Articles tagged with Lithium Ion Batteries
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.
Researchers have developed bendable batteries that can run on biocompatible liquids like normal IV saline solution and cell-culture medium, outperforming most wearable lithium-ion batteries in charge-holding capacity and power output. The batteries' design also enables potential biomedical applications, such as consuming essential oxyg...
Researchers analyzed recent progress in lithium-ion technology and suggested ways to make batteries adaptable for challenging conditions. The study mapped the performance of various materials in high-temperature batteries, highlighting opportunities for improvement.
Scientists have developed a new method to track lithium ions as they travel in a battery, which could help address the safety hazard of battery failure. The researchers used fluorescence microscopy and found a fluorescent label sensitive to lithium ions, enabling them to image and track lithium ions in a battery-like environment.
A team of researchers has visualized the previously unexplored surface of lithium titanate, a rare spinel oxide superconductor with high superconducting transition temperature. Their study provides new directions for interface research, including understanding electrode surfaces and mechanisms behind lithium-ion battery operations.
Scientists at the University of Illinois have created a lithium-ion battery with improved durability using a self-healing material. The new material helps maintain the electrode's ability to store energy, increasing overall performance and lifespan.
Electroplating enables the production of high-quality, high-performance battery materials, opening doors to flexible and solid-state batteries. The new method bypasses traditional powder and glue processes, resulting in 30% more energy storage and faster charging.
Researchers at NRL's Chemistry Division developed a 3-D Zn sponge replacing powdered zinc anode in Ni-Zn batteries. The battery provides energy content and rechargeability rivaling lithium-ion while avoiding safety issues.
AUA trauma surgeon Dr. Gary Vercruysse reports an increase in e-cigarette-related burns, highlighting the dangers of lithium-ion batteries. The study suggests that thermal runaway can cause internal damage to batteries, leading to explosions and severe burns.
Scientists have made a breakthrough in self-charging battery technology, enabling devices to harness and store energy using light. The technology has the potential to power portable devices such as phones indefinitely, eliminating the need for frequent recharging.
Researchers at UC Riverside have discovered a new battery coating that stabilizes performance, eliminates dendrite growth, and increases the lifetime of lithium-metal anodes. The coating, made with methyl viologen, can enhance battery performance by three times compared to current standards.
Researchers have developed a seaweed-derived material to improve the performance of superconductors, lithium-ion batteries and fuel cells. The material has shown high capacitance as a superconductor material and can be used in zinc-air batteries and supercapacitors.
Researchers found that adding a small amount of lithium hexafluorophosphate to an electrolyte makes rechargeable lithium-metal batteries stable, charge quickly, and have high voltage. The additive also helps create a protective layer on the battery's anode, preventing unwanted side reactions.
Researchers created a new membrane that improves the cycle life of lithium-sulfur batteries by reducing the shuttling of dissolved polysulfides. The MCM layer preserves energy density without losing capacity over time, leading to 100% capacity retention and up to four times longer life compared to batteries without it.
A team at MIT has probed the mechanical properties of a sulfide-based solid electrolyte material, determining its potential for use in all-solid-state batteries. The research found that the material exhibits a combination of properties similar to silly putty or salt water taffy, showing promise in energy density and safety.
Researchers at the University of Maryland have developed a game-changing ultra-thin aluminum oxide layer that decreases impedance in garnet-based solid-state batteries, allowing for efficient charging and discharging. This breakthrough technology solves the primary obstacle in solid-state battery development, increasing safety, perform...
Researchers have identified nearly two-dozen solid electrolytes that could replace volatile liquids in smartphones and laptops. The AI-powered approach allows for rapid screening of materials, identifying the most promising candidates for further study.
Researchers developed a new type of anode material that improves lithium-ion battery capacity and lifespan by addressing structural issues with conventional graphite anodes. The new material, using silicon-nanolayer-embedded graphite/carbon, shows superior battery performances and is mass-producible.
Researchers at the University of Cambridge have developed a prototype of a next-generation lithium-sulphur battery, inspired by the cells lining the human intestine. The new design overcomes a key technical problem hindering commercial development and offers a fivefold energy density boost compared to traditional lithium-ion batteries.
A new study reveals that dozens of dangerous gases are produced by lithium-ion batteries, including carbon monoxide. The researchers identified more than 100 toxic gases and found that fully charged batteries release more toxic gases than those with 50% charge.
Scientists have developed thin, flexible lithium ion batteries that can self-heal after breaking, overcoming common wearables' power source limitations. The new batteries feature a self-healing polymer and gel electrolyte, allowing for safe use on the body.
Researchers have created a low-cost, high-energy lithium-ion battery anode material using diatomaceous earth, paving the way for more sustainable and efficient electric vehicle batteries. The discovery could lead to improved adoption of electric vehicles by reducing costs and increasing energy storage capacity.
Researchers have developed a porous amorphous silicon modification that compensates for the disadvantages of crystalline silicon in lithium ion batteries. The resulting material exhibits excellent electrochemical characteristics with a capacity three times better than graphite and much longer cycling stability.
Researchers at ETH Zurich have developed solid-state batteries that are non-flammable and can be heated to high temperatures. This breakthrough enables faster charging and larger energy capacity, making them suitable for battery storage power plants and portable electronic devices.
Researchers have discovered a way to increase lithium-ion battery capacity by up to 2300 mAh/g, more than six times the current maximum for graphite-based batteries. Extremely thin layers of silicon can be sufficient to absorb high amounts of lithium, reducing material and energy consumption.
Researchers at UCR developed a silicon-tin nanocomposite anode that triples charge capacity and extends battery life. The new material enables longer-lasting rechargeable batteries with improved performance and scalability.
A research team led by Likun Zhu at Indiana University aims to overcome challenges with alloy-type anode materials that swell and fracture during charging and discharging. By adding selenium to these materials, they hope to develop commercially affordable high-performance anodes for better batteries.