Articles tagged with Hydrogen Fuel
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A study from Linköping University finds that locally produced green hydrogen is cheaper to produce at southern latitudes due to favorable solar energy conditions. The cost of green hydrogen production varies across European countries, with Nordic nations facing higher costs due to lack of sunlight.
Researchers have discovered a new solid-state hydrogen carrier called layered hydrogen silicane (L-HSi) that can release hydrogen under ambient temperature and pressure. L-HSi exhibits high gravimetric hydrogen capacity and is stable, making it a promising alternative to conventional hydrogen storage systems.
A new study from Chalmers University of Technology shows that locally produced green hydrogen is the best option for reducing carbon dioxide emissions from heavy-duty road transport. This method enables all countries to become self-sufficient in energy and fuel, even in times of crisis.
A new study reveals a simple two-stage catalytic system using corn straw, biochar, and nickel-based catalysts can more than double the hydrogen content of gas produced during biomass pyrolysis. The addition of biochar as a pre-catalyst further increases hydrogen yield.
Eight SwRI hydrogen projects funded by ENERGYWERX will evaluate new technology and existing infrastructure for a hydrogen-powered future. The projects, conducted at SwRI's Metering Research Facility, aim to improve energy infrastructure and support the use of clean-burning fuel.
Researchers at KTH Royal Institute of Technology have developed a new catalyst that enables faster and more sustainable production of hydrogen gas. The breakthrough, reported in Nature Chemistry, uses a unique molecular scaffold to position iron and nickel atoms for optimal performance.
Researchers at SwRI have developed a reliable testing methodology to study stochastic pre-ignition in hydrogen-fueled internal combustion engines. The methodology provides insight into lubricant-initiated pre-ignition events and supports further work on mitigation strategies and commercial lubricants.
A new anion-exchange-membrane water electrolyzer technology has been developed to address the degradation issue in membrane electrolyzers. This innovation combines the efficiency of simple caustic or alkaline electrolytes with the low-cost material advantages of solid polymer membranes.
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.
MIT engineers have developed a novel palladium membrane that remains stable at high temperatures, enabling more energy-efficient and cheaper production of hydrogen fuel. The new design allows for the separation of hydrogen from gas mixtures at much higher temperatures than conventional membranes.
A comprehensive safety assessment framework for liquid hydrogen storage systems in UAVs has been developed, addressing thermal performance and structural integrity challenges. The framework integrates multiple analyses, including thermal insulation, structural analysis, fatigue testing, and impact assessments.
Researchers are developing a detection system to identify pre-ignitions in hydrogen internal combustion engines (H2-ICE) using machine learning algorithms and onboard sensors. The project aims to address the challenges associated with H2-ICE pre-ignition, which can degrade engine performance and compromise its mechanical integrity.
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...
Researchers at SwRI create a custom test rig to study how blending hydrogen into liquid natural gas affects storage tank temperatures and steel material integrity. The goal is to determine if tanks can endure lower temperatures without compromising safety.
A study from Chalmers University of Technology found that the EU's hydrogen refuelling station rollout is likely to result in significant economic losses, with some countries facing costs of tens of millions of euros per year. The distribution of stations according to distance may not accurately reflect demand, leading to inefficient u...
Researchers have developed a more efficient method for producing green ammonia using artificial intelligence and machine learning. The new process achieves a sevenfold improvement in production rate while being nearly 100% efficient, making it a viable alternative to traditional methods.
A new process using seawater and recycled soda cans can produce green hydrogen with a low carbon footprint comparable to other green hydrogen technologies. Researchers found that the overall emissions of this method are on par with those of fossil-fuel-based processes, making it a scalable and sustainable option for energy production.
Researchers have developed a method to convert carbon dioxide into methanol, a versatile compound used in fuels and plastics. The process involves hydrogenating CO2 with the help of catalysts, which can produce e-fuels that are sustainable alternatives to traditional fossil fuels.
Janus heterobilayers have shown promising potential for photocatalytic water splitting, converting sunlight into clean hydrogen fuel with an impressive 16.62% efficiency. This innovation addresses traditional challenges, paving the way for a more sustainable future.
Researchers at University of Oxford provide key ingredients for finding natural geological hydrogen, essential for a carbon neutral future. The discovery could unlock a commercially competitive, low-carbon hydrogen source, contributing significantly to the global energy transition.
