Articles tagged with Batteries
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Researchers at MIT have developed a new kind of battery using abundant and inexpensive materials, offering a potential solution for large-scale backup power systems. The battery's molten salt electrolyte has been shown to prevent dendrite shorting, a common reliability issue in lithium-ion batteries.
Researchers have developed new stable quantum batteries that can reliably store energy into electromagnetic fields. The micromaser system allows for efficient charging with protection against overcharging and preserves the stored energy's purity.
Researchers developed a machine learning algorithm that can predict how different driving patterns affect battery performance, improving safety and reliability. The algorithm uses non-invasive probing to provide a holistic view of battery health, suggesting routes and driving patterns that minimize degradation and charging times.
Researchers have designed superfast charging methods tailored to power different types of electric vehicle batteries in 10 minutes or less without harm. By incorporating charging data into machine learning analysis, the team identified and optimized new protocols that significantly increase energy storage while minimizing battery damage.
A projected shortage of sulfuric acid could stifle green technology advancement and threaten global food security. Researchers estimate a shortfall in annual supply between 100-320 million tonnes by 2040, depending on decarbonisation pace. Developing low-cost methods to extract elemental sulfur is crucial to mitigate the crisis.
MIT engineers create a flexible, semiconducting film that conforms to the skin like electronic Scotch tape, harnessing gallium nitride's piezoelectric properties for sensing and wireless communication. The device wirelessly transmits signals related to pulse, sweat, and UV exposure without chips or batteries.
Researchers at NUS developed a self-charging fabric-based 'battery' that can generate electricity from air moisture using sea salt as an absorbent. The device provides higher electrical output than conventional AA batteries and has long-lasting performance.
Scientists at the University of Chicago discover a method to increase lithium selectivity in olivine iron phosphate using electrochemical intercalation. Seeding electrodes with lithium ions can repel unwanted elements, improving the efficiency of lithium extraction from dilute water resources.
A team of scientists from the University of Illinois Chicago discovered that hydrogen ions, not zinc, cause damage to manganese dioxide in rechargeable aqueous zinc-manganese batteries. This finding challenges existing knowledge about the charging mechanism and opens up new strategies for improving battery sustainability.
Researchers from Tokyo University of Science create a metal–organic framework-based magnesium ion conductor showing superionic conductivity at room temperature, overcoming the limitations of magnesium ion-based energy devices. The novel Mg2+ electrolyte exhibits a high conductivity of 10−3 S cm−1, making it suitable for battery applica...
Researchers at Surrey's Advanced Technology Institute have developed a renewable and rechargeable battery prototype that can charge smart wearables in just seconds using sunlight. The system, which combines zinc-ion batteries with perovskite solar cells, enables wearables to operate continuously without plug-in charging.
A new paper battery that can be activated by adding a drop of water has been developed, using salt and zinc to generate electricity. The battery's performance decreased over time due to the paper drying out, but it showed promise for low-power electronics.
A water-activated disposable paper battery has been developed by Gustav Nyström and colleagues, which can power a wide range of low-power, single-use devices. The battery's performance is maintained by adding water, releasing charged ions that generate an electrical current.
Researchers prepared lithiophilic aluminum oxide nanoparticles to enhance rigidity of carbon nanotube arrays, inhibiting dendrite growth and stabilizing the SEI film. The resulting battery exhibited enhanced redox kinetics and long cycle life.
The US Department of Energy has selected six new science and technology innovators to advance game-changing clean energy technologies through the Innovation Crossroads program. The startups will receive support from world-class experts and unique capabilities at Oak Ridge National Laboratory.
A team of researchers from Tokyo University of Science has developed a novel multi-proton carrier complex that shows efficient proton conductivity even at high temperatures. The resulting starburst-type metal complex acts as a proton transmitter, making it 6 times more potent than individual imidazole molecules.
A joint research team proposes a dual-plating strategy to rapidly construct new zinc-bromine microbatteries with ultrahigh areal energy density and polarity-switchable functionality. The method eliminates the synthesis of active materials and avoids mass matching, resulting in record-high areal capacity and energy density.
The University of Jena has received €2.5M in funding from the European Research Council to advance its energy storage research, led by Prof. Dr Ulrich S. Schubert. The FutureBAT project aims to develop novel organic active materials for polymer-based redox flow batteries with improved capacity, efficiency, and sustainability.
Researchers at PNNL have developed a sodium-ion battery with greatly extended longevity in laboratory tests. The new electrolyte recipe stabilizes the protective film on the anode and generates an ultra-thin protective layer, providing long cycle life and stability. This technology has potential for applications in light-duty electric ...
