Articles tagged with Batteries
Researchers have discovered that closed pores in hard carbon anodes can significantly increase the energy density and initial Coulombic efficiency of sodium-ion batteries. This breakthrough provides a new design paradigm for hard carbon anodes, enabling the creation of next-generation SIBs with higher energy, longer life, and lower cost.
Researchers developed four stabilization strategies to improve zinc anode stability in AZIBs, including artificial SEI layers, electrolyte modification, bioinspired designs, and structural optimization. These approaches enhance cycle life, Coulombic efficiency, and overall performance of AZIBs.
Researchers developed a scandium doping technique that improves the stability and cycle life of sodium-ion battery cathodes. The study found that Sc doping modulates the structure, preserving cooperative Jahn-Teller distortion and superstructure, and prevents side reactions with liquid electrolytes.
Researchers develop flexible batteries with internal voltage regulation using liquid metal microfluidic perfusion and plasma-based reversible bonding techniques. This technology addresses limitations of traditional rigid batteries.
Researchers have developed a new technique to create all-solid-state sodium batteries that retain performance down to subzero temperatures. The breakthrough uses metastable sodium hydridoborate, which has high ionic conductivity, allowing for thick cathodes and improved energy density.
Researchers from Dalian Institute of Chemical Physics have created the first rechargeable hydride ion battery with fast conductivity at room temperature and high stability. The novel core-shell composite electrolyte enables efficient energy storage and conversion.
Researchers predict EU will need to meet 250 TWh annually for local battery cell production by 2050, offsetting 90 TWh of upstream fossil fuel energy. Maximizing recycling rates could reduce import dependency and future energy demand.
Researchers at Pohang University of Science & Technology have successfully synthesized Prussian Blue with an octahedral morphology by using a specialized solvent. The new crystal shape enhances electrochemical reactivity and stable performance in sodium-ion hybrid capacitors.
Researchers developed a novel zwitterionic electrolyte additive using anionic group design to eliminate hydrogen evolution reactions and zinc dendrite growth. MPC emerged as the most effective additive due to its dual functionality, offering promising solutions for ultra-stable and long-life aqueous zinc-ion batteries.
University of Oklahoma mechanical engineering professor Dong Zhang is leading efforts to advance EV battery technologies, exploring advances in battery mechanisms and chemistries. His NSF-funded work aims to develop physics-based models to predict the performance of battery cells with silicon-graphite composite material.
A novel 'heteroatoms synergistic anchoring vacancies' strategy has been introduced to create phosphorus-doped CoSe2 with rich selenium vacancies, resolving the long-standing 'activity-stability trade-off' of catalysts. This innovation enables Li-S batteries with exceptional performance and brings commercialization closer.
Researchers developed a new method to create nickel-based Prussian blue analog nanocages that retain an intact skeleton, boosting specific surface area and ion transfer distance. This improves the performance of aqueous nickel-zinc batteries, achieving high energy density and power density.
A new study introduces two-dimensional biphenylene oxide as a promising candidate for next-generation metal-ion batteries, offering high energy density and storage capacity. The material's unique properties make it an exceptional alternative to traditional materials like graphite.
A research team from Tohoku University has developed a new organic redox polymer that addresses material compatibility issues in aqueous electrolytes. The polymer retains high hydrophilicity and can be broken down into its raw components under mild conditions, reducing resource consumption and plastic pollution.
The University of Michigan has expanded its open-access Battery Lab with a new facility, increasing capacity for lithium-ion battery production and prototyping. The lab now offers advanced equipment, including an automated laser welder and three-megawatt-hour battery production line.
MIT researchers developed a sustainable electrolyte that quickly breaks down when submerged in organic solvents, allowing for easy recycling of components. The new material could revolutionize the battery industry by simplifying the recycling process and reducing electronic waste.
Researchers developed a roadmap for scalable, high-density storage that converts CO2 into grid-level energy. The review outlines ten years of progress and future directions, including dual-electrolyte architectures, AI-guided additive screening, and temperature-resilient designs.
This novel anode design boasts excellent mechanical resilience, industrial durability, and fast-charging capabilities, while being green and scalable. The hydrolysis-engineered architecture delivers improved electrochemical performance, including high-rate capability and long cycle life.
A new deeplearning framework uses federated transfer learning to predict battery state of health during fast charging, preserving user privacy. The framework outperforms traditional methods and has been integrated into intelligent battery management systems.
A new study introduces a phosphorus-doped MnMoO4 catalyst that dramatically improves lithium–oxygen battery performance. The engineered cathodes delivered stable operation for over 380 cycles at high current density, outperforming even some noble-metal systems.
