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Monolithic nanocarbon catalysts boot dihydrogen-sulfide selective oxidation

Ultra-deep removal of H2S is important in petroleum refining, natural gas purification and coal chemical industry. However, the industrial catalysts for continuous H2S selective oxidation show poor activity and stability, especially on feed gas conta.....»»

Category: topSource:  physorgJul 6th, 2021

Rapid removal of emerging endocrine disruptors in wastewater using high-performance single-atom catalysts

Bisphenols are widely used as the main raw material for plastics such as receipts, water bottles, water containers, and vinyl due to their heat-resistant and mechanochemical properties. Among bisphenols, bisphenol A (BPA), which we often refer to as.....»»

Category: topSource:  physorgRelated NewsAug 13th, 2024

Modified solvents achieve vastly increased potentials for oxidation

A team of scientists headed by Professor Ingo Krossing, Professor of Molecular and Coordination Chemistry at the University of Freiburg's Institute of Inorganic and Analytical Chemistry, has succeeded in significantly increasing the potential for oxi.....»»

Category: topSource:  physorgRelated NewsAug 13th, 2024

New method paves the way for cost-effective and high-efficiency green hydrogen production

The principle of preventing the deterioration and oxidation of ionomers in hydrogen production through anion-exchange membrane water electrolyzers (AEMWEs) has been discovered for the first time. This breakthrough is expected to enhance both the perf.....»»

Category: topSource:  physorgRelated NewsAug 13th, 2024

New surfactant from cashew nut shell liquid boosts industrial reactions

Industries and chemical labs synthesize a wide variety of organic molecules every day. Most of these chemical reactions happen in the liquid phase to allow the substrates to interact easily. However, many substrates and catalysts are sensitive to wat.....»»

Category: topSource:  physorgRelated NewsAug 13th, 2024

Researchers reveal atomic-scale details of catalysts" active sites

The chemical and energy industries depend upon catalysts to drive the reactions used to create their products. Many important reactions use heterogeneous catalysts—meaning that the catalysts are in a different phase of matter than the substances th.....»»

Category: topSource:  physorgRelated NewsAug 6th, 2024

Researchers develop a concept for efficiency-enhanced noble-metal catalysts

The production of more than 90% of all chemical products we use in our everyday lives relies on catalysts. Catalysts speed up chemical reactions, can reduce the energy required for these processes, and in some cases, reactions would not be possible a.....»»

Category: topSource:  physorgRelated NewsAug 2nd, 2024

Secure Boot is completely broken on 200+ models from 5 big device makers

Keys were labeled "DO NOT TRUST." Nearly 500 device models use them anyway. Enlarge (credit: sasha85ru | Getty Imates) In 2012, an industry-wide coalition of hardware and software makers adopted Secure Boot to protect ag.....»»

Category: topSource:  arstechnicaRelated NewsJul 25th, 2024

Surface oxygen functionality controls selective transport of metal ions through graphene oxide membranes

Developing efficient, selective, and scalable separations for critical materials, including lithium and magnesium, is essential to meeting the increasing demands for clean energy technologies and alleviating challenges with domestic supply chains. Gr.....»»

Category: topSource:  physorgRelated NewsJul 25th, 2024

Oyen Digital U34 Bolt SSD review - Enormous drive speed in a rugged package

Apple's SSD prices are pretty high for what you get, so there's a big market for external drives. If you need a massive external SSD, the Oyen Digital U34 Bolt is price-leading and speedy to boot.Oyen Digital U34 Bolt reviewOyen Digital is not one of.....»»

Category: appleSource:  appleinsiderRelated NewsJul 25th, 2024

Chemists reveal how Rembrandt combined special pigments for golden details of "The Night Watch"

Chemists at the Rijksmuseum and the University of Amsterdam (UvA) have for the first time established how Rembrandt applied special arsenic sulfide pigments to create a "golden" paint......»»

Category: topSource:  pcmagRelated NewsJul 24th, 2024

Material with molecular trapdoor holds promise for highly selective gas adsorption

An international team led by scientists at City University of Hong Kong has found a flexible metal-organic framework (MOF) with one-dimensional channels that acts as a "molecular trapdoor" to selectively adsorb gases, such as carbon dioxide, in respo.....»»

Category: topSource:  physorgRelated NewsJul 18th, 2024

How Nvidia’s Blackwell Launch Could Lift Micron and Monolithic Power Systems

How Nvidia’s Blackwell Launch Could Lift Micron and Monolithic Power Systems.....»»

Category: topSource:  marketingvoxRelated NewsJul 11th, 2024

Nanocarbon catalyst design unlocks new avenue for sustainable fuel additive production

Vehicle exhaust from fossil fuel combustion constitutes a main source of air pollutants like carbon dioxide and carbon monoxide. To mitigate air pollution, researchers are looking into additives to fuels like dimethoxymethane (DMM). But DMM productio.....»»

Category: topSource:  physorgRelated NewsJul 10th, 2024

Single-step procedure synthesizes air-stable, nickel-containing catalyst with safe, cheap materials

Transition metal phosphides have been dreamed of as a potential replacement for noble metal catalysts for a while now. They are cheaper and available in sufficient quantities......»»

Category: topSource:  physorgRelated NewsJul 10th, 2024

Study finds nitrite-driven anaerobic ethane oxidation in microbial cultures

Ethane, an overlooked greenhouse gas, can be oxidized with electron acceptors like sulfate and nitrate. Despite nitrite being a more thermodynamically feasible electron acceptor, little is known about nitrite-driven anaerobic ethane oxidation......»»

Category: topSource:  physorgRelated NewsJul 9th, 2024

Photoenzymatic synthesis achieves efficient oxidation of fatty acids

A research team designed and built a photoenzymatic cascade by combining photochemical water oxidation/O2 reduction with P450 peroxygenase catalysis to achieve efficient visible-light-driven oxidation of a range of fatty acids (C12-C20), leading to p.....»»

Category: topSource:  informationweekRelated NewsJul 8th, 2024

Nearby exoplanet has trace amounts of hydrogen sulfide, Webb data suggest

An exoplanet infamous for its deadly weather has been hiding another bizarre feature—it reeks of rotten eggs, according to a new Johns Hopkins University study of data from the James Webb Space Telescope......»»

Category: topSource:  physorgRelated NewsJul 8th, 2024

New catalysts enable greener ester synthesis

A new catalyst may well catalyze a shift to greener chemistry. Chemists from Yokohama National University have successfully developed innovative catalysts containing two noble metals that demonstrate remarkable efficiency in ester-producing chemical.....»»

Category: topSource:  physorgRelated NewsJul 5th, 2024

Catalysts with single non-noble metal component for efficient conversion of biomass-based chemicals

Utilization of biomass as the basic feedstock for the production and chemicals and energy storage has been demonstrated to be an important alternative to achieve sustainable society, which has attracted increasing interests in both academic and indus.....»»

Category: topSource:  pcmagRelated NewsJul 4th, 2024

Well-performing pupils don"t need to attend academically selective schools to thrive, study finds

Findings published in a new paper in the British Journal of Educational Studies challenge the idea that academically selective schools are necessary for clever pupils to achieve good outcomes......»»

Category: topSource:  physorgRelated NewsJul 4th, 2024