Catalytic synthesis of phenols with nitrous oxide
The emission of greenhouse gases threatens the global environment, and scientists around the world are increasingly committed to addressing this issue. While many research groups focus on carbon dioxide (CO2) or methane (CH4) revalorization strategie.....»»
New copper metal-organic framework nanozymes enable intelligent food detection
Nanozymes have high catalytic activity, high stability and high adaptability, and have become a new sensitive material for building sensors in the field of detection. Designing and preparing efficient nanozymes and promotion of their application in f.....»»
New synthesis strategy could speed up PFAS decontamination
Rice University engineers have developed an innovative way to make covalent organic frameworks (COFs), special materials that can be used to trap gases, filter water and speed up chemical reactions. COFs have the potential to address significant envi.....»»
Affordable iron catalysts offer a sustainable route to prized Z-alkenes
Chemists from the National University of Singapore (NUS) have developed an iron-catalyzed method that overcomes a significant challenge in the sustainable synthesis of trisubstituted Z-alkenes by inserting two alkyl chemical groups into a type of com.....»»
Cloud cover and urban structures drastically reduce sunlight in cities
Sunlight plays a crucial role in public health, affecting vitamin D synthesis and psychological well-being. Inadequate exposure to sunlight is associated with various adverse health outcomes, such as cardiovascular diseases, metabolic syndrome, depre.....»»
Naked mole-rat found to have lost infection-resistant proteins
Scientists have found that the naked mole-rat—an underground rodent that lives up to 40 years—has lost a number of CD1 functional genes. The CD1 gene family in mammals is responsible for protein synthesis that protects the body against infectious.....»»
Research reveals best conditions for storing graphene oxide
A research team from Skoltech and other scientific organizations conducted a study to determine which conditions are the most suitable for storing graphene oxide—a promising material that can be used for manufacturing composite materials, gas senso.....»»
Oceanic life found to be thriving thanks to Saharan dust blown from thousands of kilometers away
Iron is a micronutrient indispensable for life, enabling processes such as respiration, photosynthesis, and DNA synthesis. Iron availability is often a limiting resource in today's oceans, which means that increasing the flow of iron into them can in.....»»
Landmark AI deal sees Hollywood giant Lionsgate provide library for AI training
Runway deal will create a Lionsgate AI video generator, but not everyone is happy. Enlarge (credit: Benj Edwards / Malte Mueller via Getty Images) On Wednesday, AI video synthesis firm Runway and entertainment company Li.....»»
Template synthesis creates multilayered perovskites with unique ferroelectric behavior
A group of Nagoya University researchers in Japan has synthesized 4- and 5-layered versions of the important electrical material perovskite. Analyzing the mechanism of ferroelectricity in the material, they found it has a unique function: the materia.....»»
Researchers identify novel approach to minimize nitrogen loss in crops
While agriculture producers apply nitrogen fertilizer to supply nutrients to their crops, they can't always keep those nutrients in the soil for maximum efficiency, often losing them into the atmosphere or water supply as nitrates and nitrous oxide......»»
Enzyme-inspired catalyst puts chemicals in right position to make ethers
Taking inspiration from enzymes, chemists at the University of Illinois Urbana-Champaign developed a catalyst to simplify the synthesis of ethers, key functional components of many drugs, foods, personal care items and other consumer goods. The catal.....»»
Researchers solve long-standing mystery of alumina surface structure
Aluminum oxide (Al2O3), also known as alumina, corundum, sapphire, or ruby, is one of the best insulators used in a wide range of applications: in electronic components, as a support material for catalysts, or as a chemically resistant ceramic, to na.....»»
New findings in a decade-long study of enzyme catalysis
Synthetic chemistry provides an essential material basis for our clothing, food, housing, transportation, and medicine and is an important driving force for economic development. However, traditional chemical synthesis has bottleneck problems such as.....»»
Uncovering the unique roles of Exportin-5 in RNA export within Drosophila cells
Eukaryotic cells are complex biological units, each with multiple membrane-bound compartments. These cells use specialized mechanisms to export biomolecules from their synthesis site to where they function......»»
Glitch in protein synthesis could affect tumor growth
During protein synthesis, or translation, genetic information transcribed in the cell's mRNA directs the stringing together of amino acids—the building blocks of proteins. As the translation machinery carouses along the string of nucleotides that m.....»»
Nuclear fuel experiment demonstrates how liquid plutonium oxide behaves at the hottest temperatures
The 2011 accident at the Fukushima-Daiichi plant in Japan inspired extensive research and analysis that elevated nuclear energy into a standard bearer for safety. It also inspired a number of studies at the U.S. Department of Energy's (DOE) Argonne N.....»»
Novel design strategy advances discovery of metal-organic frameworks
An innovative strategy, known as the "Up-Down Approach," has the potential to dramatically accelerate the creation of metal-organic frameworks (MOFs). The paper is published in the journal Nature Synthesis......»»
Expanding click chemistry: An eco-friendly conversion process for the synthesis of sulfonyl fluorides
For the first time, thiols and disulfides have been converted into sulfonyl fluorides using SHC5 and KF, expanding click chemistry with high efficiency and low environmental impact......»»
Catalytic process vaporizes plastic bags and bottles, yielding gases to make new, recycled plastics
A new chemical process can essentially vaporize plastics that dominate the waste stream today and turn them into hydrocarbon building blocks for new plastics......»»
Chemists achieve PFAS-free synthesis of fluorinated pharmaceutical and agrochemical compounds
Chemists at the University of Amsterdam have developed a method to furnish a range of molecules with a trifluoromethyl group attached to a sulfur, nitrogen or oxygen atom. Their procedure, which is published in Science, avoids the use of PFAS reagent.....»»