Batteries
Articles tagged with Batteries
Scientists design "hydrophobic-zincophilic" interface to unlock ultra-stable zinc-ion batteries
Researchers developed a dual-functional coating composed of palladium nanoparticles on a graphitic carbon nitride matrix, which blocks water-induced corrosion and regulates zinc deposition at the atomic level. This 'hydrophobic-zincophilic' design provides a generalizable strategy for high-performance, long-lasting zinc-ion batteries.
Better batteries begin with optimized slurry processing
No more “burning and exploding batteries”? DGIST addresses low-temperature performance and fire risks
For most US drivers, EVs offer emissions benefits and cost savings
Smart AI gives electric vehicle batteries 23 per cent longer life – without increasing the charging time
Researchers at Chalmers University of Technology developed an AI method that adapts fast charging to the health of the battery, increasing its lifespan by almost 23%. The new strategy uses reinforcement learning and takes into account the battery's chemistry and state of health.
Researchers suggest new design principle for lithium conversion battery catalysts
Researchers challenged thermodynamic-based framework for catalyst design and proposed new principle focusing on declining efficiency of solid-phase electron transport. They designed homonuclear cobalt-cobalt dual-atom catalyst DA-CoCo, significantly enhancing charge transport in solid intermediates, validating the new design principle.
Dual-site functional orchestration enables synergistic anodic modulation and cathodic mooring for durable zinc–iodine batteries
Black phosphorus for future alkali metal-ion batteries: big promise, big challenges
Researchers explore the potential of black phosphorus for high-capacity alkali metal-ion batteries, overcoming stability and interfacial challenges through engineered architectures. Scalable synthesis, composite engineering, and interfacial regulation hold key to practical deployment.
Breaking the scale barrier: new toolkit enables mass-production of high-entropy cathode materials for sodium-ion batteries
Researchers developed a microfluidic spray drying technology to rapidly synthesize high-phase-purity HE-NVPF cathode materials. The new method allows for efficient and scalable energy storage solutions with superior performance.
XPANCEO and ITEN create proof of concept for smart lens with integrated solid-state battery
The collaboration solves a main challenge in ocular wearables by integrating ultra-thin, durable, and stable energy storage. XPANCEO develops smart contact lenses with AR and health monitoring capabilities, while ITEN provides high-power-density solid-state batteries.
SKKU revolutionizes battery manufacturing with density dry electrode technology; targets foundry commercialization
A research team at SKKU has developed specialized 'One-body' materials for dry processes, maximizing battery performance and productivity. The breakthrough technology eliminates toxic liquid solvents, reducing costs and environmental impact.
New review maps the most promising routes for recycling spent LiFePO4 batteries
The review maps the most promising routes for recycling spent LiFePO4 batteries, focusing on pretreatment, impurity control, direct regeneration, hydrometallurgy, and selective auxiliary processes. It highlights hydrometallurgy as a promising strategy for large-scale recovery needs.
Understanding the short circuit in solid-state batteries
Max Planck researchers have discovered how microscopic dendrites induce fractures in solid-state batteries, leading to short circuits. By understanding the counterintuitive phenomenon of dendrite formation, they've identified potential strategies to prevent or delay cracking.
Bridging electrons and relieving interface stress: "electron-bridge" interface design for high-capacity zinc batteries
Researchers propose an electron-bridge interface using n-type Zn-Al layered double hydroxide (AZH) to address interface failure in zinc anodes. This design enables simultaneous deposition of zinc at the interface and surface, enhancing the anode's adaptability to volume changes.
Battery technology takes off as markets adjust
Researchers analyzed battery development in electric vehicles over 15 years, finding that market innovation can quickly address material shortages and price increases. The study suggests individual materials may not be as critical to the energy transition as previously thought.
New cobalt dual-atom catalyst breaks fundamental oxygen reduction limits for next-generation zinc-air batteries
A new cobalt-based dual-atom catalyst significantly enhances oxygen reduction reaction performance while avoiding precious metals. The catalyst achieves remarkable catalytic activity and retains durability, enabling outstanding energy performance in zinc-air batteries.
Ionic liquids unlock universal design strategy for high-voltage aqueous batteries
A new class of electrolytes has been developed that overcomes the bottleneck of water activity in traditional aqueous batteries. The electrolytes work with commonly used zinc salts and achieve exceptional electrochemical performance, including a wide stability window and ultra-long cycling life.
