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In a paper in the journal Nature Materials , the team presents a plasmonic metal–polymer hybrid nanomaterial concept, in which the polymer coating reduces the apparent activation energy for hydrogen transport into and out of the plasmonic nanoparticles, while deactivation resistance is provided via a tailored tandem polymer membrane.
Researchers at the Université catholique de Louvain in Belgium have designed and synthesized a new class of electrically conducting anionic coordination polymers for all practically relevant alkali-cation storage. V in lithium-, sodium-, or potassium-based cells. Wang et al. doi: 10.1039/D2EE00566B.
Researchers at the Japan Advanced Institute of Science and Technology have improved the performance of silicon anodes in LIBs using a self-healing composite polymer binder for the silicon particles. The composite polymer structure holds the silicon particles together like a net and prevents them from rupturing.
A new study by researchers from Stockholm University concludes that automobile tires may be a potential previously unknown source of carcinogenic dibenzopyrenes—a type of high molecular weight polycyclic aromatic hydrocarbon (PAH)—to the environment. 60% rubber polymers; 20?35% between the lowest and the highest.
A new ENLITEN technology debuting on the Bridgestone Turanza EV is PeakLife, a next-generation polymer technology that enhances tread resistance to wear, aiding in enabling extended tire life. Bridgestone Turanza EV tires extend energy efficient performance with low rolling resistance made possible by Bridgestone’s ENLITEN tire technology.
At left, a traditional approach combines Si (blue spheres) with a polymer binder (light brown) plus carbon (dark brown spheres). At right, the new conductive polymer (purple) continues to bind tightly to the Si particles despite repeated swelling and shrinking. 1 in Si after 650 cycles without any conductive additive. —Gao Liu.
Polymer-based membranes developed at KAUST could enable greener and cheaper industrial separation approaches. Polymer membranes are cheaper and easier to manufacture and adapt to large-scale processes than inorganic membranes. A paper on the work is published in Science.
Researchers at the University of Illinois have developed a new polymer-curing process that could reduce the cost, time and energy needed, compared with the current manufacturing process. The resulting polymer and composite parts possess similar mechanical properties to those cured conventionally. —Robertson et al. Lloyd, Leon M.
The White House today released a national Bioeconomy Blueprint , a comprehensive approach to harnessing innovations in biological research to address national challenges in health, food, energy, and the environment.
Although the presence of microplastics in the environment is raising concerns, the amount of microplastics in air and water is small compared to another polymer that pollutes air and water: micro rubber. 22 kilotonnes of micro rubber have accumulated in the environment in Switzerland. —Christoph Hüglin. 2019.113573.
Manufacturers add synthetic antioxidants to plastics, rubbers and other polymers to make them last longer. However, the health effects of these compounds, and how readily they migrate into the environment, are largely unknown. The toxicological effects and environmental occurrence of most of these new compounds are unknown.
Global Bioenergies has purified its bio‐isobutene to 99.77%, a polymer‐grade level. Several applications in the polymers business (rubbers, plastics.) require high‐purity isobutene, and 99.77% corresponds to the polymer‐grade standard. —Thomas Buhl, Head of business development at Global Bioenergies.
Cit-e is a transport solution for private or public transport applications of the 1st and last mile focused on safety, performance and respect of the environment. Cit-e is equipped with LMP (Lithium Metal Polymer) batteries from Blue Solutions, the Bolloré Group's subsidiary specialized in batteries. Cit-e Autonomous.
To overcome the challenge of soluble polysulfides as charge/discharge intermediates in Li-S batteries, researchers at the University of Texas at Austin, with colleagues at Murray State University, have designed highly crosslinked polymer-electrolyte coating layers with electron-donating groups to bind the polysulfides. De La Hoz, Kevin M.
By using a composite polymer electrolyte based on Li 10 GeP 2 S 12 nanoparticles embedded in a modified polyethylene oxide polymer matrix, we found that Li 2 O is the main product in a room temperature solid-state lithium-air battery. … It also operates with oxygen supplied by air from the surrounding environment.
