Articles tagged with Renewable Energy
Researchers have created a new electrolyte that enhances the energy density and power density of intermediate-temperature K/Na/S batteries, enabling them to operate at lower temperatures while achieving maximum possible energy storage capacity. This breakthrough could provide a stable and reliable power supply from renewable sources.
A study published in Business Strategy and the Environment found that green finance initiatives can significantly reduce CO2 emissions. The researchers also noted that investing in renewable energy is crucial for companies to achieve environmental sustainability.
Researchers developed cost-effective catalysts by incorporating chromium into transition metal hydroxides, demonstrating enhanced catalytic activity. The FeCoNiCr hydroxide catalyst showed a low overpotential of 224 mV in alkaline media, outperforming similar catalysts.
A team of GIST researchers developed a new defect passivation strategy for polycrystalline perovskites, leading to improved power conversion efficiency and long-term operational stability. The strategy uses a chemically identical polytype of perovskite to suppress defects in the crystal structure.
A comprehensive analysis found that reservation lands are less likely to host wind farms and solar farms due to regulatory barriers. The study predicts tribes would forego over $19 billion in lease and tax earnings by 2050 if the disparity persists.
The RV Resilience, a 50-foot hybrid-electric research vessel, enables researchers to transport and install large equipment in Sequim Bay for marine energy testing. The vessel's electric mode reduces noise pollution and supports sensitive acoustic measurements.
A UC Santa Barbara researcher aims to reduce desalination's energy consumption by two times using renewable energy sources like solar or waste heat. The project's goals include improving the thermal distillation process and reducing dependence on fossil fuels, addressing global water scarcity and climate change concerns.
Researchers developed a new type of temperature-adaptive radiative cooling device with improved performance, reducing solar absorptance by 7.54% and increasing emissivity by 13.3%. This advancement holds promise for optimizing energy use and advancing sustainable thermal management solutions.
Researchers at New Jersey Institute of Technology are working on a new fault detection technology that can handle the unique challenges of solar and wind-powered grids. The project aims to create a perturbation-based signal for the circuit to recognize, enabling more accurate detection of faults in these systems.
Researchers at Tohoku University developed a novel approach to enhance the efficiency of the oxygen evolution reaction by introducing rare earth single atoms into manganese oxide. This leads to unprecedented improvements in OER performance, making it a suitable alternative to traditional catalysts like ruthenium dioxide.
Researchers analyzed satellite data to understand solar irradiance variability in the Asia Pacific region, revealing optimal locations for solar power plants and distribution strategies to minimize fluctuations. The study's findings will help plan for sustainable energy technologies and combat climate change.
Researchers at NREL create a novel resin called PECAN that performs on par with industry standards and outperforms certain thermoplastic resins. The process allows for the complete breakdown of blades in six hours, making it possible to recycle and reuse components.
Climate change is projected to increase hydropower generation in the US, with a 5% rise in near-term production and 10% increase in midterm. However, seasonal changes and regional variations may lead to significant decreases in some areas, such as the Southwest.
Engineers at MIT have developed a physics-based model that accurately represents airflow around rotors under extreme conditions. This new theory has the potential to improve rotor blade designs and optimize wind farm layouts for maximum power output and safety.
A new technology can extract lithium from brines at an estimated cost of under 40% that of today's dominant extraction method. The approach uses redox-couple electrodialysis and is expected to be relatively inexpensive due mostly to lower capital costs.
Researchers at Griffith University found that early retirement of coal-fired power plants can be financially advantageous for investors. The study highlights the potential benefits of accelerating the transition from coal to renewable energy in developing Asian economies., Key findings include: Younger coal plants can potentially be re...
Researchers examined how clean energy policies affect neighboring states and found that stronger policies lead to more renewable electricity generation. The study suggests that individual state policies are more effective than previously thought, and that geographical proximity plays a significant role in spillover effects.
A new study by the University of Oxford recommends expanding climate reporting standards to capture companies' wider impact on global net zero. This includes their product power, purchasing power, and political influence. The goal is to incentivize systemic change through products, purchases, and policy lobbying.
A new study shows that empowering women through energy care work can transform community-led renewable energy programmes, promoting gender equality. The research highlights the importance of valuing multiple voices and incorporating diverse practices of care into energy transition policies.
A Washington State University study reveals that automatic delivery robots with low carbon emissions can encourage consumers to use them when ordering food. Participants who were more environmentally aware and had less perceived risk of late or spoiled food were more likely to choose the robots.
A survey of Pennsylvanians and policymakers reveals bipartisan support for solar energy and other renewables, but elected officials underestimate their constituents' preferences. The study highlights the need for clear communication between the public and local representatives to ensure informed decision-making about energy projects.
