4 more
core   +1 more source

Adsorption of Gold(I) and Gold(III) Using Multiwalled Carbon Nanotubes

open access: yesApplied Sciences, 2018
Carbon nanotubes are materials that have been investigated for diverse applications including the adsorption of metals. However, scarce literature has described their behavior in the case of the adsorption of precious metals.
Francisco Jose Alguacil
doaj   +1 more source

A New World Order: Explaining the Emergence of the Classical Gold Standard [PDF]

open access: yes
The classical gold standard only gradually became an international monetary regime after 1870. This paper provides a cross-country analysis of why countries adopted when they did.
Christopher M. Meissner
core  

Endogenous mammalian lectin localized extracellularly in lung elastic fibers. [PDF]

open access: yes, 1984
An affinity-purified antibody preparation raised against a beta-galactoside-binding lectin from bovine lung was used to localize a similar lectin in rat lung by immunofluorescence and by electron microscopy after on-grid staining visualized with ...
Barondes, SH   +2 more
core   +3 more sources

From Mine to Market: Streamlining Sustainable Gold Production with Cutting-Edge Technologies for Enhanced Productivity and Efficiency in Central Asia

open access: yesLogistics
Background: Gold mining is a critical part of the industry of Central Asia, contributing significantly to regional economic growth. However, gold production management faces numerous challenges, including adopting innovative technologies such as AI ...
Mohammad Shamsuddoha   +2 more
doaj   +1 more source

Mechanistic Study of Gold(I)-Catalyzed Intermolecular Hydroamination of Allenes [PDF]

open access: yes, 2010
The intermolecular hydroamination of allenes occurs readily with hydrazide nucleophiles, in the presence of 3-12% Ph_3PAuNTf_2. Mechanistic studies have been conducted to establish the resting state of the gold catalyst, the kinetic order of the reaction,
Benitez, Diego   +4 more
core   +1 more source

Was Adherence to the Gold Standard a "Good Housekeeping Seal of Approval" During the Interwar Period? [PDF]

open access: yes
World War I dramatically altered the world's financial landscape. Most countries left the gold standard, and New York replaced London as the major lender in world capital markets.
Michael Bordo, Michael Edelstein
core  

Gold Ash: Contested yet Immortal, The Exceptional Potency of Burmese Alchemy [PDF]

open access: yes, 2019
‘Gold ash’ (shway pya), a substance Burmese alchemists produce through a complex process of the combination and burning of metals, is considered by many Burmese as the most potent medical ingredient existing in the country. In this article, I explore the
Coderey, Céline
core   +1 more source

Design and Biological Activity of Gold(I) Complexes for Cancer Therapy [PDF]

open access: yesBIO Web of Conferences
Throughout the past few decades, the number of cancer cases has gradually risen on a year-on-year scale. For the purpose of battling cancer, various efficacious substances have been prepared, with a significant portion composed of platinum(II) complexes.
Lan Ruichen
doaj   +1 more source

Catalytic electrophilic halogenation of silyl-protected and terminal alkynes: trapping gold(I) acetylides vs. a bronsted acid-promoted reaction [PDF]

open access: yes, 2012
In the presence of a cationic gold(I) catalyst and N-halosuccinimide, both trimethylsilyl-protected and terminal alkynes are converted into alkynyl halides.
D'Oyley, JM   +3 more
core  

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