Articles tagged with Chemical Processes
Researchers at Pohang University of Science & Technology have unveiled an eco-friendly method to extract rare metals from semiconductor waste, recovering precious tungsten and assessing its economic viability. The bioleaching process, using a fungus to dissolve metals, is found to be 7% cheaper than traditional methods.
Scientists have developed a technique that illuminates the mechanisms underlying many chemical reactions by determining the 3D atomic coordinates, chemical makeup, and surface composition of heterogeneous nanocatalysts. This discovery enables engineers to rationally design nanocatalysts for optimized performance.
A new study from the University of Illinois Chicago proposes an alternative theory for the formation of Earth's continents, challenging the long-held leading theory. The researchers used computer models to investigate the origin of Archaean zircons, which date back to 2.5-4 billion years ago.
A research team at Iowa State University has developed artificial intelligence technology that can model and understand complex chemical reactions, including those involved in ammonia production. The technology uses reinforcement learning to identify the optimal reaction pathway, promising to reduce production costs and emissions.
Researchers at Argonne National Laboratory have developed biodegradable and recyclable luminescent polymers that can break down under heat or mild acid. The material showed a tenfold increase in light-emitting efficiency, making it suitable for applications such as displays and medical imaging.
Researchers are developing a framework to combine AI and human intelligence in process safety systems, aiming to enhance safety and efficiency. The study identifies challenges and benefits of using Intelligence Augmentation (IA) and proposes strategies for effective implementation to minimize risks.
Researchers have developed a new technique called burst sine wave electroporation (B-SWE) that can disrupt the blood-brain barrier around brain tumors without causing significant damage to healthy tissue. This method shows promise for treating aggressive brain cancers like glioblastoma, which currently have limited treatment options.
A new handheld device enables rapid non-invasive detection of harmful chemicals and biological molecules using a Raman spectrometer and cellphone camera. This technology reduces analysis time from days to minutes, making it ideal for remote areas where laboratory spectrometers are impractical.
A research team at New Jersey Institute of Technology has developed a novel pre-treatment process to enhance the performance of existing GAC systems for PFAS removal. The approach involves adding a chemical that forms hydrophobic complexes with PFAS molecules, improving removal efficiency and cost-effectiveness.
A new catalyst with a lead coating enhances the performance of a nickel-based hydrogen evolution reaction catalyst, increasing efficiency and resisting reverse current. This breakthrough could improve the durability of alkaline water electrolysis systems and support a green hydrogen economy.
Researchers have developed a more effective method of removing organic pesticides from drinking water using powdered activated carbon particles as small as 6 μm. This process achieves significant water treatment savings while ensuring the removal of toxic chemicals.
A study published in Frontiers in Fungal Biology reveals that microcolonial fungi and lichens on petroglyphs in the Negev desert can cause gradual erosion and damage. The researchers identified multiple species of these fungi and lichens, which are known to thrive in hot and cold deserts.
A new study found that claustrum neurons regulate engagement with sensory information during tasks and sleep. Increased activity in these neurons reduces impulsivity and improves performance.
Researchers at Pohang University of Science and Technology have developed a gel electrolyte-based battery that significantly reduces gas generation during charging and discharging processes. The new technology maintains its capacity even after 200 cycles, demonstrating enhanced safety and durability.
A Bronze Age purple dye workshop has been found on the Greek island of Aegina, featuring tools, ceramics, and snail shells that reveal the production process. The site provides insights into Mycenaean culture and trade during the Late Bronze Age.
Researchers at Pohang University of Science & Technology have created metasurfaces embedded with quantum dots, enhancing their luminescence efficiency. The study achieved up to 25 times greater luminescence efficiency compared to a simple coating of quantum dots.
Researchers developed a novel air-handleable garnet-type solid electrolyte technology that improves surface and internal properties, preventing contamination layer formation. This innovation enables the creation of ultra-thin lithium solid-state batteries with high energy density and low weight.
A recent study discovered a critical brain signal mediated by dopamine and its 'D2' receptors that plays a crucial role in timing actions. The research team used novel imaging techniques to observe this activity before self-timed presses, finding a gradual increase in brain signals about half a second prior.
Lynne McLandsborough's research offers a solution to the sticky sanitation issue in peanut butter and chocolate industries, improving food safety and reducing bacterial illness outbreaks. Her patent-pending method uses a water-in-oil emulsion to kill 99.9999% of Salmonella bacteria.
Researchers at UC Santa Barbara have developed a method using photobiocatalysis to produce non-canonical amino acids that can be used as building blocks for novel proteins, therapeutics, and natural products. The efficient process is stereoselective and eliminates the need for protecting groups.
Researchers review Silibinin's efficacy in managing inflammation, a key factor in tumour development and aging. The molecule may reduce drug-related toxicity and increase therapeutic potential in integrated cancer therapies.
Researchers developed polymeric protective films to improve anode interface stability in sulfide-based all-solid-state batteries. The films, made from various polymers, showed improved interfacial stability and high-capacity retention rates after multiple cycles.
Engineers have modelled a new way to recycle polystyrene that could make the material reusable. The technique uses pyrolysis to break down polystyrene into parts that can be reformed into new pieces of the material, reducing energy consumption and increasing yield.
The study investigates the anticancer potential of CLK kinase inhibitors 1C8 and GPS167, which inhibit CLOCK kinases and affect cancer cell proliferation. The compounds also alter the expression and alternative splicing of transcripts involved in EMT and antiviral immune response.
Researchers from MIT and Georgia Tech have developed a filter made from yeast encapsulated in hydrogels that can quickly absorb lead from contaminated water. The process, called biosorption, uses waste beer yeast to bind to and remove heavy metal ions, offering a potentially cost-effective alternative to existing technologies.
