Articles tagged with Lithium Ion Batteries
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Researchers at Japan Advanced Institute of Science and Technology developed a densely functionalized polymeric binder for high-performance lithium and sodium-ion batteries. The new material showed exceptional electrochemical performance, high capacities, and great cycle stability.
Researchers at Argonne National Laboratory have validated a cathode hydrogenation mechanism as the cause of self-discharge in lithium-ion batteries. This discovery could lead to the development of smaller, lighter and cheaper batteries with improved lifespan.
Researchers have discovered the underlying mechanism behind lithium-ion battery degradation, which could lead to longer-lasting EV batteries and advanced energy storage technologies. The study's findings have the potential to address challenges faced by EV manufacturers, including limited driving range and shorter battery lifespan.
Researchers at Chalmers University of Technology have created a world-leading structural battery that can halve the weight of laptops and make mobile phones as thin as credit cards. The battery has increased its stiffness, allowing it to be used in vehicles, increasing their driving range by up to 70 percent on a single charge.
A new framework uses multiphysics and machine learning models to predict lithium-ion battery overheating and prevent thermal runaway. This could be integrated into an electric vehicle's battery management system to stop a battery from overheating, protecting drivers and passengers.
A new type of gel developed by MLU chemists improves the safety and service life of lithium-ion batteries. Initial lab studies show that it also enhances battery performance, remaining stable at over five volts.
A new technology can extract lithium from brines at an estimated cost of under 40% that of today's dominant extraction method. The approach uses redox-couple electrodialysis and is expected to be relatively inexpensive due mostly to lower capital costs.
Researchers at TU Graz have observed where lithium ions are stored and released from battery material during charging and discharging cycles. They found that even fully charged batteries retain lithium ions in the crystal lattice of the cathode, leading to a capacity loss. This knowledge can help increase battery capacity further.
Researchers developed a model to accurately predict the cycle lives of high-energy-density lithium-metal batteries using machine learning methods. The technique is expected to improve safety and reliability in devices powered by these batteries.
A new process by Rice University researchers recovers up to 50% of lithium in spent LIB cathodes in just 30 seconds, overcoming a significant bottleneck in LIB recycling technology. The microwave-based method uses a readily biodegradable solvent and achieves efficiencies similar to conventional heating methods but much faster.
A research team at Rice University has pioneered a new method to extract purified active materials from battery waste, enabling efficient separation and recycling of valuable battery materials. The technique uses solvent-free flash Joule heating to create unique features with magnetic shells and stable core structures.
Scientists develop fully solid, stretchy battery with 5000% expansion capacity, outperforming traditional liquid electrolyte designs. The new design boasts higher average charge capacity and improved stability over 67 cycles.
Researchers have developed low-cost micro-sized silicon anodes from recycled photovoltaic waste using a novel electrolyte design. The new anodes exhibit remarkable electrochemical stability, maintaining an average coulombic efficiency of 99.94% after 200 cycles. This breakthrough addresses the major challenges facing micro-sized silico...
The new COMET centre Battery4Life aims to enhance the safety, lifespan, and eco-friendliness of batteries. By leveraging artificial intelligence and state-of-the-art test facilities, researchers will develop methods for assessing used battery safety and exploring sustainable reuse options.
Researchers at ETH Zurich have developed a new method to reduce fluorine in lithium metal batteries, increasing their stability and efficiency. The new design requires only 0.1% by weight of fluorine, reducing the environmental footprint of these high-energy batteries.
Researchers found raw material demand for electric vehicles will nearly double by 2050 if current trends continue. Implementing circular economy strategies such as ride-sharing, recycling, and solid-state batteries can halve resource demand or maintain it at 2015 levels.
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.
Researchers developed a unique electrochemical ultrasonic force microscopy (EC-UFM) technique to observe sodium-ion battery interfaces during operation. The new method guides passivating layer formation, preserving charge carrier transport and enhancing battery performance.
Researchers proposed an active equalization strategy to minimize cell inconsistencies in series-connected lithium-ion battery packs. The strategy utilizes a dual threshold trigger mechanism and energy transfer path optimization, significantly reducing cell inconsistencies and enhancing pack performance.
Researchers have developed a new method in spectromicroscopy to investigate chemical species adsorbed on MXene surfaces and intercalated within the material. This technique, Scanning X-ray microscopy (SXM), enables high chemical sensitivity and has provided detailed insights into the chemical composition and structure of MXenes.
A new method for extracting lithium from more dilute sources has been developed by researchers at the University of Chicago Pritzker School of Molecular Engineering. The approach uses iron phosphate particles to selectively isolate lithium over sodium, resulting in a more efficient and environmentally friendly process.