Researchers at Tohoku University developed a surface reconstruction pathway to produce durable non-noble metal-based cathodes for efficient hydrogen evolution reaction (HER) performance, paving the way for affordable commercial production.
The new electrolysis test centre at TU Graz enables researchers to conduct realistic tests on next-generation large engines, turbines, and fuel cell stacks. The facility produces up to 50 kilogrammes of hydrogen at full capacity.
A Northwestern University study reveals that water molecules flip before releasing oxygen atoms, significantly increasing energy consumption. Increasing pH levels of water reduces this energy cost, making water splitting a more practical and cost-effective process.
The SwRI H2-ICE2 consortium aims to refine the performance and efficiency of hydrogen internal combustion engine vehicles. The two-year program will test the vehicle's capabilities under various real-world conditions, with a focus on commercial viability.
Water movement on surfaces creates an irreversible electrical charge, with potential applications in improving safety and energy storage. The study found that the charge is generated at the interface between liquid and solid and can be retained in droplets as they move over the surface.
Researchers at Tohoku University developed a highly stable catalyst for efficient hydrogen production, achieving a Faradaic efficiency of 99.9% and stability for over one month. The study highlights the importance of controlled evolution of catalyst-electrolyte interface in rational catalyst design.
Unplanned oil supply outages caused by geopolitical instability are throwing airline stock markets into chaos, making it more expensive to fly. The study highlights the potential impact on investment strategies, stock market stability and long-term financial planning in the aviation sector.
A team of scientists at Washington State University has developed a new method for storing volatile hydrogen using lignin-based jet fuel. The technology could make it easier to harness hydrogen's potential as a high-energy and zero-emissions fuel source.
Researchers have developed a Zn-decorated GaN nanowire catalyst that efficiently converts CO2 and H2O into methane and hydrogen peroxide under light irradiation. The catalyst achieves high conversion rates with 93.6% selectivity and maintains activity for over 80 hours, providing a practical solution for sustainable fuel production.
Southwest Research Institute has launched a joint industry project to develop technologies for hydrogen-powered heavy-duty refueling operations. The four-year program aims to strengthen existing refueling station equipment and procedures, exploring alternatives to address supply chain issues and technical challenges.
Researchers at King's College London developed a new method to produce biofuels from fatty acids in cooking oil, making it as effective as diesel with improved efficiency. The technology uses enzymes to break down fatty acids into alkenes, reducing the need for conventional catalysts and toxic chemicals.
A study by University of Copenhagen researchers highlights the challenges in investing in green hydrogen projects, citing market risks, regulatory uncertainty, and high costs. Oil and gas companies are better positioned to finance large-scale hydrogen projects due to their expertise and infrastructure.
Experts reveal how new photocatalytic sheets and reactors can split water into hydrogen and oxygen using sunlight. The breakthrough could make solar energy conversion a practical option, but challenges remain, including efficiency and safety concerns.
Researchers at Texas A&M University have developed a method to break down condensation polymers in plastics using solvents and liquid organic hydrogen carriers, producing aromatic compounds that can be used as fuels. This breakthrough has potential implications for the sustainability of the chemical industry and reducing global warming.
Engineers are adapting jet engines to run on hydrogen fuel, addressing vibrations concerns that could damage the combustion chamber. The researchers' experiments provide a basis for designing efficient hydrogen engines, paving the way for climate-neutral flight.
Researchers developed a highly sensitive hydrogen detection system using tunable diode laser absorption spectroscopy (TDLAS) with high selectivity and rapid response. The new method achieved accurate measurements of hydrogen concentrations from 0.01% to 100%, improving the detection limit at longer integration times.
Researchers at the University of Groningen have successfully produced liquid hydrogen using a novel magnetocaloric cooling method, which consumes less energy and eliminates greenhouse gas refrigerant use. The breakthrough material does not contain rare-earth metals, reducing environmental concerns.
Researchers used computer modeling to study the feasibility and challenges of hydrogen-powered aviation, suggesting that improvements in fuel cell power could eliminate environmental impact. The team's model indicated that switching from traditional jet fuel to hydrogen fuel could reduce CO2 emissions by up to 90%.
The University of Kansas and Avium will develop new catalysts and technologies to improve the efficiency and reliability of green hydrogen production. The goal is to make clean hydrogen more affordable and support the transition to a clean-energy future.
