Articles tagged with Lithium Ion Batteries
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.
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.
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.
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.
A new concept in liquid battery design uses a passive, gravity-fed arrangement to eliminate the need for complex plumbing systems, reducing cost and increasing simplicity. The system can be adjusted by changing the angle of the device, allowing for faster or slower energy production.
Researchers from Hiroshima University have developed a new re-chargeable battery that can operate at below-freezing temperatures, making it suitable for use in refrigerated factories or extreme winter environments. The eco battery has the potential to be cheaper, safer, and longer-lasting than current metal-based batteries.
A new study by TUM researchers has identified singlet oxygen as a potential culprit behind the short battery life of lithium air batteries. The highly reactive substance is created when the batteries are charged, corroding surrounding material and decomposing electrolytic fluid.
Researchers at Kyung Hee University propose a model to recycle lithium ion batteries into energy storage units for solar-powered LED lamps, reducing e-waste and providing job opportunities. The system can light up a room for about five hours each day, lasting approximately three years without maintenance.
Researchers at Lawrence Livermore National Laboratory have discovered that certain metal oxides increase the capacity and cycling performance of lithium-ion batteries. The team created graphene-metal oxide nanocomposites and found two of them greatly improved reversible lithium storage capacity.
A self-heating lithium-ion battery can significantly improve electric vehicle performance in cold temperatures, reducing power loss and range anxiety. Developed by Penn State researchers, the all-climate battery uses nickel foil to heat up rapidly, increasing its capacity and efficiency.
Stanford researchers developed a lithium-ion battery that can be shut down by heating and restarted when the temperature cools. The new technology uses nanospikes to prevent overheating and reduce the risk of fires in batteries powered by devices like hoverboards and computers.
Researchers at UMD and ARL have created a Water-in-Salt aqueous Lithium ion battery technology that doubles the voltage of current batteries without fire risk or poisonous chemicals. The new technology holds great promise for safety-critical applications, including electric vehicles and grid storage.
Researchers at Technical University of Munich identify key mechanisms behind lithium ion battery capacity loss due to aging. The study reveals that a pacifying layer on the anode consumes active lithium and protects the electrolyte from decomposition.
Researchers at Rice University have developed clay-based electrolytes that can supply stable electrochemical power in temperatures up to 120 degrees Celsius, addressing a challenge for rechargeable lithium-ion batteries. The materials offer thermal stability and wetting properties, enabling good contact with electrodes.
Lawrence Livermore National Laboratory scientists discovered that hydrogen-treated graphene nanofoam electrodes improve lithium ion battery performance by increasing capacity and facilitating easier lithium penetration. This breakthrough has real-world applications for electric vehicles and aerospace applications.
A team of Penn State researchers has created a simple mathematical formula to predict the most influential factors in lithium-ion battery aging. The formula takes into account state of charge, charging/discharging frequency, operating temperature, and current to estimate battery degradation.
Silicon-based lithium-ion batteries with a 40-60% increase in energy density could power smartphones up to 500 km without recharging. The eco-friendly technology reduces battery weight and enhances vehicle performance.
A new discovery at Oregon State University has shown that potassium can work effectively with graphite in a potassium-ion battery, potentially posing a challenge to the widely-used lithium-ion battery. The findings could lead to a more sustainable and cost-effective energy storage solution.
A new safe and sustainable cathode material has been identified for low-cost sodium-ion batteries, addressing instability issues and paving the way for commercialization. The material's structure allows for sodium to be inserted and removed while retaining its integrity, enabling further development of sodium-ion batteries.
Researchers at Case Western Reserve University have developed a system that directly charges lithium-ion batteries with solar cells, achieving an efficiency of 7.8%, the most efficient reported to date.
Two new battery technologies, sodium-ion and lithium-sulfur, are poised to compete with lithium-ion batteries in the electric car market. Faradion's sodium-ion version and Oxis Energy's lithium-sulfur technology aim to match lithium-ion performance, safety, and costs within the next two to four years.
Researchers at the University of Tokyo have discovered the structure and transport properties of the intermediate state in lithium-ion batteries. This finding may help accelerate battery reaction speed and significantly shorten battery charging time.
Twin boundaries, naturally occurring defects in materials, can act as energy highways to enhance lithium-ion battery performance. Researchers have discovered that these defects can transport lithium ions more efficiently, leading to better battery life.
A UCL-led team used high-energy synchrotron X-rays and thermal imaging to track lithium-ion battery damage in real-time. The study found that internal structural damage can spread to neighboring batteries, causing severe failure.
Researchers used X-ray fluorescence to visualize structural damage in lithium-ion batteries due to fast charging cycles, leading to reduced storage capacity. The study found that even a few charging cycles cause damage to the inner structure of the battery material.
Researchers at Stanford University have developed a rechargeable aluminum battery that offers a safe alternative to commercial batteries. The new technology boasts ultra-fast charging times of just one minute and can withstand over 7,500 charge-discharge cycles without losing capacity.
Researchers have successfully imaged the formation and growth of lithium dendrites, which can cause battery degradation. The team's microscopy technique allows for real-time analysis and precise measurements of electrochemical performance.
Researchers developed a new method to stabilize 3DOm carbon, which can improve the performance of lithium-air batteries. This breakthrough enables energy storage with five to 10 times more energy density than current state-of-the-art lithium-ion batteries.
