Electricity
Articles tagged with Electricity
Researchers reveal new method for dialing up superconductivity
Researchers at Ohio State University have discovered a new method for controlling superconductivity by manipulating the surrounding environment. By adjusting electron interactions, they were able to switch the material's superconductivity on and off, revealing a simpler way to control atomic power behind superconductivity.
How electric vehicles could back up our power system
A new study suggests that electric vehicles can serve as a vast network of mobile batteries, storing excess energy and feeding it back into the grid when demand surges. This approach could ease grid strain, cut emissions, and create revenue, but only if paired with timely grid upgrades.
New framework bridges gaps in power grid operations with AI technology
A new framework, proposed by Professor Zongjie Wang, helps transmission and distribution operations work together to make holistic decisions without centralization. The method combines data from both systems using reduced distribution network models and AI-powered modeling to account for uncertainties and complexities.
Listening to the body’s quietest, yet most dynamic movements
Researchers developed a wearable vibration sensor capable of detecting subtle body movements without external power, opening new possibilities for healthcare technologies. The sensor accurately captures physiological signals and detects extremely faint vibrations across a broad frequency range.
Oak Ridge National Laboratory launches the Next-Generation Data Centers Institute
The institute will focus on technologies required to operate next-generation AI supercomputer systems reliably while accelerating scientific breakthroughs. It aims to drive innovation in making AI data centers more efficient, reliable, secure, and integrated with the nation's energy system.
Quantum effect could power the next generation of battery-free devices
A new study reveals a quantum effect that can be used to control an unusual quantum phenomenon, allowing for the conversion of alternating electrical signals into direct current. This discovery opens up possibilities for smaller, faster, and more efficient energy-harvesting devices, including self-powered sensors and wearable technology.
Paul Ohodnicki named new Center for Energy Director at University of Pittsburgh
Dr. Paul Ohodnicki joins as permanent director, succeeding Heng Ban; to expand energy research and education capabilities across multiple disciplines.
Chung-Ang University scientists generate electricity using Tesla turbine-inspired structure
Researchers create novel contactless electricity generation technique leveraging electrostatic charges and viscous force of compressed air. The device generates high ESD-based outputs, powering electronic devices and regulating humidity.
N-type SnSe polycrystalline thermoelectric material: High performance enabled by liquid phase sintering
Researchers have optimized the thermoelectric performance of SnSe using liquid phase sintering, introducing excess metallic tin to fill intrinsic vacancies and reduce electron trapping. This process results in a lattice thermal conductivity as low as 0.21 W·m⁻¹·K⁻¹ at 793 K, achieving an exceptional ZT value of approximately 1.9.
What’s the best way to expand the US electricity grid?
A study by MIT researchers examines two policy approaches to expanding the US electricity grid: one focusing on regions with more renewable energy sources and another creating more interconnections across the country. The study found that a geographically unbalanced grid buildout would be less expensive, while reducing carbon emissions...
Scientists achieve record-breaking electrical conductivity in new quantum material
Researchers at the University of Warwick and National Research Council of Canada have created a new quantum material with unprecedented electrical conductivity, enabling faster and more efficient electronics. The breakthrough could lead to applications in quantum information processing, AI, and data-center hardware.
System with thermal management for synergistic water production, electricity generation and crop irrigation
Researchers have unveiled an integrated Water/Electricity-Cogeneration–Cultivation (WEC) platform that couples solar-driven desalination with salinity-gradient power generation and zero-pollution crop irrigation. The work demonstrates a practical blueprint for advancing the water–energy–food nexus toward carbon-neutral sustainability.
Study reveals randomly aligned defects key to thermal properties
A QUT research team discovered that randomly aligned edge dislocations are responsible for the low thermal conductivity of certain materials. This finding provides a new design principle for creating materials with tailored thermal properties, which could improve efficiency in thermoelectric generators and thermal insulation.
National consortium project led by TU Delft receives huge grant from NWO to build world's largest research digital twins for energy systems
Researchers will explore new theories and methods for modelling complex energy systems, enabling simulation of the future energy system before building it. The project aims to investigate key challenges such as cyber physical dynamics, hidden instability modes, and cyber vulnerabilities.