Solvay Specialty Polymers introduced Veradel 3300 SL 30 polyethersulfone (PESU). The new Veradel grade is a tough, high-performance resin designed to meet growing global demand for advanced polymers that can improve automotive powertrain efficiency and reduce carbon emissions.
In a paper in Nature Materials , the Penn State team reports a molecular-level SEI design using a reactive polymer composite, which effectively suppresses electrolyte consumption in the formation and maintenance of the SEI. In this project, we used a polymer composite to create a much better SEI. V Li|LiNi 0.5 Kim, Thomas E.
The post Unlocking the potential of hemp-based polymers appeared first on Innovation News Network. Biopolymers made of hemp oil form a versatile platform for high-performance plastics with benign degradation products.
Targeting the plastic industry first, and leveraging the material’s thermoplastic affinity to polymers, they company developed several commercial grades of UBQ material. UBQ GHG Neutralizer additives enable processors to directly compensate cO 2 -equivalent emissions (GHG) generated by plastic polymers. Polymers typically emit 1.9
PCC 6803 cells holding ethylene forming enzyme (Efe) from Pseudomonas syringae are entrapped within a natural polymer matrix, thus forming the thin-layer biocatalytic structure. Currently, ethylene is produced via steam cracking of fossil hydrocarbon feedstocks leading to a huge emission of CO 2 into the environment.
A three-dimensional view of the concept depicting the carbon-infused sulfur core, the hollow carbon nanoparticles and multilayer selective polymer membrane decorated with functionalized carbon. However, the use of polymers as interface modifiers, composites, or coatings have improved the cyclability of sulfur cathodes.
SES has addressed the dendrite safety problem associated with Li-metal batteries by coating lithium metal with a polymer coating and using a high-concentration electrolyte that suppresses the formation of dendrites. A car needs to work in hot and cold environments and perform seamlessly when driven fast or slowly.
The post TUS pioneers industrial-grade, sustainable polymer solutions appeared first on Innovation News Network. TUS is developing low-carbon, industrial-grade plastic packaging solutions to address the increasing issue of plastic waste.
Plants use different polymers in constructing cell walls, each with unique qualities essential for growth and survival. Suberin, the polymer analyzed in this study, is mostly located in the cell walls of seed and root systems. Liu also studies the biosynthesis of lignin, the polymer mostly responsible for strength in plant cell walls.
But methane is extremely inert in an oxygen-free environment and resists chemical reactions. A notable example is acetylene-led synthesis of lactic acid, which in turn can be easily polymerized into polylactic acid, a biodegradable polymer for packaging applications that can mitigate ocean plastic pollution.
The Hydrogen Materials Compatibility Consortium, or H-Mat , will focus on how hydrogen affects polymers and metals used in diverse sectors including fuel cell transportation and hydrogen infrastructure. Even less is known about how hydrogen affects the structure and mechanical properties of polymers, such as plastic pipes and rubber seals.
Our process aims to rebalance the overabundance of carbon in our environment and instead reuse it for meaningful applications. Polypropylene is a major polymer used in key applications, including medical devices like syringes and IV bags, automotive, furniture, textiles, and other durable products.
A novel phase change material composite is thermally decoupled from the environment by an insulating sandwich housing. This is based on a foam injection-molded integral polymer foam (SABIC PP15T1020), which is locally reinforced with high-strength thermoplastic fiber-plastic composites (TP-FKV) using the hybrid production process.
from the University of Münster (Germany) report developing Li-metal polymer batteries incorporating crosslinked ternary PEO/PYR14TFSI/LiTFSI solid polymer electrolyte (SPE), using V 2 O 5 (vanadium pentoxide) as the active cathode material. Also in the Journal of Power Sources , Osada et al. 2014.08.019. Archer and Geoffrey W.
The core of CellEra’s fuel cell is a catalyzed, solid polymer electrolyte. However, as this new form of polymer electrolytes conducts OH - ions as opposed to H + ions (protons), the chemical environment in the cells is mildly alkaline as opposed to the highly acidic environment in Proton Exchange Membrane (PEM) cells.
