A new study by University of Utah researchers found that energy efficiency improvements and renewable energy investments had limited impact on reducing CO2 emissions. However, policies aimed at improving energy efficiency had no effect, while investment in renewable energy sources led to increased levels of CO2 emissions in the residen...
Researchers believe that wind and hydropower are the most promising renewable energy sources in Russia, with suitable areas for installation identified. However, the transition to these energy sources has been slow due to reliance on fossil fuels and nuclear energy.
A new project at Lehigh University aims to improve waste-to-energy conversion processes using AI and spectroscopy. The team will develop a rapid detection and analysis system for municipal solid waste streams, enabling real-time characterization and process control.
Researchers developed a novel catalyst, Ni-Mo2C/MCM-41, for efficient conversion of jatropha oil to high-grade biofuel. The catalyst achieved an 83.9% biofuel yield, showcasing its potential for improving catalytic performance in vegetable oil conversion.
Researchers have developed a shape memory polymer that can store up to 17.9 J/g energy, allowing it to lift objects 5,000 times its own weight upon heating. The polymer's high energy density and low cost make it an ideal material for soft robotics, smart biomedical devices, and deployable space structures.
A WVU-led research team will test the potential of geothermal energy by drilling three miles into the ground. The project aims to reduce carbon footprint and decrease energy costs for the university, with potential implications for industries across West Virginia.
A team of HKUST researchers has developed a low-cost, lightweight, and non-toxic battery that can harness solar energy and store it in a single device. The battery uses a lead-free perovskite material that absorbs light to generate charges, offering a promising solution for sustainable energy storage.
Researchers at RMIT University have developed a wave energy converter that doubles the power harvested from ocean waves, overcoming technical challenges and unlocking vast untapped potential. The dual-turbine design is cost-effective and requires no special syncing technology.
A novel material has been engineered to achieve high power and energy densities, potentially reducing charging times from hours to minutes. This breakthrough could address the need for electrochemical energy storage devices capable of handling high charging rates and high capacity.
A new study documents distinct changes in daily energy expenditure throughout the human lifespan, from birth to old age. The research, based on a large cohort of humans, reveals that energy expenditure varies significantly across life stages, with rapid increases during infancy and childhood, followed by a plateau through adulthood.
Researchers have detected the birth and growth phases of high-energy runaway electrons in tokamaks, which can cause damage to the machines. The new diagnostic tool enables scientists to understand the energy content of the plasma and potentially prevent the electrons' damage.
A new study analyzes how access to modern energy services evolves over time under different socioeconomic growth scenarios and policy scenarios that meet climate mitigation goals. The researchers found that socioeconomically diverse households in different regions have distinct preferences for energy services, highlighting the need for...
The study found that energy intensity significantly drove electricity consumption growth in the EAEU, with Kazakhstan and Russia contributing to increased energy consumption. Armenia and Belarus showed a decrease in energy intensity due to declining fossil fuel consumption and green energy development.
Researchers have developed a new, efficient on-body energy harvester that produces 300 millijoules of energy per square centimeter without mechanical input. The device is powered by lactate in sweat and can be worn on the finger, making it suitable for self-sustainable wearable electronics.
Scientists at KAIST developed a laser system generating highly interactive quantum particles at room temperature, which can recycle lost energy to achieve lower threshold energy levels. The system exploits parity-time reversal symmetry, allowing energy loss to be used as gain for high-efficiency and low-threshold lasers.
Researchers have successfully synthesized macroscopic thick three-dimensional porous graphene films using high-energy electron beams. The resulting material exhibits excellent electrochemical storage capacity and photothermal performance, making it suitable for applications in supercapacitors and solar photothermal anti-icing.
Common pitfalls in internet energy analysis include oversimplification, conflation of internet usage with energy demand, projecting too far into the future, and overgeneralization. These errors can lead to inaccurate predictions of massive energy growth in IT, which often doesn't materialize
The LIGHT-CAP project aims to develop new nanotechnology-enabled architectures for solar energy conversion and storage. Researchers will apply cutting-edge materials to build systems capable of absorbing sunlight, converting it into electric charges and storing the associated energy in a sustainable way.
A novel energy storage solution featuring pipes and anchors could store intermittent renewable energy from offshore wind power plants. The technology offers a promising alternative to conventional battery systems with lower costs per megawatt hour.
Researchers at Purdue University are working on mimicking the process of photosynthesis to harness sunlight directly into usable energy. The goal is to create a clean and efficient fuel source that could replace traditional forms of renewable energy like wind power and solar panels.