Concentration‑controlled doping turns a p‑type polymer into its n‑type counterpart
A South Korean research team has discovered a molecular-level mechanism to switch the charge polarity of organic polymer semiconductors by adjusting the concentration of a single dopant. This enables polymers to exhibit both p-type and n-type characteristics, eliminating the need for separate materials or complex device architectures.
The Universitat Jaume I is completing a research project to improve the integration of renewable energies with batteries into the power grid
The project aims to improve integration of renewable energies and batteries in the power grid using advanced control strategies. The researchers have developed predictive models and deep reinforcement learning techniques to optimize participation of grid-connected storage systems.
Energy flexibility is reshaping Finland’s electricity market
A new study from the University of Vaasa examines how Finnish households are becoming more flexible with their energy consumption, driven by digitalisation and financial incentives. The research finds that material and monetary benefits are the most effective motivators for adopting flexible energy habits.
Smarter battery tech knows whether your EV will make it home
Researchers developed a new diagnostic metric called State of Mission (SOM) to predict EV battery performance based on both battery data and environmental factors. SOM significantly reduced prediction errors compared to traditional methods.
A new way to produce ammonia more efficiently
A new way to produce ammonia more efficiently has been discovered by boosting its production using low-temperature plasma. This method could create ammonia in smaller facilities closer to where it is needed, making it safer and easier to transport, and potentially leading to a transformative change in energy storage and transportation.
Boosting thermoelectric efficiency by 91% with oxygen vacancies
A team of scientists at Pohang University of Science & Technology has developed a novel approach to enhance thermoelectric efficiency by controlling oxygen vacancies. By precisely controlling the number of oxygen vacancies in materials, they achieved a remarkable 91% improvement in thermoelectric performance.
From wave energy to electricity: Functional design and performance analysis of triboelectric nanogenerators
Researchers have developed triboelectric nanogenerators that can harness wave energy with high efficiency and stability. These devices use advanced designs such as multilayer stacks and magnetic-levitation frames to push volumetric power density beyond 600 W m–3, creating full-spectrum harvesters that deliver 117% power-conversion effi...
Thermoelectric performance boost through targeted strategy
Researchers at Queensland University of Technology developed a targeted copper doping strategy to enhance the thermoelectric properties of germanium telluride. This approach achieved an improvement of over 50% in figure of merit, outperforming previous versions.
New method to steer electricity in atom-thin metals may revolutionize devices
Researchers at the University of Minnesota have discovered a way to manipulate charge flow in ultrathin metallic films using light. This breakthrough could lead to energy-efficient optical sensors, detectors, and quantum information devices.
AI breakthrough unlocks 'new' materials to replace lithium-ion batteries
Researchers at NJIT used artificial intelligence to discover new porous materials capable of revolutionizing multivalent-ion batteries. The AI-driven approach uncovered five entirely new materials with large, open channels ideal for moving bulky multivalent ions quickly and safely. These findings offer a promising solution for the futu...
Study: Most US homes can save money and affordably weather blackouts with solar plus storage
A new Stanford University study finds that most US households (60%) can reduce their electricity costs by 15% and weather local or regional blackouts with solar-battery systems. The systems would meet about half of the household's electricity needs on average, allowing them to save money or see no rise in costs.
Analysis documents changing trends in U.S. carbon emissions
Researchers at Carnegie Mellon University analyze historical U.S. carbon emissions trends, identifying factors that contributed to changes and offering lessons for developing countries. The study suggests that investing in efficient technologies and avoiding overreliance on coal can help avoid pitfalls encountered by the United States.
Detecting electricity demand patterns using a new method for high-dimensional binary data
Researchers developed Group Encoding (GE) to forecast electricity demand using On/Off device status, improving prediction accuracy and efficiency in smart energy operation. The method simplifies complex datasets while retaining key information for optimal energy management.
A novel hybrid charge transfer crystal with reversible color-changing property
Scientists have developed a novel CT-ICT system that utilizes a pyrazinacene derivative to facilitate reversible color-changing properties. The system, which co-crystallizes with naphthalene, demonstrates a dramatic color shift from greenish-blue to red-violet.
