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Oak Ridge National Laboratory researchers have developed a thin-film, highly conductive solid-state electrolyte made of a polymer and ceramic-based composite for lithium metal batteries. There are two classes of solid electrolytes, inorganic oxide- or sulfide-based electrolytes and polymer-based electrolytes. —Palmer et al.
Researchers at Uppsala University have developed photocatalytic composite polymer nanoparticles (“polymer dots”) that show promising performance and stability for the production of hydrogen from water and sunlight. These polymer dots are designed to be both environmentally friendly and cost-effective. Photograph: P-Cat.
Researchers, led by a team from the University of Pennsylvania, have used a polymer-folding mechanism to develop a new and versatile kind of solid polymer electrolyte (SPE) that currently offers proton conductivity faster than Nafion by a factor of 2, the benchmark for fuel cell membranes. Trigg, then a doctoral student in her lab.
Researchers at the Fraunhofer Institute for Chemical Technology ICT are working together with the Karlsruhe Institute of Technology KIT to develop a new cooling concept that will enable polymers to be used as EV electric motor housing materials, thereby reducing the weight of the motor and thus, the EV itself.
Scientists at Kyoto University’s Institute for Integrated Cell-Material Sciences (iCeMS) have developed a new coordination polymer glass membrane for hydrogen fuel cells that works just as well as its liquid counterparts with added strength and flexibility. Adding zinc to this liquid led to the formation of a solid, elastic polymer glass.
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. … —Kondori et al. Image by Argonne National Laboratory.)
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.
The binder material—a novel aqueous borate type bio-based polymer with inherent Li + ions designed as an SEI forming binder for graphite—leads to improved diffusion of desolvated Li + ions across the solid electrolyte interface (SEI) and within the anode material and yields high conductivity, low impedance, and good stability.
The US Department of Energy (DOE) issued a notice of intent to release a funding opportunity that would provide up to $37 million from Bipartisan Infrastructure Law (BIL) funding to advance electric vehicle (EV) battery recycling, transportation, and design (DE-FOA-0003120). As of July 2023, more than 3.9
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. —Prof.
Bridgestone Americas held the world debut of its new Turanza EV grand touring tire, the company’s first replacement tire designed specifically for premium electric vehicles and the first to feature Bridgestone ENLITEN technology. New structural components that help provide balanced ride comfort, excellent steering feel and controlled noise.
Researchers at Georgia Tech have developed a promising new conversion-type cathode and electrolyte system that replaces expensive metals and traditional liquid electrolyte with lower cost transition metal fluorides and a solid polymer electrolyte. The Georgia Tech team sought to overcome those obstacles by using the solid polymer electrolyte.
Researchers at the NYU Tandon School of Engineering, led by Miguel Modestino, professor of chemical and biomolecular engineering, and Lawrence Berkeley National Laboratory have developed a novel ion-conducting polymer (ionomer) that increases the power and lowers the cost of fuel cells. —Katzenberg et al. —Miguel Modestino.
Key to the design of these new soft, solid-electrolytes was the use of soft polymers of intrinsic microporosity (PIMs), the pores of which were filled with nanosized ceramic particles. 2020) “Universal chemomechanical design rules for solid-ion conductors to prevent dendrite formation in lithium metal batteries.” Venturi, V.,
A team of researchers from North Carolina State University, SINTEF in Norway and the Norwegian University of Science and Technology, has developed a polymer membrane technology that removes carbon dioxide from mixed gases with both high permeability and high selectivity. The researchers overcame this tradeoff through a layered design.
a low cost, raw materials that do not raise concerns in terms of supply bottlenecks (electrodes that do not include PGMs, stainless steel current collectors), a compact design, the adoption of feeds based on non-corrosive liquids (low concentration alkali or DI water), and differential pressure operation.
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.
Researchers from the Karlsruhe Institute of Technology (KIT) and their Canadian partners have designed a low-cost photoreactor design for solar-driven synthesis. The photoreactors have a low level of complexity, are readily manufacturable via mass fabrication techniques in polymers, and are easy to adapt to diverse photocatalysts.
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
They replaced the all-copper conductor, middle, with a layer of lightweight polymer coated in ultrathin copper (top right), and embedded fire retardant in the polymer layer to quench flames (bottom right). The copper would not only do its usual job of distributing current, but also protect the polymer and its fire retardant.
The Department of Energy’s Oak Ridge National Laboratory has been selected to lead an Energy Frontier Research Center (EFRC) focused on polymer electrolytes for next-generation energy storage devices such as fuel cells and solid-state electric vehicle batteries.
Researchers at MIT and their colleagues are proposing a new design for electrodes that, based on the long-sought goal of using pure lithium metal as the anode, could lead to longer-lived batteries with higher energy densities. We designed this structure that gives us three-dimensional electrodes, like a honeycomb. —Ju Li.
Amprius Technologie, a developer of ultra-high energy density lithium-ion batteries with its Silicon Nanowire Anode Platform, announced that an independent third-party testing lab has validated Amprius’ 390 Wh/kg polymer electrolyte cell by successfully passing the nail penetration test per the requirements of section 4.7.4.4.
Elon Musk used Tesla’s much-anticipated Battery Day presentation not to disclose some super cell, but to outline an aggressive, comprehensive and radically innovative approach to battery design, manufacturing and vehicle integration that he projected will result in a 56% reduction in cost/kWh and a $25,000 electric vehicle in about three years.
