Articles tagged with Hydrogen Energy
Scientists have synthesized proton-conductive membranes based on partially fluorinated aromatic ionomers, which exhibit high durability and ion conductivity. These membranes outperform existing ones in fuel-cell operation, chemical stability, and mechanical properties, paving the way for more powerful and affordable electric vehicles.
A joint research team from City University of Hong Kong and collaborators developed a stable artificial photocatalytic system that mimics natural chloroplasts to convert carbon dioxide into methane, a valuable fuel, very efficiently using light. The new system achieved a highly efficient solar-to-fuel efficiency rate of 15%, surpassing...
Researchers develop a highly active, precious metal-free catalyst for ammonia decomposition. The new Ni-based catalyst outperforms conventional alternatives at lower temperatures, offering a promising solution for hydrogen production from ammonia.
Rice University engineers have created a device that converts sunlight into hydrogen with unprecedented efficiency, opening up new possibilities for clean energy and sustainable fuel production. The innovative technology uses halide perovskite semiconductors and electrocatalysts in a single, durable device.
Researchers have developed novel photocatalysts using layered metal-organic frameworks that exhibit improved charge separation properties. These materials are able to efficiently extract charges without structural defects, enabling record values in photocatalytic hydrogen production under visible light.
Researchers at West Virginia University are developing a hydrogen flexible boiler to decarbonize the food and beverage industry. The technology, proposed by Hailin Li, will supply thermal energy by burning clean fuel rather than traditional fossil fuels.
Researchers at Drexel University have developed a photocatalytic titanium oxide nanofilament material that can harness sunlight to unlock the potential of hydrogen as a fuel source. The material outperforms current methods and is stable for months, offering a sustainable and affordable path to creating hydrogen fuel.
The University of Surrey is involved in six national energy research centres, focusing on sustainable solutions for a greener future. Academics are developing hydrogen and ammonia as alternative fuels and boosting bioenergy production to reduce the UK's energy demand.
Cornell University researchers found that unused solar, wind, and hydroelectric power in the US could support the exponential growth of NFT transactions. The study suggests that harnessing this excess energy could reduce carbon emissions from NFT processing, which currently reach an equivalent of 0.37 megatons of CO2 per year.
Scientists at Argonne National Laboratory discovered a new fluoride electrolyte that can protect lithium metal batteries against performance decline. The electrolyte maintains a robust protective layer on the anode surface for hundreds of cycles, enabling the battery to last longer.
Researchers at Shibaura Institute of Technology have developed a faster way to synthesize CoSn(OH)6, a powerful catalyst required for high-energy lithium–air batteries. The new method uses solution plasma-based synthesis and achieves highly crystalline CSO crystals with improved catalytic properties.
Researchers at PNNL have developed a baking soda solution for storing hydrogen, addressing the challenge of long-duration energy storage. The study aims to advance the DOE's H2@Scale initiative and reduce the cost of hydrogen production.
A team of researchers from China and the UK has developed new ways to optimise the production of solar fuels by creating novel photocatalysts. These photocatalysts, such as titanium dioxide with boron nitride, can absorb more wavelengths of light and produce more hydrogen compared to traditional methods.
A low-cost catalyst developed by Argonne National Laboratory can produce clean hydrogen from water at a lower cost, making it an ideal choice for replacing fossil fuels and reducing greenhouse gas emissions. The new catalyst uses cobalt instead of expensive iridium, significantly reducing the cost and increasing efficiency.
Researchers at Penn State discovered that coal can act as a geological hydrogen battery, storing hydrogen for future use. The team found that coal's unique structure and properties make it an ideal material for hydrogen storage, with low-volatile bituminous coal performing best in tests.
Researchers from Tianjin University provide an insightful review of proton exchange membrane fuel cells (PEMFCs) for small-scale applications. The study highlights the unique attributes of PEMFCs, such as high energy densities and low pollution emissions, making them suitable for portable power generation, unmanned aerial vehicles, and...
A new supply chain model has been developed to guide the transportation of hydrogen and its embodied energy, enabling more efficient exports of renewable energy. The model suggests that methanol shows great promise as a chemical carrier for exporting renewable energy from Australia at low costs.
Scientists have discovered a new method for producing pure hydrogen from renewable energy, a significant step towards a greener future. The breakthrough uses specialized techniques to understand how a catalyst works, enabling the creation of clean fuels like hydrogen.