Researchers have discovered distinct ethanol-water molecular clusters that determine critical alcohol content ranges in various beverages. By controlling these clusters' transitions, manufacturers can maintain ideal taste while reducing alcohol concentration.
Researchers developed a device controlling tiny magnetic states in ultrathin magnets using tunneling currents, enabling probabilistic computing. This breakthrough could lead to advanced memory devices and entirely new types of computers solving complex problems efficiently.
University of Sydney researchers have developed a chemical process using plasma that could create sustainable jet fuel from methane gas emitted from landfills. This process has the potential to eliminate the need for traditional and sustainable jet fuels, which add further emissions into the atmosphere. By capturing almost the exact co...
A Princeton-led study suggests that co-producing steel and chemicals could significantly reduce greenhouse gas emissions from these industries. By redirecting steelmaking off-gas to chemical production, China can lower its hard-to-abate emissions and meet climate goals.
Researchers at the Institute of Physical Chemistry of the Polish Academy of Sciences successfully unlocked a puzzle in vascular tissue engineering, providing important experimental evidence towards understanding and controlling sprouting angiogenesis in vitro. They developed new image-analysis protocols to determine key parameters gove...
Researchers at TU Wien have created a nanofabric filter using waste cellulose that can efficiently remove hazardous dyes from water. The filter, called 'nanoweb', uses a high surface area to bind organic dye molecules, resulting in a 95% removal rate.
Researchers have developed PaCS-Toolkit to facilitate accessible parallel cascade selection MD (PaCS-MD) simulations. The software package automates the simulation process via a single configuration file, allowing users to explore different conformations and investigate molecular interactions more efficiently.
The study suggests that graphitisation could provide simplicity and a clean environment required for life, theorising that an object roughly the size of the moon hit early Earth around 4.3 billion years ago, depositing iron and other metals that reacted with water to form useful nitrogen-containing compounds.
Researchers at the University of Nottingham have developed a new coating process that increases the functionality of 3D printed plastics by adding color and anti-fungal properties. This breakthrough enables the creation of bespoke objects with improved durability and usability, particularly in moist environments.
Researchers developed a novel temperature-dependent viscosity mediated strategy to control Bi dopant deactivation during fiber drawing. A borate glass system with faster viscosity changing rate was created, resulting in the first demonstration of on-off gain in a Bi-doped borate fiber system.
A new research project, PHOTOZYME, aims to develop photobiocatalytic tools to convert basic chemicals into chiral molecules. The project combines biocatalysis, photochemistry, and directed evolution to create sustainable molecular synthesis.
Scientists developed a force-controlled release system harnessing natural forces to trigger targeted release of molecules, advancing medical treatment and smart materials. The breakthrough uses rotaxane technology to release multiple functional molecules simultaneously, including medicines and healing agents.
Researchers at The University of Manchester have developed a new ruthenium catalyst, proven to be long-term stable in air while maintaining high reactivity. This breakthrough enables the user to run simultaneous reactions, streamlining optimisation procedures and reducing waste accumulation.
A new statistical-modeling workflow can quickly identify molecular structures of products formed by chemical reactions, accelerating drug discovery and synthetic chemistry. The workflow also enables the analysis of unpurified reaction mixtures, reducing time spent on purification and characterization.
Scientists developed crack-free nanocellular graphene through liquid metal dealloying, exhibiting high tensile strength and conductivity. The material showed excellent performance in a sodium-ion battery, including high rate capabilities, long life, and deformation resistance.
The study proposes a smart food formulation model using infrared spectroscopy to predict puree quality. PLS regression models accurately predicted characteristics like color, viscosity, and acidity, opening avenues for optimizing puree formulation.
Researchers have developed two innovative methods for mass-producing metalenses, reducing production costs by up to 1,000 times. The team achieved successful creation of large-scale infrared metalenses with high resolution and exceptional light-collecting capabilities.
Researchers at Xi'an Jiaotong-Liverpool University developed a new method that enables the efficient production of cysteine-rich peptides and microproteins in their naturally folded 3D structure. The approach uses organic solvents to mimic nature's oxidative folding process, resulting in speeds of over 100,000 times faster than aqueous...
A new technique for producing polymer solid electrolytes has been developed, eliminating the need for vacuum heat treatment and increasing production speed by 13-fold. This method ensures consistent thickness and surface quality of polymer solid electrolytes, ideal for battery production.
Researchers at Carnegie Mellon University have created a new machine learning model that can simulate reactive processes in diverse organic materials and conditions. The model, called ANI-1xnr, performs simulations with significantly less computing power and time than traditional quantum mechanics models.
Researchers found a brainstem region that regulates breathing rhythm, ensuring breathing remains dominant over speech. The circuit also involves premotor neurons in the hindbrain region called the retroambiguus nucleus (RAm), which are activated during vocalization.
Rice University researchers have developed a transformative approach to harnessing the catalytic power of aluminum nanoparticles by annealing them in various gas atmospheres at high temperatures. This allows for modifying the structure of the oxide layer, making the nanoparticles versatile tools for different applications.
Researchers at the University of Texas at Austin are exploring natural catalysts to produce hydrogen gas from iron-rich rocks without emitting CO2. This process, known as geologic hydrogen production, has the potential to significantly increase global hydrogen production and offer a low-carbon emission footprint.
Researchers at Oxford University discovered that similarly charged particles in solution can attract each other at large separations, depending on the solvent. This effect has significant implications for processes such as self-assembly and phase separation.
Rice University researchers have developed a new, energy-efficient process to upcycle glass fiber-reinforced plastic (GFRP) into silicon carbide, widely used in semiconductors and sandpaper. The method involves heating the mixture of GFRP and carbon to extremely high temperatures, transforming it into conductive silicon carbide.
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 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.
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.