A study found that pharmacogenomic testing can help providers avoid prescribing antidepressants with undesirable outcomes. The test, which analyzes genes related to drug metabolism, resulted in a significant improvement in depression symptoms compared to usual care.
Researchers have developed microsupercapacitors that can be integrated onto stone tiles, enabling high-performance and customizable power from natural building materials. The devices maintain a high energy storage capacity even after multiple charge-discharge cycles.
Researchers create micrometer-sized particles with modular structure and magnetic readout process, allowing tailored applications and non-real-time temperature tracking. The new temperature indicator stores maximum temperature reached in the past, suitable for tracing material temperature history.
A new distributed recycling system using microwave irradiation recovers 97% of manganese oxide and zinc from spent alkaline batteries, outperforming conventional methods. The system's potential to reduce annual energy consumption and greenhouse gas emissions in Japan is estimated at 26,500 GJ and 1.54 Gg-CO2 eq, respectively.
Researchers at the University of California San Diego have developed temperature-resilient lithium-ion batteries with high energy density, compatible with high-temperature operation. These batteries could enable electric vehicles to travel farther on a single charge in cold climates and reduce overheating in hot climates.
Researchers at Rensselaer Polytechnic Institute have made critical advances in nanostructures to improve battery performance. The team demonstrated that combining micro-particles with nanostructures can lead to longer battery life, faster charging times, and improved storage capacity.
Researchers at Binghamton University have developed a 'plug-and-play' biobattery that lasts for weeks using three bacteria in separate vertical chambers. The batteries can be stacked to improve output voltage and current, offering a solution for long-term power autonomy in remote locations.
Researchers developed a mathematical model that brings together physics and chemistry involved in dendrite formation, suggesting swapping new electrolytes with certain properties could slow or stop dendrite growth. The study aims to guide the design of lithium-metal batteries with longer life span.
Harvard researchers develop new method to extend the lifetime of organic molecules in organic aqueous flow batteries, improving their commercial viability. The approach works by periodically providing a shock to revive decomposed molecules, resulting in a net lifetime increase of up to 260 times.
Researchers discovered a 'volcano-shaped' relationship between polysulfide adsorption and catalytic activity in lithium-sulfur batteries. This finding modifies the long-standing principle that strong adsorption leads to good catalytic activity, suggesting catalysts should be designed separately to improve performance.
Researchers at the University at Buffalo have developed a new magnetic material that can help monitor the amount of charge left in lithium-ion batteries. By tracking changes in the material's magnetism, scientists can estimate the battery's state of charge.
Researchers at KTH Royal Institute of Technology have developed a thermoelectric coating that converts low-grade heat into electrical power, with potential to replace batteries in wearables and IoT devices. The coating can be applied to any surface that generates heat, enabling efficient energy harvesting.
Researchers at the University of Surrey have successfully increased the lifespan and stability of solid-state lithium-ion batteries. The new high-density batteries are less likely to short-circuit, addressing a common issue in previous models.
Scientists designed novel hard carbon anodes with controlled defects, pore structures, and cation doping to boost sodium storage capacity. The optimized materials showed improved rate capability, cycling stability, and energy density. Introducing potassium ions regulated the microstructure and surface functionality of the anodes.
University of Queensland scientists have discovered a way to make molecular switches work at room temperature, paving the way for more efficient and environmentally friendly technologies. This breakthrough could lead to advancements in MRI scans, sensors, carbon capture, and hydrogen fuel cells.
A new theory developed by researchers at the University of Chicago proves the existence of local equilibrium at interfaces, which are regions where materials interact and connect. This finding has significant implications for understanding and engineering systems with multiple components.
Researchers at Tohoku University have created a method to stabilize lithium or sodium depositions in rechargeable batteries, preventing degradation and short circuiting. This breakthrough paves the way for higher-energy-density metal-anode batteries with improved safety and performance.
Researchers at the Indian Institute of Science discovered that microscopic voids in lithium anodes cause dendrite formation in solid-state batteries. By adding a thin layer of refractory metals to the electrolyte surface, they delayed dendrite growth and extended battery life.
Researchers at Oak Ridge National Laboratory have made significant advancements in recovering rare earth metals, developing safer batteries, and enhancing material properties through tailored molecules and advanced microscopy. These discoveries could lead to more efficient clean energy technologies and reduced carbon impacts.
Researchers at NTU Singapore have developed a flexible and durable fabric that harnesses energy from human movements, providing a potential solution for wearable power sources. The fabric generates enough electricity to light up LEDs and charge capacitors, demonstrating its potential for use in smart textiles and wearable electronics.
