Current Additives News and Events

Current Additives News and Events, Additives News Articles.
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Rebuilding soil microbiomes in high-tunnel agricultural systems focus of study
The presence of high salt and nitrogen concentrations in high- tunnel soils may make it more challenging to rebuild a healthy soil microbiome following a soil-clearing event, according to microbial ecologists in Penn State's College of Agricultural Sciences. (2021-02-11)

Russian scientists significantly improved coal-burning efficiency
A team of Russian scientists from NUST MISIS, Tomsk Polytechnic University (TPU) and Boreskov Institute of Catalysis has suggested a new approach to modifying the combustion behavior of coal. The addition of copper salts reduces the content of unburnt carbon in ash residue by 3.1 times and CO content in the gaseous combustion products by 40%, the scientists found. The research was published in Fuel Processing Technology. (2021-02-10)

New synthetic route for biofuel production
A German-Chinese research team has found a new synthetic route to produce biofuel from biomass. The chemists converted the substance 5-hydroxymethylfurfural (HMF) produced from biomass into 2,5-dimethylfuran (DMF), which could be suitable as a biofuel. Compared to previous methods, they achieved a higher yield and selectivity under milder reaction conditions. (2021-02-08)

Batteries that can be assembled in ambient air
POSTECH-Ulsan College joint research team develops a multi-functional separator membrane that traps impurities in the air. Opens the possibility of a battery manufacturing environment that reduces processing costs without a dry room. (2021-02-01)

Turning food waste back into food
UC Riverside scientists have discovered fermented food waste can boost bacteria that increase crop growth, making plants more resistant to pathogens and reducing carbon emissions from farming. (2021-01-28)

Highly efficient grid-scale electricity storage at fifth of cost
Researchers in WMG at the University of Warwick, in collaboration with Imperial College London, have found a way to enhance hybrid flow batteries and their commercial use. The new approach can store electricity in these batteries for very long durations for about a fifth the price of current technologies, with minimal location restraints and zero emissions. (2021-01-22)

Purely organic hole transporter
Durable, high-performing perovskite solar cells also require durable, high-performing charge-transporting layers. Scientists have developed the first organic hole transporter that does not need a dopant to attain high charge mobility and stability. According to the study published in the journal Angewandte Chemie, this novel hole-transporting layer outperforms reference materials and protects the perovskite organic cell from air humidity. (2021-01-18)

Rice 'flashes' new 2D materials
Rice University scientists extend their technique to produce graphene in a flash to tailor the properties of 2D dichalcogenides, quickly turning them into metastable metallics for electronic and optical applications. (2021-01-11)

Nanoparticles could improve oil production
A team of scientists from Siberian Federal University together with their colleagues from Novosibirsk studied the effect of nanoparticles on oil production efficiency. When added to the water that displaces oil from a reservoir, nanoparticles improve the separation of oil drops from mine rock and their washing to the surface. The work received a grant from the Russian Science Foundation, and an article about it was published in the Journal of Molecular Liquids. (2020-12-22)

Scientists suggested a method to improve performance of methanol fuel cells
Fuel cells based on methanol oxidation have a huge potential in the motor and technical industries. To increase their energy performance, scientists suggest using electrodes made of thin palladium-based metallic glass films. A group of researchers from Far Eastern Federal University (FEFU), Austria, Turkey, Switzerland, and the UK has developed a new metallic glass for this application. The results were reported in the Nanoscale journal. (2020-12-22)

Plastics pose threat to human health
Plastics contain and leach hazardous chemicals, including endocrine-disrupting chemicals (EDCs) that threaten human health. An authoritative new report, Plastics, EDCs, & Health, from the Endocrine Society and the IPEN (International Pollutants Elimination Network), presents a summary of international research on the health impacts of EDCs and describes the alarming health effects of widespread contamination from EDCs in plastics. (2020-12-15)

Marine pollution: How do plastic additives dilute in water and how risky are they?
New research by scientists from Korea shows that additives in plastic materials deployed or thrown in coastal environments diffuse into the environment at different rates. Their findings demonstrate how assessments of exposure risk based on the composition of the source plastic waste will be inaccurate, because this composition varies as plastics break down and additives dilute into the environment at different rates. A new evaluation method is needed, and these scientists have just the solution! (2020-12-14)

RUDN University biologist: Fern leaves improve immunity and support growth in carps
According to a biologist from RUDN University, fern leaves powder has a positive effect on the immune system, antimicrobial activity, and growth of carps. Based on this data, fish farms can breed big and healthy fish without using any chemical additives. (2020-12-07)

