Articles tagged with Batteries
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Researchers have developed lightweight supercapacitors that can boost the power of an electric car. The technology could be embedded in a car's body panels to store enough energy to turbocharge the battery in just a few minutes, enabling faster acceleration and charging times.
Researchers at MIT have developed a new way to coat batteries with a special material that prevents them from conducting electricity after being swallowed. The QTC-coated batteries were found to not damage the gastrointestinal tract in animal tests, showing promise as a safer alternative.
Researchers developed a simple coating to render small batteries harmless if ingested, reducing esophagus damage and potentially eliminating deaths. The cost-effective solution uses a quantum tunneling composite to conduct electricity only under pressure.
Researchers have discovered a highly stable cubic garnet material called LLZO that can enable the development of higher-energy battery designs. The material remains structurally stable over time across neutral and extremely alkaline environments, making it an ideal separator material for lithium-ion batteries.
Mg-ion batteries may provide improved safety and cost, but their development has been hindered by misconceptions. New findings from Berkeley Lab's Joint Center for Energy Storage Research suggest that multivalent ions like Mg can still move through electrolytes more efficiently than thought.
Researchers at Ohio State University have created a solar cell that can store its own power, reducing the cost of renewable energy. The 'solar battery' combines a mesh solar panel with a battery, allowing for efficient charging and discharging using light and oxygen.
The new underwater robot is designed to inspect ships for false hulls and propeller shafts that smugglers use to hide contraband. With its unique propulsion mechanism and ability to perform ultrasound scans without surface contact, the robot could revolutionize port security.
University of Washington researchers create a system that uses reflected smartphone signals to recognize and respond to hand gestures, enabling users to interact with their phones beyond touchscreens. The technology has an accuracy rate of 87% and could improve battery life.
The team's innovative approach allows for the separation between electric vehicle purchase and battery pack costs, potentially lowering prices by $10,000. Swappable modules also enable users to recharge batteries at home, expanding access to electric vehicles in cities without wall outlets.
Researchers at University of Missouri have created a water-based nuclear battery that generates electrical energy from radioactive isotopes. The battery uses strontium-90 to boost electrochemical energy in a water-based solution, making it suitable for applications such as spaceflight and emergency equipment.
The new pacemaker eliminates the need for battery replacement and leads, tackling two major disadvantages of traditional pacemakers. Researchers successfully tested the system in domestic pig experiments, allowing for batteryless overdrive-pacing at 130 beats per minute.
Researchers developed a new technique to measure nanomechanical properties of microstructures undergoing stress and heating, revealing insights for improving microelectronics and battery designs. The technology uses laser-based Raman spectroscopy to study surface stresses and their impact on mechanical properties.
A study by Technical University of Munich reveals that Asian companies are leading the charge in developing new electrochemical energy storage technologies. Lithium batteries have seen a significant increase in patent applications, making them the clear frontrunners in this field.
A new INFORMS study suggests that US consumers are better off choosing electric vehicles with a range below 100 miles due to the high cost of batteries. The study found that the majority of consumers will benefit from short-range BEVs once battery costs drop below $100 per kilowatt hour.
A team of engineers developed a robot that assembles itself into a complex shape in four minutes flat and crawls away without human intervention. The robot uses an origami-inspired approach to fold itself up, with the potential for exotic applications such as space-based robotic satellites.
Scientists used X-ray imaging and chemical fingerprinting to analyze lithium iron phosphate battery material under operating conditions. The results show that fast charging inhibits the material's performance due to inhomogeneous phase transformation, while slower charging yields higher capacity.
A new material enables sodium-beta batteries to operate at significantly lower temperatures, lasting longer and reducing the risk of accidental fire. The improved design also reduces costs by using less expensive materials.
A Northwestern University team has developed a new understanding of plastics for battery applications by combining two traditional theories in materials science. This opens the door for a new class of batteries with improved safety and power efficiency. The researchers used block copolymers, which are self-assembling into nanostructure...
Researchers analyzed the cost-effectiveness of electric school buses that discharge their batteries into the electrical grid when not in use. Over 14 years, a V2G-capable electric bus fleet could save an estimated $38 million compared to diesel buses.
