Articles tagged with Chemical Solutions
Researchers developed an eco-friendly method for fabricating perovskite solar cells using a fluoride additive in a water-based solution. This approach achieves high power conversion efficiencies while reducing environmental and health risks.
The FLUID robot, developed by Hokkaido University researchers, automates the co-precipitation of cobalt and nickel to create binary materials with precision. The open-source system uses a 3D printer and off-the-shelf electronics, making it customizable and cost-effective for researchers worldwide.
A recent study identified a quasi-conversion reaction on the cathode surface during discharging, leading to accelerated battery degradation. High nickel content exacerbates this effect.
The researchers have created a way to deliver certain drugs in higher doses with less pain by injecting them as a suspension of tiny crystals. This approach can enable long-term delivery of contraceptives or treatments for diseases such as HIV, reducing the need for frequent injections.
Researchers developed a natural detergent using cellulose nanofibers from wood and zein protein from corn, effective in removing various stains without leaving residues. The new detergent outperformed commercial products in some tests, suggesting a potential sustainable alternative to synthetic cleaning agents.
The latest release of Wiley's AntiBase Library adds 9,500 compounds, increasing the total number of compounds in the database to over 105,000. This expanded database provides a powerful screening tool for discovering novel compounds with antimicrobial, antitumor, or other desired effects.
A Chinese research team has developed a new strategy for recycling spent lithium-ion batteries using a hydrometallurgical process in neutral solution. The addition of glycine improves the leaching efficiency, allowing for the extraction of valuable metals such as lithium, nickel, cobalt, and manganese with high accuracy.
A novel mixed-ligand strategy creates ultrahigh surface area, chemically stable chiral MOFs ideal for practical applications in asymmetric catalysis. The frameworks demonstrate record-breaking surface areas and exceptional structural features, making them suitable as heterogeneous catalysts.
University of Texas at Dallas researchers have discovered why LiNiO2 batteries break down during charging and are testing a solution to remove the key barrier to widespread use. They developed a theoretical solution that reinforces the material by adding a positively charged ion, creating pillars to strengthen the cathode.
Researchers have developed a low-cost method for producing pearlescent pigments using vanadium phosphates, which are stable in organic solvents and environmentally friendly. The process produces glossy, iridescent pigments with high aspect ratios and can be tailored to achieve specific colors and finishes.
Researchers investigated ozonated water's impact on SARS-CoV-2 in saliva, discovering that protein concentrations like amylase and mucin decrease ozone stability and effectiveness. This study provides insights into the applicability of ozonated water for disinfection in real-world settings.
Researchers at the University of Surrey have discovered a unique mix of lipids in polar bear fur that drastically reduces ice adhesion, paving the way for safer and more sustainable anti-freezing solutions. The study found that specific lipids, such as cholesterol and diacylglycerols, exhibit low adsorption energies on ice.
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 mucoadhesive films combining xyloglucan and green tea extract to treat oral mucositis, a painful inflammation caused by cancer treatment. The films demonstrated high strength and adhesion forces comparable to commercial products, showing promise as a novel treatment for oral mucositis.
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.
A new study from Duke University reveals that historic lithium mining is unlikely to contaminate surrounding waters with common pollutants like arsenic and lead. However, high levels of other metals including lithium, rubidium, and cesium were found in the mine's waters.
Researchers at Texas A&M University have developed a method to break down condensation polymers in plastics using solvents and liquid organic hydrogen carriers, producing aromatic compounds that can be used as fuels. This breakthrough has potential implications for the sustainability of the chemical industry and reducing global warming.
Rice University researchers developed an electrochemical reactor to reduce energy consumption in direct air capture. The new design has achieved industrially relevant rates of carbon dioxide regeneration and offers flexibility, scalability, and lower capital costs.
A process yielding record-high performing transistors from solution-deposited semiconductors has been developed, despite higher defect concentrations in the material. The researchers' work enables large-area applications and efficient processing, paving the way for high-performance electronics.
Researchers at KAUST have developed a new cooling system that extracts water from the air using gravity, eliminating the need for electricity. The system can double the rate of water collection compared to alternative technologies and offers significant energy savings.
Researchers from Tokyo Institute of Technology have developed a novel screening methodology using machine learning to identify key design guidelines for ternary metal sulfide electrocatalysts. Focusing on crystal structure leads to better results, overcoming challenges in material properties and electrochemical performance analysis.