Researchers at Niigata University have developed a highly efficient nickel sulfide nanowire anode for electrocatalytic water splitting, which reduces the initial energy required for oxygen evolution and accelerates four-electron transfer. This breakthrough enhances long-term performance and stability of electrochemical cells.
A new six-year HyTEM program aims to develop greener energy grids, increase skills critical for advancing sustainable energy, and create jobs. The program will provide training to navigate complex contexts, policies, and regulations, enabling the integration of distributed energy resources in hybrid microgrids.
Researchers create an integrated cathode with 3D porous honeycomb-like CoN-Ni3N/N-C nanosheets, enhancing conductivity and active sites. The resulting supercapacitor achieves remarkable energy density and cycle stability, enabling high-energy-density flexible wearable electronics.
KTU's rooftop solar plant project, selected from 2,500 entries worldwide, combines multiple energy sources and reduces greenhouse gas emissions. The initiative aims to educate students on renewable energy and mitigate climate change.
Researchers analyzed fine-scale energy use data to reveal significant racial and income disparities in urban energy use. Block groups with higher poverty rates exhibit significantly higher annual energy consumption, particularly for temperature-sensitive applications.
A new study provides fine-grained methods for measuring income and racial disparities in energy use intensity. The research found that households in low-income non-white neighborhoods report higher energy use intensity, reflective of lower energy efficiency and lower participation in rebate programs. Cities can now apply this method to...
A team of researchers from the University of Freiburg has developed a non-aqueous All-Manganese Flow battery with a long cycle life, achieving an energy density roughly twice that of previous batteries. The new design uses sustainable manganese as its active material and has shown promising results for stationary energy storage.
Researchers from Heriot-Watt University developed AI algorithms to optimize community energy assets, using multi-agent systems and cooperative game theory. The models provide fair ways to share joint gains among community members, considering individual contributions and needs.
An exoskeleton device removes kinetic energy during the knee swing phase of walking, reducing metabolic cost by 3.3% and generating up to .25 watts per gait cycle. This approach converts wasted energy into useable electricity, providing a net metabolic benefit.
Scientists at PNNL have demonstrated the potential of low-cost organic compounds for storing massive amounts of energy to be fed into the electric grid. The researchers showed that fluorenone, a common compound found in candles, can operate continuously for 120 days and lose less than 3% of its energy capacity after 1,111 full cycles.
The new software suite Quest helps utility companies and businesses evaluate energy storage scenarios and model its potential. Energy storage systems increase grid stability and reliability by capturing energy when produced and saving it when needed.
To reach its goal of 70% renewable energy generation by 2030, New York state will need to utilize lower-grade agricultural land and dual-use (agrivoltaics) options for solar energy development. This approach can help alleviate public concerns and mitigate negative economic activity in rural communities.
A new IIASA-led study investigates the potential of polycentric governance in facilitating citizen participation in energy transition. The research found that providing citizens with options to make choices about services affecting their communities increases trust in decision makers, while also increasing awareness and willingness to ...
A study reveals that the Finnish energy transition is shaped by mental models drawing from competition, hierarchy, and continuous economic growth. These myths, such as The Rock Solid and Big Brother, have roots in shared deep beliefs about reality construction and shape the energy marketing system.
Researchers have found that using topological insulators in transistors could reduce switching energy by half and the overall energy used by each transistor by a factor of four. This breakthrough could lead to substantial reductions in computing energy consumption, as the industry continues to strive for sustainable technologies.
A team of researchers has created a thermal power nanogenerator that converts abundant thermal energy into electrical energy without any solid moving parts. This innovation, known as the TA-LM-TENG, has the potential to be used in various applications such as waste heat recovery and space power systems.
A new study reveals that energy models play a significant role in shaping the energy transition, influencing policy decisions and informing energy futures. Policymakers are increasingly relying on modeling outputs to define energy and climate targets, while researchers demand greater transparency to protect model credibility.
Researchers have developed a way to harvest energy from radio waves to power wearable devices, offering a sustainable and continuous energy source. The system consists of stretchable metal antennas that convert ambient radio waves into electricity, which can be used to power health-monitoring sensors.
A mobile app developed by Graz University of Technology aims to optimize energy consumption through user participation and data collection. The app uses game-like elements to encourage users to share their energy usage data, which is then used to predict household energy consumption and inform smart grid management.
Researchers at Texas A&M University have developed a metric that reflects the average price of energy in the United States, providing a way to optimize policies for a smooth and efficient transition to clean energy. The energy price index can forecast energy demands and prices, helping policymakers navigate the evolving energy landscape.