Researchers used simulations to analyze the Lyman Continuum spectrum in dozens of simulated solar flares, confirming its connection to plasma temperature. The study found that analysis of this spectrum can be used for diagnosis of the solar plasma during solar storms.
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 paper proposes solidifying air as a medium to reduce energy consumption and costs in transporting hydrogen by sea. The process, called Solid Air Hydrogen Liquefaction (SAHL), has the potential to lower energy consumption for liquefying hydrogen by 25-50%.
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 have developed a proof of concept for a superconducting highway that can transport vehicles and electricity, leveraging liquid hydrogen cooling to address the challenge of low-temperature superconductor operation. The system enables speeds of at least 400 miles per hour and integrates multiple uses, making it more affordable.
A new concept uses superconductors to levitate vehicles and transport liquified hydrogen, reducing energy loss and environmental impact. The system could enable high-speed travel of up to 400 miles per hour, making it a game-changer for transportation and energy transmission.
Researchers at Ulsan National Institute of Science and Technology (UNIST) have identified seven types of zirconium metal clusters found in MOFs and fourteen potential new metal building blocks. This discovery provides a crucial clue to accelerate the development of carbon-neutral porous materials.
Researchers at Max Planck Institute developed an ammonia-based direct reduction process to produce sustainable iron and steel, overcoming logistics and energetic disadvantages of hydrogen. The process yields the same metallization degree as hydrogen-based reduction while forming nitrides that protect the sponge iron from corrosion.
The study found that operating temperatures between 70-90°C enhance electrical performance as long as reactant humidity is maintained high. Water diffusivity and electro-osmotic drag improve ion conductivity despite increased current densities.
A new model could help locate untapped reservoirs of accessible helium, addressing the current global shortage. The research proposes factoring in nitrogen concentration to account for previously unexplained helium-rich deposits.
A novel method has been developed to produce platinum-based alloy nanoparticles for efficient hydrogen fuel cells. The nanocatalysts exhibit enhanced power performance and stability, with high specific rated power of 5.9 kW/g Pt, surpassing 2025 targets set by the U.S. Department of Energy.
Researchers at Aarhus University are studying electro-trophic microorganisms that convert green electricity and CO2 into high-value products. The project aims to understand the underlying mechanisms of these microbes, which could lead to breakthroughs in microbiological Power-to-X and novel tools for microbial corrosion prevention.
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.
New research highlights the need for a re-imagined regulatory framework to balance competing interests and promote sustainable growth. The study shows that hydrogen can enhance profitability for wind farm owners, but disparate rules and regulations hinder its potential.
Scientists at Ruhr-University Bochum develop a technique to create complete five-element material systems on a carrier roughly the size of a human hair. This enables them to efficiently search for new catalysts with high catalytic activity, crucial for environmentally friendly energy conversion processes.
A team of researchers has identified the key stumbling block of a common solid-state hydrogen material, MgH2. The study, published in Journal of Materials Chemistry A, reveals that a 'burst effect' during dehydrogenation leads to sluggish kinetics, hindering commercial application.
Researchers discovered a new enzyme with molecular protection against oxygen, increasing its resistance by genetic modification. This breakthrough aims to improve protein dynamics and control inorganic centre reactivity for carbon-neutral hydrogen production.
A team at City University of Hong Kong has developed a novel approach to converting environmental temperature fluctuations into clean chemical energy using pyroelectric catalysis. By combining pyroelectric materials with localized plasmonic heat sources, the researchers achieved significantly faster and more efficient pyro-catalytic re...
A team of researchers has developed an experimental method to manipulate the Rydberg state excitation in hydrogen molecules using bicircular two-color laser pulses. By controlling the photon effect and field effect, they were able to generate Rydberg states while varying the extent to which each effect contributed to the process.
Researchers from City University of Hong Kong and Australia developed a new method to enhance charge mobility in metal oxide catalysts, leading to improved water splitting efficiency. The method involves phosphorus doping, which reduces energy losses and increases charge separation efficiency.
Developed by Incheon National University researchers, the new membranes exhibit high mechanical strength, phase separation, and ionic conductivity. The 40% crosslinked membrane showed the highest relative humidity, normalized conductivity, and peak power density, surpassing commercial membranes.
The article discusses how the Inflation Reduction Act's hydrogen production tax credit could backfire by increasing carbon pollution without proper implementation. To mitigate this, researchers suggest enforcing additional guidelines for clean energy procurement alongside the tax credit.
