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.....»»
Aluminum nanoparticles make tunable green catalysts
Catalysts unlock pathways for chemical reactions to unfold at faster and more efficient rates, and the development of new catalytic technologies is a critical part of the green energy transition......»»
Researchers identify materials capable of catalyzing the conversion of ortho-hydrogen to para-hydrogen
A research team consisting of NIMS and the Tokyo Institute of Technology has identified materials capable of catalyzing the conversion of ortho-hydrogen to para-hydrogen. These catalysts should be essential to the spread of mass-transportation/storag.....»»
Metal-based electrocatalysts for ammonia electro-oxidation reaction to nitrate/nitrite: Past, present and future
Recently, a research team led by Prof. Ji Liang from Tianjin University, China, systematically introduced the research progress on the preparation of nitrate/nitrite by ammonia electro-oxidation reaction and proposed different strategies to enhance t.....»»
Towards the selective and energy-efficient synthesis of ethylene via carbon dioxide reduction
The synthesis of carbon-based chemicals via the electrochemical reduction of carbon dioxide (CO2) has become the key objective of numerous recent energy research efforts. While these studies have yielded promising results, enabling the production of.....»»
A novel catalyst for efficient oxidation of inactive alkanes
A discovery in the field of catalysis has emerged from the laboratories of Professor Jaeheung Cho and his team in the Department of Chemistry at UNIST. Their pioneering work has led to the development of a copper(II)–alkylperoxo complex that could.....»»
Catalyst combines vanadium-based components and nitrogen-doped biomass carbon for pollutant removal
Polychlorinated dibenzo-p-dioxins and dibenzofurans are dangerous pollutants due to their carcinogenicity and persistence in the environment. Traditional catalytic oxidation methods for their removal face challenges like high cost and inefficiency at.....»»
Meet Bilophila wadsworthia—a gut microbe that"s both friend and foe
You may not have heard of hydrogen sulfide, but I bet you'd recognize the smell. Hydrogen sulfide is the gas responsible for the rotten-egg odor that you come across near stagnant water and in drains. This gas is also highly toxic when inhaled......»»
How to customize boot animations on Steam Deck
Did you know that you can change the boot animation of the Steam Deck to a custom video intro? Here's how to choose a new animation and enable it!.....»»
General deep learning framework for emissivity engineering
Wavelength-selective thermal emitters (WS-TEs) have been frequently designed to achieve desired target emissivity spectra, as in typical emissivity engineering, for broad applications such as thermal camouflage, radiative cooling, and gas sensing, et.....»»
Critical vulnerability affecting most Linux distros allows for bootkits
Buffer overflow in bootloader shim allows attackers to run code each time devices boot up. Enlarge Linux developers are in the process of patching a high-severity vulnerability that, in certain cases, allows the install.....»»
Guanine synthesis yields new insights into nitrogen"s role in nanocarbon catalysis
Recently, carbon-based catalysts—especially nitrogen-doped nanocarbons—have emerged as sustainable, reliable alternatives to the metal catalysts traditionally used to support chemical reactions......»»
A protective layer applied to gold nanoparticles can boost its resilience
For the first time, researchers including those at the University of Tokyo have discovered a way to improve the durability of gold catalysts by creating a protective layer of metal oxide clusters. The enhanced gold catalysts can withstand a greater r.....»»
Research offer direct view of tantalum oxidation that impedes qubit coherence
Scientists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory and DOE's Pacific Northwest National Laboratory (PNNL) have used a combination of scanning transmission electron microscopy (STEM) and computational modeling to get a.....»»
Strategies for enhancing the performance of nickel single-atom catalysts for the electroreduction of CO₂ to CO
Electrocatalytic reduction of carbon dioxide (CO2) is considered as an effective strategy for mitigating the energy crisis and the greenhouse effect. Among the multiple reduction products, CO is regarded as having the highest market value as it is a.....»»
Unveiling oxidation-induced super-elasticity in metallic glass nanotubes
Oxidation can degrade the properties and functionality of metals. However, a research team co-led by scientists from City University of Hong Kong (CityU) recently discovered that severely oxidized metallic glass nanotubes can attain an ultrahigh reco.....»»
Microbial research unravels a global nitrogen mystery
Novel research led by Wei Qin, an assistant professor of microbiology at the University of Oklahoma, that significantly changes the understanding of ammonia oxidation, a critical component of the global nitrogen cycle, has been published in the journ.....»»
A breath of fresh air in plasmonic catalysis: Black gold and solar light"s renaissance
Prof. Polshettiwar's group at Tata Institute of Fundamental Research (TIFR), Mumbai has developed a novel "plasmonic reduction catalyst stable in air," defying the common instability of reduction catalysts in the presence of air. The catalyst merges.....»»
High-performance photocatalytic water oxidation realized via ultrathin covalent organic framework nanosheets
The photocatalytic water oxidation process plays a vital role in attaining efficient solar-to-chemical process by enabling photocatalytic water splitting and CO2/N2 fixation. However, the lack of well-designed photocatalysts to overcome the sluggish.....»»
A synchronous defluorination-oxidation process for degradation of fluoroarenes with PEC
Fluoroarene (FA) derivatives are receiving more and more attention due to their widespread applications in the synthesis of pharmaceuticals, agrochemicals and organic compounds with special functions. However, as a consequence of their wide applicati.....»»
As easy as counting to ten: A new rule for catalysts" design
The "ten electron rule" provides guidance for the design of single-atom alloy catalysts for targeted chemical reactions......»»