Articles tagged with Batteries
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
Comprehensive medical research, clinical studies, and healthcare sciences focused on disease prevention, diagnosis, and treatment. Encompasses clinical medicine, public health, pharmacology, epidemiology, medical specialties, disease mechanisms, therapeutic interventions, healthcare innovation, precision medicine, telemedicine, medical devices, drug development, clinical trials, patient care, mental health, nutrition science, health policy, and the application of medical science to improve human health, wellbeing, and quality of life across diverse populations.
Comprehensive investigation of human society, behavior, relationships, and social structures through systematic research and analysis. Encompasses psychology, sociology, anthropology, economics, political science, linguistics, education, demography, communications, and social research methodologies. Examines human cognition, social interactions, cultural phenomena, economic systems, political institutions, language and communication, educational processes, population dynamics, and the complex social, cultural, economic, and political forces shaping human societies, communities, and civilizations throughout history and across the contemporary world.
Fundamental study of the non-living natural world, matter, energy, and physical phenomena governing the universe. Encompasses physics, chemistry, earth sciences, atmospheric sciences, oceanography, materials science, and the investigation of physical laws, chemical reactions, geological processes, climate systems, and planetary dynamics. Explores everything from subatomic particles and quantum mechanics to planetary systems and cosmic phenomena, including energy transformations, molecular interactions, elemental properties, weather patterns, tectonic activity, and the fundamental forces and principles underlying the physical nature of reality.
Practical application of scientific knowledge and engineering principles to solve real-world problems and develop innovative technologies. Encompasses all engineering disciplines, technology development, computer science, artificial intelligence, environmental sciences, agriculture, materials applications, energy systems, and industrial innovation. Bridges theoretical research with tangible solutions for infrastructure, manufacturing, computing, communications, transportation, construction, sustainable development, and emerging technologies that advance human capabilities, improve quality of life, and address societal challenges through scientific innovation and technological progress.
Study of the practice, culture, infrastructure, and social dimensions of science itself. Addresses how science is conducted, organized, communicated, and integrated into society. Encompasses research funding mechanisms, scientific publishing systems, peer review processes, academic ethics, science policy, research institutions, scientific collaboration networks, science education, career development, research programs, scientific methods, science communication, and the sociology of scientific discovery. Examines the human, institutional, and cultural aspects of scientific enterprise, knowledge production, and the translation of research into societal benefit.
Comprehensive study of the universe beyond Earth, encompassing celestial objects, cosmic phenomena, and space exploration. Includes astronomy, astrophysics, planetary science, cosmology, space physics, astrobiology, and space technology. Investigates stars, galaxies, planets, moons, asteroids, comets, black holes, nebulae, exoplanets, dark matter, dark energy, cosmic microwave background, stellar evolution, planetary formation, space weather, solar system dynamics, the search for extraterrestrial life, and humanity's efforts to explore, understand, and unlock the mysteries of the cosmos through observation, theory, and space missions.
Comprehensive examination of tools, techniques, methodologies, and approaches used across scientific disciplines to conduct research, collect data, and analyze results. Encompasses experimental procedures, analytical methods, measurement techniques, instrumentation, imaging technologies, spectroscopic methods, laboratory protocols, observational studies, statistical analysis, computational methods, data visualization, quality control, and methodological innovations. Addresses the practical techniques and theoretical frameworks enabling scientists to investigate phenomena, test hypotheses, gather evidence, ensure reproducibility, and generate reliable knowledge through systematic, rigorous investigation across all areas of scientific inquiry.
Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
Researchers have improved the performance of vanadium redox batteries by modifying their electrolyte solution, increasing energy storage capacity by 70 percent. The upgraded battery can now operate in a wider temperature range and reduce cooling costs, making it more suitable for grid reliability and renewable power sources.
University of Illinois engineers develop ultra-low-power digital memory that uses 100 times less energy than similar available memory, potentially extending battery life for mobile devices. The new technology could enable future portable devices to run longer on lighter batteries.
Millimeter-scale computing systems are being developed for medical applications, such as an implantable eye pressure monitor that tracks glaucoma progress. A compact radio with integrated antenna enables wireless sensor networks, allowing for tracking of pollution and structural integrity.