The Covid-19 pandemic has exacerbated financing challenges and hampered investment in renewable energy infrastructure in low- and middle-income countries. Despite this, frontrunners in the global energy transition will continue to expand their renewable energy capacities.
Researchers at Linköping University have developed nanoporous cubic silicon carbide that efficiently traps and harvests sunlight to split water into hydrogen gas. The material's high charge-separation efficiency boosts water splitting efficiency, making it a promising approach for producing renewable energy.
Researchers will explore decision-making processes for adopting solar energy systems and electric vehicles, as well as improve the efficiency and manufacturing process for solar panels. The studies aim to identify non-technological barriers to clean-energy adoption and evaluate the effectiveness of low-cost interventions and incentives.
Researchers at CUHK have developed a water-tube-based triboelectric nanogenerator (WT-TENG) for harnessing irregular and low-frequency environmental energy, such as ocean waves. The device generates high output volumetric charge density, reaching 9 mC/m3, and can be easily combined to create larger units for increased power generation.
The HAWC Gamma Ray Observatory has discovered the origin of the highest-energy cosmic rays in the galaxy, which are traced to the Cygnus OB2 star-forming region. This breakthrough resolves a long-standing question in astrophysics and sheds light on the mechanisms that accelerate these particles to petaelectronVolt energies.
Scientists at Linköping University discover where unexplained energy losses occur during singlet fission, a phenomenon that can increase solar cell efficiency. The breakthrough could lead to higher efficiency rates, from 33% to over 40%, making solar cells more sustainable.
New research finds that economy-wide rebound effects can erase half of the expected energy and emission savings from improved energy efficiency. The study suggests that climate models fail to adequately capture these rebound effects, which could make achieving Paris Agreement targets harder.
Research found that new energy contracts designed for a low-carbon future can benefit all types of customers, but only younger, higher-income individuals with higher education are likely to adopt them. This could widen the gap between those who benefit from the market and those who lose out.
Researchers at NREL have created a simple way to evaluate novel materials for thermal energy storage, aiming to make buildings more efficient and flexible in managing power from renewable sources. The new design method could help mitigate blackouts on the grid by shifting peak electricity demand to other times of the day.
New research by Copenhagen Business School finds that poor planning and execution of decarbonisation strategies in emerging markets challenges the aims of Goal 7. The study highlights the need for governance in energy democracy, allowing marginalized communities to participate in renewable energy investments. This can be achieved throu...
Researchers developed a framework to evaluate climate change adaptations for water and energy systems, finding that conserving water can alleviate electricity grid stress. The study applied this framework to California, highlighting two possible adaptation pathways: one energy-intensive and another that saves both water and energy.
A team of researchers from TUM has developed a highly efficient supercapacitor using a novel, powerful and sustainable graphene hybrid material. The new energy storage device achieves an energy density of up to 73 Wh/kg and performs better than most other supercapacitors at a power density of 16 kW/kg.
A study by Cornell University researchers suggests that New York can reach a carbon-free economy by 2050 with five years to spare. The key to achieving this goal lies in the widespread adoption of offshore wind energy, geothermal heating, and electric air heat pumps.
Researchers from three US DOE labs outline a framework for engineering-based modeling and analysis to support complex optimization of hybrid energy systems. The study presents an objective new path forward for leveraging multiple energy sources to maximize value.
A new study by UMBC physicists finds that black hole jets primarily release energy in the molecular torus, rather than the broad-line region. This resolves a decades-long debate on jet formation and structure, offering clues to how jets initially form and dissipate energy.
A new magnetic memory device based on spintronics has been developed to enhance the energy efficiency of SOT-MRAM. The device uses ultrathin iron germanium telluride material that switches from a hard magnet to a soft magnet when a small current is applied.
Researchers from the US Department of Energy's three applied energy laboratories have developed a new framework for engineering-based modeling and analysis to support complex optimization of hybrid energy systems. These systems can leverage multiple energy sources to maximize value and deliver lower-emission energy to industry.
Researchers from Stony Brook University and UMass Lowell will investigate ways to make energy generation, storage, and system operation more efficient and reliable, particularly in microgrid settings. The research program aims to address challenges in energy resiliency and advance the next generation of energy systems.
Researchers from Aarhus University modelled decarbonisation of the European energy system using high-resolution data. Solar energy emerges as a cost-optimised cornerstone for a fully decarbonised energy system by 2050.
Engineers at West Virginia University are developing a new energy conversion system that can reconcile the supply and demand conflict between renewables and power grids. The system uses hydrogen as a fuel to generate power, addressing the issue of excess renewable energy being dissipated due to storage limitations.