Researchers discovered an electrolyte additive that protects nickel-rich layered cathodes from degradation and improves cycling performance. The additive forms a protective layer on the cathode, reducing transition metal loss and increasing energy density.
The Faraday Institution has awarded 16 small, focused projects to deliver transformative results in areas such as anodes, electrolytes, and flow batteries. The initiatives aim to strengthen the UK's position in electrochemical energy storage and contribute to industry competitiveness.
Researchers at the University of Houston have identified an alternative to lithium-based battery technology for grid-level energy storage systems. They developed a novel form of oxysulfide glass electrolyte that enables reversible sodium plating and stripping at high current densities, potentially solving the challenges associated with...
Researchers propose a novel gravitational-based storage solution using lifts in tall buildings to store energy. The system, called Lift Energy Storage Technology (LEST), stores energy by lifting wet sand containers or other high-density materials.
A study of 195 children revealed severe airway injuries from button battery ingestion, highlighting the urgent need for awareness and prevention. The research underscores the critical importance of educating parents and caregivers on safe handling practices.
Researchers at HZDR simulated liquid metal flow behavior and found that turbulence under certain conditions leads to reduced heat transport. This finding has implications for battery technology and our understanding of the Earth's core.
A UNIGE team found that car owners systematically underestimate electric driving ranges to meet their daily needs. To overcome this, researchers suggest providing personalized information to increase drivers' willingness to adopt electric vehicles.
Researchers at the University of Cambridge have developed a low-cost supercapacitor device that selectively captures CO2 gas while charging. The device uses sustainable materials and can store energy while capturing climate-changing emissions.
Researchers at Toyohashi University of Technology have developed a novel large-scale manufacturing technology for sulfide solid electrolytes, specifically Li7P3S11, which exhibits high ionic conductivity. This breakthrough enables the low-cost and scalable production of highly ion conductive solid electrolytes for all-solid-state batte...
Researchers have developed a glucose fuel cell that converts glucose into electricity, generating 43 microwatts per square centimeter. The device is resilient, able to withstand temperatures up to 600 degrees Celsius, making it suitable for medical implants.
Researchers developed a data-driven robotic experiment system to identify electrolyte materials with desirable properties. They discovered a multi-component electrolyte that enhances the cycle life of lithium–air batteries, accelerating the development of next-generation rechargeable batteries.
The study reveals significant information on the thermal properties of electric double-layer capacitors, which can help create safer and more reliable energy storage devices. The research team found that charging and discharging alter the heat capacity of EDLCs, leading to a decrease in capacitance.
A new approach to battery design uses a polysulfide-air redox flow battery with two membranes, overcoming main problems and opening up potential for large-scale energy storage. The dual membrane design enables the use of lower-cost materials, improving performance and reducing costs.
After several dozen charging cycles, the focus shifts from individual electrode particle properties to their interactions. The study identified key attributes contributing to particle breakdown, including particle-particle distance and shape variability.
A new study examines how individual electrode particles contribute to battery decay and identifies key factors, including particle properties and interactions. The research aims to develop techniques to control these properties and design more efficient, long-lasting batteries.
Researchers overview properties and disadvantages of cathode materials, focusing on metal-based compounds and carbon-based materials. Modification methods, including surface treatment and decoration, are discussed to enhance performance of Br-FBs.
Researchers found uneven charge distribution within lithium iron phosphate cathodes due to misaligned particles, leading to reduced battery performance. Introducing porosity or aligning particles could potentially improve uniform lithium insertion, enhancing energy density and charge/discharge rates.
The 'freeze-thaw battery' can store energy for months without significant loss of capacity, making it a key step towards seasonal energy storage. The battery uses molten-salt and common materials to achieve this, with the potential to enhance grid resilience during severe storms or power outages.
Engineers at University of Illinois Chicago develop additive material to make inexpensive iron-nitrogen-carbon fuel cell catalysts more durable. The material scavenge and deactivate free radicals, reducing corrosion and degradation in fuel cells.
Researchers at Martin Luther University Halle-Wittenberg create a new shape-stabilized phase change material that can absorb significantly more heat and is made of harmless substances. The material, which can be used as large panels integrated into walls, can store up to 24 times more heat than conventional concrete or wallboard.
Researchers at Dalian Institute of Chemical Physics developed a low-cost hydrocarbon membrane that enables commercial-scale flow batteries for long-duration energy storage. The membrane's high stability and conductivity enabled the creation of an alkaline zinc-iron flow battery stack with high energy efficiency.