Ayman Fayed, an Iowa State assistant professor of electrical and computer engineering, is developing technology to improve the battery life of portable devices. He has created energy-efficient power regulators that convert a battery's uneven voltage into stable power for sensitive analog and radio frequency circuits.
Researchers at Case Western Reserve University have developed a novel capacitor design that could significantly increase energy density in power supplies for electric cars. The new technology uses titanium alloy and advanced materials to create a highly efficient and compact device capable of absorbing and providing surges of electricity.
The US Department of Energy is awarding time on two world-leading supercomputers to 57 innovative research projects. These projects aim to advance scientific discoveries in areas such as renewable energy solutions, understanding environmental impacts, and developing new technologies like rechargeable batteries and hydrogen fuel. The pr...
A new solar-powered device accurately measures systolic blood pressure with high accuracy, ideal for rural areas. The device costs $32 and has significant savings on battery usage, making it a promising tool to slow the rise in cardiovascular disease.
The new LRAUV, Tethys, combines the best of propeller-driven and glider designs, allowing for rapid travel and extended hovering periods. With its sophisticated power-saving software and fail-safe systems, Tethys has shown promising initial results in oceanographic research.
The University of Houston is developing new technologies for the alternative energy industry with a $1.2 million grant from the Office of Naval Research. Researchers will focus on improving thin-film solar cell efficiency and developing nanosensors for wind turbine blades to monitor structural health.
Disc battery ingestions by children can lead to severe esophageal damage, including tissue death, burns, and perforation. The study of 10 pediatric patients who underwent endoscopic retrieval found a high index of suspicion necessary to avoid life-threatening sequelae.
Researchers at the University of Washington have developed a system that uses home electrical wiring as an antenna to receive low-power sensor data. The technology, called Sensor Nodes Utilizing Powerline Infrastructure (SNUPI), allows for wireless sensors that can transmit information wirelessly and run for decades on a single battery.
Chemists at the University of Texas at Austin have discovered a new way to pass electrons between molecules, leading to the development of high-powered organic batteries. The system could be used to create artificial photosynthesis and store more energy than conventional batteries.
The CUNY Energy Institute has been awarded two grants totaling $4.6 million to develop low-cost, long-lasting energy storage systems and new capacitors for solid-state lighting. The projects aim to improve energy efficiency and reduce the need for excess generating capacity, enabling grid-scale energy storage.
Researchers at the University of Arizona have developed a battery of computer-based tests that can quickly assess cognitive abilities in individuals with Down syndrome. The tests, which take about two hours to administer, offer a new tool for clinicians and researchers to determine developmental trajectory and devise drug and behaviora...
Engineering researchers developed a low-cost solution to overcome surface tension clumping nanowires during manufacturing, enabling more efficient solar cells and batteries. The new process uses an electrical charge to repel neighboring wires, improving their density and surface area.
The Powered Rope Ascender technology, developed by ONR in collaboration with industry partners, allows warfighters to efficiently climb and descend vertical surfaces at high speeds. This innovation increases the functionality of naval operations, such as boarding enemy vessels or evacuating remote casualties.
Researchers at Berkeley Lab have created micro-supercapacitors with high energy storage densities, potentially replacing batteries in portable devices. The new technology integrates supercapacitors into microfabrication processes, enabling faster and longer-lasting energy storage.
Researchers have developed a microbial fuel cell that can generate electricity from mud and wastewater using the tiny Geobacter microbe, which uses its hair-like extensions to produce power. The technology has potential applications in powering autonomous underwater vehicles and tracking ocean life.
Researchers at the University of Michigan have developed mini generators that can produce electricity from random, non-periodic vibrations. These devices have the potential to power a range of applications, including remote wireless sensors and surgically implanted medical devices.
The American Chemical Society symposium on cold fusion has brought together nearly 50 presentations on the topic, indicating that it may be a reality. Researchers are making progress toward battery-based energy and discovering natural occurrences of cold fusion in certain bacteria.
Rutgers University researchers have demonstrated a new security threat against smart phone users, showing how malware can eavesdrop on calls, track locations, and drain batteries. The study highlights the vulnerability of mobile operating systems to attacks similar to desktop computers.
Researchers at the University of Michigan are exploring plug-in hybrid electric vehicles that can store electricity from the grid or generate it, making them a potential solution for storing excess energy. The team aims to understand how these vehicles can influence the reliability and stability of the electrical grid.
