Articles tagged with Batteries
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The Bai lab has developed two patented technologies to improve electric vehicle (EV) charging and power conversion, in collaboration with FORVIA HELLA and Volkswagen Group of America. These innovations enable more efficient energy transfer between the AC grid, high-voltage car battery, and low-voltage car battery.
New research reveals that lithium metal battery failures are governed by tightly coupled electrochemical, chemical, and mechanical processes. The study provides a unified framework for diagnosing failure and designing safer batteries.
A new AI tool uses discovery learning to predict battery cycle life with just a few days' data, saving months to years of testing and substantial energy. The tool leverages physics-based features to establish parallels between historical battery designs, allowing for accurate prediction performance.
Researchers developed a photo-electroactive bifunctional catalyst integrating cobalt active sites, enhancing oxygen reduction and evolution reactions under light irradiation. The system achieved higher power output, improved energy efficiency, and long cycling stability in zinc-air batteries.
Researchers have developed a dual-additive electrolyte that re-wires the hydrogen-bond network to enhance cryogenic tolerance and lifespan of aqueous zinc-ion batteries. The study demonstrates the potential for high-rate and long-lasting AZIBs deployable in extreme climates.
Researchers at Penn State develop a hydrogel-based battery that mimics the electrical processes of electric eels, producing higher power densities than previous designs. The battery is non-toxic, flexible, and environmentally stable, making it suitable for biomedical applications.
CiQUS researcher María Giménez López leads ZEST project to develop hybrid battery based on zinc, bromine, and manganese dioxide, offering safer and scalable solutions. The project aims to create stable, efficient, and cost-effective energy storage systems with industrial partners like Fraunhofer ISE.
A team of researchers from Chonnam National University explores how boosting consumer trust can increase adoption of second-life EV battery tech. They found that transparent safety inspections and tailored messaging can improve adoption outcomes.
Researchers have synthesized and analyzed recent global advances in cation disordered rocksalt cathode materials, a promising alternative to today’s dominant lithium ion battery cathodes. The study provides a clear framework for overcoming long standing performance challenges that have so far limited commercial adoption.
Researchers have developed a new battery technology that uses dipole interactions to enhance ionic and electronic transport, leading to improved energy storage, increased safety and wider temperature capabilities. The innovative design provides a roadmap for next-generation high-energy batteries.
Scientists have developed a new technique using failed battery components to intentionally degrade water pollutants known as per- and polyfluoroalkyl substances (PFAS). The method, published in Nature Chemistry, achieves remarkable results in breaking down long-chain PFAS molecules into mineralized fluorine.
Researchers have developed heteroatom-coordinated Fe–N4 single-atom sites to create square-pyramidal 'Cl–Fe–N₄' catalysts that repel chloride ions. The Cl–Fe bond shortens the Fe–N bond length and lowers the *OH-to-H₂O rate-limiting step, delivering a record 5.8 mA cm⁻² limiting current density.
Stanford researchers have discovered a way to toughen the surface of a solid electrolyte fivefold against fracturing, making it more durable for next-generation energy storage technologies. The silver coating also prevents lithium from intruding and growing destructive branches inside the electrolyte.
Researchers at Chalmers University of Technology have achieved a new breakthrough in structural battery composites, a material that stores energy while also carrying mechanical loads. This innovation has the potential to make electric vehicles lighter and more efficient, as well as be applied to aircraft.
A team of researchers has developed a robust hydrogen-bond network in electrolytes to enhance the performance of aqueous zinc-ion batteries. The new design minimizes the reactivity of water molecules, suppressing deterioration on both electrodes and achieving long-lasting cycling stability with high capacity retention.
Researchers developed a novel aqueous electrolyte, MASSE, which improves AZMBs stability and reversibility at elevated temperatures. The multiphase design suppresses side reactions and promotes uniform zinc ion deposition, enabling stable battery operation in harsh thermal environments.
A new plant-based hydrogel has been developed to tackle the problem of metallic zinc growing needle-like dendrites that short-circuit cells within a few hundred cycles. The cellulose-nanofiber dual network boosts ion flow and mechanical strength, delivering a cheap and biodegradable electrolyte.
Researchers have developed a PPy@N-TiO2 Z-scheme heterojunction photoelectrode that harvests sunlight to co-drive sulfur redox, delivering high performance and scalability. The innovation enables efficient lithium-sulfur batteries with potential applications in solar-assisted EV packs and stratospheric drones.
Researchers develop Sb/Nb co-doped TiNb2O7 anode for fast-charging lithium-ion batteries, achieving 140 mAh g^-1 at 20 C and 500 stable cycles at -30 °C. The material enables practical pouch cells with high capacity retention after extensive cycling.