Registrations open for São Paulo School of Advanced Science in Electrochemistry
The São Paulo School of Advanced Science on Electrochemistry aims to strengthen proficiency in advanced techniques for next-gen batteries, catalytic interfaces & sensors. Participants will engage with renowned researchers & benefit from computational tools & instrumentation.
From lab to industry: 3D printing accelerates the future of lithium batteries
Recent progress in advanced energy manufacturing highlights 3D printing's potential to redefine next-generation lithium batteries. The technology enables precise control over three-dimensional structures, improving ion-transport pathways and mechanical robustness.
New EIS-based method could improve state-of-charge estimation for LiFePO4 batteries
Researchers have developed an electrochemical impedance spectroscopy (EIS) identification algorithm to reconstruct EIS at low frequencies using short-duration sine-wave current pulses. The approach enables accurate state-of-charge estimation for LiFePO4 batteries, which is essential for battery management systems.
New solid-state battery study compares fabrication routes for greener transportation and energy systems
A new study investigates sulfide-based and oxide-based solid electrolyte systems for next-generation lithium-ion solid-state batteries. The researchers found that the oxide-based hybrid approach offered notable advantages in performance, with improved lifespan and capacity retention compared to all-solid-state sulfide cells.
New rapid battery-capacity estimation method could shorten lithium-ion cell grading
Researchers developed a rapid battery-capacity estimation method using early voltage response during the first discharge cycle. The approach extracts electrochemical signatures related to battery condition and enhances features to improve prediction accuracy, reducing testing time by over 80%.
New Fourier graph neural network could improve lithium-ion battery health estimation
Researchers propose a Fourier graph neural network to estimate lithium-ion battery state of health, capturing spatial and temporal feature relationships. The model achieves significant reductions in error compared to existing methods, suggesting improved accuracy and transferability.
New feature-search method could make lithium-ion battery health estimation more robust
Researchers propose an efficient feature search approach for estimating lithium-ion battery state of health, reducing reliance on manually selected aging features. The method combines Bayesian optimization and ensemble regression to improve accuracy and robustness.
New model-based battery fault diagnosis framework could support certifiable eVTOL systems
Researchers proposed a model-based diagnostic framework for electric vertical take-off and landing aircraft battery systems, improving fault detection and isolation under demanding aviation conditions. The approach achieves high detection rates, even in concurrent-fault scenarios, making it suitable for certifying eVTOL systems.
Polyphenol‑gated composite electrolytes with enhanced cross‑phase lithium‑ion transport for solid‑state lithium batteries
Researchers developed a novel polyphenol-gated composite electrolyte that overcomes limitations in interfacial Li⁺ transport and achieves an exceptional Li⁺ transference number of 0.68. The material enables fast, selective Li⁺ transport while immobilizing anions through hydrogen bonding.
New review maps battery status prediction challenges in the Industry 4.0 era
Battery performance is critical to electrified transportation and green energy systems. Real-world diagnostics are challenging due to complex environments and varying data quality. The review emphasizes the need for adaptive models and AI integration to improve battery status prediction.
New planning framework could help neighborhoods use EV batteries to support net-zero energy goals
A new planning framework proposes integrating bidirectional electric vehicle battery networks into sustainable communities, evaluating how EVs can support local energy systems. The framework models EVs as active participants in the neighborhood energy system, simulating grid interaction and energy exchange characteristics.
New path-planning equalization scheme could improve lithium-ion battery pack performance
A novel active equalization scheme uses path planning to address cell inconsistency in battery packs, improving equalization speed, accuracy, and robustness. The approach combines flexible topology with graph-based energy-transfer modeling and adaptive battery grouping to reduce energy loss and improve overall pack performance.
Image-based machine learning framework sharpens battery health estimation across varying conditions
The integrated framework combines incremental capacity analysis with image feature transformation and a hybrid machine-learning pipeline to improve SOH estimation accuracy. It achieves an RMSE of 1.76% on the NASA dataset and shows robustness when operating conditions shift, suggesting better generalization across different datasets.
New multiphysics model helps reveal how battery swelling force builds during charging
Researchers developed a three-dimensional electro-thermo-mechanical model to quantify the swelling force generated by lithium-ion batteries during charging. The model accurately identifies and quantifies swelling force, offering a new tool for improving battery safety.