Researchers at Uppsala University developed an AI model that can accurately predict battery ageing, leading to longer life and enhanced safety for electric vehicle batteries. The model reduces the need for sensitive vehicle data and provides a detailed picture of chemical processes inside batteries.
A new technique for controlling phase boundaries in thin films allows researchers to engineer lead-free energy storage materials with promising dielectric properties. By manipulating the film thickness, they can control the distribution of crystalline structures and enhance specific characteristics of the material.
Researchers develop bifunctional catalysts that can simultaneously facilitate oxygen reduction and evolution reactions, enabling the creation of durable and high-energy-density metal-air batteries. The new catalysts have been shown to outperform traditional materials in terms of stability and power density.
A groundbreaking study explores how temperature swings, vibrations, humidity, and salt spray affect lithium-ion battery performance in marine environments. Key findings reveal environmental impact on batteries and advanced state estimation methods for real-time optimization.
The study advances understanding of interfacial failure processes in Na-NASICON batteries, identifying dual-blocking effect and transport rate imbalance as key causes of degradation. Hybrid configurations with liquid electrolytes show promise in improving interfacial stability.
New research from Edith Cowan University highlights the importance of lithium battery recycling for a circular economy. The recycling process can significantly reduce greenhouse gas emissions, water footprint, and carbon footprint compared to mining.
Researchers have developed an OAPC strategy to graft a densely packed zwitterionic brush onto Zn anodes, overcoming dendrite growth and hydrogen-evolution side reactions. The resulting OIL-IPS@Zn platform achieves record-breaking stability and efficiency for ultra-long-life aqueous Zn-ion batteries.
Researchers at Chungnam National University developed a new ultra-thin protective layer using polyacrylic acid to prevent dendrite growth and enhance battery performance. The zinc-bonded polyacrylic acid coating proved remarkably durable, resisting dissolution in aqueous solutions and promoting uniform distribution of zinc-ions.
A new MIT study identifies key innovations that led to the dramatic cost reduction of solar panels since the 1970s. The researchers found that technical advances from various industries, including semiconductor fabrication and metallurgy, played a pivotal role in reducing costs. These findings can aid policymakers and R&D investmen...
The proposed method achieves exceptional accuracy of up to 1.6% SOC error under normal conditions and corrects itself within 5 seconds when faced with initial errors, outperforming conventional approaches.
Advanced sensor technologies enhance lithium-ion batteries with real-time monitoring, predictive maintenance, and intelligent protection against thermal runaway and gas venting. This innovation enables the development of smarter, safer, and more efficient electric vehicles, renewable energy storage systems, and portable electronics.
Researchers have designed a precision separator coating that blocks and re-uses polysulfides, improving cycle life and sulfur utilization in lithium-sulfur batteries. This innovation enables the transformation of separators from passive barriers to active gatekeepers, paving the way for real-world deployment.
Researchers have identified a fundamental mechanism behind voltage decay in LiMn0.7Fe0.3PO4 cathodes, revealing that wider voltage windows exacerbate material degradation. The study found that bulk structure degradation, particularly lattice distortion, leads to capacity loss and decreased cyclability.
Researchers developed a simple algorithm to analyze scanning electron microscopy images and predict lithium metal battery performance. The method measures lithium uniformity, finding that increasing ID values indicate degradation and earlier cell failure.
A new Stanford University study finds that most US households (60%) can reduce their electricity costs by 15% and weather local or regional blackouts with solar-battery systems. The systems would meet about half of the household's electricity needs on average, allowing them to save money or see no rise in costs.
Researchers at NJIT used artificial intelligence to discover new porous materials capable of revolutionizing multivalent-ion batteries. The AI-driven approach uncovered five entirely new materials with large, open channels ideal for moving bulky multivalent ions quickly and safely. These findings offer a promising solution for the futu...
Researchers have found electrolytes with boron additives can mitigate critical challenges of lithium metal batteries, including lithium dendrite formation and low Coulombic efficiency. The boron additives also improve the specific discharge capacity and high-rate performance of lithium-ion batteries.
The study introduces a modified electrolyte LPSC-5%Li3PO4 with enhanced chemical/electrochemical stability, demonstrating an ionic conductivity of 5.71 mS cm–1 and suppressing dendrite growth. The PO43- doped electrolyte exhibits excellent mechanical stability and good compatibility with lithium metal.
Researchers have developed a critical bimetallic phosphide layer that simultaneously accelerates electron transfer and delivers extra energy in nickel-zinc batteries. The new design enables fast-charging devices with unmatched energy/power density and mechanical flexibility, paving the way for next-generation energy-storage systems.
A study by researchers at the University of Münster found that deploying end-of-life EV batteries as stationary energy storage devices can significantly reduce greenhouse gas emissions. By prioritizing reuse, countries with high renewable energies can save up to 56 million tons of carbon dioxide emissions.