In US, saving money is top reason to embrace solar power
A new study found that financial benefits, such as saving on utility payments and avoiding electricity rate hikes, are a key driver of US adults' willingness to consider installing rooftop or subscribing to community solar power. The study also revealed that most participants didn't understand what community solar is and had not looked...
Six big ideas to help avoid a US electricity crisis
The US power system lacks capacity to handle rising demand, meeting participants agreed. Six big ideas for federal and state energy policymakers consider expanding the grid, optimizing current capabilities, and controlling costs and system reliability.
Study documents impacts of large-scale entry of rooftop solar panels on competition
A dynamic framework to measure market power in wholesale electricity markets has been developed by researchers, accounting for start-up costs and other unit-level operating constraints. The study found that rooftop solar penetration increases led to sizable boosts in fossil fuel plant profitability, as competition softened at sunset.
Household electricity three times more expensive than upcoming ‘eco-friendly’ aviation e-fuels, study reveals
A new study published in Climate Policy highlights the significant cost disparity between household electricity and e-fuel for long-distance mobility. The research shows that the wealthiest 1% of EU citizens are responsible for 66% of air travel, while the majority emit less than 0.1 ton of CO2 equivalent emissions per year.
New sensor could help prevent lithium-ion battery fires and explosions
Researchers have developed a new sensor to detect hazardous gas leaks in lithium-ion batteries, which could prevent catastrophic failures and enhance the reliability of battery-powered technologies. The sensor detects trace amounts of ethylene carbonate vapour, targeting potential battery failures before they escalate into disasters.
Weather emergencies affect older adults’ views on climate and health
A new poll found that nearly 3/4 of older Americans have experienced at least one extreme weather event, increasing their concern about climate change's effects on their health. Those who lived through such events are more likely to express worry about the impact on themselves and future generations.
Solar technology could meet UK’s electricity needs without sacrificing farmland
New University of Sheffield research reveals agrivoltaics can meet UK electricity demand four times over, boosting crop yields and conserving water. Regions identified for effective deployment include Cambridgeshire, Essex, Lincolnshire, and the broader East and South East of England.
Scientists design novel battery that runs on atomic waste
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.
Negative refraction of light using atoms instead of metamaterials
Researchers at Lancaster University have successfully demonstrated negative refraction using atomic arrays, eliminating the need for metamaterials. This achievement paves the way for novel technologies based on negative refraction, including perfect lenses and cloaking devices.
Low-cost laparoscope designed for low- and middle-income countries
The KeyScope is a low-cost, robust laparoscope priced at approximately $1,000, making it accessible in low- and middle-income countries. It offers high-resolution images, color accuracy, and low distortion, comparable to standard laparoscopes.
Individual cells can be connected to plastic electrodes
A team of scientists at Linköping University has developed a method to anchor conductive polymers to individual living cell membranes without affecting the cell's functions. This innovation opens up new possibilities for treating neurological diseases with high precision.
Breakthrough bioprocess turns CO2 and electricity into high-protein food
Researchers have developed a novel bioprocess that transforms carbon dioxide and electricity into single-cell protein, surpassing traditional sources like fish and soybean meal. The process produces a nutrient-rich food source with essential amino acids, offering a promising solution to global food security and climate challenges.
Study shows how households can cut energy costs
A study by MIT researchers shows that households in Amsterdam reduced their energy consumption and costs by half after receiving better information and coaching. The experiment found that smart devices can help people change their habits, but only if accompanied by a close understanding of what drives behavior changes.
Biophotovoltaics: A step forward in sustainable energy technology
Researchers have developed biophotovoltaic systems that convert sunlight into electricity, providing a clean and efficient source of energy. The study reveals the molecular mechanisms driving this technology, including extracellular electron transfer and electron transport chain optimization.
Most retail choice offers for electricity don’t save consumers money
A recent study found that 72% of retail electricity offers in Ohio's market are above the default price, making them unaffordable for consumers. The study suggests that persistent market failures and lack of transparency hinder consumers from finding cost-effective options.
University of Houston students address energy poverty, shine in global competition
The Dream Team of University of Houston students developed a comprehensive 10-year energy plan to address energy poverty in Egypt and Turkey. Their interdisciplinary approach prioritized renewable energy technologies, resulting in $5,000 prize money and recognition for their sustainability and economic feasibility.
