Articles tagged with Chemical Processes
Researchers create novel compounds that kill bacteria in a new way, reducing the risk of side effects and environmental harm. The compounds have been shown to be effective in preventing bovine mastitis without affecting milk quality.
Researchers at the University of Cambridge have developed a hybrid device that combines light-harvesting organic polymers with bacterial enzymes to convert sunlight, water and carbon dioxide into formate, a fuel that can drive further chemical transformations. The new 'semi-artificial leaf' mimics photosynthesis and avoids toxic semico...
Researchers have developed an efficient way to synthesize valuable compounds using alcohol dehydrogenase enzymes. The enzymes catalyze the formation of amides and thioesters from alcohols and amines or thiols, offering a clean alternative to traditional methods.
Researchers at CARS create detailed maps of chemical reactivity, discovering regions of unexpected outcomes and reconstructing intricate reaction networks. This new understanding enables control over the formation of different major products from a set of starting materials.
A new way to produce ammonia more efficiently has been discovered by boosting its production using low-temperature plasma. This method could create ammonia in smaller facilities closer to where it is needed, making it safer and easier to transport, and potentially leading to a transformative change in energy storage and transportation.
Researchers at the University of Maine Forest Bioproducts Research Institute have discovered a sustainable method to produce (S)-3-hydroxy-γ-butyrolactone, a crucial building block in pharmaceuticals. This approach could significantly reduce greenhouse gas emissions and production costs by up to 60%.
A new study found that land and ocean weathering processes are linked, influencing the amount of carbon stored or released into the atmosphere. The research proposes a continuum approach to studying weathering reactions on both land and in the ocean.
A new study has revealed chemical signatures of ancient Martian microbial life in the Bright Angel formation, a region of Jezero Crater known for its fine-grained mudstones rich in oxidized iron and organic carbon. The findings suggest that early microorganisms may have played a role in shaping these rocks through redox reactions.
Professor Matt Rosseinsky, a leading researcher at the University of Liverpool, has been awarded the Royal Medal for his groundbreaking work in materials chemistry. His innovative approach uses artificial intelligence to design and discover new materials with unique properties.
A team of researchers has discovered a novel oxide material that can produce high-efficiency clean hydrogen using only heat. The discovery was made possible by a new computational screening method and has the potential to transform industries such as methane reforming and battery recycling.
Researchers discovered a unique partnership between two microbes that work together as a living electrical network to consume methane, a potent greenhouse gas. The finding sheds light on how microorganisms naturally reduce methane emissions and could lead to innovative strategies to control methane release in various environments.
A team of scientists observed the earliest steps of ultrafast charge transfer in a complex dye molecule, with high-frequency vibrations playing a central role. The experiments showed that these vibrations initiate charge transport, while processes in the surrounding solvent begin only at a later stage.
Researchers developed molecular capsules that can impart strong chiral properties to inherently non-chiral metal-containing dyes. The capsules create flexible, adaptable chiral cavities that induce chirality without requiring chemical modifications.
Researchers at the University of Missouri have created a more efficient method for manufacturing computer chips using ultraviolet-enabled atomic layer deposition (UV-ALD). This approach reduces the number of manufacturing steps, saving time and materials, while also minimizing the use of harmful chemicals.
A new copper-based catalyst with added cobalt dopants significantly reduces energy consumption in converting CO₂ to ethylene. The process delivers high ethylene output with over 25% energy efficiency and remains stable over long periods.
Scientists at SwRI conducted lab experiments to explain the mysterious distribution of hydrogen peroxide on Jupiter's icy moon Europa. The research found that trace amounts of CO2 in water ice can enhance hydrogen peroxide production, shedding light on the moon's habitability and chemical cycles.
Researchers at Ohio State University have developed a novel method to generate metal carbenes, highly useful for drug synthesis and materials development. The new approach is 100 times better than previous methods, making it easier and safer to produce these short-lived carbon atoms.
Researchers at University of Hawaii have successfully created methanetetrol, a molecule once thought too unstable to exist, using extreme conditions. This discovery sheds light on complex reactions happening in deep space and reveals a pathway for the formation of organic molecules across the galaxy.
A USC-developed shipboard system using limestone and seawater can remove up to half of carbon dioxide emitted from shipping vessels, cutting maritime CO2 emissions by 50%. The process mimics a natural chemical reaction in the ocean, where CO2 is absorbed into water pumped onboard and then neutralized through a bed of limestone.
Scientists developed an algorithm that can accurately simulate atomic interactions on material surfaces, reducing the need for massive computing power. This breakthrough enables the analysis of complex chemical processes in just two percent of unique configurations, paving the way for improved battery performance.
