Articles tagged with Renewable Energy
The ACET-Estonia project partners to co-design and deliver applied clean energy research, fostering innovative solutions for Estonian island communities. Canadian expertise supports international partners in addressing similar energy challenges.
Researchers developed a novel thin-film electrolyte design using samarium-doped cerium oxide, achieving record-setting oxide-ion conductivity at medium temperatures. This innovation addresses key technical limitations of existing solid oxide fuel cells, paving the way for widespread adoption.
Researchers developed a portfolio optimization framework to maximize offshore energy production by identifying optimal locations for wind turbines and marine hydrokinetic technologies. The study found that combining these technologies in suitable locations can significantly reduce costs and increase energy stability.
Researchers found that sodium-ion batteries using hard carbon negative electrodes can reach faster charging rates than lithium-ion batteries, thanks to the pore-filling mechanism. This process is limited by the efficiency of ion aggregation within the electrode's nanopores, which requires less energy for sodium insertion.
A study by Universitat Autonoma de Barcelona finds that fossil fuel companies' promoted low-carbon projects are ineffective in reducing emissions and prolonging the lifespan of fossil fuel infrastructures. These projects reinforce the industry's power and aggravate environmental injustice, while delaying a rapid phase-out of fossil fuels.
Researchers at the University of Surrey have developed a new method to produce flexible perovskite solar cells using single-walled carbon nanotubes (SWCNTs), achieving high power conversion efficiency and stability.
New research by MIT researchers found that even with the same CO2 reduction, air travel causes about three times more damage to air quality than comparable electricity purchases. The study highlights the importance of considering co-pollutants and regional factors when evaluating climate actions.
Researchers developed a three-stage framework to analyze uncertainties in energy transitions, focusing on climate change and institutional inefficiency. The Puerto Rico case study shows that these factors are crucial in determining total system costs.
A new study suggests delaying renewable energy expansion may reduce global motivation to cut carbon emissions. The research finds that once global warming passes a critical threshold, the social cost of carbon suddenly falls, weakening the economic incentive to reduce emissions.
A new study finds that floating solar panel systems can have varying effects on aquatic ecosystems depending on the reservoir's depth, circulation dynamics, and fish species. The cooling effect of the water can boost panel efficiency, but increased variability in habitat suitability for aquatic species is also observed.
A McGill University-led research team has demonstrated the feasibility of thermally driven reverse osmosis (TDRO) for desalinating seawater, utilizing low-grade heat from solar thermal and geothermal energy. The cost-effective technique could improve access to water and increase sustainability in infrastructure.
Researchers at MIT have developed a nearly impermeable polymer film that could protect solar panels and infrastructure from corrosion. The film, made using a solution-phase polymerization reaction, completely repels nitrogen and other gases, outperforming existing polymers.
The Hong Kong Polytechnic University (PolyU) has achieved a breakthrough in perovskite/silicon tandem solar cells, focusing on improving efficiency, stability and scalability. The team aims to raise the energy conversion efficiency from 34% to 40%, while promoting industry-academia-research collaboration.
A PhD student at Lehigh University is working with Siemens to develop real-time monitoring and control tools for hyperscale data centers. The goal is to create a localized power network that can operate independently of the main grid, reducing power demands from artificial intelligence and increasing energy efficiency.
The team's novel findings use metal-organic framework-derived hierarchical porous carbon nanofibers with low-coordinated cobalt single-atom catalysts to enhance redox kinetics and suppress dissolution of lithium polysulfides. This synergistic design enables high-capacity retention and superior rate performance over hundreds of cycles.
Researchers at Yonsei University have developed a groundbreaking fluoride-based solid electrolyte that enables all-solid-state batteries to operate beyond 5 volts safely. The innovation allows spinel cathodes to operate efficiently and retain over 75% capacity after 500 cycles.
Researchers develop distribution-type membrane reactors for efficient carbon dioxide methanation. The study demonstrates the advantages of this approach in controlling reaction rates and temperature profiles. High thermal conductivity membranes produce more methane with selectivity, and their use can accelerate a carbon-neutral society.
Researchers at the University of Cambridge have discovered ultrafast quantum light in halide perovskites, which can be harnessed for future photonic technologies. The findings suggest a practical and affordable route to explore ultrafast quantum technology.
Researchers at Princeton University have found a way to use treated wastewater instead of pure water for hydrogen production, reducing treatment costs by up to 47% and energy costs by about 62%. The method involves acidifying the water with sulfuric acid, which maintains ion conductivity and enables continuous hydrogen production.
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.