Researchers at Oregon State University have developed a new cathode material for lithium-ion batteries using iron, which could lead to lower costs and increased sustainability. The iron-based cathode offers higher energy density than current materials and uses iron as the cheapest metal commodity.
Researchers at Linköping University have developed a battery based on zinc and lignin that can be used over 8000 times, retaining its charge for approximately one week. The battery is stable and easily recyclable, making it a promising alternative to lithium-ion batteries.
Researchers at Hokkaido University have developed a cost-effective and high-capacity cathode material for lithium-ion batteries by doping abundantly available elements, such as aluminum and silicon. The addition of these elements forms strong covalent bonds, enhancing the material's cyclability and capacity retention.
Researchers have created a more economical and sustainable rechargeable battery using an ultralow-concentration electrolyte. The new electrolyte, based on lithium difluoro(oxalato)borate and ethyl carbonate/dimethyl carbonate, has a record-breaking low salt content while maintaining high ionic conductivity.
Researchers at KAIST have developed a hybrid sodium-ion battery with high energy and power density, enabling rapid charging in under a few seconds. The new battery technology has the potential to revolutionize energy storage for electric vehicles and other applications.
Researchers at Osaka Metropolitan University developed a process to create solid sulfide electrolytes with world-high sodium ion conductivity and glass electrolytes with high reduction resistance. This breakthrough enhances the practical use of all-solid-state sodium batteries.
A recent study found that pulsed charging improves lithium-ion battery stability and lifespan. The study, led by Philipp Adelhelm, demonstrated that high-frequency pulsed current reduces ageing effects and structural changes in the electrode materials, leading to a doubled cycle life with 80% capacity retention.
Researchers have discovered a new type of pyrochlore-type oxyfluoride with high ionic conductivity and air stability, suitable for electric vehicles, airplanes, and miniaturization applications. The material exhibits low activation energy and operates within a wide temperature range.
Researchers from the University of Tokyo have developed a physics-based predictive tool that quickly identifies stable intercalated materials for advanced electronics and energy storage devices. By analyzing over 9,000 compounds, the tool uses straightforward principles from undergraduate chemistry to predict host-guest stability.
Researchers propose a novel separator design co-coated with boehmite ceramics and LATP solid-state electrolytes to improve the safety of HED LIBs. The study demonstrates that this design can prevent thermal deformation and mitigate detrimental effects on electrochemical performance, resulting in improved battery performance and reliabi...
Researchers developed a simple, cost-effective method to modify separator membranes in lithium metal batteries, suppressing dendrite formation and improving battery longevity. The study aims to scale up this approach for industrial usage and investigate challenges at high current densities.
eVTOL batteries require varying amounts of power for flight stages such as climbing, hovering and descent. Researchers developed new energy-dense materials and tested them against the current state-of-the-art version, showing improved performance.
A new electrolyte improves batteries in aerial electric vehicles, allowing them to be repurposed in less demanding applications. The study reveals that stressed-out batteries can still meet typical power demands, but require alternative battery technologies for high-power-demand applications.
Scientists have developed a functional binder for silicon oxide electrodes used in lithium-ion batteries, enhancing electrochemical performance and durability. The new binder outperforms conventional options, offering improved alternatives for electric vehicles.
A research team at NIMS has created a new method for measuring the movement of lithium ions along grain boundaries within solid electrolytes, identifying obstacles and their impact on battery performance. This technique may contribute to the development of higher-performance solid-state batteries.
Researchers at Aston University will explore gel electrolyte materials to improve lithium-ion batteries' safety and environmental sustainability. The project aims to replace harmful components with renewable ionogels, addressing the need for scalable methods of storing electrical energy.
A team of researchers from Japan developed a novel nanostructured germanium-carbon multilayered anode that significantly increases the capacity of lithium-ion batteries. The anode demonstrated high discharge capacity and retained its performance after multiple charging cycles.
Researchers at UNIST have introduced non-solvating electrolytes to significantly improve the performance and lifespan of organic electrode-based batteries. The study achieved remarkable improvements in capacity retention and rate performance, with over 91% capacity retention after 1000 cycles.
The researchers have developed a Na-ion battery containing organic materials that can charge quickly, store a large amount of energy, and last longer. They also improved the cathode material using design principles from previous studies, resulting in high-energy density and fast charging capabilities.
Scientists at Yokohama National University have created a new type of lithium-ion battery using nickel ions, which can be used in electric vehicles without the need for cobalt. The material overcomes key stability issues by suppressing nickel-ion migration and achieving consistent reversibility.