Scientists at KAUST discovered how free water compromises battery life and performance, but also found a solution with affordable salts like zinc sulfate. The study showed that sulfate reduces the amount of free water in batteries, increasing their lifespan by more than ten times.
The US relies heavily on Chinese graphite for battery production, with prices twice as high as importing it from China. To address this, the STEER initiative proposes lowering costs through financing, technological innovation, and domestic recycling, but faces challenges including lengthy qualification timelines.
Advanced membranes via precise ion-selective nanochannels slash crossover rates, cut costs, and sustain cycle life. Lab-scale cells employing SPEEK/lignin composites achieve high coulombic efficiency and energy efficiency, outperforming commercial Nafion.
Researchers developed a new method for building powerful, compact energy storage devices using thin-film supercapacitors without metal parts. The device can output 200 volts, equivalent to powering 100 LEDs for 30 seconds or a 3-watt bulb for 7 seconds.
Researchers created a highly textured Zn surface by introducing benzyltriethylammonium chloride (TEBAC) and selectively removing its counter-ion, achieving unprecedented stability and durability. The optimized electrolyte delivered 9000 hours of dendrite-free cycling in coin cells.
The StamiNa project aims to demonstrate and validate a new sodium-ion battery technology for e-mobility applications in East Africa, offering an alternative to lithium iron phosphate batteries. This collaboration seeks to accelerate commercialization while supporting the growth of an African-led battery ecosystem.
A novel mathematical framework enables precise control over multiple descriptors in high-nickel cathodes, improving mechanical and structural stability. The approach yields significantly improved electrochemical performance and minimal particle cracking, leading to safer consumer electronics and more reliable electric vehicles.
Researchers have developed solid-state batteries that can charge in a fraction of the time and pack more energy into less space than traditional lithium-ion versions. These batteries use stable solid materials instead of liquid electrolytes, enabling faster charging, reduced safety risks, and improved efficiency.
Researchers at the University of Surrey have developed built-in smart sensors to monitor temperature, pressure, stress, and chemical changes in real-time, providing early warnings and fire suppression features. The technology aims to improve safety and sustainability in electric vehicles, renewable energy, and other industries.
Researchers developed a π-electron delocalization-based strategy to optimize aqueous zinc-ion battery performance. A hydrophilic–hydrophobic interfacial layer (HHIL) on the Zn anode surface enhanced stability and electrochemical reversibility, regulating Zn deposition and suppressing parasitic reactions.
The study introduces aspartame as an electrolyte additive to improve zinc anode performance, resulting in enhanced corrosion resistance and cycling stability. The self-healing ZnO-based SEI film enables long-cycling and wide-temperature operation of aqueous zinc-ion batteries.
Researchers have developed a predictive model that uses electrochemical data from initial LMB cycles to forecast potential failures. The model identifies early indicators that correlate with different types of anode failure, providing key insights into the failure mechanisms.
Researchers at Rice University found that electrode materials' thermodynamic properties impact energy flow and performance differently. They showed that even with similar structures, some materials degrade faster under identical cycling conditions due to uneven lithium flow.
Researchers explore innovative synchronous electrolytes to optimize zinc anode and halogen cathode performance. The review proposes promising candidates for enhanced stability and efficiency in aqueous zinc-halogen batteries.
Researchers have successfully extended the lifetime of quantum batteries by 1,000 times, outperforming previous demonstrations. The new method uses molecular triplets to store energy more efficiently, paving the way for improved designs.
Researchers found that sodium phytate inhibits oxygen release and promotes stability in high-nickel oxide cathodes, leading to improved safety and electrochemical performance. The results showed a decrease in thermal runaway temperatures and enhanced cycle life, making PN-modified cathodes suitable for higher voltage operations.
Researchers developed a dual-modification strategy combining atomic-level cobalt doping with high-current formation cycling to enhance sodium-ion transport and interface stability. The approach resulted in exceptional performance, including high reversible capacity and outstanding rate capability.
Researchers developed a novel NDI-based electrolyte using zwitterions, reducing the positive charge concentration and enhancing solubility. The synergistic effect inhibits irreversible decomposition reactions, stabilizing the molecule and ensuring high performance AORFBs with long-term cycling stability.
Researchers from Shanghai Jiao Tong University have developed high-energy, stable all-solid-state lithium batteries using aluminum-based anodes and high-nickel cathodes. The study aims to address the challenges of electrode-electrolyte interface instability and achieve long-term cycling stability in these batteries.
Researchers developed Se-regulated MnS porous nanocubes encapsulated in carbon nanofibers for high-performance sodium-ion batteries. These novel anode materials show significant improvements in electrochemical performance, making them a promising candidate for high-energy-density SIBs.