Articles tagged with Batteries
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Researchers at Stanford University have made significant advancements in the development of a 'liquid battery' technology that uses LOHCs to store and release energy. The team discovered a novel, selective catalytic system that allows for the efficient storage of electrical energy in liquid fuels without generating gaseous hydrogen.
Researchers developed a novel air-handleable garnet-type solid electrolyte technology that improves surface and internal properties, preventing contamination layer formation. This innovation enables the creation of ultra-thin lithium solid-state batteries with high energy density and low weight.
Researchers have developed cutting-edge techniques for optimizing battery design, manufacturing processes, and recycling methods to enhance energy density, performance, and safety. Machine learning techniques are also highlighted for early fault detection and prevention of thermal runaway in real-time.
Researchers from the University of Cambridge developed a low-cost and energy-efficient method to make materials that can capture carbon dioxide directly from the air. The charged charcoal sponge uses reversible bonds with hydroxides to capture CO2, requiring lower temperatures and renewable electricity for regeneration.
Researchers have developed a new class of fluorinated block copolymers as solid electrolytes for solid-state ZnI2 batteries, promoting stable fluoride-rich SEI layer and preventing zinc dendrite growth. The battery demonstrates excellent cycle performance, maintaining stability for approximately 5000 hours at room temperature.
Researchers have created a new polyfumaric acid binder to improve the performance of hard-carbon electrodes in sodium-ion batteries. The new binder shows improved Na ion diffusion, long-cycle stability, and enhanced durability.
Researchers from Pohang University of Science & Technology have developed a high-energy, high-efficiency all-solid-state sodium-air battery that can reversibly utilize sodium and air without additional equipment. The breakthrough overcomes the challenge of carbonate formation, increasing energy density and reducing voltage gap.
Researchers developed polymeric protective films to improve anode interface stability in sulfide-based all-solid-state batteries. The films, made from various polymers, showed improved interfacial stability and high-capacity retention rates after multiple cycles.
Researchers at Pohang University of Science & Technology developed a hybrid porous structure using polyvinyl alcohol, enabling uniform lithium electrodeposition. The new design facilitated the transport of lithium ions, reducing 'dead Li' areas and internal short circuits, resulting in high stability after 200 charge-discharge cycles.
Columbia Engineers employ nuclear magnetic resonance spectroscopy to examine lithium metal batteries. Their findings may help design new electrolytes and anode surfaces for high-performance batteries, addressing the challenges of commercializing lithium metal batteries.
DGIST researchers successfully develop dual-site radioactive isotope dye-sensitized betavoltaic cells with high efficiency and stability. The new battery technology generates power without recharging and has a semi-permanent lifespan.
Dr. Hemali Rathnayake has developed a cost-effective and efficient lithium refining process for converting lithium into battery-grade lithium carbonate. The grant funding will support her ongoing research to boost North Carolina's sustainable domestic supply chain for lithium-based products.
Researchers at Oak Ridge National Laboratory have developed carbon-capture batteries that can store renewable energy and capture airborne CO2. The new battery formulations can maintain capacity for up to 600 hours and convert CO2 into a solid form with the potential to be used in other products.
Researchers at Linköping University have developed a battery based on zinc and lignin that can be used over 8000 times, retaining its charge for approximately one week. The battery is stable and easily recyclable, making it a promising alternative to lithium-ion batteries.
A team of researchers used state-of-the-art imaging techniques to study lithium-ion battery cells. They identified macroscopic deformations in the copper current collector due to local accumulations of silicon during electrode manufacturing. The defects compromise cell structure and functioning when agglomerates exceed 50 microns in size.
The team developed a deep learning AI technique to quantitatively analyze cation mixing using atomic structure images. This approach revealed that introducing metal dopants like aluminum, titanium, and zirconium into the transition metal layer fortified bonds between nickel and oxygen atoms, curbing cation mixing.
A team of international researchers, led by TU Delft, found that introducing chemical short-range disorder into layered oxide materials used as cathode materials can significantly improve the stability and performance of lithium-ion batteries. This improvement results in a longer cycle life and shorter charging times for well-establish...
A study by Raheel Ahmed Shaikh and colleagues models the most cost-efficient path to Australia's fully renewable electricity grid. The optimal route would require significant expansion of generation and storage, but could reduce costs with interconnection between eastern and western grids.
Researchers at the University of Missouri have developed a soft, self-charging material that can track vital signs like blood pressure and heart activity wirelessly. This innovation has significant implications for early disease detection and timely interventions in chronic conditions.