Researchers at the University of Michigan have developed a millimeter-scale, energy-harvesting sensor system that can run for nearly perpetual periods using solar power. The system's low-power processor and innovative voltage conversion method enable it to consume less than 1 nanowatt of power on average.
Scientists at Imperial College London are developing a composite material that can store and discharge electrical energy, making it ideal for use in hybrid vehicles. The material could reduce the number of batteries needed, leading to a 15% reduction in car weight and improved range.
Researchers found that businesses can reduce waiting times by up to 50% by manipulating customer perception, using techniques such as fragmented lines and distractions. By designing well-structured lines and providing enjoyable experiences, businesses can decrease the subjective waiting duration, turning a long wait into a short one.
Iowa State University engineer Steve Martin is working to develop better batteries for renewable energy alternatives by studying electrochemical reactions and new materials. His research aims to improve the efficiency and safety of batteries, which are crucial for widespread adoption of wind power and other forms of clean energy.
The Ground Renewable Expeditionary ENergy System (GREENS) is a 300-watt photovoltaic/battery system that provides continuous power to Marines in the field. The system reduces logistical supply chain for fuel, cutting fuel use and costs associated with resupply convoys.
Researchers at Stanford University have developed a method to produce ultra-lightweight, bendable batteries and supercapacitors using ordinary paper coated with carbon nanotubes and silver nanowires. The paper-based energy storage devices can store and discharge electricity rapidly and are highly durable.
A breakthrough in assembling peptides at the nano-scale level could lead to self-cleaning coatings for windows and solar panels. The material can also boost electric battery capacity, potentially solving limitations like thrust.
Researchers developed an Android app called PowerTutor to help users compare the power consumption of different applications. The app provides real-time information on how phone components use power, enabling users to make informed decisions about their device's energy efficiency.
Researchers at Johns Hopkins University have discovered a new use for a chemical compound that can be transformed into a thin film insulator, blocking electricity flow but inducing large electric currents. The material, called solution-deposited beta-alumina, has important applications in transistor technology and e-book readers.
Researchers created simplified synthetic cells that shed light on electric voltage generation in real cells and can act as tiny batteries. The cells harness a modified protein to create pores allowing ions to flow, generating a stable voltage across the bilayer.
The Penn team demonstrated a novel method for controlled formation of patchy particles using charged, self-assembling molecules. The positive electrical charges of calcium ions form bridges between negatively-charged polymers, creating patchy structures that can be used as drug-delivery vehicles or in small batteries.
Button battery ingestions are common among young children, with 62% of cases involving kids under 5. While most recover without issues, some experience long-term complications like tracheostomy dependence and vocal paralysis. Education is key to preventing these incidents.
A new battery made of cellulose shows promise for powering flexible electronics, such as clothing and packaging. The battery's performance is improved by coating a conductive polymer on individual cellulose fibers, creating a nano-thin coating that enables efficient electricity storage.
Researchers at Uppsala University have discovered that cellulose nanostructure from green algae can serve as an effective coating substrate for environmentally friendly batteries. The new material enables the production of lightweight batteries with high charge capacities.
A University of Washington Seaglider achieved a record-breaking 9-month, 5-day mission in the Pacific Ocean, covering over 3,050 miles under its own power. The vehicle, propelled by its shape and dive maneuvers, surpassed previous endurance records for autonomous underwater vehicles.
Engineers at the University of Leeds are developing a system to harness kinetic energy from soldiers' marches, capturing up to 15% of their foot-power to reduce pack weight. The project also aims to adapt radio equipment to run on low power budgets, enhancing soldier mobility and reducing fatigue.
The new flexible solar cell technology installed at McMaster University's bus shelter generates up to 4.5 Watts of power from two solar strips with 720 one-centimetre square cells each. The system captures sunlight during the day and recharges batteries to light the shelter for a significant part of the night.
Researchers have developed an air-fueled battery that stores up to ten times more energy than current designs, with potential applications in electric vehicles and renewable energy. The new design uses oxygen drawn from the air during discharge, reducing the need for chemicals and increasing capacity.
A new Northwestern University study finds that relationship satisfaction after marriage depends on a partner's ability to fulfill responsibilities and commitments. The research reveals that dating couples prioritize partner support for personal growth, while married couples value it for maintaining their partnership. This insight could...