Researchers found that combining LiDFOB and LiPF₆ in a dual-salt electrolyte regulates electrode interfaces, forming a double-layer cathode electrolyte interphase and a LiF-rich solid electrolyte interphase. This design lowers interfacial impedance, promotes uniform Li deposition, and enhances durability under cycling.
Researchers developed a methylurea-assisted electrolyte that forms a robust solid electrolyte interphase directly on the zinc surface, dramatically improving zinc reversibility. This engineered SEI enables long-life anode-free zinc batteries with unprecedented cycling life and exceptional durability.
Researchers developed a kinetic activation strategy to regulate in-plane transition-metal ion migration and trigger controlled local structural rearrangements. This approach enabled reversible lithium storage beyond the long-standing 1.1 stoichiometric limit, reaching 348 mAh g⁻¹.
Researchers developed a 3D electrical imaging technique to study defect passivation in perovskite films. The study found that bulk and surface passivation strategies improved charge transport, with filmstreated with both showing the most uniform conductive pathways.
A large-area uniform three-dimensional covalent organic framework membrane is fabricated to stabilize Li-metal electrodes via solvation cages. The membrane features non-interpenetrating topology, promoting rapid ion transport and stabilizing the lithium metal anode.
A breakthrough in carbon-based battery materials has improved safety and performance by re designing fullerene molecule connections. This research provides a blueprint for designing next-generation battery materials that support safer fast-charging, higher energy density, and longer lifetimes.
Researchers developed an anode-free lithium metal battery that delivers nearly double driving range using the same battery volume. The battery's volumetric energy density of 1,270 Wh/L is nearly twice that of current lithium-ion batteries used in electric vehicles.
A new hybrid anode technology has been developed that delivers higher energy storage while reducing thermal runaway and explosion risks. The 'magneto-conversion' strategy applies an external magnetic field to ferromagnetic manganese ferrite conversion-type anodes, promoting uniform lithium ion transport and preventing dendrite formation.
Researchers developed a novel bromine-based two-electron transfer reaction system to improve zinc-bromine flow batteries. The new system achieves high energy density and long lifespan with ultra-low bromine concentration, reducing electrolyte corrosivity.
Researchers at Brown University have identified a simple method to combat lithium dendrites, which cause circuits between the battery's anode and cathode, destroying the battery. By applying thermal compression using temperature differences on either side of an electrolyte, they can significantly suppress dendrite formation.
Scientists used a valence engineering strategy to modify NaNi <sub> 1/3 </sub> Fe <sub> 1/3 </sub> Mn <sub> 1/3 </sub> O <sub> 2</sub> material, resulting in batteries that last longer and work well in wide temperature ranges
Researchers found that sodium-ion batteries using hard carbon negative electrodes can reach faster charging rates than lithium-ion batteries, thanks to the pore-filling mechanism. This process is limited by the efficiency of ion aggregation within the electrode's nanopores, which requires less energy for sodium insertion.
A UCL–SCUT–Imperial team uses high-energy synchrotron X-ray radiography to examine AZMBs, finding that densely packed cells have better anode behavior than textbooks suggest. The imaging platform will be used to screen new chemistries and directly visualize where damage occurs.
Researchers have proposed a new approach to boost sulfur use in solid-state batteries using tandem catalysis. This method achieves stepwise S8 reduction to Li2S via intermediate Li2S2, significantly reducing conversion energy barriers and exploiting deep sulfur conversion capacity.
Researchers have developed a novel cathode material that achieves high energy density and long cycle life in rechargeable aluminum-ion batteries. The sulfur-heterocyclic polymer cathode outperforms traditional graphite cathodes, demonstrating exceptional durability and low-temperature stability.
Researchers at Edith Cowan University are using artificial intelligence (AI) to solve a major roadblock in solid-state battery technology. By leveraging machine learning models, they can predict how materials will behave and identify better interface designs.
A new electrolyte design, LiPF₆–PC–TFMB, offers exceptional stability in high-voltage lithium-ion batteries, maintaining 78.8% capacity over 600 cycles and significantly reducing heat release and oxygen evolution. The TFMB-based electrolyte improves cathode interfaces and mitigates safety hazards.
The Battery Large Model system revolutionizes battery design, manufacturing, operation, and recycling through AI-simulation synergy. It provides a novel technological path for the industry's intelligent upgrade, enabling autonomous design scheme generation, accurate performance prediction, and intelligent defect detection.
Researchers from POSTECH found that aluminum reduces internal structural distortion in cathodes, preventing oxygen holes and shortening battery life. By adding a small amount of aluminum, the team extends battery lifespan while improving energy density.
Researchers visualize how silicon anodes form shell-like voids around their surfaces during charging, but find that parts of the solid electrolyte remain attached to the Si, maintaining partial ionic contact. This allows the battery to continue operating efficiently despite significant structural changes.
