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.....»»
New anode models for green hydrogen production
Researchers from the Interface Science Department at the Fritz Haber Institute of the Max Planck Society conducted experiments using atomically defined model pre-catalysts to unveil intricate details of the electrocatalytic water splitting reaction,.....»»
"I almost lost my will to live": Preference for sons is leaving young women in China exploited and abused
China has a gender crisis. The country has a huge surplus of men—around 722 million compared to 690 million women in 2022. This is largely because of sex-selective abortions linked to China's one-child policy, which ended in 2015......»»
Striking gold with molecular mystery solution for potential clean energy
Hydrogen spillover is exactly what it sounds like. Small metal nanoparticles anchored on a thermally stable oxide, like silica, comprise a major class of catalysts, which are substances used to accelerate chemical reactions without being consumed the.....»»
Uncovering the local atomic structure of zeolite using optimum bright-field scanning transmission electron microscopy
Zeolites have unique porous atomic structures and are useful as catalysts, ion exchangers and molecular sieves. It is difficult to directly observe the local atomic structures of the material via electron microscopy due to low electron irradiation re.....»»
Developing new catalysts for carbon dioxide electroreduction
As a crucial part of Carbon Capture, Utilization, and Storage (CCUS) technology, CO2 reduction reaction (CO2RR) to carbon-based fuels and chemicals presents broad application prospects in renewable energy storage and CO2 negative emission......»»
Novel mechanism for oxygen evolution reaction on dual-atom catalysts increases reaction activity
Atomically precise cluster catalysts bridge the gap between homogeneous and heterogeneous catalysis, facilitating comprehensive elucidation of structure-activity relationships in catalytic processes. However, the synergistic effects between non-singl.....»»
MHZ9 modulates ethylene signaling at translational level in rice
Ethylene is a versatile gaseous plant hormone that plays an important role in rice growth, development, and environmental adaptation. Translational control allows the mRNA to be translated in an mRNA-selective, signal-responsive, and rapid manner......»»
Apple releases revised macOS Sonoma, iOS 17 developer beta 4
A revised version of the macOS Sonoma and iOS 17 developer beta 4 has been released, likely to address boot loops and other issues plaguing users.New developer beta 4 is availableDevelopers enrolled in the program can access the latest builds by eith.....»»
Boot loops and failed installs plague fourth macOS Sonoma developer beta
A number of macOS users are finding the fourth developer beta of macOS Sonoma to be unusable, with boot loops and failures to install occurring for some trying out the in-development operating system.Software betas, as well as operating system betas,.....»»
Apple releases revised macOS Sonoma developer beta 4
A revised version of the macOS Sonoma developer beta 4 has been released, likely to address boot loops and other issues plaguing users.New developer beta 4 is availableDevelopers enrolled in the program can access the latest builds by either visiting.....»»
Water-durable perovskite-oxynitride supported nickel catalysts for ammonia decomposition
Hydrogen has become the beacon of clean energy owing to its high energy density and carbon-free emissions. Despite these advantages, hydrogen fuel is still far from being commercialized. Liquefying hydrogen requires a huge amount of energy and extrem.....»»
New research highlights risks of selective adaptation in extreme coral habitats
Resilient corals, often referred to as "super corals," have recently been seen as potential saviors in the face of climate change and its detrimental effects on coral reefs......»»
Team develops highly active catalyst for alkaline water electrolysis using boron and sulfur
Development of hydrogen-related technologies is essential to realize and sustain a carbon-neutral society. Hydrogen is obtained from water electrolysis; however, the existing catalysts are made of rare and expensive metals. A research group led by th.....»»
Chemists recycle shrimp waste as catalyst for hydrogen generation
Flexible spheres of the biomolecule chitosan, made from shrimp waste, can be used for catalysts that generate hydrogen gas from borohydride salts. In a paper in Green Chemistry, a research team at the University of Amsterdam (UvA) shows how the spher.....»»
Researchers investigate "lipid raft" phenomenon on nanocarbon surfaces
A research team from the Department of Applied Chemistry and Life Science at the Toyohashi University of Technology has discovered a phenomenon in which specific lipids were concentrated on graphene oxide in a multicomponent lipid bilayer membrane se.....»»
Researchers explore new methods for optimizing carbon-based catalysts
Carbon-based materials have several qualities that make them attractive as catalysts for speeding up chemical reactions. They are low-cost, lightweight and their high surface area provides a good scaffold on which to anchor catalysts, keeping them st.....»»
Scientists develop revolutionary new approach to designing catalysts for chemical reactions
Chemists at King's College London have made a breakthrough in the way they develop artificial helix shapes for the amino acids that constitute proteins. These new synthetic shapes have the potential to transform processes such as chemical reactions t.....»»
New findings shed light on the chemical evolution of the Earth
The sun as a source of energy, and catalysts to accelerate chemical reactions, were of critical importance in the emergence of the first biochemical molecules on Earth. A research team has now shown that a solid deposited from ammonia and methane pla.....»»
A review of the latest metal sulfide-based heterojunction photocatalysts
Since the Industrial Revolution, the global economy has experienced rapid development, which is closely tied to the exploitation of natural energy resources. However, it has led to a gradual depletion of energy resources and an increasingly serious e.....»»
Experimental constraints on the oxidation state of early magma on the Earth
The link between a planetary interior and its surface is a key to understanding the formation process of the surface environment of the planet......»»