How do you destroy a forever chemical?
3M offers $10.3 billion settlement over PFAS contamination in water systems. What's next? Enlarge (credit: Andrew Brookes) PFAS chemicals seemed like a good idea at first. As Teflon, they made pots easier to clean starti.....»»
Chemical functionalized noble metal nanocrystals for electrocatalysis
Electrocatalysis is an interface-dominated process, in which the activity of the catalyst highly relates to the adsorption/desorption behaviors of the reactants/intermediates/products on the active sites. From the perspective of catalyst design, the.....»»
Addition of antioxidants to cell cultures can enhance the production of monoclonal antibodies
Researchers at the Department of Chemical Engineering, Indian Institute of Technology, India, have investigated the effects of oxidative stress on the production of monoclonal antibodies (mAbs), and how antioxidants can alleviate this stress to impro.....»»
Scientists decipher how non-resistant forms of Staph aureus thwart antibiotics, almost like a superbug
Staphylococcus aureus (S. aureus) has a slew of surprises in its bag of dirty tricks and among the most puzzling has been the ability of non-resistant forms of the bacteria to emerge unscathed, even after exposure to high concentrations of chemical w.....»»
Discovery could lead to new fungicides to protect rice crops
A fungus that plagues rice crops worldwide gains entry to plant cells in a way that leaves it vulnerable to simple chemical blockers, a discovery that could lead to new fungicides to reduce the substantial annual losses of rice and other valuable cer.....»»
A new class of medicinal compounds that target RNA
A team of undergraduate and graduate chemistry students in Jennifer Hines' lab at Ohio University recently uncovered a new class of compounds that can target RNA and disrupt its function. This discovery identified a chemical scaffold that could ultim.....»»
Solar-driven production of hydrogen peroxide achieves record conversion efficiency
Hydrogen peroxide, a key chemical used in the semiconductor production process, is one of the top 100 industrial chemicals and an important raw material widely used in disinfection, oxidation, and pulp manufacturing. The global hydrogen peroxide mark.....»»
Researchers reveal new competition mechanism in vacuum ultraviolet photoionization of dichloromethane
A research group led by Prof. Li Haiyang from the Dalian Institute of Chemical Physics (DICP) of the Chinese Academy of Sciences (CAS) has revealed a new competition mechanism in vacuum ultraviolet photoionization of dichloromethane using a home-buil.....»»
Mapping molecular funnels with X-rays: Precise timings of non-adiabatic excited state dynamics
Time-resolved spectroscopy is a tool that provides access to the time-scale of chemical reactions as they happen. With the help of ultra-short light pulses, it is possible to observe conformal changes in molecules on the time-scale of the atomic moti.....»»
Tracing the origin of life—a new abiotic pathway for the formation of peptide chains from amino acids
A team of scientists from France and Austria has discovered a new abiotic pathway for the formation of peptide chains from amino acids—a key chemical step in the origin of life. The current study provides strong evidence that this crucial step for.....»»
Semi equipment suppliers Acter, Novatech to see quarterly revenue growth
Cleanroom and turnkey equipment provider Acter and Nova Technology (Novatech), a subsidiary of Acter specializing in chemical and gas equipment, are guardedly optimistic about their operations in the first quarter of 2023, but expect their revenue to.....»»
Scientists reveal flaws in tuberculosis bacterium by studying ferredoxins
Small proteins called ferredoxins play a pivotal role in the main metabolic pathways, the series of chemical reactions occurring within a cell......»»
Aggregated gold nanoparticle conjugates for multimodal imaging and synergistic phototherapy
National University of Singapore chemists have discovered that aggregated, photosensitized, gold nanoparticle conjugates can be used for multimodal imaging and synergistic phototherapy to destroy cancer cells effectively at power densities below the.....»»
Researchers construct uneven phosphoric acid interfaces for advanced high-temperature polymer electrolyte fuel cells
A research group led by Prof. Wang Suli and Prof. Sun Gongquan from the Dalian Institute of Chemical Physics (DICP) of the Chinese Academy of Science (CAS) constructed uneven phosphoric acid interfaces within the nanofiber electrode for high temperat.....»»
Scientists develop AI-based method to predict RNA modifications
A team of researchers from the Agency for Science, Technology and Research (A*STAR) and the National University of Singapore (NUS) has developed a software method that accurately predicts chemical modifications of RNA molecules from genomic data. The.....»»
A chemoproteomic platform monitors Fe-S cluster occupancy across the E. coli proteome
Boston College chemists have developed a strategy to monitor the presence or absence of iron-sulfur clusters, which are essential to the function of diverse proteins, the team reported recently in the journal Nature Chemical Biology......»»
Engineer discovers method to improve pharmaceuticals through dolphin research
In the body, crystals—made of things such as calcium or a collection of urine—form masses that can cause pain and serious health conditions. A University of Houston crystals expert, Jeffrey Rimer, Abraham E. Dukler Professor of Chemical Engineeri.....»»
Robots and AI team up to discover highly selective catalysts
Researchers used a chemical synthesis robot and computationally cost-effective AI model to successfully predict and validate highly selective catalysts. Their results are published in the journal Angewandte Chemie International Edition......»»
This one-atom chemical reaction could transform drug discovery
Pharmaceutical synthesis is often quite complex; simplifications are needed to speed up the initial phase of drug development and lower the cost of generic production. Now, in a study recently published in Science, researchers from Osaka University h.....»»
Theory sheds light on efficient hydrogen peroxide synthesis
Hydrogen peroxide (H2O2) is an industrially important chemical with versatile applications. However, the traditional method used to produce H2O2 is energy intensive and produces significant emissions......»»
Recreating the natural light-harvesting nanorings in photosynthetic bacteria
Nearly all the chemical energy available to Earth's lifeforms can be traced back to the sun. This is because light-harvesting (LH) supramolecules (two or more molecules held together by intermolecular forces) enable plants and some types of bacteria.....»»