Articles tagged with Lithium Ion Batteries
A new synthesis method has been developed for SnO2 nanorods, which are promising anode materials for lithium-ion batteries. The method involves a simple template-free hydrothermal process and produces high-quality SnO2 nanorods with excellent electrical properties.
The Argonne-led Center for Electrochemical Energy Science has developed two new electrode technologies that use graphene to improve lithium-ion battery properties. These advancements have led to increased power, lifetime, and safety, as well as the ability to function at low temperatures, critical for electric vehicles in cold regions.
Researchers at Toyohashi University of Technology have successfully fabricated a binder-less tin phosphide/carbon composite film electrode for lithium-ion batteries via aerosol deposition. The electrode exhibits improved charging and discharging cycling stabilities, enabling advanced Li-ion batteries with higher capacity.
Researchers at UT Austin aim to develop a lithium-ion battery that requires no cobalt while maintaining high energy density. A $3 million collaborative project funded by the US Department of Energy seeks to demonstrate low-cobalt battery technology in large cells and create a cobalt-free battery.
Researchers have discovered a new strategy to extend sodium ion battery cyclability using copper sulfide as the electrode material. This leads to high-performance conversion reactions and is expected to improve the commercialization of sodium ion batteries.
Researchers at Georgia Institute of Technology used X-ray computed tomography to visualize cracks forming near material interfaces in solid-state batteries. The study found that fractures, not chemical reactions, are the primary cause of degradation, leading to a possible solution for improving energy storage devices.
Researchers developed new electrolytes containing multiple additives to improve lithium-ion battery performance across a wider temperature range. The optimized combination enhanced discharging performance and long-term stability at low temperatures, while also improving cycling stability at higher temperatures.
A team of researchers developed a new technique using X-ray technology to map out damage in lithium-ion batteries. They created the most comprehensive view yet of battery electrodes, which are prone to degradation from repeated charging. The study could lead to more reliable and longer-lasting batteries for electric cars and smartphones.
A team of experts has reviewed literature on various methods used to characterize lithium-ion battery performance, providing guidance on the most appropriate test method for a given situation. The study aims to improve comparability of battery innovations tailored to different applications.
Researchers employed neutron-imaging techniques to track lithiation and delithiation processes in lithium-ion batteries' materials and structures. The study aimed to understand how lithium moves through electrode materials, essential for designing faster-charging batteries.
The organic cathode offers more reliable contact with the electrolyte, extending cycle life and allowing for higher energy density. The flexibility of the organic cathode maintains intimate contact at the interface even as the cathode expands and contracts during cycling.
A University of Kansas researcher is developing technology to monitor and prevent overheating in lithium-ion batteries using machine-learning approaches. The goal is to improve the thermal safety of these batteries, which are increasingly used in various industries and applications.
A new recycling process regenerates degraded cathodes from spent lithium-ion batteries, restoring their original capacity and cycle performance. The method uses eutectic lithium salts to dissolve degraded materials without adding pressure, reducing costs and safety concerns.
Researchers at Rensselaer Polytechnic Institute have developed a new material that improves lithium-ion battery performance, enabling faster charging and higher energy density. The discovery could lead to enhanced applications in consumer electronics, electric vehicles, and solar grid storage.
A team of scientists from Stanford and MIT used machine learning to analyze extensive experimental data, predicting the remaining lifespan of lithium-ion batteries. The technique is expected to speed up new battery designs and reduce production time.
Researchers summarize recent advances in 2D nanomaterials for electrodes in lithium-ion batteries, showcasing their high electrochemical and mechanical properties. The review highlights the potential of 2D nanomaterials as anodes and cathodes, with applications in high-performance energy storage devices.
Scientists have developed a method to upcycle polyethylene from plastic bags into pure carbon, which can be used as anode material for lithium-ion batteries. The new approach creates a cost-effective and efficient way to convert plastic waste into useful energy-storing materials.
Scientists at Nagoya Institute of Technology discovered Na2V3O7, a material with fast charging performance and long battery life, offering an alternative to lithium-ion batteries. However, further research is needed to improve the material's stability throughout the entire charging duration.
Researchers at the University of Kansas are working on a new lithium-oxygen battery technology that promises higher energy storage capacity and longer-lasting performance. The goal is to overcome current limitations, such as slow discharge rates, and develop practical applications for consumer electronics and electric vehicles.
A new model predicts that lithium-ion batteries will become the most cost-effective energy storage technology for various applications by 2030. The researchers found that as time progresses, lithium-ion battery costs decrease while those of pumped-storage hydroelectricity do not.
