Articles tagged with Batteries
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Pratyanik Sau, a senior at the University of Texas at Arlington, won an Outstanding Undergraduate Student Oral Presentation Award for his research on graphene using positrons. The study has implications for designing particle accelerators and fusion reactors.
A new method developed by Penn researchers uses a chemical-separation technique to extract cobalt from 'junk' materials, increasing the capacity for purified cobalt production with minimal environmental harm. The process avoids harsh chemicals and generates lower costs than traditional methods.
Researchers found that dynamic discharging based on real driving data helped extend battery life, with sharp accelerations slowing degradation. The study suggests a correlation between acceleration and slower aging, contrary to previous assumptions.
Researchers found that burned rice hulls can provide a nearly doubling of energy density in typical lithium-ion or sodium-ion batteries. The process is more sustainable than producing graphite from biomass, which requires heating to high temperatures and produces significant CO2 emissions.
A new study from Tel Aviv University uses smartphone data to predict wildfire risk, overcoming individual device errors by averaging large amounts of public data. The method provides valuable insights into wildfire evaluation, especially in remote areas lacking traditional weather stations.
Researchers will test the hypothesis that environmental manganese exposure is associated with the progression of Parkinson's symptoms and measure neuroinflammation in the brain using MRI scans. The study aims to inform environmental regulations for manganese worldwide and address an environmental justice concern.
Researchers from Delft University of Technology have developed a new 3D electrode design for the Battolyser, enabling it to store twice the amount of electricity and charge four times faster. This innovative design reduces space and costs while producing green hydrogen comparable to existing electrolysers.
A University of Michigan-led study suggests that recycled pacemakers can be used safely and effectively in patients with life-threatening cardiac conditions. The international clinical trial involved nearly 300 people across seven countries and found no significant differences in pacemaker function up to 90 days after the procedure.
Researchers at Washington State University have discovered a way to accelerate ions in mixed organic ion-electronic conductors, setting a new world record for ion speed. This breakthrough could lead to improved battery charging, biosensing, and neuromorphic computing.
A randomized trial found reconditioned pacemakers comparable to new devices in terms of safety and effectiveness up to 90 days after implantation. However, longer-term follow-up is necessary to confirm the safety and efficacy of reconditioned devices.
Scientists at Oak Ridge National Laboratory are studying how a new type of battery fails to improve long-term storage of wind and solar energy. By analyzing the failure mechanisms, researchers can design more durable solid electrolytes that support storing renewable energy for longer periods.
Researchers at Binghamton University have developed a paper-based wearable device that captures moisture from the air and converts it into electricity. The device uses bacterial spores to break down water molecules into ions, generating an electric charge.
A Cornell University research team found that strategically placing a mix of medium-speed and fast-charging stations in urban areas increases driver usage and improves investor profitability by 50-100%. The team used Bayesian optimization to analyze data from Atlanta, taking into account factors like traffic and road characteristics.
Binghamton University researchers have created artificial plants that can capture 90% of carbon dioxide from indoor air, reducing levels and generating oxygen. The plants use photosynthesis to drive the process, with an additional power generation capability of around 140 microwatts.
A recent study found that retrofitting US shipping fleet from internal combustion engines to battery-electric systems could reduce maritime CO2 equivalent emissions by 34-73% in 2035. Electrifying ships is more challenging than electrifying cars, but declining battery costs and cleaner grids make it feasible.
A USTC team proposes a new type of battery using Martian atmospheric components, achieving higher energy density and longer stable cycling than previous designs. The battery has been validated in actual Martian conditions, paving the way for future space missions.
KAIST researchers developed a new electrochemical impedance spectroscopy (EIS) technology using small currents to diagnose electric vehicle batteries with high precision. This low-current EIS system minimizes thermal effects and safety issues during measurement, making it suitable for integration into vehicles.
A new method uses principal components-based feature generation and optimized Artificial Neural Networks (ANN) to estimate the State of Charge (SoC) in LiFePO4 batteries. This approach improves the accuracy and robustness of existing SoC estimation methods, enabling real-time implementation.
A new study predicts Turkey's battery electric vehicle (BEV) ownership growth using the Gompertz model, aiming to aid policymakers in preparing for a smooth transition. The predicted BEV market saturation is expected to occur approximately 15 years later than Internal Combustion Engine Vehicles.
A new zone-regulated interfacial polymerization strategy creates acid- and alkali-resistant nanofiltration membranes with high separation selectivity for lithium recovery. The strategy improves membrane performance and manufacturing stability by controlling monomer diffusion behavior.
