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.....»»
Researchers present novel principle for nitric oxide-mediated signaling in blood vessels
Although a simple molecule, nitric oxide is an important signal substance that helps to reduce blood pressure by relaxing the blood vessels. But how it goes about doing this has long been unclear. Researchers at Karolinska Institutet in Sweden now pr.....»»
Hydration matters: The interaction patterns of water and oxide crystals revealed
In a study recently published in the journal Nanoscale, researchers from Kanazawa University and AGC Inc. use three-dimensional atomic force microscopy to study the hydrated form and structure of commonly occurring oxide crystals......»»
Synthesis of nanoparticles by microorganisms: Exploring the green power of fungi
They are used as medicines, drug carriers and to combat microbes in hospitals, destroy plant pathogens and reduce the amount of traditional fertilizers used in agriculture—nanoparticles are taking over medicine and the agri-food industry......»»
Fine-structure sensitive deep learning framework for prediction of catalytic properties with high precision
The fine structure of the catalytic surface has a significant impact on structural sensitive reactions, and high-throughput (HT) screening and machine learning (ML) are believed to effectively explore the potential rules of these effects and accelera.....»»
Researchers examine emission factors for nitrous oxide from synthetic and organic fertilizers
In a collaboration led by Aarhus University, researchers have measured nitrous oxide emissions during two years at four different locations in Denmark, where representative crop rotations had been established to provide a realistic context for the me.....»»
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.....»»
Using DNA to move flavors between different varieties of tea
In plants, 5mC DNA methylation is an important and conserved epistatic mark involving genomic stability, gene transcriptional regulation, developmental regulation, abiotic stress response, metabolite synthesis, etc. However, the roles of 5mC DNA meth.....»»
Bioactive near-infrared II clusters for 3D imaging and acute inflammation inhibition
The bioactivity of most near-infrared II (NIRII) fluorophores are limited, thereby conflicting the achievement of strong fluorescence and high catalytic activities, due to a lack of free electrons in the method......»»
Recent advances in electrocatalytic ammonia synthesis
NH3 is the second largest chemical produced in the world and nearly 80% of produced NH3 is employed in fertilizer synthesis. Meanwhile, NH3 is an indispensable raw material for manufacturing nitric acid, which can be further employed in chemical prod.....»»
Microplastics are adsorbing zinc oxide from sunscreens and microbeads from cleansers
A new study by a research team from Diamond Light Source looks at how microplastics wastes may interact with zinc oxide (ZnO) nanomaterials in freshwater and seawater scenarios. It also evaluated, a ZnO-based sunscreen and an exfoliating cleanser wit.....»»
Material discovery may help realize low-cost and long-life memory chips
Hafnium oxide-based ferroelectric materials are promising candidates for next-generation nanoscale devices due to their integration into silicon electronics......»»
Plastic waste can be used as raw material for detergents, thanks to an improved catalytic method
We've managed to accumulate so much plastic trash that it's daunting to think about what could be done with the tons upon tons of nonbiodegradable waste. And as much as we are trying to scale back our dependence on single-use plastics, we continue to.....»»
Cleaning water with "smart rust" and magnets
Pouring flecks of rust into water usually makes it dirtier. But researchers have developed special iron oxide nanoparticles they call "smart rust" that actually makes it cleaner. Smart rust can attract many substances, including oil, nano- and microp.....»»
Researchers create paracrystallized aluminosilicate glass with supreme toughness
Researchers at the University of Bayreuth, together with partners in China and the U.S., have produced an oxide glass with unprecedented toughness. Under high pressures and temperatures, they succeeded in paracrystallizing an aluminosilicate glass: T.....»»
Scientists develop an approach to predict the properties of nanomaterials
Chemists at St. Petersburg University have used big data analysis techniques to predict the photocatalytic properties of zinc oxide nanosheets, i.e. a nanostructured material consisting of particles in the form of thin sheets. The study aimed to solv.....»»
New calcium material functions as an ammonia synthesis catalyst
Researchers find calcium outshines chromium in the catalytic production of ammonia. Working together, a humble trio of calcium atoms have defied expectations to break apart one of the strongest chemical bonds known. The atoms form the key part of a c.....»»
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.....»»
Small-molecule autocatalysis may have paved the way for the emergence of evolution by natural selection
The discipline of systems chemistry deals with the analysis and synthesis of various autocatalytic systems and is therefore closely related to the study of the origin of life, since it investigates systems that can be considered as a transition betwe.....»»
Successful polycarbonate synthesis using the photo-on-demand interfacial polymerization method
As an engineering plastic having high transparency and impact resistance, polycarbonate (PC) is employed in eyeglass lenses, camera lenses, DVDs, automobile headlights and bulletproof glass......»»
Experiments identify important new role of chemical compounds in plant development
Researchers who manipulate lignin, a molecular fiber that allows plants to grow tall and transport water, unexpectedly discovered its synthesis has more far-reaching effects on plant development than previously suspected......»»