Silicon anodes can greatly boost the energy density of all-solid-state batteries, but their large volume changes often cause contact loss with solid electrolytes. Si can store more lithium than graphite, but its volume can expand by as much as 410% during charging, generating mechanical stress that cracks particles and weakens their contact with the solid… Read more »
Search Results Found For: "solid state batteries"
Coperion and HPB advance scalable continuous processing for solid-state EV batteries
Coperion has announced a collaboration with High Performance Battery (HPB) aimed at enabling industrial-scale production of solid-state batteries. This initiative combines Coperion’s continuous extrusion processing expertise with HPB’s solid-state battery technology. According to HPB, its batteries demonstrate notable improvements over conventional lithium-ion technology in safety, lifespan, and environmental performance, with intellectual property protected in 96… Read more »
QuantumScape and PowerCo demonstrate solid-state EV batteries in Ducati electric motorcycle
Solid-state battery pioneer QuantumScape (QS) and PowerCo, the battery division of the Volkswagen Group, demonstrated QS solid-state lithium-metal batteries powering a Ducati electric motorcycle at the recent IAA Mobility show in Munich. This was the first time QS has showcased its solid-state cells in a real-world vehicle. The battery system used in the e-motorcycle was… Read more »
BASF delivers first batch of cathode active materials for semi-solid-state batteries
BASF Battery Materials, through its Chinese joint venture BASF Shanshan Battery Materials, has delivered its first batches of mass-produced cathode active materials for semi-solid-state batteries in collaboration with Beijing WELION New Energy Technology. WELION New Energy develops solid-state battery technologies that are primarily used in EVs, energy storage, drones and power tools. The companies have… Read more »
Gotion completes 0.2 GWh pilot line for all-solid-state batteries
Chinese battery manufacturer Gotion High-Tech has completed a 0.2 GWh pilot production line, started in 2024, that has a 90% yield rate for its GEMSTONE all-solid-state battery. The 2025 iteration demonstrates a 60% improvement in sulfide electrolyte ion conductivity, 150% higher cell capacity and 90% reduced stacking pressure pre-tension force, the company said. Its safety… Read more »
SK On enhances cycle life of solid-state EV batteries
South Korean battery maker SK On has discovered a method to enhance the cycle life of sulfide-based all-solid-state lithium batteries. SK On’s research, conducted in collaboration with Dr. Dong-Won Kim’s group at Hanyang University in Seoul, introduces a method for forming a protective layer on the lithium metal anode surface to enhance battery safety and… Read more »
Mizzou researchers explore protective coatings for solid-state batteries
Using a combination of advanced imagery and ultra-thin coatings, University of Missouri (Mizzou) researchers are looking to develop protective coatings for solid electrolytes to make safer batteries. Using four-dimensional scanning transmission electron microscopy (4D STEM), the researchers examined the atomic structure of a battery without taking it apart to gain an understanding of the chemical… Read more »
SK On unveils breakthroughs in solid-state batteries
South Korean battery and trading company SK On has recently published its latest research on all-solid-state batteries (ASSBs). SK On’s study with Dr. Jin Ho Kim’s group at the Korea Institute of Ceramic Engineering and Technology focuses on the use of ultrafast photonic sintering technology (traditionally used to manufacture printed circuit board) in the manufacturing… Read more »
SOLiTHOR makes progress with solid-state batteries for aviation and maritime applications
SOLiTHOR has made advancements in the development of its lithium solid-state batteries, which are designed to help the aviation and maritime industries accelerate their electric transition. The latest advancements include improvements in cyclability, energy density and readiness for industrialization. Recent testing of SOLiTHOR’s pouch cells, conducted at a moderate temperature of 25° C and with… Read more »
Cornell researchers’ discovery may lead to safer solid-state batteries
A team of Cornell University researchers has published a paper that reports on their work to fuse together a pair of contorted molecular structures, creating a porous crystal that can uptake lithium-ion electrolytes and transport them smoothly via one-dimensional nanochannels—a design that could lead to safer solid-state lithium-ion batteries. The paper, “Supramolecular Assembly of Fused… Read more »