Articles tagged with Green Energy
A new research project, LC-H2, will develop next-generation electrodes to boost energy efficiency in electrolysis. This will help reduce grey hydrogen's carbon footprint and increase the share of green hydrogen in European energy systems.
Researchers at Brookhaven Lab used pulse radiolysis to study a key class of water-splitting catalysts, revealing the direct involvement of ligands in the reaction mechanism. The team discovered that a hydride group jumped onto the Cp* ligand, proving its active role in the process.
Researchers used ALD to create eco-friendly exhaust gas catalysts, lithium-ion battery coatings, and hydrogen fuel cells. The technology improves catalytic and energy material performance through precise control of film thickness and composition.
A new type of floatable photocatalytic platform composed of hydrogel nanocomposites efficiently proceeds hydrogen evolution reaction. The platform exhibits clear advantages over conventional systems, including efficient solar energy conversion and easy gas diffusion.
Researchers highlight gaps in tritium studies, focusing on species uptake and human health risks through the food chain. A global assessment is needed to minimize tritium's impact on individual species and the environment.
The latest issue of PLOS Biology features a special collection on biology-based solutions to reduce plastic pollution, carbon dioxide emissions, and produce food or energy more sustainably. Insect enzymes may degrade plastic waste, while photosynthetic algae can capture CO2 produced by industrial applications.
Advances in drilling technology are unlocking geothermal energy's full potential, with supercritical water offering an efficient energy source. Improved drilling methods aim to overcome the financial barrier of deep geothermal exploration, enabling a step-change in power output.
A novel deep learning-based forecasting model predicts uncertain parameters related to renewable energy sources, their energy demand, and market prices. The model demonstrates improved prediction accuracy and efficiency compared to existing methods.
The study found that the US uses mostly synthetic graphite, which is produced from fossil fuel industry by-products, while natural graphite is sourced from mines and imported. The researchers suggest increasing domestic production and recycling of graphite-containing products to reduce greenhouse gas emissions.
Researchers at Berkeley Lab have developed a new technique that captures real-time movies of copper nanoparticles as they convert carbon dioxide into renewable fuels and chemicals. The study reveals that metallic copper nanograins serve as active sites for CO2 reduction, paving the way for advanced solar fuel technology.
A new research project aims to solve the physics behind excessive bubble formation in electrolysis, a bottleneck in large-scale green hydrogen production. The team will combine numerical simulations and laboratory experiments to develop reliable modelling tools.
Researchers from City University of Hong Kong developed a novel device-engineering strategy to suppress energy conversion loss in organic photovoltaics, achieving PCE over 19%. The discovery enables OPVs to maximize photocurrent and overcome the limit of maximum achievable efficiency.
A new research project led by Associate Professor Marta Victoria aims to describe periods of extreme weather and design strategies for reliable renewable energy systems. The project, funded with DKK 6.2 million, will run for four years and focus on predicting and adapting to multiple adverse events.
A team of researchers suggests a global mineral supply agreement to ensure green energy infrastructure development. The US, with its current metal shortage, particularly relies on China for mineral supplies, which could hinder the green transition.
A new research project at Aarhus University aims to develop intelligent drones that can detect ice on turbine blades, optimizing energy production and expanding market opportunities. The project has the potential to reduce energy losses by up to 80% and enable wind farms to operate in colder climates.
Researchers at Princeton University have developed a new method to express energy loss in organic solar cells, revealing that disorder plays a significant role in determining overall energy loss. By understanding and minimizing disorder, scientists can create more efficient devices with homogeneous mixtures of materials.
Researchers at the University of Oldenburg have developed a new statistical model that accurately describes wind turbulence and generates fully three-dimensional wind fields using limited measurement points. This breakthrough enables precise wind turbine load estimation and improves wind farm planning, with applications in various fiel...
Scientists at EPFL have developed a method to enhance the packing of photosensitizer dye molecules, resulting in DSCs with power conversion efficiencies of up to 28.4% and long-term operational stability. This breakthrough offers promising prospects for applications as power supply and battery replacement for low-power electronic devices.
A new study published in Nature found that globalized supply chains for the solar industry saved countries $67 billion in production costs between 2006 and 2020. The study also estimates that strong nationalistic policies could increase solar panel prices by 20-25% by 2030, hindering efforts to meet climate targets.
Scientists have developed a method to store and release highly pure hydrogen using salts in the presence of amino acids, which could make large-scale hydrogen storage more feasible. The technique uses potassium salts, manganese-based catalysts, and amino acids to produce high-yield and pure hydrogen with minimal byproducts.