Researchers at Worcester Polytechnic Institute have discovered a new method to create high-performance alkaline batteries using iron and silicate. The process suppresses hydrogen gas generation, improving the energy efficiency of battery systems.
The system removes salt from water at a pace that closely follows changes in solar energy, maximizing the utility of solar power. It produces large quantities of clean water despite variations in sunlight throughout the day, making it an attractive solution for communities with limited access to seawater and grid power.
Researchers at Osaka Metropolitan University have developed a promising solid electrolyte for all-solid-state batteries, showing high conductivity and formability. The new electrolyte, Na2.25TaCl4.75O1.25, also exhibits superior mechanical properties and electrochemical stability.
Argonne researchers have developed a new design for a sodium-ion oxide cathode that overcomes the performance issue of repeated discharge and charge. The team found that fine-tuning the heat treatment conditions eliminated cracks in the particles, maintaining high energy storage capacity.
Researchers at Pohang University of Science & Technology developed a non-fluorinated battery system to comply with environmental regulations and enhance battery performance. The innovative 'APA-LC' system, entirely free of fluorinated compounds, shows improved oxidation stability and higher capacity retention.
Researchers at the Department of Energy's Lawrence Berkeley National Laboratory have developed a new process for creating manganese-based cathodes that can store and deliver energy efficiently. This breakthrough could lead to more sustainable and cost-effective lithium-ion batteries.
Researchers have created a new electrolyte that enhances the energy density and power density of intermediate-temperature K/Na/S batteries, enabling them to operate at lower temperatures while achieving maximum possible energy storage capacity. This breakthrough could provide a stable and reliable power supply from renewable sources.
Researchers have developed a lithium-sulfur battery with improved iron sulfide cathode, retaining capacity over 300 charge-discharge cycles. The battery also withstands physical stress, including folding or cutting, making it safer and more efficient.
Researchers developed cost-effective catalysts by incorporating chromium into transition metal hydroxides, demonstrating enhanced catalytic activity. The FeCoNiCr hydroxide catalyst showed a low overpotential of 224 mV in alkaline media, outperforming similar catalysts.
A novel deep learning model, DS-ViT-ESA, was developed to predict lithium battery lifespan with high accuracy using only a small amount of charging cycle data. The model achieved low prediction errors even when tested on unseen charging strategies, demonstrating its zero-shot generalization capability.
Researchers at Chalmers University of Technology have created a world-leading structural battery that can halve the weight of laptops and make mobile phones as thin as credit cards. The battery has increased its stiffness, allowing it to be used in vehicles, increasing their driving range by up to 70 percent on a single charge.
Researchers at Eindhoven University of Technology, in collaboration with MIT and PSI, developed a new method to visualize the inner workings of redox flow batteries using neutron imaging. The technique provides extraordinary moving images that help understand the battery's performance and durability.
A new type of gel developed by MLU chemists improves the safety and service life of lithium-ion batteries. Initial lab studies show that it also enhances battery performance, remaining stable at over five volts.
Charging lithium-ion batteries at high currents just before they leave the factory increases average lifespan by 50% and decreases initial charging time from 10 hours to 20 minutes. Researchers used machine learning to pinpoint changes in battery electrodes that account for this increase in performance.
Researchers developed novel naphthalene derivatives with air stability for aqueous organic flow batteries. These molecules achieved long-term stable cycling even under air-atmosphere conditions, demonstrating promising potential for sustainable energy storage.
Researchers have developed a lithium/manganese-based material that outperforms nickel-based layered materials in terms of energy density and fast-charging capabilities. The new material, nanostructured LiMnO2 with a monoclinic layered domain, boasts high-energy density of 820 Wh kg-1 and no reported voltage decay.
Researchers developed a model to accurately predict the cycle lives of high-energy-density lithium-metal batteries using machine learning methods. The technique is expected to improve safety and reliability in devices powered by these batteries.
The new battery can capture oxygen from air and use it to oxidize zinc, creating a current of up to 1 volt. It powers an actuator, memristor, clock circuit, and sensors, making it ideal for robotics and medical applications.
Scientists have expanded understanding of how electrons move through conductive fluids in batteries, revealing that controlling chemistry and microstructure is crucial. The research team created a universal roadmap for processing energy storage devices during manufacturing, enabling the design of better materials.
Scientists at Tohoku University create a novel technology to harness ambient low-power RF signals, enabling battery-free operation for electronic devices and sensors. The developed compact spin-rectifier technology converts faint ambient RF signals to DC power.
Xiao-Qing Yang, a physicist at Brookhaven National Laboratory, has spent his career studying and improving battery materials using advanced characterization tools. His work has led to a fundamental understanding of the relationship between structure and performance in battery systems.
