Articles tagged with Chemical Processes
A recent study by Binghamton University researchers found that 90% of commercial tattoo inks in the US market contain major discrepancies between their actual and labeled contents. The study analyzed 54 inks from nine manufacturers and discovered unlisted polyethylene glycol, propylene glycol, and other contaminants.
Researchers have developed a novel 'nano active control platform' to control excitons and trions, providing valuable insights into the optical properties of two-dimensional semiconductors. The breakthrough discovery enables real-time analysis of nano-light properties with exceptional spatial resolution.
A new metabolomics method has been proven to be a reliable approach for grouping chemicals, potentially reducing the use of lab rats. The study's results show that the method can accurately group chemicals into categories, making it a viable alternative to traditional methods.
Researchers developed a sustainable technique to 3D print multiple dynamic colors from a single ink using UV-assisted direct-ink-write printing. The new method produces structural colors in the visible wavelength spectrum, offering vibrant and potentially more sustainable alternatives.
Researchers at North Carolina State University are developing a suite of performance metrics to standardize the evaluation of self-driving labs in chemistry and materials science. These metrics aim to compare different lab technologies and identify areas for improvement, ultimately advancing the field and accelerating discovery.
Researchers at Delft University of Technology have developed pioneering advancements in the purification of isopropanol and acetone from waste gases through engineered bacteria. The novel process shows high-purity yields with recoveries over 99.2%, marking a significant step forward in sustainable industrial fermentation.
Researchers at Universiteit van Amsterdam developed an autonomous chemical synthesis robot with integrated AI, outperforming human chemists in terms of speed and accuracy. The 'RoboChem' system can perform various reactions while producing minimal waste and delivering results quickly.
A recent study by Tokyo University of Science researchers has uncovered the mechanisms by which plants regulate the production of reactive oxygen species (ROS). The findings, published in Physiologia Plantarum, reveal that ROS-generating enzymes are activated through two conserved mechanisms involving calcium ions and phosphorylation, ...
Scientists have discovered a new path to overcome the significant challenge of creating efficient green LEDs. By utilizing cubic III-nitride materials with an innovative aspect ratio phase trapping technique, researchers have successfully synthesized a green-emitting layer achieving up to 32% internal quantum efficiency.
Scientists at Ohio State University have developed efficient extraction methods for natural rubber-producing plants, including a dandelion species and a desert shrub. The new techniques improve latex yield and reduce environmental footprint, offering an alternative to the world's primary natural rubber supply in Southeast Asia.
Researchers use water as a nonlinear medium to create a supercontinuum white laser covering an impressive spectral range from UV to far infrared. The resulting ultrabroadband source has potential in ultrafast spectroscopy, hyperspectral imaging, and scientific research.
Researchers have developed a new catalyst that exceeds 30% yield for the production of ethylene through oxidative coupling of methane, a more sustainable and economically viable method. The core-shell Li2CO3-coated mixed rare earth oxides catalyst enables sequential oxygen switching, replenishing its ability to provide oxygen for the r...
A new study by GIST researchers provides efficient hydrogen storage solutions using clathrate hydrates, overcoming limitations such as limited gas storage capacities and slow formation rates. The study offers crucial insights for developing clathrate hydrate-based technologies for carbon dioxide separation and hydrogen storage.
MIT researchers successfully produced a miniaturized quadrupole filter using additive manufacturing, achieving precision comparable to commercial-grade filters at a fraction of the cost and weight. This breakthrough enables the development of portable mass spectrometers for rapid chemical analysis in remote settings.
A new method for desalinating seawater using hydrate-based desalination technology has been developed, offering a low-energy solution for producing freshwater. The research team calculated optimal temperatures for enhanced efficiency, with maximum water yields reaching up to 67% in certain brine concentrations.
Researchers at UNIST developed a novel one-pot process for growing Bdellovibrio bacteriovorus, a predatory bacterium with potential as 'living antibiotics'. This approach eliminated the need for multiple vessels and reduced growth time by over 50%, enabling large-scale cultivation without compromising efficacy.
Biopolymer composites made from agarose and chitosan demonstrate enhanced strength, antibacterial properties, and water repellence. These sustainable materials could lead to eco-friendly packaging solutions for food and consumer goods.
Researchers have developed an ion-exchange method that captures CO2 at room temperature, paired with an electrochemical cell to purify the gas. The technology has the potential to be powered by industrial waste heat or geothermal energy, reducing emissions and costs.
Researchers from MIT have developed a new method to integrate fragile 2D materials into devices, opening the path to next-generation devices with unique optical and electronic properties. The technique relies on engineering surface forces available at the nanoscale, allowing for pristine interfaces.