Researchers from Trinity College Dublin created synthetic rocks to study rare earth element formation. The study reveals that fluids containing REEs replace common limestone via complex reactions, shedding light on the mechanisms of rock formation and industrial separation processes.
A new passive cooling system developed at MIT combines radiative, evaporative, and thermal insulation to provide up to 19 degrees Fahrenheit of cooling from ambient temperature. This technology has the potential to significantly reduce energy consumption and extend food storage in off-grid locations.
A new study by Cornell University researchers suggests that green policy incentives for carbon capture and renewable energy can help reduce the environmental impact of cryptocurrency mining. States with lower electricity prices and a higher share of renewable energy in their grids are best suited for this approach.
A new study suggests that transitioning to a decarbonized energy system by 2050 can save the world at least $12 trillion compared to continued fossil fuel use. The study shows that rapidly transitioning to clean energy results in lower energy system costs, provides more energy to the global economy, and expands energy access.
A new study suggests that green hydrogen will likely supply less than 1% of global energy by 2035 due to supply bottlenecks. However, historic analogues indicate that emergency-like policy measures can drive unprecedented growth rates in energy technologies.
Researchers at the University of Oldenburg and Fraunhofer IWES collaborate on a new project to develop more accurate wind flow simulations using artificial intelligence. The goal is to reduce computing times and enhance precision, ultimately accelerating innovation in wind turbine design.
Researchers at the University of Cambridge have developed ultra-thin, flexible devices that can convert sunlight into fuels as efficiently as plant leaves. The devices, inspired by photosynthesis, could be used on polluted waterways, in ports or even at sea to reduce reliance on fossil fuels.
Experts are optimistic about converting coal plants to production of clean geothermal energy, citing the number of enabling technologies coming online. The potential market is substantial, with around 4,200 coal plants worldwide, many of which can be repurposed due to advancements in technology and a lack of economic incentive.
Researchers at Carnegie Mellon University find that existing coal-fired plants can produce electricity at a cost comparable to renewables with energy storage. The study suggests modifications to current tax incentives to increase deployment of carbon-constrained fossil-fuel and negative emissions technologies.
A UMass Amherst team has engineered a biofilm capable of producing electricity from the energy in evaporation and converting it into a steady supply. This innovation has the potential to revolutionize wearable electronics by powering small devices and potentially entire electronic systems.
The study found that increased oil prices can lead to a decrease in the development of green energy, as oil is required for deploying clean energy capacity or infrastructure. The demand for minerals used in renewable energy production will increase due to growing solar technology adoption.
A new study by Boston University School of Public Health found that decarbonization pathways need to incorporate more efficient electric heating technologies and renewable energy sources to minimize strain on the US electric grid. The researchers analyzed building energy data from March 2010 to February 2020 and found that winter heati...
University of Arizona researchers Erin Ratcliff and Roger Angel are working on scaling paper-thin solar technology using perovskites. They aim to develop a low-cost quality control method to detect defects during manufacturing, enabling the production of robust and high-quality perovskite-based photovoltaics.
A team of researchers from Tokyo University of Science has developed a novel multi-proton carrier complex that shows efficient proton conductivity even at high temperatures. The resulting starburst-type metal complex acts as a proton transmitter, making it 6 times more potent than individual imidazole molecules.
A comprehensive new study examines the hydrological impact of lithium mining in Chile's Salar de Atacama, revealing that most water used is decades old. The research highlights the complexity of the region's hydrology and the need for longer-term monitoring to ensure responsible water usage.
Researchers at HKUST developed a new hydrogen fuel cell with 97% platinum catalytic activity after 100,000 cycles, outperforming current catalysts. The new fuel cell uses a hybrid catalyst with three active sites, accelerating reaction rates and achieving higher power delivery.
Harvard researchers develop new method to extend the lifetime of organic molecules in organic aqueous flow batteries, improving their commercial viability. The approach works by periodically providing a shock to revive decomposed molecules, resulting in a net lifetime increase of up to 260 times.
The world's first rapid testing facility for tidal turbine blades has opened, aiming to speed up development of marine energy technologies while reducing costs. The £4.6 million FastBlade facility uses powerful hydraulic cylinders to simulate stresses on blades over two decades in under three months.
Researchers at Ritsumeikan University in Japan have developed a new method to fabricate cadmium-free thin-film solar cells with improved energy conversion efficiency. The process replaces toxic materials with native buffer layers formed through air-annealing, reducing waste and increasing the potential for large-scale manufacturing.
The study reveals significant information on the thermal properties of electric double-layer capacitors, which can help create safer and more reliable energy storage devices. The research team found that charging and discharging alter the heat capacity of EDLCs, leading to a decrease in capacitance.