Scientists have developed a new approach to convert low-temperature waste heat into electricity with an efficiency of 5.7 percent, surpassing conventional thermoelectric devices. The new technology utilizes the thermogalvanic effect and requires only low-cost, abundant materials.
Analysis reveals unusual sodium absorption pattern in the crystal, caused by different charges and magnetic moments of manganese atoms. The discovery provides a basis for tailoring the properties of these materials, potentially leading to improved battery performance.
Researchers at MIT and Stanford University have developed a new approach to harnessing low-temperature waste heat, leveraging the thermogalvanic effect to produce electricity. The system combines battery charging-discharging cycles with heating and cooling, allowing for efficient energy conversion even with small temperature differences.
Researchers developed a fiber-like supercapacitor with high volumetric energy density, comparable to thin-film lithium batteries. The device offers fast charging and discharging capabilities, making it suitable for powering wearable medical monitors and communications equipment.
Rice University researchers have created a thin-film battery that combines the best qualities of high-energy batteries and supercapacitors, retaining over 76% of its energy capacity after 10,000 charge/discharge cycles. The flexible device has potential for wearable electronics.
Researchers at Oak Ridge National Laboratory developed a new battery design that incorporates an electrolyte with dual functions. This cooperative chemistry increases capacity and extends lifespan, enabling longer-lived disposable batteries for medical devices and other applications.
Researchers at Sandia National Laboratories are developing a solid-state hydrogen storage system that can refuel forklifts in under three minutes, compared to hours of recharging. This technology has the potential to revolutionize the clean forklift market, offering direct cost savings and reduced expenses.
Researchers at Tel Aviv University have developed a new prototype battery that can fully charge a smartphone in under a minute, using nanodots derived from bio-organic materials. The technology increases electrode capacity and electrolyte performance, making it more efficient and eco-friendly than current battery technologies.
Researchers are exploring strain engineering to alter materials' properties, which could improve energy storage and conversion rates in devices like batteries and fuel cells. By applying and managing stresses within known materials, scientists can achieve exponential improvements in key reaction rates.
Researchers created a robotic clam called RoboClam that can burrow into undersea soil using little energy. By mimicking the movement of an Atlantic razor clam, RoboClam can liquefy the soil around its shell, reducing drag and allowing it to move quickly and efficiently.
Researchers have developed a low-cost, battery-free gesture recognition system called AllSee, which uses existing TV signals as both power and detection means. The technology enables seamless interaction with electronic devices hidden from sight using simple hand movements.
Researchers have developed a kinetic energy harvester that captures the energy generated by human movements and converts it into electrical energy. The system uses a flexible cantilever to bend with body movements, producing a small but significant voltage that can be stored in a capacitor.
Researchers develop microbattery that packs twice the energy of current microbatteries used in acoustic fish tags. The new battery is small enough to be injected into an organism and holds more energy than similar-sized batteries.
A Kansas State University engineer has developed a composite paper that can efficiently store sodium atoms and serve as a flexible current collector in sodium-ion batteries. The paper offers stable charge capacity and eliminates the need for polymeric binders and copper current collectors.
A new wireless surveillance system, TernCam, reduces battery life without compromising image quality. The system enables real-time visual data collection and has successfully transmitted signals in severe weather conditions.
A Virginia Tech research team has developed a battery that runs on sugar, boasting an unmatched energy density and potentially replacing conventional batteries. The new battery could power cell phones, tablets, and other electronic gadgets in as little as three years.
The NREL Equivalent Circuit Battery Model enhances RadTherm software for dynamic analysis of battery performance and optimization of multi-cell pack designs. This improved simulation capability accelerates the development of next-generation electric-drive vehicle batteries.
A new type of battery that could transform grid-scale energy storage, making power from renewables more economical and reliable. The innovative technology relies on naturally abundant, inexpensive quinone molecules, which are similar to those found in plants and animals.
Scientists have developed a way to microscopically view battery electrodes in wet electrolytes, allowing for the study of the solid electrolyte interphase layer and its influence on battery performance. The new method, called an electrochemical liquid cell, provides more realistic conditions for studying battery materials.
TUM CREATE's electric taxi EVA is designed to address the challenges of limited range and long recharge times in tropical cities. The vehicle features a super-fast charging system that can recharge in just 15 minutes, making it an industry benchmark.
