Articles tagged with Batteries
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Researchers at University at Buffalo have developed a promising compound that can transform the energy storage landscape for large electrical grids. By modifying a metal-oxide cluster, they were able to nearly double its electrochemical energy storage in redox flow batteries, making it an ideal candidate material.
Researchers at Stanford University have developed a wake-up receiver that uses ultrasonic signals to turn on devices, extending battery life. The technology has potential applications in designing the next generation of networked devices, including 'smart' devices that can communicate directly with each other without human intervention.
A multinational research team led by Army scientists successfully induced a controlled release of stored isotopic energy using a physical effect involving atomic electrons. This achievement marks a step in the Army's quest for alternative energy sources for new types of batteries.
Researchers at Clemson University have developed a wireless energy generation device called W-TENG, which generates electricity from motion and vibrations. The device uses graphene-PLA fiber and can generate enough voltage to power standard electrical outlets or store energy wirelessly in capacitors.
Two cases of young children with severe esophageal injuries caused by swallowed lithium batteries from fidget spinners have been reported. The incidents highlight the potential danger of button batteries in children's toys, particularly those not specifically designed for kids.
Researchers at MIT have developed a new approach to rechargeable batteries using a metal-mesh membrane, which overcomes the limitations of previous ceramic membranes and enables cost-effective power storage for large-scale installations.
Northwestern University researchers have created a new battery using crumpled graphene balls, which can accommodate fluctuation of lithium as it cycles between the anode and cathode. This approach avoids lithium dendrite growth, increasing battery performance and capacity.
A new study has revealed extensive lead contamination at recycling plants in seven African countries, with levels up to 48,000 ppm. The contamination poses significant health risks to nearby communities and children, highlighting the need for stricter regulations and emissions control measures.
Dr. Yu Zhu's team developed a new polymer binding material and process to improve battery cyclability and storage density, extending the time between charges and overall battery life.
Researchers at UMass Amherst developed a polymer-based system storing more than two times higher energy density than previous systems. The new technology has potential applications in solar-powered heating and could provide sustainable energy storage for areas without access to power grids.
Researchers at the University of Waterloo have developed a new battery technology that uses lithium metal electrodes to increase energy storage capacity. The breakthrough enables electric vehicles to travel up to 600 kilometres on a single charge, three times the current range.
Researchers have developed a new microbial fuel cell that can produce maximum power and exhibit stable electricity-generating capability when tested under stretching and twisting cycles. The textile-based biobattery could be integrated into wearable electronics in the future, providing a sustainable and eco-friendly energy solution.
Three UNIST researchers, Rodney S. Ruoff, Jaephil Cho, and Jin Young Kim, have been named Highly Cited Researchers in materials science and energy fields. They have made significant contributions to their respective fields, with Professor Cho leading expert on secondary batteries and Professor Kim a leading expert in organic solar cells.
A study presented at the Mexican Congress of Cardiology found that pacemakers can be safely reused after sterilisation, potentially increasing access to life-saving treatment for those who cannot afford it. The procedure involves washing and sterilizing donated devices, which were used in patients with a minimum battery life of six years.
Researchers have captured the first atomic-level images of finger-like growths called dendrites that can pierce the barrier between battery compartments and trigger short circuits or fires. The images revealed that each lithium metal dendrite is a long, beautifully formed six-sided crystal.
Professor Sang-Young Lee's 'all-inkjet-printed flexible batteries on paper' technique fabricates batteries directly on conventional A4 paper using a commercial desktop inkjet printer. This technology enables printing portable electronic devices on any surface, regardless of shape, holding promise for IoT and wearable electronics.
Scientists at the University of Waterloo have created a new type of supercapacitor that can store significantly more electrical energy than existing devices. This breakthrough enables faster charging times for cellphones and laptops, and potentially replaces batteries in electric vehicles and other applications.
Researchers have developed a novel microwave synthesis process that facilitates the production of high-voltage cathodes for lithium-ion batteries. The new process produces high-quality lithium cobalt phosphate in just 30 minutes with minimal energy consumption.
A recent study by North Carolina State University found that automated pull request tools can encourage programmers to upgrade out-of-date dependencies, resulting in a 60% increase in necessary upgrades. The research also showed that these tools can help maintain the most up-to-date versions of dependent software.
Scientists developed a machine-learning method to predict molecular behavior, which can aid in developing new pharmaceuticals and enhancing emerging battery technologies. The method combines physics, chemistry, and machine learning, allowing it to simulate complex chemical behavior within molecules.