Longer winter sea ice duration is associated with a 20% increase in atmospheric CO2 absorption by the Southern Ocean. Sea ice protects the ocean from strong winds, allowing it to absorb more CO2 during winter.
The teXirc project aims to create novel, scalable textile materials that are easily recyclable and biodegradable. The researchers will incorporate low-density functional groups into polyethylene-like crystallinity to enable efficient breakdown during recycling processes.
Researchers at Politecnico di Milano have developed a system that allows bacteria to sense light and convert it into electrical signals without genetic modification. This method has the potential to develop next-generation antimicrobial platforms and biocompatible 'bacterial robots' for targeted drug delivery.
Materials researchers at Harvard have created a way to produce natural rubber that retains its stretchiness and durability while improving its ability to resist cracking. The new material is four times better at resisting slow crack growth during repeated stretching and 10 times tougher overall.
Researchers designed a new chiral aminoborane molecule with persistent room-temperature phosphorescence and circularly polarised luminescence, ideal for anti-counterfeiting inks, bioimaging agents, and security tags. The molecule's rigid structure suppresses non-radiative decay, enabling long-lived emission.
Researchers have successfully synthesized high-performance materials using high pressure, including superhard and superconducting materials. The article highlights the potential of high-pressure chemistry for discovering new materials and phases, despite challenges remaining in terms of experimental costs and equipment operation.
Researchers have developed a high-performance, open-access continuous flow process to produce key antibacterial drugs from bio-based furfural. The platform enables rapid, scalable and safer synthesis of nitrofuran drug precursors.
Researchers at TUM have developed a new material that exceeds existing records for ion conductivity in solid-state batteries by incorporating scandium into a lithium antimonide compound, creating specific gaps for easier lithium movement
Scientists create two innovative electrolysis systems that use urea found in urine and wastewater to produce green hydrogen at a lower cost than traditional methods. The breakthrough overcomes limitations such as toxic by-products and corrosion issues, paving the way for scalable production.
Rasika Dias, a renowned chemist at UTA, has been named a 2025 fellow of the Royal Society of Chemistry for his groundbreaking contributions to chemical sciences. He is the second chemistry faculty member to receive this honor.
The companies have created a microfluidic device-based LNP production system that enables precise control over particle size, addressing previous productivity issues. The system can produce various types of LNPs in small-batch or mass quantities, from personalized medicine to vaccines for infectious diseases.
A comprehensive review article highlights emerging strategies that enable environmentally benign coupling reactions, reducing reliance on rare metals and lowering energy consumption. The hypervalent iodine approach facilitates selective bond formation with high functional group tolerance and broad substrate scope.
A professor is conducting a study to increase forest farming in Appalachia, with the goal of creating a sustainable economy for the region. The project aims to develop the workforce and formalize businesses to ensure efficient supply chains.
The reuse of human urine could significantly reduce the global demand for fertilizers in agriculture, lowering energy consumption and greenhouse gas emissions. Researchers have developed a system to recover nitrogen from urine, which can be used as fertilizer for urban agriculture.
A new study by researchers at the Institute of Science Tokyo hints that calcium ions played a crucial role in shaping life's earliest molecular structures. The team discovered that calcium dramatically alters how tartaric acid molecules link together, favoring homochiral polymers and potentially influencing the emergence of life.
Researchers have made progress in understanding how Streptococcus pneumoniae constructs its capsule, a critical target for vaccine development. The study identified three categories of transporters that facilitate sugar building block transport, with relaxed specificity transporters posing potential risks to bacterial growth.
Researchers have developed a new sensor to detect hazardous gas leaks in lithium-ion batteries, which could prevent catastrophic failures and enhance the reliability of battery-powered technologies. The sensor detects trace amounts of ethylene carbonate vapour, targeting potential battery failures before they escalate into disasters.
Researchers have discovered a protein called MdfA that enables bacteria to shut down into dormant spores under extreme conditions. This process allows bacteria to survive in uninhabitable places and evade hospital cleaning, making them potentially deadly superbugs.
A research project from Politecnico di Milano proposes a novel method to recycle used vegetable oil into valuable resources like bio-lubricants and air purification devices. The project optimizes waste treatment processes while reducing waste and promoting European independence in critical raw material supply.
Researchers at MIT have devised a simplified process to convert skin cells directly into neurons, bypassing the stem cell stage and achieving yields of over 10 neurons from a single skin cell. This approach could potentially be used to treat patients with spinal cord injuries or diseases that impair mobility.