Researchers identified three types of behaviour around refuelling, including the event-triggered model, which is best for optimum electric vehicle usage. The study suggests that a change in mindset can reduce range anxiety and encourage more people to opt for EVs.
The GREENSKY model significantly enhances the energy efficiency of Unmanned Aerial Vehicles (UAVs) in cellular networks by optimizing charging behavior and routing processes. This results in a 9.1% reduction in energy consumption compared to traditional heuristic solutions.
A Rutgers study reveals that price is the biggest barrier to a vibrant second-hand EV market, with lower-income buyers often priced out of the market. The study suggests that increasing charging station availability and expanding subsidies could promote greater used EV uptake across income groups.
Researchers at KAIST have developed a hybrid sodium-ion battery with high energy and power density, enabling rapid charging in under a few seconds. The new battery technology has the potential to revolutionize energy storage for electric vehicles and other applications.
A new DC-DC power converter designed by Kobe University team offers superior voltage ratio, system stability, and simplicity, achieving an impressive efficiency of up to 98.3%. The device can efficiently interface with various energy sources, making it suitable for renewable energy integration and electric vehicle applications.
Researchers at University of Cambridge found that disordered carbon electrodes in supercapacitors store more energy than ordered ones. The study used nuclear magnetic resonance spectroscopy to analyze electrode materials and found a correlation between disorder and energy capacity.
Researchers have discovered life-threatening quantities of lead pollution from improperly managed battery waste in off-grid solar technologies in Malawi. The study found that common informal recycling activities for lead-acid batteries release toxic lead pollution, equivalent to more than 100 lethal oral doses per single battery.
Researchers developed new techniques to study acid-base chemistry at electrified interfaces, revealing the impact of hydrophobic layers and electric fields. These findings offer opportunities for optimizing electrochemical processes and designing novel catalytic strategies.
Researchers at Osaka Metropolitan University developed a process to create solid sulfide electrolytes with world-high sodium ion conductivity and glass electrolytes with high reduction resistance. This breakthrough enhances the practical use of all-solid-state sodium batteries.
Researchers at the University of Michigan and Samsung's Advanced Materials Lab have developed a new approach to making chemically complex materials that can improve battery performance. The method uses unconventional ingredients to reduce impurities in the final material, resulting in more efficient and cost-effective production.
A recent analysis by DOE/Argonne National Laboratory and NREL suggests that renewable energy could reduce carbon footprint at the South Pole. The study found that using solar energy during the austral summer could save approximately $57 million over 15 years.
Researchers at Tohoku University developed a high-performance magnesium-air battery that utilizes water activation and carbon cathodes. The paper-based battery achieved impressive performance results and demonstrated its versatility in wearable devices such as pulse oximeters and GPS sensors.
Researchers propose a hybrid data driven framework combining VMD, ISSA, and MKSVR to enhance battery SOH estimation and RUL prediction. The approach achieves accurate predictions with high stability.
Research by a team at Pohang University of Science & Technology found that impurities in lithium raw material can enhance process efficiency and prolong battery lifespan, reducing costs and emissions by up to 19.4% and 9.0%, respectively.
A new iron-based phosphate cathode material has been developed with improved reversible capacity and energy density, enabling fast-charge capability and superior cycling performance. The material uses a bi-phase intergrowth heterogeneous structure to activate the inert phase, achieving high capacity and long cycle life.
Researchers at Tsinghua University have developed a new fabrication method for flexible solar cells, increasing their power conversion efficiency by up to 25.09%. The new technique uses a chemical bath deposition method that is compatible with acid-sensitive substrates, addressing durability concerns and enabling scalable production.
Researchers have developed an implantable battery that runs on the body's own oxygen, providing stable power and compatibility with biological systems. The device shows promise for powering medical devices, monitoring wound healing, and even starving cancer cells.
Researchers at PNNL have developed a safe, economical, and water-based flow battery made with commercially available industrial quantities of nitrogenous triphosphonate. The new design exhibits remarkable cycling stability over 1,000 charging cycles, outperforming previous iron-based batteries.
The development of cost-effective and high-performance RP anode materials is crucial for LIBs/SIBs. Poor electrical conductivity and significant volume changes in RP compromise its cycling stability, leading to substantial electrode polarization and reaction kinetics issues.
Researchers at the University of Adelaide have developed a new nanocomposite electrocatalyst that enables lithium-sulphur batteries to achieve full charge/discharge in less than five minutes. This breakthrough has significant implications for high-performance battery systems and energy storage technologies.
The USTC team created a rechargeable, non-aqueous manganese metal battery with halogen-mediated electrolyte, achieving high Coulombic and Faraday efficiencies. The battery demonstrated stable cycling for over 700 hours and showed excellent multiplicity performance.
