A team led by Professor Zhao Tianshou of the Hong Kong University of Science and Technology has proposed a novel cathode design concept for lithium-sulfur (Li-S) batteries. Li-S batteries are regarded as attractive alternatives to Li-ion batteries. They are known for their high energy density, while their major component, sulfur, is abundant, light, cheap and… Read more »
Search Results Found For: ""lithium metal""
New smelting reduction process recovers Co, Ni, Mn, and Li from Li-ion batteries
A team from metals research institute SWERIM in Sweden has reported on a smelting reduction process to recover cobalt, nickel, manganese and lithium simultaneously from spent Li-ion batteries. A paper on their work was published in the Journal of Power Sources. Results from the laboratory-scale smelting reduction (carried out at 1,550°C in an Ar atmosphere… Read more »
Miltec gets DoD contract for its Li-ion battery electrolyte
Miltec UV has been awarded a contract from the Defense Logistics Agency to demonstrate the cell technology to produce solid-state lithium-ion batteries using Miltec’s UV-cured Gel Polymer Electrolyte. This technology could accelerate the advancement of solid-state lithium batteries. Miltec is working with battery manufacturer Saft to develop and provide test cells fabricated with a UV-cured… Read more »
Oxis Energy’s ultralight Li-sulfur batteries are aimed at aviation
Oxfordshire-based Oxis Energy has been working on lithium-sulfur battery technology since 2004 (Charged has reported on the company several times over the years). In a recent article in IEEE Spectrum, the company’s Head of Battery Development and Integration, Mark Crittenden, explains why lithium-sulfur tech is uniquely suited to electric aviation. Weight is a critical constraint… Read more »
Ampcera announces new solid electrolyte technology for solid-state batteries
Ampcera has introduced a low-cost flexible solid electrolyte (SE) membrane technology for solid-state batteries (SSBs). Ampcera’s SE membranes can be as thin as 25 microns, offer room temperature lithium ionic conductivity greater than 1 mS/cm, and are stable against a lithium metal anode. According to the company, they would enable solid-state lithium metal batteries with… Read more »
Scale up micro-solid-state batteries to large EV cells? It’s not so simple.
Q&A with Ilika Technologies Every other scientist in the battery world seems to be working on commercializing large-scale solid-state batteries for use in EVs. The potential for technical and safety benefits is substantial, so there will be a big pot of gold for those who first make real advancements on the automotive level. Using solid… Read more »
Battery500 Consortium steadily increases energy density and cycle life of Li-metal cells
Launched in 2017, the Battery500 Consortium is a multi-institution program working to develop next-generation lithium metal anode cells delivering gravimetric energy density of up to 500 Wh/kg. The Battery500 team is composed of scientists and engineers from four national laboratories and five universities. Two of the researchers on the team, Professor Stanley Whittingham of Binghamton… Read more »
Solid-state battery tech: What’s close to commercialization, and what’s still years away?
With a fresh round of funding, Wildcat Discovery Technologies is busy expanding its facilities, building up its battery team and doubling down on promising solid-state research projects. We asked the energy storage experts to help clear up the hype around solid-state batteries. Whenever Charged needs to better understand the complexities of the latest and greatest battery… Read more »
Samsung researchers describe all-solid-state battery with silver-carbon composite layer
Researchers from the Samsung Advanced Institute of Technology (SAIT) and the Samsung R&D Institute Japan (SRJ) have published a study on high-performance, long-lasting all-solid-state batteries in the journal Nature Energy. Compared to lithium-ion batteries, which employ volatile liquid electrolytes, all-solid-state batteries use non-volatile solid electrolytes that support greater energy density. However, their lithium metal anodes… Read more »
Enevate says its silicon-dominant anode technology is ready for EV production
Q&A with Enevate’s Founder and CTO Dr. Benjamin Park Introducing silicon into automotive-grade lithium-ion cells has been a major topic in the EV industry in the past decade. Silicon is widely considered to be the next big thing in anode technology, because it has a theoretical charge capacity ten times higher than that of typical graphite anodes…. Read more »