A team of Penn State engineers developed a new type of lithium sulfur battery that could improve efficiency, reduce costs and increase safety. The battery uses an organic sulfur-based interphase layer to prevent dendrite formation and improve mechanical flexibility.
A new battery powered by sulfur, air, water, and salt has been developed to store twice as much energy as a lead-acid battery while being nearly 100 times less expensive to produce. The invention aims to help integrate more renewable energy into the grid, addressing variability challenges.
Researchers from MSU found that changing the ratio of components in light-absorbing perovskite layers influences film structure and solar cell efficiency. By studying intermediate compounds formed during crystallization, they discovered a key factor affecting perovskite crystal shape and solar cell performance.
Researchers at UMass Amherst developed a vapor deposition method for nano-coating fabric to create sewable, weavable, electrically heated material. The technology has the potential to change personal thermal management, medical heat therapy, joint pain relief, and athletic rehabilitation.
Researchers at the University of Illinois Chicago are working on discovering new 2D materials to manufacture improved and cost-effective batteries. The goal is to increase battery efficiency by about 1,000 times, enabling sustainable energy generation, chemical manufacturing, and pollution removal.
Researchers at Wayne State University aim to develop an Autonomous Battery Operating System (ABOS) to enhance energy efficiency, lifespan and security of battery systems. The project will investigate the effectiveness of ABOS in a realistic environment, testing its ability to control physical battery systems and predict battery state.
Drexel University researchers have created a fabric-like material electrode that could help make energy storage devices faster and less susceptible to leaks or fires. Their design uses a thick ion-rich gel electrolyte absorbed in a freestanding mat of porous carbon nanofibers, eliminating the need for flammable liquids.
The University of Central Florida research group created a new electrode material for high-performance lithium-ion batteries that can be recharged thousands of times without degrading. The new technology has the potential to revolutionize energy storage and make it more sustainable.
An international team of scientists found that ions defy nature's norms by breaking Coulombic ordering when confined in small spaces. This discovery could lead to improved energy storage and water treatment technologies.
Vanderbilt researcher Ken Catania measured the shock from interacting with a small electric eel to solve an equation for calculating power released by bigger eels. The study revealed that eels are efficient at delivering electricity, generating hundreds of volts while maintaining high efficiency.
A flexible supercapacitor with a longer cycle life has been designed by Queen's University Belfast researchers, which could power body sensors and improve patient comfort. The device is made of non-flammable electrolytes and organic composites, safe for the human body.
A new study investigates why US battery material startups are failing under current venture capital funding models. The authors draw inspiration from the pharmaceutical industry, providing recommendations for entrepreneurs, investors, manufacturers, and policy-makers to improve commercialization chances.
Researchers challenge traditional battery commercialization approach by incorporating lessons from the pharmaceutical industry. They propose a tailored proposal for entrepreneurs, investors, manufacturers, and policymakers to fuel battery innovation, including niche applications, strategic partnerships, targeted capital raises, and cus...
Researchers have developed high-tech yarns that can generate electricity when stretched or twisted, opening up new possibilities for self-powered wearable devices and energy harvesting from ocean waves. The twistron yarns, constructed from carbon nanotubes, can convert mechanical energy into electrical power.
The aCar is an electric off-road capable vehicle designed to strengthen rural structures and drive the economy in Africa. Its modular structure allows for various applications, including water treatment, medical care, and cargo transportation.
Researchers in Japan and China create a way to isolate solid carbon dust from gaseous carbon dioxide, yielding a promising approach to fix carbon in a stable form. The method also shows potential for treating atmospheric CO2 and scrubbing other harmful gases.
Researchers at Binghamton University developed a paper-based bacteria-powered battery activated by spit, which can generate reliable power from one drop of saliva. The battery has competitive advantages over conventional solutions due to the availability of biological fluid and long-term storage capabilities.
The University of Texas at Arlington researcher will design and install a 150 kilowatt distributed generation source testbed to study configuration and integration challenges for the Navy's future ships. The testbed aims to emulate high-power, intermittent loads on ships and test how energy storage can maintain power quality.
Jaephil Cho, a leading expert on secondary batteries, has been listed among the most influential scientists in Materials Science & Engineering. With over 200 patents and 280 scientific publications, he was cited as one of the top authors in Nano Letters.
Researchers at UMD developed a new battery type that produces ionic electrical energy used by humans, powering brain functions and muscle movements. The battery uses grass to store energy and can be run at any voltage, making it suitable for medical devices and potential applications in neuroscience.