A new filtration material developed by MIT researchers uses natural silk and cellulose to remove persistent chemicals, including PFAS and heavy metals. The material's antimicrobial properties help keep filters clean, providing a nature-based solution to water contamination.
Researchers at Tokyo Institute of Technology developed a highly selective and efficient glycerol electrooxidation process that converts waste into high-value three-carbon compounds. Higher borate concentrations improved selectivity for these products, reducing the need for additional processing.
Researchers at Osaka Metropolitan University developed a machine learning-based deicer that offers higher performance while minimizing environmental harm. The new mixture of propylene glycol and sodium formate solution shows improved ice penetration capacity, reducing the need for substance use.
A case report describes the successful use of thoracic paravertebral blocking to manage severe chronic pain associated with post-herpetic neuralgia. The procedure, involving repeated injections of levobupivacaine and dexamethasone, resulted in significant pain subsidence and reduced medication needs.
Researchers found that commercial cleaning products deposit a wide range of compounds on cleaned surfaces, which can impact indoor air quality. The study suggests that these residues should be studied in more detail to understand their effects on film growth and behavior.
University of Houston researcher Peter Vekilov discovers two-step incorporation into crystals, mediated by an intermediate state, solving a 40-year-old riddle. The new paradigm guides the search for solvents and additives to stabilize the intermediate state and slow down unwanted polymorphs.
Researchers at the University of Liverpool have made a groundbreaking discovery in polymer science, providing new insights into how polymer chains respond to accelerated solvent flows. This breakthrough has significant implications for various areas of physical sciences and industrial processes, including enhanced oil and gas recovery ...
A newly discovered fungus has been found to transform the toxic compound patulin into less harmful byproducts, offering potential solutions for controlling its presence in food products. The fungus, identified as Acremonium sp., was shown to degrade patulin into desoxypatulinic acid and other compounds, which are significantly less toxic.
Researchers investigate how water molecules react with or on nanoparticle surfaces in aqueous solutions. They found that acidic conditions cause water molecules to split on hematite nanoparticles, while basic pH is required for anatase nanoparticles.
Researchers used X-ray photocrystallography to study the transition metal-nitrenoid intermediate in catalytic amination reactions. The team successfully captured the structure and properties of the rhodium-acylnitrenoid intermediate, providing crucial insights into its reactivity.
Researchers discovered bimetallic tartrate complexes with unique structures, formed by insufficient ligand, leading to improved sensor characteristics for microbiosensors. The study showcases the potential of laser-induced chemical liquid phase deposition for creating nanostructures with various applications.
Scientists have developed a new dynamic probe to measure electric interactions between molecules and the environment. Using ultrashort terahertz pulses, they mapped the optical absorption of molecules in an external electric field, revealing the strength and dynamics of these forces.
A team of researchers from China and the UK has developed new ways to optimise the production of solar fuels by creating novel photocatalysts. These photocatalysts, such as titanium dioxide with boron nitride, can absorb more wavelengths of light and produce more hydrogen compared to traditional methods.
Researchers at NC State University have developed a novel method for creating CO2 capture filters using 3D printing. The filters, made from a hydrogel material infused with the enzyme carbonic anhydrase, captured 24% of CO2 in a gas mixture and retained 52% of its performance after over 1,000 hours. This technology has potential applic...
Researchers have developed a novel method for recycling valuable metals from spent lithium-ion batteries using spinning reactors. This technology simplifies the extraction-stripping process, allowing for rapid separation of metals in minutes with low concentrations of extractants.
A new method allows researchers to break down old clothing chemically and reuse polyester compounds to create functional coatings. The process, known as controlled crystallization, enables the creation of fire-resistant, anti-bacterial or wrinkle-free coatings that can be applied to various fabrics.
A new MRI approach uses harmless glucose solution to map brain glucose metabolism, generating reliable results and potentially improving diagnosis of conditions like Alzheimer's and cancer. Further studies are needed to confirm the findings and deploy this less-invasive method for patients.
Researchers at Colorado State University have created a new chemical strategy to deliver universal dynamic crosslinkers into mixed plastic streams, transforming them into viable new polymers that can be turned into higher-value materials. The method makes post-consumer plastics usable as a new kind of material with useful properties.
The study designs and synthesizes spherical high-nuclear lanthanide clusters with high stability, excellent solubility in organic solvents or aqueous solutions. These properties make them suitable as a new type of Gd-based MRI contrast agent, outperforming existing agents like Gd-DTPA.
