Search Results Found For: "dendrite"

Startup Safe-Li to commercialize new battery separator tech that prevents thermal runaway

Pennsylvania-based venture capital firm Green Swan Partners (GSP) has reached an agreement with Skysong Innovations, the technology transfer arm of Arizona State University (ASU), granting GSP the exclusive option to finalize commercial rights to ASU’s fire-safe battery technologies. The technologies were invented by ASU Regents’ Professor Dr. Jerry Lin, who is also the Chief Scientist… Read more »

Li-S Energy and Janus Electric to develop lithium-sulfur cells for swappable battery packs

Australian battery specialists Li-S Energy and Janus Electric are working together to develop lithium-sulfur and/or lithium metal battery cells for Janus’s swappable battery packs. Janus Electric offers products for converting heavy diesel trucks to EVs, based on an exchangeable battery system. Li-S Energy’s lithium-sulfur cells feature a cathode made of sulfur, carbon, a nanomaterial called… Read more »

Funding round delivers $16 million for Sepion’s lithium metal batteries

California battery developer Sepion has received $16 million from investors, including international chemical firm Solvay. Sepion plans to use the funds to speed up the commercialization of lithium metal batteries for EVs. Solvay offers additives for the electrolytes in Li-ion cells. Sepion’s niche is lithium metal battery cells, which Solvay says feature high energy density… Read more »

ORNL scientists use electrochemical pulse to overcome contact impedance

Scientists at Oak Ridge National Laboratory have developed a scalable, low-cost method to improve the joining of materials in solid-state batteries. One of the challenges in manufacturing solid-state batteries is the difficulty of getting materials to properly join and remain stable during repeated cycles of charging and discharging. Scientists studying methods to overcome this contact… Read more »

New SES Li-metal battery reaches 107 Ah

Battery supplier SES has released Apollo, a 107 Ah Li-metal battery for EVs. The company also announced plans for its Shanghai Giga plant, a 300,000-square-foot facility that the company hopes will be capable of producing 1 GWh of batteries annually by 2023. SES has addressed the dendrite safety problem associated with Li-metal batteries by coating… Read more »

SK becomes third-largest shareholder of battery company SES

SK has invested an additional $35.9 million in SES (formerly SolidEnergy Systems), a developer of lithium-metal batteries. Coupled with its original $26.7 million investment in 2018, SK now becomes the third-largest shareholder of the battery company. SES, which launched in 2012 as an MIT research lab startup, is headquartered in Singapore, and operates labs and… Read more »

Factorial Energy unveils 40 Ah solid-state EV battery cell

Factorial Energy has introduced what it says is the first 40 Ah solid-state EV battery cell.  The Factorial Electrolyte System Technology (FEST) is a proprietary solid electrolyte material designed to enable safe and reliable cell performance with high-voltage and high-energy-density electrodes. Solid electrolytes like FEST are considered safer than conventional lithium-ion technology, as they replace… Read more »

Wildcat ramps up its focus on EV Supercell breakthroughs

The lithium-ion battery has proven to be an excellent fuel tank for EVs, but there remains much room for improvement. We’re still far from what’s theoretically achievable in terms of Li-ion capacity, safety, cost and charge times. As battery manufacturers continue their quest for improved chemistry and material combinations, they rely on applied researchers like… Read more »

MIT researchers use semisolid electrode to prevent short circuits in lithium metal batteries

Researchers may have found ways to prevent dendrite formation in solid-state batteries. Their findings are described in the journal Nature Energy, in a paper by MIT graduate student Richard Park, MIT Professor Yet-Ming Chiang and researchers at MIT and other institutions. Chiang explained, “The only way you can reach the energy densities that are interesting… Read more »