Articles tagged with Batteries
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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.
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.
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 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...
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 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.
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.
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.
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.
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.
Researchers at Drexel University have developed a low-cost, accessible method to detect structural defects and damage in lithium-ion batteries using ultrasound technology. The technique can identify gas presence, material deficiencies, and other issues that may cause electrical shorts or performance hampers.
Scientists developed an algorithm that can accurately simulate atomic interactions on material surfaces, reducing the need for massive computing power. This breakthrough enables the analysis of complex chemical processes in just two percent of unique configurations, paving the way for improved battery performance.
Researchers developed a novel interfacial polymer cross-linking strategy to fabricate ultra-thin polymeric membranes with nanoscale separation layers. The fabricated membranes achieved high ion selectivity and low resistance, overcoming the traditional permeability and selectivity trade-off.
A recent study demonstrates a transformative approach to enhance sodium-ion battery performance by incorporating lithium salt into the electrolyte. The formation of a robust SEI layer and stabilization of the O3-type cathode surface significantly improve cycleability and capacity retention.
Researchers discover trisulfur radicals as powerful catalysts to boost electrochemical performance of lithium-sulfur batteries. The discovery addresses long-standing challenges, such as the shuttle effect and electrode passivation, making LSBs more viable for widespread adoption.
A team of researchers at Binghamton University has developed a dissolvable battery using probiotics, which can provide a safe and sustainable energy source for transient applications. The battery utilizes electricity-producing bacteria that are commonly found in the human digestive system and are considered biocompatible.
Researchers at the University of Texas at Dallas have discovered a way to improve solid-state battery performance by creating a 'space charge layer' that enhances ion movement. This breakthrough could lead to better-performing batteries with improved safety and increased energy storage capacity.
A new analysis from UC Davis suggests that lithium-ion battery recycling could play a big role in meeting growing global demand for lithium, potentially reducing the need for new mines. Recycling could mitigate supply constraints and reduce carbon emissions associated with combustion engine vehicles.
A study reveals an increasing polarisation between Asia and Western nations in future battery technologies, with Europe and the US focusing on improving existing lithium-ion batteries. Meanwhile, countries like China, Japan, and South Korea are investing in high-energy batteries and low-cost alternatives.
Researchers at MIT have developed a new fuel cell that can carry three times as much energy per pound as current EV batteries, offering a lightweight option for electrifying transportation systems. The technology has the potential to enable electric aviation and other sectors like marine and rail transportation.
A new two-layer active balancing strategy improves energy transfer efficiency and speed by redistributing energy among cells. The layered structure integrates inductor and transformer circuits to balance both within and between battery cell groups, achieving faster equalization and increased energy efficiency.
Scientists at the University of Surrey have developed a breakthrough in eco-friendly batteries that store more energy and capture carbon dioxide. The new lithium-CO₂ 'breathing' batteries use a low-cost catalyst to overcome efficiency issues, potentially leading to widespread adoption and reducing emissions.
A new study develops advanced machine learning models tailored to Canadian data, offering precise predictions for e-bus energy use under varying climates and heating systems. The research reveals that tree-based models deliver the highest accuracy in predicting energy consumption, with a mean absolute error of just 0.09–0.1 kWh/km.
A new dual-atom catalyst significantly improves the efficiency of oxygen reduction reactions in zinc-air batteries, leading to high open-circuit voltages and energy densities. The breakthrough could enable more efficient, long-lasting batteries for practical applications.
Aqueous metal ion batteries face challenges with electrodes and electrolytes, leading to degradation during scaleup. The effects of electrode materials and aqueous electrolyte chemistry are key issues.
Researchers at POSTECH have developed an interlocked electrode-electrolyte system that forms covalent chemical bonds between the electrode and electrolyte, maintaining long-term stability. The IEE-based pouch cell demonstrated significantly higher energy density compared to traditional lithium-ion batteries.
Researchers at Dongguk University have created a graphene coating that supercharges zinc-ion batteries for grid use, overcoming safety issues and enabling high-performance industrial energy storage. The new technology supports roll-to-roll manufacturing, bringing affordable energy storage closer to commercialization.
Researchers developed circular coils with ferrite boxes to enhance wireless power transfer efficiency for electric vehicles. The design achieved a 50% increase in coupling efficiency and a 300% boost in EMF strength.
A new paper outlines a path for AI and machine learning to help build tomorrow’s batteries by maximizing three components: ionic conductivity, oxidative stability, and Coulombic efficiency. The team used a dataset compiled from 250 research papers to identify promising candidates for scientists to test in the lab.
Researchers at Penn State have developed a 'cold' manufacturing approach to create solid-state batteries using advanced ceramic-polymer composite electrolytes. The technique, known as cold sintering, operates at lower temperatures than traditional methods, reducing defects and improving conductivity.
Researchers developed a data-driven AI framework that identifies potential solid-state electrolyte candidates and predicts their performance. The framework uses large language models, multiple linear regression, and genetic algorithm to optimize battery design.
Researchers at Max Planck Institute for Sustainable Materials have developed a carbon-free method to extract nickel from low-grade ores in a single step, reducing CO2 emissions by 84% and increasing energy efficiency. The approach enables the use of low-grade nickel ores, which account for 60% of total nickel reserves.
A team of researchers has successfully observed the distribution of elements in a lithium button cell during 10,000 charge cycles using non-destructive X-ray methods. The study reveals that manganese dissolves from the NMC cathode and migrates to the carbon anode, leading to further reactions and processes.
Researchers developed a Li x Ag alloy anode that addresses interface issues in garnet-type solid electrolytes, enabling higher energy density and safety. The alloy creates a pathway for lithium ions with dramatic enhancement of diffusion kinetics.
Researchers develop a gel polymer electrolyte with a localized high-concentration solvation structure, enabling solid-state batteries to operate at 4.7 V with high energy density and cycling stability. The new electrolyte also exhibits exceptional safety characteristics, including no electrolyte leakage or combustion.
Researchers have discovered materials that shrink when heated, expand when crushed, and could restore old EV batteries to factory-fresh performance. This discovery represents a fundamental shift in understanding of materials science and has potential applications in construction and energy storage.
A new phenomenon in modern batteries has been discovered by Texas Engineers, which could improve their life cycles. Researchers found a temporary version of the film that forms on the metal anode during discharge speeds and dissolves back into the battery when finished.
Researchers at Linköping University developed a fluid battery that can be integrated into future technology in a completely new way. The soft battery has been tested to have high capacity, recharging over 500 times and maintaining its performance.