Researchers from China and Singapore study the radiative properties of polyamide-12, a common marine microplastic pollutant. They found that most of the incident radiation is scattered by PA12 particles, affecting ocean light transmission and marine ecology.
Researchers at Pusan National University have created a portable molecular sensor that detects biogenic amines released from spoiled food using polydiacetylene-based beads. The sensor, which changes color to red upon binding with BAs, can be used for rapid visual detection of spoiled food during storage and distribution.
The new technique allows for the production of a dozen different soft polymer material morphologies, including ribbons, nanoscale sheets, rods, and branched particles. By precisely controlling three sets of parameters during manufacturing, researchers can fine-tune the morphology of polymeric materials at the micro- and nano-scale.
Hydrated electrons play a significant role in various processes, and researchers have observed their effect on the water solution. The study reveals that the electron causes a 'water quake' or 'tsunami,' which is caused by sudden charge separation during its formation.
A team of scientists developed a simplified and efficient method for artificial production of terpenes, using fluorinated alcohol catalyst solutions. This approach allows targeted production of natural substances from simple starting materials, offering potential applications in food, cosmetics, and pharmaceutical industries.
The IMPACTIVE project aims to develop a sustainable alternative to traditional pharmaceutical production methods. By leveraging mechanochemistry, the team hopes to reduce waste and emissions in the industry. The initiative has already shown promising results, with potential cost savings of up to 12%.
Researchers have developed a chemical variation that significantly improves the stability of perovskite thin films in solar cells, achieving efficiencies of up to 24.6%. The new coating, b-pV2F, wraps around individual microcrystals like a soft shell, reducing thermal stress and increasing efficiency.
Researchers discovered that positively charged micelles can significantly accelerate chemical reactions between like-charged molecules. By controlling the magnitude and spatial distribution of the electric charge on catalysts, reaction rates can be tuned within several orders of magnitude.
Researchers develop low-cost and eco-friendly method for high efficiency CIGSSe solar cells, achieving power conversion efficiency larger than 17%, by using aqueous spray deposition in air environment.
Researchers have successfully segregated oppositely helical supramolecular polymers in a solution using audible sound, inducing surface vibrations and advection currents. This approach allows for the spatiotemporal control of chiral supramolecular systems, enabling the segregation of multiple aggregates.
Scientists at Ural Federal University have developed a sensor device that determines cholesterol levels without using enzymes. The system uses copper chloride, making the process cheaper, easier, and faster than traditional methods.
Researchers from the Institute of Physical Chemistry, Polish Academy of Sciences, have developed a novel polymer-based solution that enables easy delivery of large molecules to cells. By applying hypertonic solutions, they can induce osmotic stress and relax the cell membrane, allowing for precise control over molecule transfer.
A new study from the University of Oklahoma is investigating the use of carbon dioxide to produce acrylic acid, a key component in various household products. By replacing propene with CO2, researchers aim to reduce production costs and create a more valuable resource.
Researchers have gained insight into the electronic structure of hydrated proton complexes, revealing that three inner water molecules are drastically modified by the proton. The first hydration shell senses the electric field of the proton through Coulomb interactions.
Researchers from Tokyo University of Science create new method for producing heterolayer coordination nanosheets with improved properties and controllability. The study expands the diversity of 2D materials, enabling potential applications in optoelectronics and renewable energy.
Researchers at Rice University have successfully created the first heat-tolerant, stable fibers from boron nitride nanotubes using a wet-spinning process. The fibers assemble themselves into liquid crystals, making them easier to process and suitable for large-scale applications in aerospace, electronics, and energy-efficient materials.
A team of researchers has developed a new approach to discover the thousands of human-made 'forever' chemicals, PFAS, using advanced mass spectrometry. The technique enables them to characterize and catalog the chemical compounds in the PFAS family.
Researchers at MIT have developed a new material that is stronger than steel and as light as plastic, with potential applications in car parts, cell phones, bridges, and other structures. The material, called polyaramide, self-assembles into sheets and has unique properties, including high elastic modulus and impermeability to gases.
Researchers found that increasing the solution pH makes niclosamide effective against SARS-COV-2 virus replication. A lower dose of niclosamide can also positively affect airway cells without harming them. This could enable safe and effective nose and throat sprays with added protection.
Researchers at Lawrence Berkeley National Laboratory have developed water-walking liquid robots that can retrieve and deliver precious chemicals autonomously. The robots use chemistry to control buoyancy and do not require electrical energy, making them ideal for applications such as chemical synthesis and drug delivery.