NSP-1 is a silicon-based composite powder designed for use in hybrid or low-loading anode electrodes (recommended use up to 10wt.% It can be used to enhance existing graphite anode electrode active materials and is designed to provide improved cell capacity. Typical initial anode capacity is 400 – 450mAh/g.
The company has specifically designed Licerion-EV for next-generation electric vehicle applications, focusing on high energy density, increased cycle life, safety, and fast charging capability. The lithium metal anode is physically protected by a thin, chemically stable, and ionically conductive ceramic polymer barrier. Earlier post.)
Initially, these projects were grassroots efforts, with employees delivering handmade samples to hospitals for feedback and tweaking prototypes based on feedback, which fed into the final designs. GM’s Additive Manufacturing and Design Fabrication Operations teams first discussed making protective face shields on Monday, 23 March.
This suggests that the design of catalysts that can control the selectivity of this process is challenging. The nanoparticles were supported on a carbon material synthesized via the carbonization of an aniline/phytic-acid-based polymer. The work provides some guidelines for catalyst design in the field of plastic hydrocracking.
The idiosyncratically designed truck will come in three powertrain versions: single-motor RWD; dual-motor AWD; and tri-motor AWD. The design of the truck features an exterior shell—an exoskeleton—featuring Ultra-Hard 30X Cold-Rolled stainless-steel structural skin and Tesla Armor Glass.
HIF and Siemens Energy are engaged in front end engineering and design for 1.8 GW of Silyzer 300 polymer electrolyte membrane (PEM) electrolyzers that will use renewable energy to separate hydrogen from water, resulting in approximately 300,000 tonnes of hydrogen per year.
The CELESTIQ will be the first production vehicle to be built at GM’s Global Technical Center, the center of the company’s engineering and design efforts since its inauguration in May 1956. This will include both structural and cosmetic parts, and both polymer and metal pieces. Cadillac CELESTIQ show car.
With this application in mind, we created spirocyclic polymers with N-aryl bonds that demonstrated noninterconnected microporosity in the absence of ladder linkages. The resulting glassy polymer membranes demonstrated nonthermal membrane fractionation of light crude oil through a combination of class- and size-based “sorting” of molecules.
LiTAS mixed matrix membranes (MMMs) comprise mixtures of polymer and MOF to retain the attractive selectivity of the MOF, and the scalable and robust mechanical properties of polymers.
With its abbreviated compression phase and long expansion phase, it was designed specifically for operation at partial load. The ultra high-strength outer shell comprises two layers: an inner layer of carbon fiber-reinforced polymer (CFRP) and an outer layer of glass fiber-reinforced polymer (GFRP).
Adiponitrile is an organic compound that is an important precursor to the polymer nylon 66. A paper on their work is published in Nature Materials. The surface of the electrolyte possesses a liquid nano-layer of Adpn that links grains for a facile ionic conduction without high pressure/temperature treatments.
The MEA is unique because it doesn’t rely on water as the conducting medium, but on an engineered polymer, which allows for a wider range of high temperatures for reliable operation (80 ?C At high-temperature operation, we can build heavy-duty trucks with a much simpler design, which allows us to significantly reduce the weight.
Through the implementation of two fixed-in-space wheelchairs, an automatic sliding ramp and low floor design, the double-decker bus secures added accessibility for disabled and mobility impaired passengers.
Blue Current combines the mechanical elasticity and adhesive capabilities of polymers with the ionic conductivity of glass ceramics to maximize safety, temperature, performance, and scalability. In 2018 the company used this approach to create a fully dry solid-state battery with a high silicon content anode to increase energy density.
Cit-e is equipped with LMP (Lithium Metal Polymer) batteries from Blue Solutions, the Bolloré Group's subsidiary specialized in batteries. Gaussin is an engineering company that designs, assembles and sells innovative products and services in the transport and logistics fields.
specifically designed to conquer the mountain and showcase the extreme limits of electric power. A 6-phase motor is designed to have six separate windings or phases in the stator. Ford Performance and the experts at STARD (Stohl Advanced Research and Development) joined forces once again to create SuperVan 4.2 The SuperVan 4.2,
EcoNex is made with high-efficiency foam core, encapsulated in a polymer fiber-reinforced shell and protective gel coat. Improvement in thermal efficiency compared to conventional design. Econex can boost thermal performance by up to 30%, while its lightweight properties reduce weight by up to 20%.
The composite polymer-ceramic solid-state electrolyte enables a four-electron redox process in the lithium-air battery. A paper on their work is published in the journal Science. The four-electron reaction is enabled by a mixed ion–electron-conducting discharge product and its interface with air.
The new approach to wing construction could afford greater flexibility in the design and manufacturing of future aircraft. The tiny subassemblies, which are bolted together to form an open, lightweight lattice framework, are then covered with a thin layer of similar polymer material as the framework.
To meet this demand, we describe an electrospinning-based polymer nanofiber templating strategy for the fabrication of UCC composites with electrical and mechanical performance exceeding that of Cu. —Li et al. Incorporating carbon nanotubes (CNTs) into a copper matrix to improve conductivity and mechanical performance is not a new idea.
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