A research team at Rice University has pioneered a new method to extract purified active materials from battery waste, enabling efficient separation and recycling of valuable battery materials. The technique uses solvent-free flash Joule heating to create unique features with magnetic shells and stable core structures.
A new framework enables efficient calculation of optimal solar panel and battery sizes for residential neighborhoods, making it feasible to achieve net-zero energy houses. The approach leverages linear programming transformations to overcome computational challenges, demonstrating that ZEH status does not significantly elevate costs.
Researchers at the University of Hong Kong have developed a new generation of lithium metal batteries with microcrack-free polymer electrolytes, promising extended lifespan and enhanced safety. The batteries maintained 92.7% capacity retention and averaged 99.867% coulombic efficiency over 450 cycles at 100°C.
A $1.5 million state grant is funding research into using fungal molecules in batteries, photovoltaics and electronic circuitry. The project, called NICER, aims to explore how these compounds can improve energy technologies, making them more sustainable and environmentally friendly.
Researchers at HKUST have developed a novel strategy to create solid-state electrolytes with high performance, achieving exceptional ionic conductivity and lithium-ion transport capability. The new electrolyte enabled the fabrication of a full cell demonstrating an initial discharge capacity of 141.5 mAh g−1 at room temperature.
Physicists at Trinity College Dublin developed a new theory describing the energy landscape of collections of quantum particles. This work addresses decades-old questions and may help scientists design materials revolutionizing green technologies.
Scientists have created a new type of battery that is soft and stretchable, making it suitable for wearables and medical implants. The 'jelly batteries' use hydrogels to deliver an electric current and can be stretched up to ten times their original length without losing conductivity.
Scientists at Karlsruhe Institute of Technology have developed a new cathode material, NaNi0.9 Ti0.1 O2, which shows improved cycling stability and high theoretical specific capacity, positioning it as a potential candidate for high-energy-density sodium-ion batteries.
A team of scientists and engineers designed an electrolyte that maintains high power delivery during charging and discharging cycles. This innovation addresses the key challenge of low power delivery at landing stages in electric aircraft, where batteries are not fully charged.
Researchers used omics techniques to discover a novel electrolyte solution that increases cycle life for electric aircraft batteries by four-fold, outperforming conventional batteries. The new design aims to enable carbon-free air travel and expand the use of omics in battery research.
Researchers at HZB have developed a method to precisely monitor electrochemical reactions in solid-state batteries using photoelectron spectroscopy at BESSY II. The results show that decomposition products form at interfaces, hindering lithium ion transport and reducing battery capacity with each charge cycle.
The new COMET centre Battery4Life aims to enhance the safety, lifespan, and eco-friendliness of batteries. By leveraging artificial intelligence and state-of-the-art test facilities, researchers will develop methods for assessing used battery safety and exploring sustainable reuse options.
A novel process for extracting metals from spent alkaline batteries has been developed, offering a promising solution for recycling critical materials. The technique achieves high extraction efficiencies of 99.6% for zinc and 86.1% for manganese, making it cheaper and more energy-efficient than existing methods.
The University of Chicago's laboratory has developed the world's first anode-free sodium solid-state battery with stable cycling for hundreds of cycles, promising to be more environmentally friendly and affordable than traditional lithium-ion batteries. This innovation could help accelerate the transition to a low-carbon economy by pro...
A research team at KAIST has developed an AI-based methodology to predict the major elemental composition and charge-discharge state of NCM cathode materials with high accuracy using convolutional neural networks. The technology can analyze surface morphology images of batteries to determine their composition and lifespan.
Researchers at USTC developed a novel spiro-branched polymeric membrane with exceptional performance in flow battery applications, exceeding 60 mS cm-1 chloride ion conductivity. The membranes demonstrated superior power density and energy efficiency, potentially addressing various energy and environmental challenges.
Researchers developed a unique electrochemical ultrasonic force microscopy (EC-UFM) technique to observe sodium-ion battery interfaces during operation. The new method guides passivating layer formation, preserving charge carrier transport and enhancing battery performance.
Researchers developed a technique to study electrochemical processes at the atomic level, revealing unexpected transformations in a popular copper catalyst. The technique, called polymer liquid cell (PLC), enables scientists to observe composition changes during reactions in real time.
Researchers propose a novel hydrogel electrolyte formula that effectively interrupts water clusters and enhances water covalency, resulting in an expanded voltage stability window. The design improves the battery's climate adaptability by regulating Zn solvation and interfacial adhesion.