A new technique for producing polymer solid electrolytes has been developed, eliminating the need for vacuum heat treatment and increasing production speed by 13-fold. This method ensures consistent thickness and surface quality of polymer solid electrolytes, ideal for battery production.
A research team developed an anode protection layer to prevent random electrodeposition of lithium, promoting stable 'bottom electrodeposition' and reducing unnecessary consumption. The breakthrough results in all-solid-state batteries with stable electrochemical performance over extended periods using ultrathin lithium metal anodes.
A new electrolyte improves batteries in aerial electric vehicles, allowing them to be repurposed in less demanding applications. The study reveals that stressed-out batteries can still meet typical power demands, but require alternative battery technologies for high-power-demand applications.
Researchers found that faulty mtDNA replication causes mitochondria to leak genetic material, triggering an immune response and leading to disease. By targeting this process, doctors may develop therapies to prevent harmful inflammation.
Researchers developed a wireless device powered by light that can be implanted to regulate cardiovascular or neural activity in the body. The ultralight membrane is thinner than a human hair and contains no moving parts, offering a minimally invasive surgery alternative.
Scientists found that doping with Scandium reduces structural changes but doesn't improve stability. Magnesium doping suppresses oxygen redox reaction, which is unexpected as magnesium triggers it in other layered manganese oxides.
The development of asymmetric fire-retardant electrolytes in lithium metal batteries has shown significantly enhanced safety performance and cycling stability. The novel quasi-solid polymer electrolyte meets the stringent requirements of high-voltage LMBs, addressing safety concerns and improving overall battery performance.
Researchers at the University of Liverpool have discovered a new solid material that rapidly conducts lithium ions, replacing liquid electrolytes in current battery technology. The discovery provides a platform for optimising chemistry to enhance material properties.
In a groundbreaking study, researchers observed that battery ions change direction and return to previous positions before resuming their random travels. The 'fuzzy memory' of the ions lasts just a few billionths of a second but will help scientists predict ion behavior.
Researchers at Argonne National Laboratory discovered soft-shorts, tiny voltage fluctuations that indicate the early signs of battery failure. These transient short-circuits occur when lithium filaments grow from the anode to the cathode, disrupting ion flow between electrodes and potentially leading to permanent internal shorts.
Researchers at Stanford University have discovered that resting lithium metal batteries in the discharged state can restore capacity and boost overall performance. By reprogramming the battery management software, lost capacity can be recovered without additional cost or changes needed for equipment, materials, or production flow.
Researchers have deciphered the key pathways of the sulfur reduction reaction in lithium-sulfur batteries, identifying dominant molecular pathways and critical roles of electrocatalysis. This breakthrough could lead to improved battery performance, reduced costs, and increased energy storage capacity.
Researchers at North Carolina State University found that yarn-shaped supercapacitors (YSCs) in the 40-60 centimeter range provide the best overall energy output. The study, which aimed to explain changes in YSC performance across a wide range of lengths, used mathematical models to determine the most efficient length for YSCs.
Researchers created a polymer electrolyte membrane with an interpenetrating network that enhances fatigue resistance and prolongs the lifespan of fuel cells. The composite membrane exhibits a lifespan of 410 hours, compared to 242 hours for the original Nafion membrane.
Researchers have developed a new polymeric binder that enhances the mechanical strength and stability of sulfide solid electrolyte membranes. This breakthrough improves the energy density of all-solid-state lithium batteries, enabling longer cycle life and higher performance.
Researchers have successfully induced and controlled polarization states within metals using flexoelectric fields. This method has the potential to mitigate power losses attributed to semiconductors and extend battery lifespan in electronic devices.
A new type of mechanical sensor, powered by sound waves, could monitor infrastructure and medical devices without battery replacement, reducing waste. The sensor can distinguish between different words and sounds, triggering processes or alarms.
Researchers successfully improved lithium metal battery charging rates by adding a cesium nitrate compound, while maintaining long cycle life. The new findings challenge conventional beliefs about effective interphase components and contribute to the development of high-energy density batteries.
Researchers at Cornell University have developed a new lithium battery that can charge in under five minutes while maintaining stable performance over extended cycles. The breakthrough could alleviate range anxiety among drivers who worry about electric vehicle charging time.
Researchers found that small electric aircraft can have a notably lower climate impact – up to 60 percent less – and other types of environmental impacts than equivalent fossil-fuelled aircraft. The study also highlights the need for longer battery lifetimes and improved energy storage capacity to minimize mineral resource scarcity.