Researchers explore novel electrode design approaches to improve battery performance, enabling higher energy densities, faster charging times and greater longevity. The study emphasizes the importance of scalable production methods to transition these advancements from lab to market.
Researchers have made significant advancements in silicon-based anode materials for lithium-ion batteries, including the development of binders, composites, and electrolytes. However, Si-based anodes still face challenges such as volume expansion, lower electrical conductivity, and inconsistent kinetics reaction.
Researchers investigate how LiCoO2 materials store and release hydrogen at room temperature, revealing insights into the degradation process. The study paves the way for more efficient batteries and low-energy production of hydrogen through water splitting.
Researchers found that small electric aircraft can have a notably lower climate impact – up to 60 percent less – and other types of environmental impacts than equivalent fossil-fuelled aircraft. The study also highlights the need for longer battery lifetimes and improved energy storage capacity to minimize mineral resource scarcity.
Researchers have developed a carbon-based cathode material that could replace cobalt and other scarce metals in lithium-ion batteries. The new composite cathode cycled safely over 2,000 times, delivered high energy density, and charged/discharged quickly.
A research team found that voltage hysteresis in Li2RuO3 is attributed to different intermediate crystalline phases formed during charge and discharge processes, not irreversible structure changes. This discovery challenges conventional theory and has implications for developing high-energy-density lithium-ion batteries.
Researchers have developed a new solid state battery design that can be charged and discharged over 6,000 times, with the ability to recharge in just 10 minutes. The breakthrough uses micron-sized silicon particles to constrict the lithiation reaction and facilitate homogeneous plating of lithium metal.
A study published in Joule found that disposable e-cigarette batteries can last hundreds of cycles and retain over 90% capacity after repeated use. This discovery highlights the growing environmental concern from single-use vape pens, which are not designed to be recharged.
A study by researchers from the University of Münster found that China will be able to meet its demand for primary lithium for electric vehicles through recycling as early as 2059, while Europe and the US will not achieve this until after 2070. Recycling is also expected to ensure China's need for cobalt by 2045 and nickel by 2046.
Researchers at Tokyo University of Science developed nanostructured hard carbon electrodes using inorganic zinc-based compounds, which deliver unprecedented performance and significantly increase the capacity of sodium- and potassium-ion batteries. The new electrodes improve energy density by 1.6 times compared to existing technologies.
Researchers have developed a novel approach to create energy-dense, safe batteries using low-melting alkali-based molten salt electrolytes. This breakthrough could lead to the creation of powerful lithium-metal batteries that operate safely at temperatures as low as 25°C.
Researchers discovered that a new type of electrolyte uses complex nanostructures similar to those in soap to improve battery life. This understanding could lead to the development of lithium batteries that store more energy and last longer.
The joint team developed a Fire & Explosion Management System (FXMS) using Digital Twin technology, offering high-accuracy real-time monitoring and predictions of battery conditions up to five years. The technology can extend the lifespan of lithium-ion batteries by over 50%, reducing carbon emission through reduced battery waste.
A new polymer binder is introduced to address durability issues in dual-ion batteries. The binder features azide and acrylate groups, which enhance the structural integrity of graphite during charge and discharge cycles. Dual-ion batteries equipped with this binder demonstrate exceptional performance, even after 3,500 recharge cycles.
A team of researchers at Hokkaido University has developed a new method to synthesize layered lithium cobalt oxide (LiCoO2) at low temperatures, reducing synthesis time from hours to minutes. The hydroflux process produces crystalline LiCoO2 with properties only marginally inferior to commercially available materials.
Researchers developed a sinter-free method for efficient, low-temperature synthesis of lithium ceramic, enabling the creation of solid-state batteries with higher power density and lower production costs. This breakthrough could accelerate the transition to electric vehicles by reducing the reliance on conventional lithium-ion batteries.
Researchers from the University of Tokyo have developed a cobalt-free battery alternative that outperforms state-of-the-art battery chemistry. The new lithium-ion batteries boast a 60% higher energy density and can withstand over 1,000 recharge cycles, reducing environmental concerns.
Researchers have created a fire-inhibiting, nonflammable gel polymer electrolyte for lithium-ion batteries, increasing ion conductivity by 33% and improving life characteristics by 110%. The electrolyte prevents radical chain reactions during combustion, effectively inhibiting battery fires.
A novel strategy utilizing phosphorus nanolayers mitigates electrode-level heterogeneity in fast-charging lithium-ion batteries. The graphite-phosphorus composite exhibits consistent cycle retention, high Coulombic efficiency, and improved lithiation uniformity.