Scientists have developed a technology that can convert mechanical energy from body movements into electric energy, which can be used to power electronic devices without batteries. The new 'nanogenerator' has potential applications in defense technology, environmental monitoring, biomedical sciences, and personal electronics.
Researchers at the University of Miami and Japan have proven the existence of a 'spin battery', a device that stores energy in magnets, potentially leading to faster, less expensive, and more efficient computer hard drives and car batteries. The technology uses nano-magnets to induce an electromotive force without chemical reactions.
Researchers at MIT have developed a new processing technique that allows for the rapid transit of electrical energy through lithium iron phosphate batteries, enabling faster charging times. The breakthrough could lead to smaller, lighter batteries with improved performance and longer lifespan.
A follow-up study found that workers exposed to lead at work showed greater cognitive problems after age 55, even when current blood levels of lead were controlled. The researchers linked cumulative exposure to mild deficits in spatial ability, learning and memory, and overall cognitive score.
Kansas State University engineers are creating an energy-harvesting radio that can transmit data wirelessly, eliminating the need for battery changes. The technology has potential applications in monitoring stress, temperature, and pressure on bridges and other structures.
Researchers have developed a microgenerator that harnesses the heart's surplus energy to produce electricity for pacemakers and defibrillators. The innovative system, called SIMM, has shown promising results in increasing energy production with each heartbeat, potentially leading to longer-lasting devices.
The CSIRO-invented UltraBattery combines an enhanced-power negative electrode and a lead acid battery, with applications for low emissions transport and renewable energy storage. The technology has been licensed to East Penn and Furukawa Battery Company for global distribution.
Researchers at MIT have developed a sensor system that harnesses electricity from trees to predict and prevent forest fires. The system, which uses off-the-shelf batteries slowly recharged by tree power, can transmit temperature and humidity data wirelessly, enabling early alerts and improved fire prediction models.
Researchers at the University of Bath are developing new rechargeable lithium batteries to enhance hybrid electric cars. These advancements aim to reduce energy consumption, lower emissions, and increase efficiency in urban driving.
The Australian government's tax hike on premixed spirits is unlikely to significantly reduce binge drinking rates. Consumers may switch to unmixed spirits or cheaper beverages, but the impact will be limited due to spirits' small market share.
A study found that RFID devices caused 34 out of 123 EMI tests to malfunction, with hazardous incidents including pacemaker stoppages and syringe pump failures. The authors warn that the introduction of RFID in critical care environments requires careful management to prevent such incidents.
Researchers developed a system that enables users to access location-specific, real-time information from other mobile phone users across the world. The virtual sticky note application combines capabilities of distributed networks, social networks, and geographic positioning technologies.
The Phoenix Processor achieves a groundbreaking low-power design by focusing on its extreme sleep mode, which consumes just 30 picowatts. This innovation enables smaller battery sizes and overall system reductions, opening up new sensor applications.
MIT engineers developed a new material that increases the power output of direct methanol fuel cells by more than 50 percent. The new material is also less expensive and has potential uses in other electrochemical systems, such as batteries.
A recent study by researchers found that household photoelectric alarms are more likely to remain functional after installation, with only 5% not working nine months later. In contrast, ionization alarms had a 20% failure rate during the same period, often due to nuisance alarms caused by cooking.
Physicists at UC Berkeley have built the world's smallest radio using a single carbon nanotube, detecting radio signals through mechanical vibration. The nanoradio can tune in to FM broadcasts and even transmit music pieces from over a century old.
A team of mechanical engineers at Vanderbilt University has developed a revolutionary prosthetic arm that can lift up to 25 pounds and perform three times faster than current commercial arms. The arm is powered by a miniature rocket motor, allowing for greater power and function without the need for batteries.
Researchers at MIT have successfully demonstrated wireless power transfer using coupled resonant objects, enabling the charging of devices without physical connections. The team's 'WiTricity' concept uses magnetic fields to transfer energy efficiently, promising a future free from bulky batteries and power cords.
Researchers at Delft University of Technology used neutron-diffraction research to study the effects of nanostructuring on Li-ion battery performance. They found that the phase balance changes significantly when electrode particles are scaled down, leading to reduced battery performance.