Articles tagged with Lithium Ion Batteries
Scientists have created tiny energy storage devices, no bigger than a grain of sand, with the potential to power micro- and nano-scale devices. The new batteries are part of a larger effort to miniaturize lithium-ion technology, which could lead to breakthroughs in fields like medicine and electronics.
Rice University scientists have created a new type of silicon anode that can store more than 10 times the amount of lithium as current graphite-based anodes. The breakthrough could lead to significant increases in battery performance and lifespan, making electric cars more efficient and cost-effective.
Scientists have made progress in developing improved materials for high-performance, rechargeable lithium-ion batteries that can be woven into clothing. These conformable batteries could provide power for a range of devices, including smartphones and GPS units.
Researchers at MIT developed a new electrode material using carbon nanotubes, showing a significant increase in power capacity and stability. The material enables high-power outputs with good conductivity and efficient lithium storage.
Researchers at Cambridge have developed a way to visualize chemistry in lithium-ion batteries using Nuclear Magnetic Resonance (NMR) spectroscopy. This technique could help identify the formation of dendrites, which cause short circuits and fires, enabling the development of safer battery technologies.
A team of MIT researchers has made significant progress on lithium-air batteries by identifying metal catalysts that can improve efficiency and increase energy density. The study finds that electrodes with gold or platinum catalysts show higher activity and efficiency than simple carbon electrodes.
A new high-performance anode structure based on silicon-carbon nanocomposite materials has been developed, significantly improving the performance of lithium-ion batteries. The self-assembly technique creates rigid spheres with open internal channels that allow for rapid entry of lithium ions and accommodate expansion without cracking.
A new anode material made from titanium Nanonets coated with silicon particles demonstrates higher speed, capacity and longevity. The material shows a charge/re-charge rate five to 10 times greater than typical Lithium-ion anode materials.
Researchers at Argonne National Laboratory have won two R&D 100 Awards for their work on ultra-high power lithium-ion batteries and ultrananocrystalline diamond (UNCD) mechanical seals. These innovations demonstrate the scientific know-how and innovative spirit of Argonne researchers.
A world-wide licensing agreement is reached for Argonne’s patented composite cathode materials, resulting in longer-lasting and safer batteries for hybrid-electric vehicles, cell phones, and laptops. The new technology enhances performance, life, and safety of lithium-ion cells.
Researchers at Sandia National Laboratories are developing strategies to make lithium-ion batteries more tolerant to abusive conditions, with the goal of increasing their lifespan and reducing costs. The team's work could pave the way for the widespread adoption of hybrid electric vehicles powered by lithium-ion batteries.