Researchers from China University of Petroleum apply terahertz spectroscopy to characterize oil shale's anisotropy, organic distribution, and fingerprint spectrum. The method enables simultaneous characterization of main oil generation zones and natural gas zones.
Researchers discover chemical injection strengthens sandy soil through increased cohesion and internal friction angle, with no long-term strength loss. The treatment also enhances water-sealing capacity, mitigating flood risks and improving infrastructure durability.
Researchers developed a metal-organic coating that protects bacterial cells from damage without impeding their growth or function. The coated bacteria improved the germination rate of various seeds by 150 percent, making it possible to deploy microbes as fertilizers for large-scale agricultural use.
Researchers at Johannes Gutenberg University Mainz discovered a unique cryptochrome protein in marine bristle worms that distinguishes between sunlight and moonlight. The protein's structure reveals an unusual light-induced change from dimer to monomer arrangements, allowing it to synchronize reproduction with lunar phases.
Scientists have developed a new, efficient ethanol catalyst made from copper nanoparticles, which is cheaper than platinum and could increase the potential of ethanol fuel cells. The catalyst was created through laser melting and shows great promise for improving ethanol oxidation.
Researchers at the University of Alberta have created a new process to produce insulin-producing pancreatic cells from patient stem cells, achieving a 90% success rate. The breakthrough could lead to injection-free glucose control in people with diabetes and eliminate the need for anti-rejection drugs.
Researchers at Xi'an Jiaotong-Liverpool University have developed a sensitive and robust pH sensor that can detect pH variation in just a few microliters of samples. The new sensor uses novel materials and methods to overcome the current method's limitations, which are not sensitive enough or fragile for commercial-scale use.
Researchers from Helmholtz-Zentrum Dresden-Rossendorf are studying near-Earth cosmic explosions to understand their potential impact on the Earth's biosphere. They found that ejected debris can reach our solar system, with some isotopes, such as iron-60 and plutonium-244, potentially coming from supernovae or other galactic events.
Using a small bird's nest-making process, researchers developed a nontoxic method for making cellulose gels that can be used in applications such as tunable drug delivery. The process also works with bamboo and other lignin-containing plant fibers.
Researchers at Chalmers University of Technology have developed a new method for recycling metals from spent electric car batteries using oxalic acid. The method allows for the recovery of 100% of aluminum and 98% of lithium, minimizing waste and utilizing an environmentally friendly ingredient.
A novel strategy utilizing phosphorus nanolayers mitigates electrode-level heterogeneity in fast-charging lithium-ion batteries. The graphite-phosphorus composite exhibits consistent cycle retention, high Coulombic efficiency, and improved lithiation uniformity.
Researchers propose a hybrid control strategy combining model-based optimization and in-cell feedback control to solve the process-model mismatch issue. This approach enhances the regulation of metabolic toggle switches, leading to increased isopropanol yields and robust microbial material production.
Researchers at Cornell University have developed a new method to purify rare earth elements using metal-loving microbes. The microbe selectively adsorbs and purifies these elements, eliminating the need for harsh chemicals.
Researchers have developed a new semiconducting material called multielement ink that can be processed at low temperatures, paving the way for more sustainable semiconductor industry. The breakthrough enables faster and lower-energy production of semiconductors, which could significantly reduce carbon emissions.
Peroxisomes, like miniature factories, specialize in detoxifying cells by dismantling excess fatty acids and toxic substances. The discovery sheds light on the recycling mechanism of biological nanomachines, AAA-ATPases, which keeps inner cell surroundings clean and functional.
The team created a proof-of-concept nanocapsule capable of delivering specific payloads to targeted locations, with potential applications in drug delivery, nutrient transport, and other fields. By using calcium metal ions as building blocks, they can generate identical reservoirs for different substances.
A new approach for coupling different light modes enables unprecedented data transfer rates in an MDM system. By using a gradient-index metamaterial waveguide, researchers achieved a high coupling coefficient and created a 16-channel MDM communication system with a data transfer rate of 2.162 Tbit/s.
Researchers at Pohang University of Science & Technology developed world-class perovskite transistors by combining three distinct perovskite cations, achieving high hole mobility and on/off current ratio. This breakthrough enables faster computing with lower power consumption.
A recent study evaluates the feasibility of ammonia-based power generation through techno-economic and carbon footprint analyses. The research reveals an impressive energy efficiency rate of 46.7% within the designed power generation process, with costs and greenhouse gas emissions considered.
Table salt has been found to outperform expensive catalysts in the pyrolysis process, which breaks down plastics into simpler compounds. The researchers' findings have significant implications for reducing costs and increasing efficiency in plastic recycling, with potential applications in industries such as packaging and energy.