A breakthrough in green technology has successfully produced both hydrogen gas and hydrogen peroxide simultaneously from sunlight and water using a hematite photocatalyst. This innovation could lead to a solar water-splitting utilization system with greater added value, enabling the widespread adoption of carbon-neutral energy sources.
A new hydrogen fuel cell has been developed using an iron catalyst, which could make green energy more accessible and affordable. The innovation allows for a significant reduction in the cost of one of the primary components, making it a viable alternative to fossil fuels.
Researchers overview properties and disadvantages of cathode materials, focusing on metal-based compounds and carbon-based materials. Modification methods, including surface treatment and decoration, are discussed to enhance performance of Br-FBs.
Researchers at the University of Surrey have developed a new design for ultra-thin photovoltaic panels that absorbs over 65% of sunlight, outperforming previous records. The innovative honeycomb structure enables efficient light absorption from any angle, trapping light inside the solar cell and generating more energy.
The seminar on geothermal energy held by the Society of Petroleum Engineers (SPE) showcases the growing interest in the renewable source among oil and gas professionals. The event highlights opportunities for oil and gas experts, market trends, challenges, and potential solutions for scaling geothermal energy globally.
Researchers propose a new way to store renewable energy by speculatively performing computations in large data centers when energy is abundant, and retrieving the results later. This approach offers better efficiency than traditional battery storage methods and could reduce greenhouse gas emissions.
Scientists at EPFL have developed a novel method to convert banana peels into valuable hydrogen and solid-carbon biochar through flash pyrolysis using a Xenon lamp. This innovative technique generates around 100 liters of hydrogen per kg of dried biomass, making it a promising renewable energy solution.
Researchers developed a low-cost and simple method to produce perovskite photovoltaic materials on an industrial scale, paving the way for creating lightweight and flexible solar cells. The new technique reduces waste and toxic byproducts associated with manufacturing perovskite photovoltaics.
A new device has been developed that converts sunlight into two promising sources of renewable fuels – ethylene and hydrogen. The researchers found that by optimizing the working conditions for cuprous oxide, a promising artificial photosynthesis material, they can create a more stable system.
Scientists developed an all-season smart-roof coating that automatically switches between cooling and heating, outperforming commercial cool-roof systems in energy savings. The technology uses vanadium dioxide to regulate its rate of radiative cooling, overcoming the problem of overcooling in winter.
A new method of predicting battery failure has been developed, showing accuracy 15-20% higher than current approaches. The technique uses advanced probabilistic machine learning and is applicable to any battery with a simple electrical circuit model.
Researchers developed a green synthesis method for ammonia production using green tea as a reducing agent. The study found that the optimized sample showed 2.93-fold enhanced photocatalytic activity and increased NH3 selectivity, outperforming bulk g-C3N4 under simulated sunlight irradiation.
A team of researchers explored the possibility of producing hydrogen from offshore wind in China and delivering it to Japan at a cost competitive with the country's future projections. The study found that Chinese-produced hydrogen could supply Japan's net-zero transition needs by 2030, even under a high-cost scenario.
Researchers developed a molecular compound that serves as a low-cost electrolyte for redox flow batteries, enabling stable operation and high capacity retention. The compound overcomes limitations of previous electrolytes by increasing its hydrophilicity and conductivity.
A research team discovered a quantum confinement effect in a 3D-ordered macroporous structure of BiVO4, enabling hydrogen production under visible light. The study found that the 3DOM structure had higher photocatalysis efficiency and produced more oxygen than its plate-like counterpart.
A new process for decentralized hydrogen production has been developed, using chemical-looping to produce high-purity hydrogen directly from biogas. The technology is now ready for commercial use and could make hydrogen production more competitive with other methods.
A new study reveals that methane emissions from US cities are 2-10 times higher than recent estimates, with Boston's emissions being six times higher due to pipeline and end-use emitters. The research found that seasonal consumption-based emissions account for 56% of total natural gas emissions in Boston.
A new model suggests that integrating massive offshore wind generation, power storage, electric vehicles, green hydrogen production, and expanded transmission can reduce costs of renewable power integration into the grid. This strategy could make achieving China's carbon neutrality by 2050 feasible without significantly increasing costs.
Researchers have solved the mystery of chlorine's role in perovskite solar cells by imaging atoms at the surface. The team found that chlorine is incorporated into the material through grain boundaries, increasing stability and efficiency. An optimal concentration of chlorine was discovered to deliver high stability.
Researchers have found compounds based on gold, silver, and copper that can store hydrogen in a stable manner. These 'metal hydride' complexes could be used to store hydrogen for use in vehicles, potentially revolutionizing the production of clean energy.