Plastic contaminants harm sea urchins
Plastics in the ocean can release chemicals that cause deformities in sea urchin larvae, new research shows. (2020-11-30)

Russian scientists improve 3D printing technology for aerospace composites using oil waste
Scientists from NUST MISIS have improved the technology of 3D printing from aluminum, having achieved an increase in the hardness of products by 1,5 times. The nanocarbon additive to aluminum powder, which they have developed, obtained from the products of processing associated petroleum gas, will improve the quality of 3D printed aerospace composites. The research results are published in the international scientific journal Composites Communications (2020-11-25)

3D printing -- a 'dusty' business?
3D printers are becoming increasingly popular. They can be used to create a wide variety of three-dimensional objects based on computer templates. For example, depending on the method used, objects can be printed using plastics, synthetic resins, ceramics or metal. The material is applied layer by layer and, in doing so, building the printed object. But what about health risks from the extremely fine particles and volatile chemical substances that might be released and inhaled during printing? (2020-11-12)

New technique extends next-generation lithium metal batteries
Columbia Engineering researchers have found that alkali metal additives, such as potassium ions, can prevent lithium microstructure proliferation during battery use. They used a combination of microscopy, nuclear magnetic resonance, and computational modeling to discover that adding small amounts of potassium salt to a conventional lithium battery electrolyte produces unique chemistry at the lithium/electrolyte interface, and modulates degradation during battery operation, preventing the growth of microstructures and leading to safer, longer lasting batteries. (2020-11-04)

Tel Aviv University says 'environmentally-friendly' tableware harms marine animals
A new Tel Aviv University study compares the effects of two types of disposable dishes on the marine environment -- regular plastic disposable dishes and more expensive bioplastic disposable dishes certified by various international organizations -- and determines that the bioplastic dishes had a similar effect on marine animals as regular plastic dishes. (2020-11-04)

Ants swallow their own acid to protect themselves from germs
Ants use their own acid to disinfect themselves and their stomachs. A team from Martin Luther University Halle-Wittenberg (MLU) and the University of Bayreuth has found that formic acid kills harmful bacteria in the animal's food, thereby reducing the risk of disease. At the same time, the acid significantly influences the ant's intestinal flora. The new study was published in the journal eLife. (2020-11-03)

RUDN University chemist created a catalyst from orange peel for organic compounds production
N-heterocycles are organic substances used in the chemical industry and medicine. To produce them, expensive catalysts made from noble metals are used. A chemist from RUDN University developed a nanocatalyst for N-heterocycles that consists of zinc oxide and niobium and can be obtained using orange peel without any additional chemical agents. The catalyst makes the reaction almost 100% effective, thus increasing the efficiency and reducing the cost of N-heterocycles production. (2020-10-23)

Energy-harvesting plastics pass the acid test
Air-stable coatings can improve the longevity of wearable devices that tap into body heat. (2020-10-06)

Study shows heating in vaping device as cause for lung injury
Early results of an experimental vaping study have shown significant lung injury from E-cigarette (eC) devices with nickel-chromium alloy heating elements. The findings were consistent, with or without the use of nicotine, vitamin E oil or tetrahydrocannabinol (THC), which have previously been thought to contribute to the life-threatening respiratory problem. (2020-09-28)

SUTD researchers develop simple method to 3D print milk products
Additive free, multimaterial 3D printing is achieved for milk-based products without temperature control (2020-09-18)

Research explores factors influencing soybean injury by synthetic auxin herbicides
Synthetic auxin products have given growers an important option for managing weed populations resistant to glyphosate and other herbicides. But according to an article featured in the journal Weed Technology, there is one important downside to dicamba, 2,4-D and other synthetic auxins. They often move off-target and can cause severe injury to sensitive plants growing nearby. (2020-09-14)

More chemicals can be assessed for endocrine disrupting effects
A European guidance document aimed at identifying endocrine disrupting pesticides can--with some modifications--be used to assess other chemicals' endocrine disrupting effects. This is the finding of a new study conducted by the National Food Institute, Technical University of Denmark, and Copenhagen University Hospital. (2020-09-09)

A chemist from RUDN developed a new type of one-molecule thick water-repellent film
A chemist from RUDN University together with colleagues created a new type of two-dimensional nanofilm from an organic material called calixarene. The invention can be used as a protective coating in electronics and as a part of molecular filters. They also suggested a way of increasing the durability of such films with UV radiation (2020-09-09)

New understanding of electrolyte additives will improve dye-sensitised solar cells
Dye-sensitised solar cells could perform better thanks to improved understanding of additives in optimising electrolytes. Researchers have determined that the molecules 4-tert-butylpyridine (tBP) and 1-methyl-benzimidazole (NMBI) can play an integral role in suppressing recombination losses and maximising efficiency. (2020-09-03)