Researchers have developed cost-effective and efficient water-splitting catalysts using cobalt and tungsten, which surprisingly increase in performance over time. The unique self-optimization process involves changes in the chemical nature of the catalyzing oxide, leading to improved activity and reduced overpotentials.
Researchers at ETH Zurich developed a groundbreaking method to recycle Plexiglas by breaking down polymer chains into individual monomer building blocks. The process relies on a chlorinated solvent and UV light, with yields of up to 98% even in multicoloured samples.
Researchers developed a novel approach using electrospun poly(Lactic-co-Glycolic Acid) membrane with autologous cells to treat oral mucositis, a painful side effect of chemotherapy. The study showed significant results, with ulcers healed completely within six days and reduced inflammation.
A team of researchers led by Tufts University's Charles Sykes has discovered a new process for producing ethylene oxide, which is widely used in plastics, textiles, and disinfectants. The new method reduces CO2 emissions and eliminates the need for toxic chlorine.
Researchers developed a liquid fertilizer replacing unsustainable chemical fertilizers with organic waste, producing up to 100% of nitrogen and 77% of phosphorus. The method also increases phosphorus solubility by adjusting pH levels.
The motion of particles in high-energy nuclear collisions follows a Lévy-stable distribution, confirming the interdisciplinary nature of the phenomenon. This finding has implications for fields such as biology, earth sciences, and economics.
A recent study found that autophagy, a natural defense mechanism in cells, is less efficient in female eggs with moderate or severe DNA damage. Boosting autophagy can improve egg quality and reduce the risk of miscarriage and birth defects. The study's findings offer new directions for improving reproductive health.
A recent study found that polyester microdroplets can form in salt-rich environments, at low alpha-hydroxy acid concentrations, and in small reaction volumes. This expands on previous research and suggests that polyester protocells were likely more common on early Earth than previously thought.
Researchers at Tel Aviv University have developed a method to transform graphite into novel materials with controlled atomic layers, enabling the creation of tiny electronic memory units. This process, known as 'Slidetronics,' allows for precise manipulation of material properties, opening doors to innovative applications in electronic...
A new study highlights the need for collaboration among recyclers, manufacturers, and policymakers to develop efficient and sustainable lithium-ion battery recycling processes. Advanced techniques like direct recycling and upcycling could reduce costs by up to 40% while minimizing secondary pollution.
A POSTECH research team developed a novel multidimensional sampling theory to overcome limitations of flat optics. Their study identifies constraints of conventional sampling theories and presents an innovative anti-aliasing strategy, significantly enhancing optical performance.
A novel double aryne insertion strategy has simplified the production of complex thioxanthones, a type of organic compound with various industrial and medical applications. The new method enables efficient synthesis of diverse thioxanthone derivatives, including functional molecules and photocatalysts.
The OSIRIS-REx mission returned a large sample from asteroid Bennu, which Japanese collaborators detected includes all five nucleobases required for life. The analysis revealed high concentrations of ammonia and nitrogen-rich organic matter.
A new process converts polycotton textile waste into glucose, a key bio-based feedstock, and separates polyester fibers for reprocessing. The technique is scalable and cost-effective, offering a viable solution to textile waste recycling.
Researchers developed AshPhos, a ligand that facilitates the formation of carbon-nitrogen bonds using inexpensive materials. The tool has potential applications in pharmaceuticals, nanomaterials, and degrading PFAS pollutants.
Four Case School of Engineering faculty members, A. Bolu Ajiboye, Christine Duval, Burcu Gurkan, and Steve Majerus, received the Presidential Early Career Award for Scientists and Engineers from the US government. The award recognizes their exceptional talent, dedication, and impact in their respective research fields.
The University of Texas at Arlington is developing more efficient processes for sourcing rare earth elements needed to produce high-performance magnets. The project aims to make the mining of these critical materials more environmentally sustainable and cost-effective.
Lithium-sulphur batteries have high specific energy densities but are susceptible to degradation due to polysulphide and sulphur phase formation. Researchers investigated lithium-sulphur pouch cells using operando analysis, revealing new insights into cell component design and performance.
A team of scientists has developed a method to insert a filiform molecule into the cavity of a ring-shaped molecule using light-induced reactions and self-assembly processes. This creates a molecular fit that is not possible at thermodynamic equilibrium, enabling the creation of new substances with unique properties.
The 26th Nagoya Medal of Organic Chemistry will be held on January 24th, 2025, with gold medalist Professor Alois Fürstner presenting lectures on catalysis and metal-carbene chemistry. Silver medalist Professor Masayuki Inoue will discuss total synthesis of highly oxygenated natural products.