The study found that about 70% of Kansas counties have some form of regulations, with 40% having enabling regulations to accommodate wind development. Counties in western and southern parts of the state tend to have more restrictive regulations, while rural areas with agricultural economies are more likely to have enabling regulations.
The researchers developed a novel facet-guided metal plating strategy using Zn as the host metal, which promotes uniform metal growth and suppresses dendrite formation. The strategy improved battery stability, retaining 87.58% of its initial capacity over 900 cycles.
Research finds that commercial wind energy installations lead to a significant 3% increase in community home values after becoming operational. This effect is strongly correlated with the size of the energy project and positive impacts on school district revenues and per-pupil expenditures.
Researchers developed a clean process to transform microalgae and agricultural residues into biofuels, bio-adsorbents, and fluorescent carbon nanodots. The study offers a sustainable way to reuse biomass resources, contributing to renewable energy production and environmental protection.
A new study suggests that electric vehicles can help mitigate climate change and public health issues by strategically charging and discharging from the grid. By doing so, EVs can sell stored energy back to the grid, reducing emissions and helping to build more renewable energy generators.
A new power generation system using liquid oxygen storage has been patented by SwRI and 8 Rivers, aiming to make power plants more efficient and cost-effective. The system utilizes fluctuations in energy demand by generating pure oxygen during off-peak hours, which can then be stored and used later when prices are higher.
Researchers at the University of Cambridge have developed a hybrid device that combines light-harvesting organic polymers with bacterial enzymes to convert sunlight, water and carbon dioxide into formate, a fuel that can drive further chemical transformations. The new 'semi-artificial leaf' mimics photosynthesis and avoids toxic semico...
Researchers have identified key barriers to safely extending the life of solar panels and decreasing waste. One major challenge is the low cost of new panels undercutting the resale market for used systems.
A new study suggests that well-managed solar farms with wildflower margins could double bumblebee numbers within themselves. However, their benefits are largely constrained to the local site and have a limited impact on wider landscapes.
Researchers developed a faster and cleaner method using flash Joule heating to extract high-purity lithium from spodumene ore. The technique achieved nearly instantaneous lithium extraction with 97% purity and 94% recovery, outperforming traditional methods.
A University of Sydney-led team has created the largest and most efficient triple-junction perovskite-perovskite-silicon tandem solar cell reported, demonstrating high efficiency and durability. The 16 cm² cell achieved an independently certified steady-state power conversion efficiency of 23.3 percent.
The Australian National University (ANU) has developed a technology that can recover untapped critical resources such as copper and lithium from mining waste. The BERST system, inspired by nature, uses nanotechnology to separate and extract high-purity minerals and metals, while turning dirty water into clean water.
A new study by the University of Surrey finds that solar energy has become the world's cheapest source of power, with costs ranging from £0.02 per unit in sunny countries. The research highlights the increasing adoption of hybrid systems combining solar panels with batteries to create a more reliable and dispatchable source of power.
The University of Texas at Dallas has received a five-year, $500,000 National Science Foundation grant to support AI-powered projects in wind energy research. The grant will fund projects that incorporate artificial intelligence to minimize manufacturing defects and predict turbine component conditions.
A groundbreaking review article reveals that solar-driven water electrolysis can be used to produce high-value chemicals sustainably, transforming the industry from cost-losing to economically compelling. The paper argues that introducing high-value syntheses into solar electrolysis systems could revolutionize the field.
The new framework enables decision-makers to test how different combinations of hydropower, solar, wind and energy storage affect both energy system costs and sediment delivery. Strategic optimisation can help minimize the impacts of energy transitions on natural ecosystems.
A new deep learning approach, Electrode Net, accelerates the design of porous electrodes in electrochemical devices, achieving high accuracy and speed. The method outperforms traditional models on benchmarks, enabling rapid screening of large design spaces.
A Stanford University study reveals a roadmap for California to achieve net-zero emissions by 2045, requiring significant advancements in renewable energy generation, energy storage, and low-carbon transportation. The model forecasts the need for 170 gigawatts of new generation and 54 gigawatts of storage by 2045.
Researchers from Southeast University explore recent advances in catalytic hydrodeoxygenation (HDO) for converting lignin-derived compounds into biofuels and high-value chemicals. Key findings include metal sulfides, noble metal catalysts, and non-noble metal catalysts showing high activity and aromatic selectivity.
Quaise Energy has successfully demonstrated its groundbreaking geothermal drilling technology, achieving record-breaking depths and speeds. The company aims to revolutionize the energy sector by providing a reliable and sustainable source of clean energy.