SFU study urges Canada to build solar power mega-projects
A new report from Simon Fraser University recommends building mass utility-scale solar mega-projects to diversify Canada's energy mix and reduce reliance on hydroelectric power. The study suggests that prioritizing rapid deployment of utility-scale projects in optimal sunlight locations can have a transformative effect on the electrici...
Earning money while making the power grid more stable – energy consumers have a key role in supporting grid flexibility
A new method for efficiently utilizing energy users' flexibility in distribution and transmission networks has been introduced. Consumers can provide flexibility services, benefiting both the system operators and themselves financially. The dissertation highlights the need for improvements and investments to deploy these methods globally.
Impact of climate change on water resources will increase price tag to decarbonize the grid
A new study warns that climate change's impact on water resources will significantly increase the cost of achieving zero-emission grids by 2050. The required investments in generation and transmission infrastructure are expected to be massive, with up to 139 gigawatts of power capacity needed in the Western United States.
Revolutionizing tech to produce sustainable fuel
The SRI and University of Houston-affiliated project aims to develop a modular microreactor technology that converts carbon dioxide into methanol using renewable energy sources. The project has the potential to transform sustainable fuel production, offering a clean alternative for sectors like transportation.
Greener and cleaner: Yeast-green algae mix improves water treatment
Researchers from Osaka Metropolitan University have discovered a combination of green algae and yeast that enhances wastewater treatment efficiency. The mixture boosts the growth environment, uptake of ammonium and phosphate ions, making it an effective solution for wastewater treatment facilities.
Thermophotovoltaics demonstrate economic promise
Researchers analyzed a thermophotovoltaic system paired with phase-change materials for energy storage and found slight reductions in costs. The study identified key factors affecting TPV system costs, highlighting the need for future research to improve adoption and efficiency.
Energy-thirsty indoor vertical gardens ripe for improvement
New research reveals indoor vertical gardens consume excessive energy, particularly from artificial lighting and ventilation systems. Improving design and energy management can significantly reduce consumption.
Let there be light: Bright future for solar panels, TV screens and more
A breakthrough study by Curtin-led researchers reveals how to make more molecules stick to the surface of tiny nanocrystals, leading to improvements in everyday technology. The discovery could enhance the performance of devices such as LEDs, solar cells and medical imaging systems.
Scientists develop novel method for strengthening PVC products
Researchers at Ohio State University have developed a novel method to strengthen polyvinyl chloride (PVC) products by permanently attaching chemical additives using electricity. This new approach can prevent microplastic degradation and improve the material's durability, making it more suitable for various applications.
Researchers study 3D printing tungsten parts for extreme conditions in nuclear reactors
Iowa State University researchers are using additive manufacturing, also known as 3D printing, to create tungsten shields and components that can withstand high temperatures and radiation in nuclear reactors. The goal is to improve the efficiency of nuclear power and reduce costs.
Model projects energy storage needs for fossil fuel-free energy system
Researchers developed a model to project Italy's energy storage needs for a renewable energy system, accounting for daily and seasonal fluctuations. The model suggests that increasing short-term energy storage capacity is critical for decarbonizing the power sector.
New cooling system works on gravity instead of electricity
Researchers at KAUST have developed a new cooling system that extracts water from the air using gravity, eliminating the need for electricity. The system can double the rate of water collection compared to alternative technologies and offers significant energy savings.
ABM releases position statement on breastfeeding in emergency situations
The Academy of Breastfeeding Medicine has released comprehensive guidelines for protecting, promoting, and supporting breastfeeding in emergency situations. The recommendations aim to safeguard the health and well-being of infants in disasters and conflicts by ensuring safe nutrition and immune protection.
How Ukraine can rebuild its energy system
Researchers have identified Ukraine's renewable potential as exceeding the generation capacity destroyed during the war. The study recommends developing a distributed power supply system and investing in solar and wind energy, particularly in the south and east of the country.
Bringing electricity to the smallest villages is not likely to reduce poverty
A new study by University of Maryland researchers found that village size plays a crucial role in determining the economic impact of electrification. Villages with populations over 2,000 people experience significant benefits, including doubled household expenditure and growth in microenterprises. In contrast, smaller villages see litt...