Researchers explore clean energy investments as a means to stabilize and enhance portfolios during fluctuating market conditions. The study found that clean energy indices play unique roles in the global financial system, affecting information transmission and resilience.
Xiao-Qing Yang, a physicist at Brookhaven National Laboratory, has spent his career studying and improving battery materials using advanced characterization tools. His work has led to a fundamental understanding of the relationship between structure and performance in battery systems.
Researchers at Chung-Ang University have discovered an additive that enhances the efficiency of perovskite solar cells, resulting in a record-breaking 12.22% efficiency. The additive, 4-phenylthiosemicarbazide, improves stability and reduces defects, paving the way for more accessible and long-lasting solar panels.
A research team at Iowa State University is studying how to efficiently turn harvested grass into lucrative renewable natural gas, creating wins for farmers, businesses, municipalities, and society. The analysis finds that renewable natural gas is the most economically practical focus, with a lower carbon footprint compared to traditio...
Researchers create fast and sustainable method to produce hydrogen gas using aluminum, saltwater, and coffee grounds. They find that adding caffeine speeds up the reaction, producing hydrogen in just five minutes.
Researchers at Kaunas University of Technology (KTU) develop materials to improve indoor photovoltaic cells, generating electricity even in low-intensity light. The innovation utilizes Internet of Things technologies to efficiently regulate device operation and optimize energy consumption.
A new study proposes a predictive home energy management system with a customizable bidirectional real-time pricing mechanism to promote residential demand response and reduce peak loads. The system enhances user comfort and accuracy of forecasting, while also providing cost savings.
The Pacific Northwest is launching a clean hydrogen economy with a $27.5 million Department of Energy funding award. The project aims to develop and market economical clean hydrogen power solutions to meet the United States' clean energy goal while ensuring at least 40% of the benefits flow to disadvantaged communities.
Researchers at Gwangju Institute of Science and Technology developed a novel nitrogen-doped mesoporous carbon-coated thick GF electrode to suppress the crossover phenomenon in flowless zinc-bromine batteries. The new electrodes effectively prevented self-discharge, improving battery performance and lifespan.
A recent study from the University of Illinois suggests that Illinois' clean energy transition has led to a lack of equity in the distribution of renewable power benefits. The state prioritized historically marginalized communities but failed to consider the burdens on rural, white communities, resulting in perceived injustices and opp...
A new catalyst with a lead coating enhances the performance of a nickel-based hydrogen evolution reaction catalyst, increasing efficiency and resisting reverse current. This breakthrough could improve the durability of alkaline water electrolysis systems and support a green hydrogen economy.
New research reveals offshore windfarm electromagnetic fields have minimal impact on shark growth and survival, but ongoing studies aim to improve understanding of effects on marine species. The study focused on small-spotted catshark development under control and windfarm-impacted conditions using AC or DC currents.
A survey conducted by RIFS shows that 91% of Jordanian citizens want to see an expansion of renewable energies. They hope this will create jobs, improve energy security, and reduce costs. However, the government's policy of blocking renewables has stalled the energy transition.
Researchers at Trinity College Dublin have discovered a novel method for forming bastnåsite, a crucial mineral in extracting rare earth elements. The study reveals that fluocerite can act as a 'seed' to promote the rapid formation of bastnåsite, with significant implications for efficient and cost-effective extraction methods.
Researchers found raw material demand for electric vehicles will nearly double by 2050 if current trends continue. Implementing circular economy strategies such as ride-sharing, recycling, and solid-state batteries can halve resource demand or maintain it at 2015 levels.
Researchers developed a crystalline carbon nitride membrane that outperforms traditional polymer membranes in separating lithium ions from magnesium ions in salt-lake brine. The innovative design mimics biological ion channels, achieving an impressive selectivity ratio of 1,708 for highly dilute lithium ions.
Researchers have developed a computer model that sheds light on extracting renewable energy from superhot, super deep rock. The model shows the formation of microscopic cracks creating a dense 'cloud of permeability' throughout the affected rock, which can lead to higher power delivery and efficiency.
Researchers at Stanford University have made significant advancements in the development of a 'liquid battery' technology that uses LOHCs to store and release energy. The team discovered a novel, selective catalytic system that allows for the efficient storage of electrical energy in liquid fuels without generating gaseous hydrogen.
Researchers at WVU are exploring the potential of solar panels to generate energy on grazing lands, diversifying farmers' income streams and promoting more sustainable practices. The study aims to understand how dual-use solar systems impact soil health and animal performance.