A composite blend of carbon fibers and polymer resin is being developed that can store and charge more energy faster than conventional batteries can. The material combines carbon fibers and a polymer resin, creating a very advanced nanomaterial, and structural supercapacitors. Click to enlarge. Click to enlarge. Plenum cover in place.
Researchers in India have developed a relatively low-temperature process to convert low-density polyethylene (LDPE)—a common polymer used to make many types of container, medical and laboratory equipment, computer components and plastic bags—into liquid fuel over a kaolin catalyst. of Environment and Waste Management Vol.
Fundamental to many research projects in this area is the understanding of how biomolecules and cells interact in their environment, and how those molecular level interactions lead to changes in structure, function, phenotype, and/or behavior. Reactive processing of polymers, ceramics, and thin films. Reactive Polymer Processing.
The particular property of Li 2 S we utilize in our synthesis is the capacity of the lithium ions to strongly interact with electron-donating groups in carbon-precursor polymers such as polyacrylonitrile (PAN). The cross-linked polymer was then treated at 100 °C for 48 h under vacuum to remove the DMF. —Guo et al.
Neutron scattering analysis performed at ORNL shows the lamellar structure of a hydrogen-producing, biohybrid composite material formed by the self-assembly of naturally occurring, light harvesting proteins with polymers. Energy Environ. Source: ORNL. Click to enlarge. Cardoso, Dmitriy Smolensky, William T.
PFPE is nothing new; it’s a polymer that has long been used as a heavy-duty lubricant to keep gears in industrial machinery running smoothly. If successful, a commercial battery can also be used in extremely cold environments, such as for aerospace and deep sea naval operations. It was an unexpected result.
The new plastic will help Mazda to reduce its impact on the environment in a number of ways. Bio-polymers Materials' Mazda Motor Corporation, in conjunction with Mitsubishi Chemical Corporation, has developed a new bio-based engineering plastic that can be used for exterior design parts for automobiles.
Due to its use of an adhesive polymer compound instead of RF, the new tire cord reduces the environmental impact of adhesive processing. Its chemically recycled fibers, which are made from polymers produced with a chemical recycling method, maintain their strength, fatigue resistance, dimensional stability and heat resistance.
Using this insight, we can then assess whether the technology pays off for our customers and at the same time helps to protect the environment. Sono Solar Technology offers a lightweight, robust and cost-effective solar solution that can adapt to a range of complex geometries due to its polymer-based design.
Furthermore, the Bio-BDO fermentation process operates near ambient pressure and temperature, thus providing a safer working environment. Greener reaction conditions: Kraton Performance Polymers, LLC, Houston, Texas. Kraton has developed a family of halogen-free, high-flow, polymer membranes made using less solvent.
A team from MIT has developed a new approach to fabricating oxide-based solid-state electrolytes that are comparable in thickness to the polymer separators found in current Li-ion batteries without sintering: sequential decomposition synthesis (SDS). Rupp (2022) “A Sinter-Free Future for Solid-State Battery Designs” Energy Environ.
The BOTTLE: Bio-Optimized Technologies to Keep Thermoplastics out of Landfills and the Environment funding opportunity is jointly funded by the Office of Energy Efficiency and Renewable Energy’s (EERE) Bioenergy Technologies Office and Advanced Manufacturing Office. Partners include BASF, MIT, and the National Renewable Energy Laboratory.
How Keeping Your Tires Inflated Can Help the Environment Basic Care Can Reduce Contamination Checking tire pressure is a subtle yet impactful way to care for the environment. They generally contain synthetic polymers, fossil fuel-based softeners and environmentally toxic additives. The flatter the tire, the more drag occurs.
A research team from Brown University and the University of Maryland has developed a new solid ion-conductor that combines copper with cellulose nanofibrils—polymer tubes derived from wood. In fact, we found this ion conductor achieved a record high ionic conductivity among all solid polymer electrolytes.
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