Articles tagged with Batteries
A new hybrid model combining DNNs and TLBO algorithm improves SoC estimation in lithium-ion batteries, outperforming traditional methods. The model achieved high precision and reliability, offering a game-changing approach for EV battery management systems.
The new method produces high-yields of graphene oxide nanosheets with uniform thickness and characteristics comparable to mined graphite, making it viable for large-scale production and potential applications in electric vehicle batteries. Researchers are now exploring biobased sources for carbon fibers and delving deeper into the proc...
Researchers at IISc have developed an onsite production strategy for hydrogen peroxide using a zinc-air battery. The process generates H2O2 while degrading toxic dyes, making it a low-cost and highly energy-efficient method. This approach has the potential to be scalable and can be used in various applications.
A team of researchers from the Dalian Institute of Chemical Physics has developed a high-water-soluble pyrene tetraone derivative that enhances the energy density of aqueous organic flow batteries. The new monomer achieves an ultra-high volumetric capacity of approximately 90 Ah/L, with excellent stability and cycling performance.
Researchers from the University of the Basque Country have developed a hybrid supercapacitor using carbon from Pinus radiata waste, offering a cost-effective and sustainable alternative for improving conventional lithium-ion capacitors. The system stores high-power energy and can withstand many charge-discharge cycles.
University of Missouri researchers developed a solution to improve solid-state battery performance by understanding the root cause of issues. They used 4D STEM to examine atomic structures without disassembling batteries, ultimately determining the interphase layer was the culprit.
Researchers developed a conjugated phthalocyanine framework with enhanced electron-withdrawal properties and flexibility, leading to improved capacities, rate capabilities, and cyclic stability in high-voltage lithium metal batteries. The framework also showed longer operating life and higher capacity retention.
A team of researchers, led by Kelsey Hatzell from Princeton University, has made breakthroughs in developing anode-free solid-state batteries. These batteries have the potential to store more energy in less space and operate with high performance at a wider range of temperatures.
Researchers developed heteroepitaxial diamond quantum sensors with high sensitivity and accuracy for monitoring electric vehicle battery systems. The breakthrough could pave the way for widespread adoption in industries related to sustainable development.
Researchers have developed a battery that can harness ambient gamma radiation to produce strong electric outputs, enabling potential applications in space exploration and sensors. The prototype demonstrated a peak power output of 288 nanowatts using cesium-137 and 1.5 microwatts with cobalt-60.
The University of Vaasa's FlexiPower project aims to develop and commercialize a 'Building as a Battery' (BaaB) solution that enables dynamic response of building heating and cooling systems to power grid needs. This innovation offers cost-effective and scalable solutions for balancing the power grid.
Researchers found that applying external pressures can alleviate Li loss and battery degradation by alleviating SEI aggregation. Pressure regulation can rejuvenate I-iLi, reducing its content and Li loss. The study suggests a promising approach for advancing practical Li metal batteries.
Researchers propose a new local electricity market to harness the power of homeowners' grid-edge devices in case of outages or attacks. Devices like solar panels and electric vehicles can pump power into the grid or rebalance consumption.
Researchers at PNNL developed a mini flow battery test system that requires less starting material while delivering comparable performance to standard lab-scale systems. This innovation reduces time and resources needed for testing new battery materials, accelerating the discovery of grid energy storage technology.
Researchers have designed a compact, high-efficiency flow battery test system that requires an order of magnitude less starting material while delivering results comparable to standard lab-scale systems. The mini flow cell design is geared towards rapid screening and development of new battery materials, reducing the time and resources...
Researchers at Texas A&M University have developed a new catalytic graphitization technology to convert petroleum coke into graphite, reducing emissions and cost associated with conventional synthetic graphite production. The process uses lower temperatures and shorter times, making it more sustainable and efficient.
A new mechanical heart pump, BrioVAD, is being tested against the current standard, HeartMate 3, in a national study. The trial aims to enroll 780 participants with advanced heart failure and will compare the two devices head-to-head.
A study by Virginia Tech researchers found that electric vehicles generally produce less non-exhaust emissions than gasoline-powered vehicles when driving in city conditions. The research also highlights the environmental benefits of regenerative braking, which reduces brake abrasion emissions.
A new buried interface engineering strategy has been proposed to stabilize zinc anodes in aqueous zinc-ion batteries. The approach involves embedding a zincophilic Sn layer within a corrosion-resistant ZnS layer, which accelerates zinc deposition and shields the anode from corrosion.
A team of engineers from the University of Texas at Austin used x-ray, infrared, and other imaging technologies to investigate battery degradation in wireless earbuds. They found that temperature gradients, caused by clashes between critical components and the battery, led to damage and reduced battery life.
Weizmann researchers create new method to analyze dendrites in lithium-ion batteries, finding optimal composition for safe energy storage. The study reveals 'golden ratio' for electrolyte balance, extending battery life and reducing fire hazard.
The study reveals that battery production depends on over 35 materials and critical minerals, posing significant human health and environmental risks. Sustainable solutions like green energy systems, tailings backfilling, and circular economy strategies are proposed to mitigate these impacts.
