A big leap forward in using iron catalysts for pharmaceuticals
If there were a classroom full of all the transition metals that could be used as catalysts for complex pharmaceutical reactions, iron would be the most promising but most unruly member......»»
Operando spectroscopy provides a window on water oxidation
Iridium oxide catalysts are effective for water oxidation making them very attractive for green technologies. A team including researchers from SANKEN (The Institute of Scientific and Industrial Research) at Osaka University has therefore taken the c.....»»
Researchers investigate the surface extraction of platinum catalysts in alkaline media
Platinum (Pt) electrodes are crucial for clean power technologies like hydrogen fuel cells and electrolysis. However, the surface oxidation that occurs during such processes degrades catalyst performance and stability......»»
Research demonstrates anatase supported Ni single-atom catalysts for propane dehydrogenation
Propylene is one of the most important petrochemical raw materials, ranging second after ethylene. To meet the ever-increasing demand, alternative technologies for propylene production are in urgent need, among which the propane dehydrogenation (PDH).....»»
Study underscores uncertain costs of iron fertilization
As society grapples with the intensifying consequences of climate change, decision-makers are increasingly looking to carbon dioxide removal as a necessary complement to emission reductions. One of the strategies that has received the most attention.....»»
Promising advances in organosilica membranes for separating organic liquid mixtures
In many chemical-related industries, such as pharmaceuticals, oil refineries, and food and beverage factories, separating organic liquid mixtures is an essential step. A staple method to achieve this is distillation, which involves heating a mixture.....»»
Magnetic avalanche triggered by quantum effects: "Barkhausen noise" detected for first time
Iron screws and other so-called ferromagnetic materials are made up of atoms with electrons that act like little magnets. Normally, the orientations of the magnets are aligned within one region of the material but are not aligned from one region to t.....»»
Team modulates electronic state of single-atom catalysts by CO molecular decoration for efficient methane conversion
Direct methane conversion has advantages such as low energy consumption, fewer processes, and better economics. However, it is difficult to activate methane at room temperature due to the high dissociation energy of C-H bonds of methane. Additionally.....»»
Antifungal activity of a maleimide derivative: Disruption of cell membranes and interference with iron ion homoeostasis
A small molecule library consisting of 40 compounds, specifically N-substituted maleimide and its derivatives, were initially screened in a study published in the journal Mycology, which was led by Prof. Ying Li (Xuzhou Medical University), Prof. Zuo.....»»
Apple may have delayed a critical Apple Watch upgrade
Apple has reportedly killed in-house development efforts for of next-gen microLED panels that would've offered a huge quality leap for the Apple Watch......»»
Research team introduces superaerophobic three-dimensional nickel catalysts for accelerated water electrolysis
Water electrolysis process is a system that produces hydrogen by electrolyzing water. It is an eco-friendly technology that can produce hydrogen fuel, a future energy source, without emitting environmental pollutants, but its limitations include low.....»»
Messenger RNAs with multiple "tails" could lead to more effective therapeutics, say researchers
Messenger RNA (mRNA) made its big leap into the public limelight during the pandemic, thanks to its cornerstone role in several COVID-19 vaccines. But mRNAs, which are genetic sequences that instruct the body to produce proteins, are also being devel.....»»
Scientists find one of the most ancient stars that formed in another galaxy
The first generation of stars transformed the universe. Inside their cores, simple hydrogen and helium fused into a rainbow of elements. When these stars died, they exploded and sent these new elements across the universe. The iron running in your ve.....»»
New method uses enantioselective nickel catalysis to synthesize multifunctional chiral alkylboron compounds
National University of Singapore (NUS) chemists have conceived a strategy using chiral nickel catalysts to facilitate the carboboration of alkenes, generating high-value enantioenriched alkylboronic esters......»»
Regulating atomic Fe-Rh site distance for efficient oxygen reduction reaction
In a study published in the journal Science China Chemistry, the authors systematically design and investigate the site-distance effect of Fe-Rh atom catalysts (Fe-Rhx@NC) supported by N-doped graphene for ORR by an integrated theoretical and experim.....»»
AI-powered system maps corals in 3D in record time
An artificial intelligence system developed at EPFL can produce 3D maps of coral reefs from camera footage in just a few minutes. It marks a major leap forward in deep-sea exploration and conservation capabilities for organizations like the Transnati.....»»
Electronic perturbation-promoted interfacial pathway for facile C–H dissociation
Pt-based catalysts have been extensively employed in catalytic propane dehydrogenation (PDH) processes, playing a crucial role in propylene production. However, monometallic Pt catalysts often exhibit inferior propylene selectivity due to the hydroge.....»»
Perception Point GPThreat Hunter allows cybersecurity experts to focus on in-depth investigations
Perception Point launched its latest innovation, GPThreat Hunter, an addition to the company’s comprehensive security stack. Leveraging the capabilities of OpenAI’s GPT-4 model, GPThreat Hunterre presents a significant leap forward in Per.....»»
Iron restriction keeps blood stem cells young, researchers find
As we age, our hematopoietic (blood-forming) stem cells (HSCs) become less able to produce new red and white blood cells and other vital blood components—contributing to chronic inflammation and accelerating the onset of blood cancers and degenerat.....»»
Mapping chemical footprints in European streams
Many pesticides, industrial chemicals, and pharmaceuticals, as well as their degradation products, end up in streams and rivers after use......»»
Ultraviolet spectroscopy: A leap in precision and accuracy at extremely low light levels
Ultraviolet spectroscopy plays a critical role in the study of electronic transitions in atoms and rovibronic transitions in molecules. These studies are essential for tests of fundamental physics, quantum-electrodynamics theory, determination of fun.....»»