Physics-informed AI framework could improve early prediction of battery knee point and lifespan
Researchers have developed a multi-fidelity framework combining coupled degradation mechanisms with machine learning to predict battery lifespan. The framework addresses the challenge of making reliable forecasts before long-term aging data are available, enabling safer operation and better-informed decision-making.
New two-step method improves early diagnosis of micro short circuits in lithium-ion batteries
Researchers developed a two-step diagnostic strategy to detect subtle abnormal behavior in lithium-ion batteries. The method combines Hellinger distance with an Inverse Markov Method to identify micro short circuits that can lead to serious safety failures and thermal runaway.
Liquid metals offer a green route to recycle spent Li ion batteries
Researchers have developed a room-temperature method to separate battery electrode materials from aluminum foil, preserving valuable cathode materials. The process produces clean hydrogen as a byproduct and can be repeated multiple times with high efficiency.
Atomic-scale tracking of sodium metal-electrolyte reactions via adaptive machine learning force fields
The study uses adaptive machine learning force fields to track sodium metal-electrolyte reactions, achieving a 71% speedup over ab initio molecular dynamics while retaining comparable accuracy. The approach identifies key components of the solid electrolyte interphase, including Na2O and NaOH, which influence its stability.
Multiscale framework established to systemically resolve performance bottlenecks in neutral zinc-air batteries
A comprehensive framework optimizes electrolyte and interface designs to boost efficiency and stability in neutral zinc-air batteries. The multiscale approach addresses key performance issues, including oxygen reaction kinetics and electrode instability.
UH engineer exposes structural weakness driving lithium-ion battery failure
Researchers have discovered that lithium dendrites in batteries are unexpectedly strong and brittle, causing short circuits and safety risks. The findings suggest that future battery design must change to improve safety and reliability of high-energy storage systems.
Manipulating interphase chemistry by endogenous doping toward high‑performance hard carbon anodes for sodium‑ion batteries
Researchers turn recovered car battery acid and plastic waste into clean hydrogen
A new method developed by researchers at the University of Cambridge uses solar-powered acid photoreforming to break down hard-to-recycle plastics into clean hydrogen fuel and valuable industrial chemicals. This approach could create a circular system where one waste stream solves another, reducing plastic waste and pollution.
Chinese researchers overcome high-voltage bottleneck for practical sodium-ion battery cathodes
Chinese researchers developed an integrated oxygen redox and solid solution design to achieve high voltage stability for practical sodium ion battery cathodes. The innovative FMT material shows superior cycling stability, rate capability, and air stability, overcoming key bottlenecks hindering high-voltage O3-type layered oxides.
Producing rechargeable batteries using sunflower seed shells as raw material
A team of researchers has developed rechargeable batteries using biomass-based materials, including sunflower seed shells, as an alternative to lithium-ion batteries. The batteries achieved competitive results with low environmental impact and can store sufficient energy.
New lithium-ion battery design could power longer-lasting electric vehicles and portable devices
Researchers developed a novel lithium-ion battery anode that stores more than 3500 milliampere-hours per gram, outperforming current graphite-based batteries. The new design, VISiCNT, features a vertically integrated silicon-carbon nanotube structure that maintains performance and stability over hundreds of charge cycles.
Distinguished Binghamton Professor and Nobel laureate elected AAAS Fellow
Binghamton University Distinguished Professor M. Stanley Whittingham has been elected as an AAAS Fellow for his groundbreaking work on intercalation chemistry and its applications to lithium-ion batteries. This honor recognizes his contributions to advancing science and promoting scientific progress.
Why solid-state batteries keep short circuiting
Researchers discovered that faster dendrite growth is associated with lower stress levels in a commonly used battery electrolyte material, revealing chemical reactions as a new culprit behind the problem. The study provides guidance for designing stronger electrolytes to make solid-state batteries successful.
Plasma and lemon juice: Milder method retrieves nearly 95% of critical minerals in battery waste
Researchers at Rice University have developed a new method to recover nearly all critical minerals from spent lithium-ion batteries, including metals like lithium and graphite. The process uses microwave-induced plasma treatment with room-temperature solvents, resulting in high recovery rates and minimal environmental impact.
From stillage to storage: Researchers turn bourbon byproducts into supercapacitors
Scientists developed a process to transform stillage from bourbon production into electrodes for supercapacitors. The resulting devices stored more energy than commercially available ones, offering a potential solution to stabilize the electrical grid with renewable energy.