Researchers developed an all-flexible, self-cleaning smart window that fine-tunes solar gain in real time and protects against environmental contaminants. The device's multifunctionality could accelerate green building development and address climate change concerns.
The American College of Chest Physicians has installed a solar panel system at its Glenview, Illinois headquarters, reducing its reliance on fossil fuels and addressing air pollution. This move aligns with the organization's mission to promote lung health and support healthier communities.
Researchers aim to bring perovskite solar cells to market maturity by improving long-term stability and scalability. Nanostructured materials hold the key to enhancing photovoltaic performance and reducing energy losses.
A new study from Rice University introduces a novel solar thermal-boosted organic Rankine cycle (ORC) system that can recover 60-80% more electricity annually from waste heat in data centers. The approach achieves over 8% higher ORC efficiency during sunny peak hours and lowers the cost of electricity by 5.5-16.5%.
Researchers developed a technique to monitor corrosion and cracking in nuclear reactors using real-time 3D imaging. By directly imaging material failure processes, scientists can design safer reactors that deliver higher performance.
A new study suggests that space-based solar power could reduce Europe's need for land-based renewable energy by up to 80%, cutting energy storage needs by over two-thirds. The technology also saves money by reducing the cost of the entire power system, with estimated annual savings of €35.9 billion.
A new magnet manufacturing process has been developed that produces strong permanent magnets quickly and uses less energy and is less expensive. The technique, called friction stir consolidation, eliminates porosity in the magnetic material and reduces oxidation.
A team of researchers from Waseda University has developed a novel technology to control the crystallinity of pore walls in single-crystalline nanoporous metal oxides. The method, known as chemical-vapor-based confined crystal growth (C3), allows for simultaneous control of the material's composition, porous structure, and crystal size.
A new study reveals that households with solar panels can increase their returns by selling surplus power directly to their neighbours through peer-to-peer energy sharing. This approach helps stabilize the electricity grid and negotiates a better price for households compared to traditional grid export arrangements.
A new study from the University of Vaasa demonstrates that fuels refined from waste and industrial by-products can significantly reduce emissions in existing engine applications. Renewable naphtha and marine gas oil, derived from crude tall oil and recycled lubricants respectively, offer efficient and cleaner combustion options.
Researchers at Chungnam National University developed a new ultra-thin protective layer using polyacrylic acid to prevent dendrite growth and enhance battery performance. The zinc-bonded polyacrylic acid coating proved remarkably durable, resisting dissolution in aqueous solutions and promoting uniform distribution of zinc-ions.
A new MIT study identifies key innovations that led to the dramatic cost reduction of solar panels since the 1970s. The researchers found that technical advances from various industries, including semiconductor fabrication and metallurgy, played a pivotal role in reducing costs. These findings can aid policymakers and R&D investmen...
A new Northwestern University study finds that even with renewable energy availability, switching to electric vehicles won't fight climate change without upgraded transmission grids. Targeted upgrades could alleviate congestion and unlock full emissions-reduction potential of EV adoption.
The study developed a three-dimensional heat transfer model to analyze energy pile performance in soft clay soils. The results revealed thermal interference and crowding effects, but also introduced practical multiplier factors to simplify predictions and reduce computational resources.
Researchers unveiled the link between solid electrolyte interphase structure and nitrogen reduction to ammonia, a promising eco-friendly approach to fertilizer production. The study reveals that ethanol-to-water ratio in the electrolyte significantly impacts ammonia conversion efficiency.
A recent study found that Japan's growth-oriented carbon pricing initiatives face litigations against renewable energy projects, highlighting the need for early stakeholder involvement and cooperation with local communities. The study also reveals a disparity in scale between Japanese and American climate investments.
A novel mathematical framework enables precise control over multiple descriptors in high-nickel cathodes, improving mechanical and structural stability. The approach yields significantly improved electrochemical performance and minimal particle cracking, leading to safer consumer electronics and more reliable electric vehicles.
A new study shows that climate neutrality is achievable in Europe by 2050 through smart solar technologies and self-sufficiency. The study demonstrates that Europe can achieve net-zero emissions with an average cost increase of only 2.1% compared to the most cost-effective scenario without self-sufficiency.
A study from the University of Johannesburg presents a promising industrial process that can turn sugarcane waste into green hydrogen with high energy efficiency and low tar content. The Sorption-Enhanced Chemical Looping Gasification (SECLG) process produces a small fraction of unwanted by-products, making it an attractive alternative...
The researchers developed a five-level pyramid model to assess energy supply security, taking into account dynamic effects and higher resolution. Switzerland can increase its energy security by diversifying its energy sources and increasing domestic production, with additional storage facilities also contributing.