Researchers at University of Tsukuba developed a system to identify lithium-ion batteries based on magnetic field measurement, distinguishing OEM from compatible batteries. This non-destructive method can single cells and multiple batteries in series, paving the way for identifying batteries in actual modules with deteriorated structures.
Researchers at UMass Amherst have developed a plant-based method to extract nickel from contaminated soil, providing a potential solution for the US's growing demand for this critical mineral. By manipulating the superplant Camelina sativa, scientists can absorb nickel, produce biofuel oil, and clean polluted soil.
Researchers at Cornell University have developed modular worm and jellyfish robots that harness 'embodied energy' to reduce weight and increase power density. These soft robots demonstrate improved battery capacity and can travel longer distances than previous models.
Researchers have designed a cost-effective and environment-friendly aluminum-ion battery that can withstand repeated jabs and high temperatures. The battery's long life and improved stability make it a promising technology for large-scale energy storage.
A new study finds that battery-powered electric vehicles (BEVs) have improved significantly in reliability over the years, matching the lifespans of traditional cars and vans with internal combustion engines. BEVs now have an average lifespan of 18.4 years and can travel up to 124,000 miles.
Researchers successfully tuned the first coordination shell environment of Sb centres to exhibit strong affinity for oxygen reduction, improving catalytic performance. The orbital stabilisation effect mitigates *OH steric hindrance, accelerating formation of *OOH and demonstrating excellent long-term durability.
Researchers have developed a seawater-safe battery that can be woven into various shapes, such as a fishing net or fabric. The yarn-like battery prototype was tested in saltwater and retained most of its charging efficiency and storage capacity over 200 charge and discharge cycles.
Scientists introduce a novel approach to construct robust electrode/electrolyte interphase layers on both cathode and anode of aqueous zinc batteries. The use of glutamate additives enables efficient suppression of undesirable side reactions, leading to improved electrochemical performance and cycling stability.
Researchers at the University of Illinois have developed a new technique to eliminate fluid flow dead zones in electrodes used for battery-based seawater desalination. The tapered flow channel design improves fluid flow by two to three times, making it more efficient than current reverse osmosis methods.
Despite potential advantages, sodium-ion batteries struggle to match lithium-ion batteries in terms of energy density and cost. Researchers identify key areas for improvement, including increasing energy densities without critical minerals and developing new battery chemistries.
Scientists at Argonne National Laboratory have created a new class of additive to improve battery performance. The additive forms a film on both the anode and cathode, suppressing shuttle effects and promoting ion transport. This design minimizes sulfur dissolution and enhances reaction homogeneity, enabling better overall performance.
Researchers at Swiss Federal Laboratories for Materials Science and Technology have developed a functioning fungal battery that generates electricity, powered by two types of fungi. The biobattery is non-toxic and biodegradable, making it an attractive alternative to conventional batteries.
Researchers at Northwestern University have developed an efficient storage agent for sustainable energy solutions using triphenylphosphine oxide (TPPO), a well-known chemical byproduct. The team's 'one-pot' reaction method enables the transformation of TPPO into a usable product with powerful potential to store energy.
A novel nitrogen-doped porous carbon material improves lithium-sulfur battery performance by increasing sulfur loading and reducing lithium polysulfide migration. The battery achieves a high capacity of 705 mAh g⁻¹ under rapid charging conditions, demonstrating excellent stability.
Researchers develop coprecipitation method to create free-standing porous carbon fibers with Zn single atom sites and molybdenum carbide clusters, enhancing iodine adsorption and electrocatalytic activity. The resulting zinc-iodine batteries demonstrate high specific capacity and good capacity retention.
The triple-layer solid polymer electrolyte battery developed by DGIST improves fire safety and lifespan, addressing structural limitations and dendrite issues common in conventional batteries. The battery retains about 87.9% of its performance after 1,000 charging cycles, demonstrating a notable improvement in durability.
Researchers have made significant breakthroughs in synthesizing innovative materials for all-solid-state batteries (ASSBs), improving their performance and safety. The review highlights the challenges that remain, such as limited compatibility between electrolytes and electrodes.
Researchers developed an electrochemically stable and ultrathin polymer-based solid electrolyte, exhibiting over 2100 hours of stable battery cycling in Li-symmetric cells. The study offers a new approach for fabricating ultrathin solid electrolytes and provides insights into the mechanisms of dendrite-free formation.
Researchers from the University of Granada and the Public Health Agency of Canada identified the most important physical fitness tests for children and adolescents, with a degree of scientific agreement exceeding 85%. The top tests include the 20-meter shuttle run test, handgrip strength test, standing long jump test, and body mass index.
A combination of policies is necessary to encourage widespread adoption of environmentally friendly technologies like solar panels and heat pumps. Removing barriers for renters, such as subsidies and investment requirements, can make these technologies more accessible and affordable.
Researchers warn that refining nickel, cobalt, and other minerals for electric vehicle batteries could increase sulfur dioxide emissions by up to 20% in China and India. The study highlights the need for countries to think strategically about building clean supply chains as they develop decarbonization plans.
Researchers at Doshisha University developed porous silicon oxide electrodes that improve the durability and energy density of all-solid-state batteries. The electrodes can withstand repeated charge/discharge cycles without cracking or peeling, making them a promising solution for sustainable energy storage.
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.
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 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.
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.
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.
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.
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.