Researchers at the University of California, Riverside have developed a novel paper-like material composed of silicon nanofibers to boost lithium-ion battery performance. The material has the potential to increase specific energy by several times, making it suitable for electric vehicles and personal electronics.
Researchers have made a breakthrough in understanding liquid electrolytes used in lithium-ion batteries. They found that the actual solvation environment of lithium ions is non-tetrahedral, contrary to previous predictions. This discovery could lead to more efficient and better-performing electrolytes.
The researchers found that sodium storage capacity of paper electrodes depends on the distance between individual layers, which can be tuned by heating it in argon or ammonia gas. They successfully demonstrated a flexible paper composed entirely of graphene oxide sheets that can charge and discharge with sodium-ions for more than 1,000...
Researchers created a 'smart' separator with a nanolayer of copper that detects shorting and provides early warning before overheating and bursting into flames. The technology aims to reduce battery fires, which have caused concerns in the aviation and electronics industries.
Scientists at NTU Singapore have created a new battery that can be recharged up to 70 percent in only 2 minutes, with a lifespan of over 20 years. This breakthrough enables electric vehicles to charge 20 times faster than current technology, reducing recharge time from over 4 hours to under 15 minutes.
Using a neutron beam, researchers at Ohio State University track lithium atoms in real time as batteries charge and discharge. This technique, called neutron depth profiling, may help explain why rechargeable batteries lose capacity over time.
Lithium-ion battery researchers observed the phenomenon of 'lithium plating' during charging, which can cause short-circuits and reduce battery performance. The study used neutron diffraction to investigate the mechanism at work, shedding light on how lithium plating occurs and potentially paving the way for faster-charging batteries.
Scientists at Oak Ridge National Laboratory have created a more efficient anode for lithium-ion batteries using recycled tire-derived carbon black, with improved capacity and stability. The novel method could lead to cheaper, environmentally friendly batteries for various applications.
Researchers at Stanford University have developed a protective layer of interconnected carbon nanospheres to protect the unstable lithium from drawbacks, enabling the design of a pure lithium anode. The breakthrough could lead to more efficient and longer-lasting rechargeable batteries with improved capacity and reduced safety risks.
Researchers developed a porous silicon material to replace traditional graphite in lithium-ion batteries, allowing for more energy storage capacity and longer runtime. The new material maintained over 80% of its initial capacity after 1,000 charge-and-discharge cycles.
A team of researchers at the University of California, Riverside has created a novel method to produce high-performance lithium-ion battery anodes using sand. The innovative technique, which involves milling and purifying quartz from sand, results in a porous nano-silicon material that improves battery lifespan up to three times.
Researchers at NREL created high-performance, binder-free electrodes using carbon-nanotube-based materials to improve battery life and performance. The technology has attracted interest from industry and is being licensed for volume production.
UC Riverside researchers create three-dimensional silicon-decorated carbon-nanotube clusters architecture for high reversible capacity and excellent cycling stability. The innovative design enables rapid charging times, nearly 16 times faster than conventional graphite-based anodes.
Researchers at UC Riverside have developed a new lithium-ion battery material with over three times the energy storage capacity of current carbon-based anodes. This innovation has significant implications for industries like electronics and electric vehicles.
The USC Viterbi team created a low-cost silicon anode that offers high electrode performance for rechargeable lithium-ion batteries. They also developed a method to coat sulfur powder with graphene oxide, improving the performance of lithium-sulfur batteries.
Scientists at UNC Chapel Hill have identified a nonflammable alternative to the inherently flammable electrolyte used in current lithium-ion batteries, paving the way for safer and more efficient electric vehicles. The new material, PFPE, exhibits unique properties that make it an ideal replacement, with potential applications in aeros...
A new anode design for lithium-sulfur batteries quadruples their lifespan, bringing them closer to commercial use. The hybrid anode's development could enable longer electric car drives and cheaper storage of renewable wind energy.
The International Conference on Airworthiness and Fatigue explored the importance of energy efficiency in aviation transport, focusing on mechanical, electrical, and chemical effects. Researchers emphasized the need for 'Multiscaling and Mesomechanics' to balance these effects and ensure system stability.
Researchers at Berkeley Lab have developed a lithium-sulfur (Li/S) battery with more than twice the specific energy of lithium-ion batteries and up to 1,500 cycles without significant capacity loss. The battery's high performance makes it promising for electric vehicles with long driving ranges.
Researchers at UT Arlington are working on a $152,077 Office of Naval Research grant to improve the thermal properties of lithium-ion batteries. They aim to devise better designs for cooling and operating these batteries safely in high-power applications, reducing the risk of fires and battery degradation.
Researchers at North Carolina State University have created a new flexible nano-scaffold using aligned carbon nanotubes to improve the stability of rechargeable lithium-ion batteries. The design shows promise in increasing battery capacity and reducing pulverization, a significant challenge in using silicon as an electrode material.
Japan's high-tech companies excel in producing components for lithium-ion batteries and LCD films, with financial performance outpacing the rest of the chemical industry.
Sandia National Laboratories researchers found that charging and discharging rates are limited by phase transformation initiation, contradicting previous assumptions. They used X-ray microscopy to study ultrathin slices of a commercial-grade battery, revealing a mosaic pathway of lithium-ion movement.