A team of researchers has discovered that reactive boron compounds can efficiently target and activate molecular nitrogen, converting it to ammonium chloride at room temperature without metals or hydrogen gas. This radical-based approach opens up possibilities for ammonia production without fossil-based raw materials.
Researchers from City University of Hong Kong developed a new ultra-stable hydrogen evolution reaction electrocatalyst based on two-dimensional mineral gel nanosheets. The catalyst exhibits excellent electrocatalytic activity and long-term durability, with an overpotential of only 38.5 mV at 10 mA cm−2.
The new catalyst uses energy from light to convert ammonia into clean-burning hydrogen fuel, breaking the need for heat and potentially reducing greenhouse gas emissions. The discovery paves the way for sustainable, low-cost hydrogen production locally rather than in massive centralized plants.
Researchers at Princeton and Rice universities developed a low-cost technique to split hydrogen from liquid ammonia using LED light and nanotechnology, paving the way for sustainable and locally produced hydrogen. The technique overcomes a critical hurdle in realizing hydrogen's potential as a clean fuel.
A team at the University of Manchester has received funding to develop a novel hydrogen separation technique, which could make clean energy production cheaper and more sustainable. The project aims to overcome cost barriers for commercial hydrogen extraction from unrecyclable wastes, supporting ambitious clean energy targets.
A new project at Aarhus University aims to develop Denmark's first reactor for carbon-negative hydrogen production from biogas using catalytic pyrolysis. The technology converts captured CO2 into solid form while producing hydrogen, reducing energy consumption by one-fifth compared to green hydrogen production.
Researchers at West Virginia University are exploring a new approach to produce clean hydrogen fuel using low-tech organic materials. They aim to create efficient and economically viable gasification systems that can transform biomass into ultrapure hydrogen, reducing greenhouse gas emissions.
Rice University engineers have developed a method to convert hydrogen sulfide into high-demand hydrogen gas and sulfur in a single step using gold nanoparticles. The process gets all its energy from light, offering a cost-effective alternative to traditional remediation methods.
Researchers at UNIST developed superaerophobic polyethyleneimine hydrogels to improve electrochemical hydrogen production by promoting bubble detachment. These hydrogels can be easily coated on electrodes, allowing for controlled pore size and porosity, leading to enhanced performance.
Researchers focus on layered double hydroxides (LDHs) as catalysts for the oxygen evolution reaction (OER), a crucial step in electrochemical water splitting. By summarizing four common strategies to improve OER performance, they aim to design more efficient electrocatalysts.
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 Tohoku University and Johns Hopkins University have created nanoporous molybdenum-based intermetallic compounds that can significantly enhance hydrogen production. The new catalysts, formed through liquid metal dealloying, exhibit promising electrocatalytic performance and potential for commercial use.
New research models the value of clean hydrogen in decarbonizing heavy industries and transportation in China. A widespread application of clean hydrogen in HTA sectors can save $1.72 trillion in investment costs and avoid a 0.13% loss in aggregate GDP.
Researchers develop TiO2-δNδ nanowire arrays to enhance N2 reduction to ammonia, achieving high yields and efficiency. The study demonstrates synergistic effects of oxygen vacancies and titanium ions in improving electrocatalytic performance.
Researchers have gained insight into the electronic structure of hydrated proton complexes, revealing that three inner water molecules are drastically modified by the proton. The first hydration shell senses the electric field of the proton through Coulomb interactions.
Researchers at the University of Oklahoma and Iowa State University are exploring a four-year project to create carbon-neutral or carbon-negative hydrogen energy by converting methane into solid carbon. The team aims to create new value from the byproduct, solid carbon, which could benefit society in various ways.
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.
Scientists have developed a new solar-powered laser with improved conversion efficiency, enabling more stable and efficient space-based energy generation. The design features four mirrors and laser rods, allowing for precise control over the pump cavity and minimizing thermal stress effects.
Researchers have demonstrated that hydrogen condenses on a surface at low temperatures, forming a super-dense monolayer with a volume of just 5 liters per kilogram H2. This breakthrough could enable more efficient cryogenic hydrogen storage systems for the coming hydrogen economy.
Researchers at Institute of Physics, Chinese Academy of Sciences have discovered new hafnium polyhydrides exhibiting superconductivity above 80K, a temperature threshold previously unattained by any 5d transition metal hydride. The study reveals these compounds display high critical fields and Ginzburg-Landau superconducting coherent l...