Researchers have developed a flexible, rechargeable battery woven into fabric that can power wearable electronics. The innovation could enable athletes to monitor vital signs and allow for more aesthetic possibilities, such as lighting up patterns on clothing.
Lumosity presents new data on measuring cognitive training improvements, finding larger doses lead to greater gains and training gains strongly predict transfer effects. A reliability assessment of the BPT shows it is a powerful tool for evaluating the effectiveness of cognitive training.
Researchers at NJIT developed a flexible battery using carbon nanotubes that can be used to power flexible displays and devices. The battery's flexibility allows it to be used in various applications, including powering electric cars.
NREL will develop a new low-cost flow battery using organic energy storage materials to overcome limitations of current flow batteries. The goal is to increase energy density and reduce cost, enabling widespread adoption of electric vehicles.
Researchers have developed a way to generate electricity from sewage using naturally-occurring bacteria that produce electricity as they digest organic material. The microbial battery is about the size of a D-cell battery and has an efficiency comparable to commercially available solar cells.
Researchers found that complex oxide films remain stable with reduced oxygen levels at the surface, contrary to expected changes. This discovery has implications for designing functional oxides in consumer products like batteries and electronic devices.
Researchers at the University of Washington have developed a new wireless communication system that allows devices to interact with each other without relying on batteries or wires for power. This technology, called ambient backscatter, takes advantage of TV and cellular transmissions to enable communication between devices.
Researchers at Monash University have developed a new strategy for engineering supercapacitors, making them viable for widespread use in renewable energy storage and electric vehicles. The device achieves an unprecedented energy density of 60 Watt-hours per litre, comparable to lead-acid batteries.
GROVER successfully demonstrated autonomous operation in Greenland's harshest environment, collecting radar data and transmitting information in real-time. The robot's performance was affected by extreme polar conditions, but the results promise potential for future autonomous robotic platforms to support scientific research.
Researchers at the University of Maryland have created a nanoscale battery using wood fibers that can last over 400 charging cycles, making it a promising alternative to traditional batteries.
Researchers have created a battery made from wood coated with tin that shows promise for becoming a tiny, long-lasting and efficient energy source. The device performed successfully through 400 charge-discharge cycles, making it suitable for large-scale energy storage applications such as wind farms or solar energy installations.
A team of scientists at Harvard University and the University of Illinois successfully printed tiny lithium-ion microbatteries using 3D printing technology. The batteries have comparable electrochemical performance to commercial batteries but are much smaller in scale.
Researchers at UC Santa Barbara developed a new framework to understand the behavior of charged molecules in ionic liquids. The discovery could lead to more efficient and sustainable battery technologies, with potential applications in electric vehicles.
A team of researchers at Columbia Engineering has achieved record-breaking temporal resolution in measuring individual ion-channel proteins using miniaturized electronics. This breakthrough enables new understanding of their functions and opens opportunities in biotechnology and biophysics.
Flexible batteries, powered by polymer electrolytes, are being developed to enable the creation of bendable electronics and transform transportation. These breakthroughs aim to increase battery safety and efficiency, making them suitable for electric vehicles and other applications.
The Yale Journal of Industrial Ecology examines the impact of Extended Producer Responsibility (EPR) on e-waste recycling. Researchers assess the use of RFID technology, EPR adoption in developing countries, and producer take-back organizations to improve recyclability.
Researchers have designed a low-cost, long-life battery that can regulate natural fluctuations in solar and wind energy. The new battery uses lithium and sulfur molecules and has excellent energy-storage performance through over 2,000 charges and discharges.
ReRAM cells exhibit battery voltage properties, violating traditional memristor theory. Researchers reveal new insights into the electrochemical components, enabling optimized design and potential new applications
Researchers at the University of Illinois have developed microbatteries that out-power supercapacitors, offering both power and energy. The batteries can charge 1,000 times faster than competing technologies, enabling devices to be smaller and more powerful.
Researchers at the University of Arizona have developed a new chemical process that transforms waste sulfur into a lightweight plastic, which may improve batteries for electric cars and other applications. The new plastic has great promise as something that can be produced easily and inexpensively on an industrial scale.
Chemical gardens, a school experiment, inspire origin-of-life research at hydrothermal vents. Scientist test electric currents flowing from flower-like structures in chemical gardens.