Researchers develop high-performance dual-crystal-phase cathode for next-generation aqueous zinc-ion batteries
A novel dual-crystal-phase manganese dioxide (MnO₂) cathode has been developed to improve the performance and stability of aqueous zinc-ion batteries. The cathode offers high capacity, rapid charging capabilities, and exceptional longevity due to its unique interface between two different crystal structures.
Ultrasonic welding creates lithium-garnet interface in seconds
Researchers at Tohoku University's Advanced Institute for Materials Research developed an unprecedented method to bond lithium metal directly to garnet-type oxide electrolyte using ultrasonic welding. This technique reduces interfacial resistance and establishes direct solid-state contact without melting or thermal activation.
NSF Energy Storage Engine enters second phase with ambitious plans
The NSF Energy Storage Engine has received $45 million over three years to advance next-gen battery and energy storage systems. It will focus on safety, cost efficiency, and AI integration in manufacturing.
Thermal‑gated self‑repairing polyimide separator for dendrite‑suppressed lithium metal batteries
The new polyetherimide (PEI) core encapsulated by a polyamide-imide (PAI) shell separator overcomes conventional limitations in thermal safety, dendrite suppression, and cycling stability. The PAI@PEI separator achieves record-high shutdown temperature and superior Li+ transference.
Electric cars can make power grids more reliable (and earn owners money) – so why aren’t we doing that?
A new study identifies the barriers to vehicle-to-grid (V2G) adoption, including coordination problems, limited infrastructure, and varying regulations. V2G technology can provide backup power during periods of high energy demand and earn EV owners money for supplying energy to the grid.
Polyhydroxy hydrogel electrolyte with in situ tuned interface chemistry for ultra‑stable biosensing‑compatible zinc batteries
This study presents a polyhydroxy hydrogel electrolyte with in situ regulated interface chemistry suitable for biosensing-compatible zinc batteries, achieving unprecedented cycling stability and high-performance biosensing. The hydrogel electrolyte enables a conformal and continuous interface, promoting uniform ion transport and deposi...
Comprehensive digital materials ecosystem streamlines material design
Researchers at Tohoku University have developed a comprehensive digital materials ecosystem that integrates AI tools to streamline materials design, enabling faster and more accurate discovery of new materials. The ecosystem uses databases, AI, and scientific workflows to predict material properties and optimize design processes.
Water spider and fish scale bioinspiration drives Janus air electrode for advanced zinc-air batteries
Researchers developed a bioinspired Janus air electrode with a fish-scale and waterspider-leg structure, enabling rapid substance transport and improving catalytic site utilization. The asymmetric architecture significantly enhances zinc-air battery performance, achieving high power density and specific capacity.
Orbital modulation enables high-performance NASICON cathode for sodium-ion batteries
A novel orbital modulation strategy eliminates anti-site defects in NASICON-type Na3MnTi(PO4)3 cathode, improving cycling stability and rate performance. The optimized cathode achieves ultra-long cycling stability, excellent rate performance and wide-temperature adaptability.
Mechano-electrochemical synergy in cellulose@MOF scaffold-based asymmetric electrolyte for stable solid-state lithium metal batteries
Researchers developed a novel cellulose@MOF scaffold-based asymmetric electrolyte for stable solid-state lithium metal batteries, achieving enhanced safety and energy density. The design incorporates a cellulose framework decorated with MOF nanosheets, providing a strong mechanical barrier and efficient ion transport.
Non-destructive battery testing — New method developed with GSI participation
A new method has been developed to enable nondestructive diagnosis of the electrolyte in rechargeable batteries through the battery casing using special nuclear magnetic resonance techniques. The technique, known as ZULF NMR, allows for the direct detection and quantification of electrolyte components without damaging the battery.
Cracking the code on sulfur-based cathodes
A team of researchers has developed a practical and powerful all-solid-state battery using lithium-sulfur conversion chemistry. By optimizing particle size and material arrangement, they achieved a discharge capacity of 1500 milliampere-hours per gram of sulfur, bringing the technology closer to realizing its theoretical capacity.
Improved EV battery technology will outmatch degradation from climate change
Researchers at University of Michigan found that improved EV battery technology will outlast expected heat-related degradation from climate change, even in warming scenarios. The study's results suggest a boost to consumer confidence in EV batteries.