Researchers developed a three-dimensional carboxyl-carbon-nanotube-wrapped polyaniline catalyst that enables direct I⁰/I⁻ redox and delivers 420 mAh g–1 with ultra-long lifespan over 40,000 cycles.
Researchers at Tohoku University have demonstrated a water-resistant and recyclable redox-active metal-organic framework (RAMOF) that can store electrons in acidic aqueous solutions. The breakthrough material shows high durability in an aqueous RAMOF-based rechargeable battery.
A new virtual battery model and charger sharing concept improve local energy markets for efficient distribution network operation. This approach enhances grid stability, reduces investment costs, and supports the shift away from fossil fuels.
Researchers developed soft robots inspired by manta rays, utilizing magnetic fields to move, recharge power supply, and perform tasks autonomously. The magnets stabilize electrochemical reactions in flexible batteries, enhancing performance and efficiency.
A joint research team from NIMS and Toyo Tanso has developed a carbon electrode that achieves higher output, longer life and scalability for practical lithium-air batteries. The electrode's hierarchically controlled porous structure results in high-output operation and improved durability.
Researchers have developed low-temperature electrolytes that keep lithium-ion batteries charging and discharging at -80°C. These electrolytes offer improved energy efficiency, ionic conductivity, and reliability for extreme-weather applications.
Researchers at Brown University have identified the optimal pore structure for hard carbon anodes in sodium-ion batteries, which can enhance stability and energy density. The findings provide concrete design specifications for making hard carbon anodes and pave the way for future commercial use of sodium-ion batteries.
A new fabrication method has been developed to create wafer-scale energy storage capacitors with astonishing heating and cooling rates of up to 1,000 °C per second. This 'flash annealing' technique enables the synthesis of high-performance relaxor antiferroelectric films on silicon wafers in just one second.
A new recycling process recovers nearly all valuable materials from used batteries with high purity, requiring less energy, chemicals, and costs compared to existing methods. The two-step flash Joule heating method separates lithium and transition metals quickly and cleanly.
Researchers developed an anionically-reinforced nanocellulose separator to tackle zinc dendrite growth and polyiodide shuttle effects in Zn-I2 batteries. The new separator enables long-cycle stability, addressing major barriers to safe and sustainable energy storage.
Researchers develop a game-changing magnetic analysis method to authenticate lithium-ion batteries onboard vehicles, ensuring safety and reliability. The breakthrough enables instant detection of counterfeit or low-quality batteries without invasive checks.
A new gradient anode design addresses key challenges in sodium batteries, achieving high-energy-density and stable performance. The symmetric cell demonstrates ultralong cycle life and unprecedented energy density of 200 Wh kg-1.
A new alloy design strategy for metal alloy negative electrodes has improved the performance and durability of next-generation solid-state batteries. The design enhances lithium ion movement, leading to faster charge-discharge rates and longer battery lifespan.
Rice University researchers outline emerging solutions to make graphite production cleaner and more resilient, including synthetic graphite from renewable sources. The study emphasizes the critical role of graphite in energy storage technologies and the need for sustainable supply chain management.
Researchers developed a novel electrocatalyst with double heterojunctions that enhance oxygen reduction and oxidation reactions, improving lithium-oxygen battery performance and stability. The discovery paves the way for scalable and efficient high-performance lithium–oxygen batteries.
The team's novel findings use metal-organic framework-derived hierarchical porous carbon nanofibers with low-coordinated cobalt single-atom catalysts to enhance redox kinetics and suppress dissolution of lithium polysulfides. This synergistic design enables high-capacity retention and superior rate performance over hundreds of cycles.
A glassy metal-organic framework coating accelerates ion desolvation, stripping solvent molecules from lithium ions, while a second layer enables rapid transport into the graphite bulk. This synergistic design results in unprecedented fast-charging performance, with batteries maintaining high capacity and stability.
Researchers have introduced a new strategy to engineer composite polymer electrolytes for solid-state lithium-metal batteries. The innovative approach uses charged halloysite nanotubes as interfacial architects, delivering super-tough, highly conductive, and dendrite-suppressing electrolytes.
Researchers at Texas A&M University have developed a new heat-resistant material made entirely of metals, creating a gel-like substance that can withstand extreme temperatures. This breakthrough could revolutionize energy storage and enable the use of liquid metal batteries in mobile applications.
Researchers unveil a paradigm shift in rechargeable Na-Cl2 battery systems by transforming conventional anode-protective additives into efficient cathode catalysts. The discovery reveals a hidden chemistry behind record-breaking performance and cycle life.
Researchers developed an effective strategy to remove hemicellulose from crude alkaline lignin, resulting in hard carbon anodes with improved structural properties and enhanced sodium storage capabilities. The purified lignin-based hard carbon achieved high reversible capacity and initial Coulombic efficiency.