A catalyst for electronically controlled C–H functionalization
The Chirik Group at the Princeton Department of Chemistry is chipping away at one of the great challenges of metal-catalyzed C–H functionalization with a new method that uses a cobalt catalyst to differentiate between bonds in fluoroarenes, functio.....»»
Less is more: Why an economical iridium catalyst works so well
Iridium-based catalysts are needed to produce hydrogen using water electrolysis. Now, a team at HZB has shown that the newly developed P2X catalyst, which requires only a quarter of the iridium, is as efficient and stable over time as the best commer.....»»
New catalyst can convert methane into useful polymers
Although it is less abundant than carbon dioxide, methane gas contributes disproportionately to global warming because it traps more heat in the atmosphere than carbon dioxide, due to its molecular structure......»»
Customized CRISPR toolkit allows remote-controlled genome editing
Thanks to CRISPR, medical specialists will soon have unprecedented control over how they treat and prevent some of the most challenging genetic disorders and diseases......»»
Multimodal machine learning model increases accuracy of catalyst screening
Identifying optimal catalyst materials for specific reactions is crucial to advance energy storage technologies and sustainable chemical processes. To screen catalysts, scientists must understand systems' adsorption energy, something that machine lea.....»»
Study discovers a nano-switch mechanism controlled by a single hydrogen atom in all living organisms
A group of researchers in Japan has revealed, for the first time, a mechanism for controlling the potential of an electron carrier protein in the redox reaction that all organisms need to obtain energy. The study was published in the online edition o.....»»
Stable perovskite catalyst achieves selective oxidation of light alkanes
Light alkanes are relatively simple molecules made entirely of carbon and hydrogen, arranged in linear or branching structures. Their oxidized counterparts, which include alcohols, epoxides, ketones, and aldehydes, are ubiquitous in the chemical indu.....»»
New hybrid catalyst developed for clean oxygen production
A research team at the Institute of Materials Chemistry at TU Wien, led by Professor Dominik Eder, has developed a new synthetic approach to create durable, conductive and catalytically active hybrid framework materials for (photo)electrocatalytic wa.....»»
Strategies for safe and equitable access to water: A catalyst for global peace and security
Water can be a catalyst for peace and security with a critical role in preventing conflicts and promoting cooperation among communities and nations—but only if managed equitably and sustainably, a study reveals......»»
From days to hours: A faster way to make a promising new catalyst
Scientists have discovered a faster, more sustainable method for making metal-encapsulated covalent organic frameworks (COFs), materials that have the potential to play a crucial role in catalysis, energy storage, and chemical sensing......»»
X-ray measurements reveal an unexpected role for copper in photocatalysts
Copper is a promising catalyst for sustainably converting carbon dioxide into substances with more electrons (called reduced species). This is an important step in converting carbon dioxide into fuels. This reaction is often initiated by electrical e.....»»
This voice controlled AI might one day replace your mouse and keyboard
Anthropic and Hume test voice control of computers......»»
Study shows climate change is hindering aspen tree maturity
Warming temperatures continuously impact mankind, wildlife, major corporations and propositions at all levels of government, but for Flagstaff forests, climate change is a catalyst for countless structural, compositional and external shifts that new.....»»
Lenovo says a PC boom is coming and AI is the spark
AI may be the catalyst for a PC boom, but can AI PCs keep up the momentum in the market?.....»»
Silver-silica composite catalyst inspired by geochemical cycling exhibits reversible local pH control
A research team led by Dr. Hyung-Suk Oh and Dr. Woong Hee Lee at the Clean Energy Research Center at Korea Institute of Science and Technology (KIST) has developed a silver-silica composite catalyst capable of reversible local pH control through a si.....»»
New platinum-nickel core-shell catalyst shows stability for oxygen reduction reactions
Electrocatalysis is a key technology for sustainable energy, and understanding how catalysts work is crucial for improving their performance. One of the challenges in using platinum (Pt) as a catalyst for the oxygen reduction reaction (ORR) in fuel c.....»»
Transforming polyethylene: From functionalization to antibacterial properties for sustainable applications
Polyethylene (PE) is one of the most widely used and versatile plastic materials globally, prized for its cost-effectiveness, lightweight properties and ease of formability. These characteristics make PE indispensable across a broad spectrum of appli.....»»
Scientists reveal strigolactone perception mechanism and role in tillering responses to nitrogen
"How is plant growth controlled?" and "What is the basis of variation in stress tolerance in plants?" were among the 125 most challenging scientific questions, according to the journal Science in 2016......»»
Controlling skyrmions at room-temperature in 2D topological spin structure technology
The Korea Research Institute of Standards and Science (KRISS) has, for the first time in the world, generated and controlled skyrmions at room temperature in two-dimensional (2D) materials. This achievement reduces power consumption compared to tradi.....»»
A single atom can change the directional profile of the light emitted in scanning tunneling microscopes
Researchers from Madrid explain a phenomenon that allows the direction of light emission to be controlled at the atomic scale. The paper provides a detailed explanation of how the profile of the light collected in a scanning tunneling microscope (STM.....»»
Android Trojan that intercepts voice calls to banks just got more stealthy
FakeCall malware can reroute calls intended for banks to attacker-controlled numbers. Researchers have found new versions of a sophisticated Android financial-fraud Trojan that’.....»»