The Flexible Clean Propulsion Technologies project aims to develop innovative clean solutions for maritime transport and off-road machinery, reducing greenhouse gas emissions by up to 100% through the use of zero- and low-carbon fuels. The consortium brings together key players in Finland and international partners to shape the future ...
Researchers at UCR discovered a low-cost method to significantly reduce nitrogen oxide emissions from hydrogen engines by infusing platinum with highly porous Y zeolites. The system converts nitrogen oxides into harmless substances, promoting cleaner alternatives to diesel engines.
A new study of bubbles on electrode surfaces could help improve the efficiency of electrochemical processes by understanding how blocking effects work. The findings show that only a smaller area of direct contact is blocked from its electrochemical activity, not the entire surface shadowed by each bubble.
A University of Central Florida researcher has developed a nature-inspired filtration and conversion system that extracts carbon dioxide gas from the atmosphere to create fuels and chemicals. The device mimics the lotus surface, capturing carbon dioxide with a microsurface comprised of a tin oxide film and fluorine layer.
Researchers at Chalmers University of Technology have developed a new method to study fuel cell degradation, allowing them to pinpoint exactly when and where the material degrades. This provides valuable information for developing new and improved fuel cells with a longer lifespan.
New studies from Chalmers University of Technology suggest that hydrogen-powered aircraft could meet the needs of 97% of intra-Nordic flights and 58% of Nordic passenger volume by 2045. A novel heat exchanger technology has shown promise in reducing fuel consumption by almost eight percent.
The university aims to strengthen basic research in the field of sustainable energy systems by hiring Professor Nicole Wermuth, who will focus on large engines and climate-neutral fuels. She will investigate new materials and combustion processes to improve efficiency and minimize emissions.
A study models China's hydrogen-fuel industry and finds that platinum constraints could limit the country's expansion of hydrogen fuel use, especially if current supply chains are disrupted
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.
Researchers from Utrecht University introduce a vision for a completely fossil-free refinery, which would convert CO2, plastic, and biomass waste into useful raw materials. The refinery would require massive amounts of renewable energy and significant investments, but could potentially reduce greenhouse gas emissions significantly.
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.
Researchers at the University of Cambridge have developed low-cost light-harvesting semiconductors that power devices for converting water into clean hydrogen fuel using sunlight. By growing copper oxide crystals in a specific orientation, they improved performance by an order of magnitude and increased stability.
Researchers have discovered a greener way to produce ammonia, essential for fertilizers, by developing a new catalyst that works stably at relatively low temperatures. This breakthrough reduces the amount of energy needed to synthesize ammonia, making it an attractive alternative to fossil fuels.
Researchers found that hydrogen can be stored in depleted oil and gas reservoirs without getting stuck, as long as the rock is properly sealed. The study also showed that residual natural gas can be released from the rock into the hydrogen when injected, making it a potentially viable option for seasonal and long-term storage.
A team of researchers has successfully transformed CO2 into methanol using sunlight and single atoms of copper deposited on a light-activated material. The new process could create highly selective and tuneable catalysts where the desired product can be dialled up by controlling the catalyst at the nanoscale.
Cranfield University has secured over £25 million to establish two new Centres for Doctoral Training, focusing on advancing water security and net zero aviation. The centres will equip students with high-level skills and technologies to drive positive change in these critical areas.
A research team identified manganese oxide and cobalt oxide as effective catalysts for accelerating ortho-to-para conversion of molecular hydrogen. The study provides guidelines for designing anti-evaporation catalysts, which are crucial for long-distance hydrogen transportation.
Researchers develop electrochemical method to release hydrogen stored in hydrogen boride sheets, achieving high Faradaic efficiency. The process is expected to contribute to the development of safe and lightweight hydrogen carriers with low energy consumption.
A study from Chalmers University of Technology found that the production and use of ammonia as a marine fuel can lead to eutrophication, acidification, and emissions of potent greenhouse gases. Researchers warn that the pursuit of low-carbon fuels may create new environmental challenges.
Researchers at Worcester Polytechnic Institute have developed a material to selectively oxidize urea in water, producing hydrogen gas. The material, made of nickel and cobalt atoms with tailored electronic structures, enables the efficient conversion of urea into hydrogen through an electrochemical reaction.
University of Waterloo researchers investigate how fuel cell-powered trucks can replenish overworked electricity grids with clean energy. The study proposes a mobile generator system, where idled electric vehicles act as power sources, reducing peak demand and carbon emissions.