Research shows how a diet change might help US veterans with Gulf War illness
A new study from American University shows the results from a dietary intervention in U.S. veterans suffering from Gulf War Illness, a neurological disorder in veterans who served in the Persian Gulf War from 1990 to 1991. (2020-08-31)

Rates of e-cigarette and marijuana use not associated with vaping-related lung injuries
Higher rates of e-cigarette and marijuana use in U.S. states did not result in more e-cigarette or vaping-related lung injuries (known as EVALI), a new study from the Yale School of Public Health finds. (2020-08-25)

Scientists get atomistic picture of platinum catalyst degradation
Degradation of platinum, used as a key electrode material in the hydrogen economy, severely shortens the lifetime of electrochemical energy conversion devices, such as fuel cells. For the first time, scientists elucidated the movements of the platinum atoms that lead to catalyst surface degradation. (2020-08-24)

Molecular additives enhance mechanical properties of organic solar cell material
Ganesh Balasubramanian, P.C. Rossin assistant professor of Mechanical Engineering & Mechanics at Lehigh University, and his graduate student Joydeep Munshi demonstrated that adding small molecules to a semiconducting polymer blend enhances the performance and stability of material used in organic solar cells. The study is described in an article, 'Elasto-morphology of P3HT:PCBM bulk heterojunction organic solar cells' featured on the back cover of Soft Matter. (2020-08-12)

Selective conversion of reactive lithium compounds made possible
Researchers at Ruhr-Universität Bochum have developed a new catalyst that can catalyse reactions to produce pharmaceuticals or chemicals used in agriculture. It creates carbon-carbon bonds between what are known as organolithium compounds without creating any unwanted by-products. (2020-08-12)

Developing new smart soft materials
The research team directed by H. Shimomoto and E. Ihara in Ehime University synthesized pH-responsive dendronized polymers by C1 polymerization of dendron-containing diazoacetates, and demonstrated a unique pH-responsive behavior of the resulting polymers. These achievements will contribute to progress in the field of polymer chemistry and will allow us to develop new types of smart soft materials. (2020-08-04)

Tandem catalytic system efficiently converts carbon dioxide to methanol
Boston College chemists have used a tandem catalytic system to efficiently convert carbon dioxide to methanol. By encapsulating multiple catalysts involved in the tandem process in nanoporous materials called metal-organic frameworks, the team reports achieving superior performance by eliminating catalyst incompatibility. The method could be applied to other tandem catalytic processes, allowing more efficient access to alternative fuels, commodity chemicals, and valuable pharmaceutical products. (2020-07-24)

Some "inactive" drug ingredients may not be inert
The inactive ingredients that make up a major component of drug formulations may not be as inactive as previously thought, researchers report. (2020-07-23)

New research finds graphene can act as surfactant
New research into graphene flakes has discovered that the material can act as a surfactant, for the first time demonstrating how it can be a versatile 2D stabiliser ideal for many industrial applications from oil extraction to paper processing. (2020-07-22)

Regulating the properties of MAPbBr3 single crystal via voltage and application
Defect density is one of the most significant characteristics of perovskite single crystals (PSCs) that determines their optical and electrical properties, but few strategies are available to tune this property. Developing a technique for modifying the defect population of PSCs without requiring chemical additives is urgently need. Here, they demonstrate that voltage regulation engineering is helpful to tune defect density, as well as the optical and electrical properties of PSCs and application in memristors. (2020-07-08)

KIST develops eco-friendly, flame-retardant carbon plastic ideal for recycling
A flame-retardant carbon-fiber-reinforced composite material has been developed. Korea Institute of Science and Technology (KIST) announced that a research team from its Institute of Advanced Composite Materials, headed by Dr. Yong chae Jung used plant-originated tannic acid to develop a flame-retardant carbon fiber-reinforced plastic (CFRP), and also presented a method for its eco-friendly recycling. (2020-06-24)

An excessive amount of propionic acid (PPA) in food preservatives may hinder brain development
This research proves the mechanism of autism induced by an imbalance of human gut microorganisms. (2020-06-17)

Novel computer-assisted chemical synthesis method cuts research time and cost
Hokkaido University scientists have succeeded in synthesizing an α,α-difluoroglycine derivative, a type of α-amino acid, based on a reaction path predicted by quantum chemical calculations. This novel method, combining experimental chemistry and computational chemistry, could innovate the development of new chemical reactions. (2020-06-08)

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