A new artificial olfactory system, integrated on a single chip, detects food spoilage by identifying low levels of hydrogen sulfide and ammonia gases. The system tracks freshness scores in real-time during the spoilage process.
Researchers at CNRS develop new synthesis method for silicones, eliminating toxic cyclic oligosiloxanes and endocrine disruptors. The breakthrough could significantly impact the industrial sector with a more environmentally-friendly alternative.
Researchers at Tohoku University developed a framework to predict how the structure of solid-state electrolytes affects battery performance. The framework uses a genetic algorithm and computational modeling to accurately predict electrolyte conductivity and identify key factors that affect performance.
Scientists at Nanyang Technological University have developed a sustainable method to produce lactic acid using discarded jackfruit seeds. The new process is cheaper and more efficient, reducing waste and environmental impact while addressing rising production costs.
Researchers use surface normal nonlinear photodetector to improve speed and energy efficiency of diffractive optical neural networks. The new device can perform high-speed image and video processing at the speed of light in an extremely energy efficient manner.
Researchers at Texas A&M University have developed an isochoric vitrification technique that preserves and revives live coral fragments without forming ice. This breakthrough enables the collection of coral samples throughout the year, supporting conservation efforts to protect reefs and their diverse ecosystems.
UC Santa Barbara researchers develop new catalytic process that can convert polyolefins from single-use plastics into valuable alkylaromatics, underlying surfactants in detergents. The improved method reduces production time and energy input, enabling potential commercialization and large-scale use.
A new technique converts kale waste into phytochemicals for use in health and personal care products, preserving potency and using non-toxic solvents. The method reduces energy consumption and emissions, making it attractive for industry adoption and supporting a circular economy.
Researchers have developed a highly efficient organometal halide perovskite photoanode that suppresses internal and external losses associated with photoelectrochemical water splitting, enhancing reaction kinetics. The new design achieves an unprecedented applied bias photon-to-current conversion efficiency of 12.79%.
The newly expanded NSF Center for the Mechanical Control of Chemistry will investigate atomic-scale mysteries of crushing chemistry, enabling new advances in chemistry. The center will provide insights necessary for scaling up mechanical chemistry research across the US.
The seventh cohort of Innovation Crossroads aims to develop transformative energy technologies. Cohort 7 fellows are creating innovative solutions for plastic waste recycling, energy storage, and wind turbine blade production.
Researchers discovered how pasteurization and sterilization impact a drink made from coconut and rice. The starches in the rice flour gelatinized, producing a darker color and stickier fluid. Acidities increased, with fewer sugars, altering the taste.
A novel Raman technique called thermostable-Raman-interaction-profiling (TRIP) allows for label-free and highly reproducible Raman spectroscopy measurements, breaking a 50-year-old challenge. The TRIP method enables the detection of protein-ligand interactions in real-time, potentially shortening drug and vaccine testing timelines.
Researchers at UC Santa Barbara have developed a synergistic method that allows for the synthesis of non-canonical amino acids, which are important for therapeutic purposes. The process shortens existing multi-step methods by 3-5 steps and provides stereoselective chemistry.
The new method creates complex 3D shapes in seconds by applying heat to pre-folded flat sheets with origami patterns. This innovation has the potential to mitigate issues with traditional 3D printing, such as material wastage and long print times, and can be used in various fields like fashion, disaster recovery, and more.
Researchers have developed a set of biocatalysts that enable precise control over free radical reactions, solving a decades-old challenge in asymmetric catalysis. The metalloenzymes can selectively convert chiral compounds into desired products, opening up new possibilities for the synthesis of bioactive molecules and everyday polymers.
Researchers reveal a crucial link between DNA copy number and autophagy in embryonic development. High levels of autophagy are observed in cells with multiple copies of DNA, which can lead to programmed cell death.
Researchers at the University of Colorado Boulder have developed a new way to recycle polyethylene terephthalate (PET) plastic using electricity and chemical reactions. In small-scale lab experiments, PET was broken down into its basic building blocks, which can be recovered and potentially reused to make new plastic bottles.
Scientists at Chalmers University of Technology have created a new method for removing mercury from concentrated sulphuric acid, reducing levels by more than 90%. This innovation could lead to reduced mercury emissions and the production of high-purity, non-toxic products in industries such as mining and metal refining.
Researchers develop an ionic device utilizing redox reactions to achieve a high number of reservoir states, enabling efficient complex nonlinear operations. The device demonstrated remarkable performance in solving second-order nonlinear dynamic equations and predicting future values with low mean square prediction error.
The WVU Pollution Prevention Program provides customized source reduction solutions, training, and digital technologies to minimize waste. The program aims to help businesses achieve carbon neutrality through data-driven modeling and AI-powered adjustments.