Researchers developed a new nanostructured anode material that significantly improves the electrochemical performance of lithium-ion batteries. The material, based on a mixed metal oxide and graphene, enhances specific capacity and reversible cycling stability, paving the way for more efficient and durable electric vehicles.
These start-ups are using chemistry to fight disease, control agricultural pests, and make safer lithium-ion batteries. The selected companies have ignited investor interest with their groundbreaking ideas.
A new method for 3D printing lithium-ion batteries has been developed, overcoming the limitation of commercially available battery shapes. The researchers increased the battery's ionic conductivity by infusing polymers with an electrolyte solution and boosting electrical conductivity using graphene or multi-walled carbon nanotubes.
Researchers at Shinshu University developed a self-assembled monolayer coating that promotes efficient transportation within electrodes, suppressing side reactions in high-voltage lithium-ion batteries. The coating improved power density and cyclability, allowing the battery to maintain capacity even after 100 cycles.
X-ray experiments reveal complex pathways lithium ions take through a common battery material, contradicting long-held assumptions. This discovery could lead to improved battery design and longer-lasting batteries.
Researchers have developed a practical and inexpensive way to prevent lithium-ion battery fires by hardening the electrolyte on impact. The additive-based approach uses a shear-thickening behavior to block fluid flow, preventing electrode contact and fire.
Juelich researchers have designed a new cell type that can charge in under an hour, overcoming the low current hurdle. The battery uses a favourable combination of materials to enable high charging rates.
Researchers developed a safer component for lithium batteries, improving energy density and reducing safety concerns.
Purdue researchers have developed methods to make batteries safer, which could be scaled up for larger batteries used in naval strategic systems. The project aims to incorporate these safety measures into lithium-sulfur technology, potentially increasing energy density and reducing overheating.
Scientists have synthesized a new cathode material from iron fluoride that surpasses the capacity limits of traditional lithium-ion batteries. By manipulating the reaction pathway through chemical substitution, researchers were able to make the material more reversible, increasing its energy density by tripling it.
A Northwestern University research team has discovered a new battery material with a record-high charge capacity, enabling smartphones and electric vehicles to last more than twice as long between charges. By adding oxygen to the traditional cathode compound, the battery achieves higher capacity and stability.
Lithium ions embed in host particles during charging, causing expansion and stress. The team used Digital Volume Correlation routine to measure internal changes in volume after lithiation, tracking electrode deformation at each point.
Researchers developed a highly reversible zinc metal anode for aqueous batteries, addressing safety concerns and increasing energy storage capacity. The new technology has the potential to replace conventional lithium-ion batteries in extreme conditions, such as aerospace and military applications.
Researchers deciphered the chemistry behind lithium fluoride's formation in SEI, discovering a new method to monitor hydrogen fluoride concentration. This monitoring capability is crucial for future basic science studies and commercial applications.
A new 'water-in-salt' electrolyte enables stable lithium-air battery operation with superior long cycle lifetimes, according to Boston College researchers. The team's approach involves no organic solvents and allows water molecules to lock onto ions, reducing degradation when in contact with oxygen.
Researchers at the University of Delaware have made a breakthrough in mitigating dendrite formation in lithium metal batteries, enabling them to be used for electric vehicles. The new method uses porous materials to suppress dendrite growth, resulting in improved battery performance and safety.
Researchers at the University of Texas at Dallas have developed a high-powered, environmentally safe lithium-sulfur substitute that could drastically lengthen battery life. The new technology improves stability and power density, making lithium-sulfur batteries more commercially viable.
Researchers warn of critical shortages of lithium and cobalt in the future, with post-lithium technologies like sodium-ion batteries offering alternatives. Upscaling production and recycling are key to reducing pressure on these resources.
The proton battery uses a carbon electrode as a hydrogen store, coupled with a reversible fuel cell to produce electricity. It stores more energy per unit mass than commercially available lithium ion batteries and has the potential to power electric vehicles and medium-scale storage on electricity grids.
A new energy storage solution has been developed by a UToledo engineer to make battery packs last longer and cost less. The bilevel equalizer circuit and retrofit kit can be used in various applications, increasing discharge capacity by 30% and extending pack lifespan.
Researchers in China have developed a battery that can function at -70 degrees Celsius, far colder than traditional lithium-ion batteries. The breakthrough design uses organic compound electrodes with an ester-based electrolyte, enabling it to conduct a charge even at extremely low temperatures.