A team from KAUST developed a cheap, reliable system to signal danger using disposable sensor nodes linked wirelessly to fixed nodes. The system uses 3D printing and inkjet printing to create small sensors that can detect heat, low humidity, and hydrogen sulphide.
A Vanderbilt University team developed an ultrathin energy harvesting system that generates electricity from human motion, offering a potential solution for wearable devices and smart clothing. The device operates at low frequencies, making it suitable for slow movements like sitting or standing.
Researchers at Harvard University have created battery-free folding robots that can perform complex movements using wireless magnetic fields and shape-memory alloy coils. The robots, inspired by origami, use passive electronic components to deliver an electric current, eliminating the need for batteries or wired connections.
Researchers have developed lightweight, flexible, and simple TENGs from recycled plastics that can generate electricity in self-powered smart toys. The technology has shown promise in creating interactive games without the need for batteries, benefiting children's entertainment and education.
Drexel University researchers develop new battery electrode designs using highly conductive MXene material, achieving tens of milliseconds charging time. The design enables ultrafast energy storage devices that can store more energy than conventional supercapacitors.
Researchers at the University of Washington have developed a new deep brain stimulation system that uses electrodes on top of the brain to sense movement and deliver targeted stimulation only when needed. This approach has shown promising results in reducing tremor symptoms, extending battery life, and improving patient performance.
Researchers at MIT's CSAIL have developed a system of quadcopter drones that can both fly and drive through urban environments with ease. The drones, equipped with wheels on the bottom, can navigate around obstacles in both air and ground modes, making them ideal for transporting objects or rescuing people in disaster zones.
Computer scientists in Saarbræcken have created an electric version of Karl von Drais' 200-year-old bicycle, dubbed the Draisine 200.0, to test the validity of mathematical proofs and improve e-bike software safety.
Purdue researchers develop 'instantly rechargeable' battery technology that can be refilled like a gas tank, eliminating the need for re-charging stations. This innovation could expedite the adoption of electric and hybrid vehicles by reducing charging time and infrastructure costs.
Researchers have developed a new algorithm to optimize battery power consumption in smart home systems. The system learns to adapt to real-time electricity rates and minimizes grid power needed while extending battery life. Future work will investigate avoiding damage caused by frequent charging and discharging modes.
Researchers have developed a new battery system using electrodes with porous graphene scaffolding, showing substantial improvement in energy storage. By fine-tuning nanopore size, they achieved high mass loading and power capability while maintaining charge transport.
Researchers at the University of Kent have discovered a way to increase the charge transport rate in solid materials using geometric frustration, a phenomenon that breaks up regimented atomic formations. This technique enables faster ionic conductivity, potentially leading to more powerful batteries and fuel cells with zero-emission ca...
Researchers at UTSA developed a chip that can extend battery life of electronics, making lower power devices like cell phones work more efficiently. The chip is small in size and manages power consumption to reduce heat and increase device lifespan.
The study found that the material with atomically thin layers of water stored energy more efficiently than the regular material, wasting less energy as heat. This breakthrough holds promise for future energy-storage technologies, such as thinner batteries and faster renewable-based power grids.
Researchers developed a novel approach to study Li-ion battery failure under short-circuit conditions, gaining insights into cell design vulnerabilities and thermal runaway propagation. The findings provide new knowledge to improve battery safety and reliability for portable electronics, electric vehicles, and grid-scale storage.
Researchers at Columbia University developed a new method using ice-templating to create solid electrolytes for lithium batteries, which are safer, have longer battery life, and are bendable. This approach could improve energy density by replacing the graphite layer with lithium metal.
The study found significant variability in AED registration and maintenance, leading to unknown true risk for failure. Regions with high registration rates had significantly more operational AEDs.
A Stanford scientist's new mathematical model could accelerate the design of high-power electrical storage devices, including car batteries and supercapacitors. The model aims to improve material performance and reduce costs, paving the way for more efficient energy storage solutions.
Researchers in China have developed a battery prototype that captures atmospheric nitrogen to generate electricity, offering a promising alternative to existing lithium-nitrogen batteries. The battery's energy output is brief but comparable to other lithium-metal batteries, making it a potential solution for renewable energy storage.
Researchers from NREL provide a detailed component and system-level cost breakdown for residential PV systems equipped with energy storage. The report reveals previously unknown soft costs and offers valuable information to stakeholders to guide cost reduction efforts.