A new computer vision technique developed by MIT engineers significantly speeds up the characterization of newly synthesized electronic materials. The technique automatically analyzes images of printed semiconducting samples and quickly estimates two key electronic properties: band gap and stability.
Concordia researchers develop micro photosynthetic power cells that harness algae's photosynthesis to generate electricity. The system can power low- and ultra-low power devices like IoT sensors, removing carbon dioxide from the atmosphere and producing only water as a byproduct.
Researchers found that plants produce electric potential in sync with their daily cycles, which can be harnessed as a renewable energy source. The study discovered that the electric streaming potential increases with decreased ion concentration and increased pH.
Researchers at the University of Michigan have developed a new thermophotovoltaic cell that can recover significantly more energy from heat batteries, increasing efficiency to 44%. The device uses air bridges to trap photons with the right energies, allowing for the recycling of useless photons and improving overall performance.
Researchers have developed a machine learning model to identify high-performance multicomponent metal oxide electrocatalysts for the oxygen reduction reaction. The study found that certain features, such as itinerant electrons and configuration entropy, are critical for achieving high current density in ORR.
A low-cost, tin-based catalyst selectively converts CO2 to ethanol, acetic acid, and formic acid, producing valuable liquid hydrocarbons. The discovery could help reduce greenhouse gas emissions by converting CO2 into desired chemicals near the site of production.
A worldwide analysis of voluntary carbon offset programs identified trends in renewable energy, forestry, and other technologies. Forestry and land management projects initially increased due to REDD+ programs, but shifted towards nature-positive solutions after 2016.
Researchers at ETH Zurich have engineered a thermal trap to deliver heat at high temperatures needed for industrial processes, overcoming the challenge of fossil fuels. The device, which uses solar radiation, absorbs sunlight and converts it into heat, minimizing radiative heat losses and increasing efficiency.
Researchers at Oak Ridge National Laboratory have developed carbon-capture batteries that can store renewable energy and capture airborne CO2. The new battery formulations can maintain capacity for up to 600 hours and convert CO2 into a solid form with the potential to be used in other products.
Scientists have developed a method to transform chicken fat into carbon-based electrodes for supercapacitors, which store energy and power LED lights. The new technology has shown good capacitance, durability, high energy, and power density, highlighting the potential of using food waste as a carbon source in green energy.
Researchers at RIKEN have developed a new catalyst that reduces the amount of iridium required for hydrogen production, achieving 82% efficiency and sustaining production for over 4 months. The breakthrough could revolutionize ecologically friendly hydrogen production and pave the way for a carbon-neutral energy economy.
A team of international researchers, led by TU Delft, found that introducing chemical short-range disorder into layered oxide materials used as cathode materials can significantly improve the stability and performance of lithium-ion batteries. This improvement results in a longer cycle life and shorter charging times for well-establish...
A study by Raheel Ahmed Shaikh and colleagues models the most cost-efficient path to Australia's fully renewable electricity grid. The optimal route would require significant expansion of generation and storage, but could reduce costs with interconnection between eastern and western grids.
Researchers at RIKEN have improved the stability of a green hydrogen production process by using a custom-made catalyst, increasing its lifetime by almost 4,000 times. The breakthrough uses earth-abundant materials, making it more sustainable and potentially cost-effective for widespread industrial use.
A team of scientists estimates that proposed offshore wind turbines could take away energy from existing ones, reducing power output by 34-38%. The 'wake effect' reduces total power generation due to slower wind behind turbines. Predicting wake effects can help grid operators manage them and ensure a balanced supply-demand balance.
Researchers found that human-induced fluid fluxes in the deep subsurface are higher than natural rates, posing environmental impacts. The study highlights the need to manage the subsurface responsibly for a green transition and sustainable future.
A new study suggests that renewable-scarce countries like parts of the EU, Japan, and South Korea could save between 18 to 38 percent in production costs by relocating their industrial production to countries with cheap renewable energy. The study's lead author argues that importing hydrogen via ship is not a cost-effective strategy fo...
Iowa State University has established a new cybersecurity center to address the growing threat of cyberattacks on renewable energy systems and microgrids. The center will develop robust algorithms and tools to detect and mitigate cyberattacks, as well as strengthen the grid industry's cybersecurity workforce.
Researchers at ETH Zurich have developed a new method to produce chemicals using bacteria that feed on methanol, a renewable resource. The microbes can efficiently convert methanol into desired biochemical substances, offering a sustainable alternative to fossil-based chemicals.
A new study found that older electric vehicle models depreciate in value faster than conventional gas cars, but newer models with longer driving ranges are retaining their value better. The research also showed that the COVID-19 pandemic significantly affected vehicle affordability.