Researchers at WMG have developed a new test method that allows direct, precise internal temperature and electrode potential monitoring of Lithium-ion batteries. This enables safe charging at least five times faster than current recommended limits, with potential applications in motor racing and grid balancing.
A new recycling method restores used cathode particles from spent lithium ion batteries, restoring charge storage capacity, charging time, and battery lifetime. The process reduces energy consumption compared to other methods and aims to address environmental concerns and economic issues related to battery waste.
Researchers at Brookhaven National Laboratory observed an unexpected phenomenon in lithium-ion batteries, where the concentration of lithium inside individual nanoparticles reverses. This discovery could help develop batteries that charge faster and last longer.
Researchers developed an operando electron paramagnetic resonance (EPR) technique to detect lithium metal plating in lithium ion batteries. This technique provides real-time information on the onset of lithium plating and its extent during charging, supporting the development of improved electric vehicles.
Researchers have modified lithium-ion batteries to include slits along the electrodes, potentially mitigating battery failure during automobile accidents. The prototype improved energy density and reduced housing material costs, offering a safer alternative for electric vehicles.
Researchers at Sandia National Laboratories identified major obstacles to advancing solid-state lithium-ion battery performance, focusing on the flow of lithium ions across battery interfaces. By improving the interfaces between materials, they aim to make solid-state batteries more efficient and reduce traffic jams in small electronics.
Researchers at TUM and Jülich Institute have developed a novel EPR spectroscopy process to investigate lithium plating in lithium-ion batteries. This allows for the detection of metallic lithium deposits on anodes, which can reduce battery capacity and lifespan.
Scientists at Fudan University have designed a high-rate and long-life lithium-ion battery with improved low-temperature performance. The battery system features a cold-enduring hard-carbon anode and a powerful lithium-rich cathode, with the initial lithiation step integrated.
Solid-state batteries have the potential to replace flammable liquid electrolytes with solids, improving safety and energy density. Industry leaders like Toyota, Apple, and Bosch are investing in this technology, but high costs remain a major obstacle to widespread commercialization.
Researchers found that microscopic defects in electrodes enable lithium to hop inside the cathode along multiple directions, increasing reactive surface area and allowing for more efficient exchange of lithium ions. This discovery challenges traditional thinking on how electrode shape should be optimized for battery performance.
Researchers developed a postprocessing treatment for silicon-based electrodes that improves mechanical properties and storage capacity, leading to up to ten times increased electrode performance. The treatment involves placing electrodes in a humid environment for two to three days, resulting in greater stability and longer cycle life.
Researchers have developed a new material using asphalt and graphene to create a safer lithium-ion battery. The asphalt battery has higher conductivity than traditional lithium-ion batteries and is more than 10 times faster at recharging.
Researchers warn of potential cobalt supply chain issues due to increasing lithium-ion battery demand for electric vehicles and portable electronics. They suggest strategies like enhancing recycling and developing new cathode materials to mitigate potential shortages.
A new analysis suggests that metal shortages will not significantly impact battery production, but short-term bottlenecks in lithium and cobalt supplies are possible. Researchers recommend monitoring supply chains to avoid disruptions and exploring alternative materials.
QUT researchers have developed Australia's first pilot facility to produce commercial grade lithium-ion batteries, utilizing processes that enable extremely safe and efficient batteries. The facility can rapidly prototype new battery formulations and cell types, potentially kick-starting an Australian battery manufacturing industry.
Researchers at the University of Maryland have developed a water-based lithium-ion battery that reaches 4.0 volts and achieves high energy density while maintaining safety. The new gel polymer electrolyte coating prevents water from decomposing and forms a stable interphase, protecting the anode and preventing fires or explosions.
Researchers at the U.S. Army Research Laboratory and the University of Maryland have developed a water-salt solution-based lithium-ion battery that reaches 4.0 volts without the fire risks associated with non-aqueous batteries. The new technology provides identical energy density as SOA Li-ion batteries while maintaining safety.
Researchers at Drexel University have developed a recipe for safer lithium-ion batteries by adding nanodiamonds to the electrolyte solution. The nanodiamonds suppress the growth of dendrites, which can cause short-circuits and fires in traditional lithium-ion batteries.
Researchers at the University of Sydney have made a breakthrough in rechargeable zinc-air batteries by developing a new three-stage method that produces low-cost and high-performance catalysts. The new catalysts can be used to build rechargeable zinc-air batteries, overcoming one of the biggest hurdles preventing their widespread use.