Articles tagged with Hydrogen Production
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A new catalyst designed by researchers at City University Hong Kong and tested by Imperial College London could boost renewable energy storage. The catalyst uses single atoms of platinum to produce an efficient but cost-effective platform for water splitting, paving the way for cheaper hydrogen production.
Researchers at Rice University have discovered a method to produce clean hydrogen gas from waste plastics using low-emissions technology. By utilizing rapid flash Joule heating, they can convert plastic waste into high-yield hydrogen and valuable graphene, which could offset the production costs of clean hydrogen.
Researchers have created a highly efficient and stable photoelectrode for water splitting using organic semiconductors. The new design overcomes the limitations of traditional inorganic semiconductor-based photoelectrodes, resulting in enhanced hydrogen production efficiency.
A new study from the University of Colorado at Boulder has developed an economical approach for producing green hydrogen, a precursor to liquid fuels. The method uses heat generated by solar rays to split molecules of water and carbon dioxide into hydrogen and carbon monoxide, which can be converted into fuels like gasoline and diesel.
Researchers have developed a highly efficient organometal halide perovskite photoanode that suppresses internal and external losses associated with photoelectrochemical water splitting, enhancing reaction kinetics. The new design achieves an unprecedented applied bias photon-to-current conversion efficiency of 12.79%.
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.
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 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.
Researchers investigated the diffusion lengths of charge carriers in metal oxides and found that they are poorly understood. The study analyzed ten metal oxide compounds and found that their mobilities were very low compared to conventional semiconductors. However, heat treatment improved mobility in some materials.
Researchers investigated hepatic hydrogen sulfide production in a mouse model of Hutchinson-Gilford Progeria Syndrome (HGPS) and found reduced H2S levels in RC-fed mice, with partial rescue on high-fat diet. This study suggests that accelerated aging in HGPS may be partially explained by reduced hepatic H2S levels.
A team of researchers at Münster University has developed a photocatalytic process to split water into hydrogen and oxygen under mild reaction conditions. The process uses triaryl phosphines to activate water, enabling the easy transfer of hydrogen atoms to various compounds.
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.
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 the University of Texas at El Paso have developed a nickel-based material that can split water into hydrogen gas more cheaply and efficiently. The material is designed to mimic the shape of the prickly pear cactus, which has an extensive surface area suitable for absorbing moisture and surviving in extreme environments.
Researchers have visualized the crucial final step of oxygen formation in Photosystem II, a protein complex that powers photosynthesis. The study provides new insights into the interaction between the protein environment and the Mn/Ca cluster, shedding light on the mechanism behind water-splitting and oxygen production.
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 novel support material called BaAl2O4-xHy that enhances the catalytic activity of cobalt nanoparticles, allowing for record-breaking ammonia production at low temperatures. The catalyst demonstrates improved activation energy and high reusability.
Researchers at Flinders University have discovered that chromium oxide is the most efficient material for photocatalytic water splitting, a promising technique for producing hydrogen from renewable energy sources. The study reveals new insights into the nature of the coating that could lead to improvements in future materials.
The system uses a parabolic dish to concentrate solar radiation, which is then converted into hydrogen, oxygen, and heat through photoelectrochemical cells. The output power exceeds 2 kilowatts, achieving record-high efficiency for its scale, with potential applications in industrial, commercial, and residential energy.
Vienna University of Technology researchers have developed MOCHAs, organometallic chalcogenolate compounds that facilitate the conversion of CO2 into synthesis gas. This process can be carried out at room temperature and requires less energy than previous methods, making it a promising solution for climate protection.
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.
Scientists have developed a new catalyst that enables the production of ammonia at lower temperatures, reducing energy consumption and potentially lowering global carbon emissions. The BaH2–BaO/Fe/CaH2 catalyst facilitates nitrogen gas adsorption, resulting in enhanced catalytic activity for ammonia production.
Scientists designed a synthetic molecule that mimics the hydrogen gas-producing chemical reaction performed by nickel-iron hydrogenase enzyme. The new compound efficiently produces hydrogen using earth-abundant metals, potentially replacing platinum metal in industrial electrolysis.
Researchers have developed a practical method to generate green hydrogen using natural enzymes, which contain only earth-abundant elements. The new approach enables the efficient production of green hydrogen from sunlight, making it a promising solution for decarbonizing transportation and industries.
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.
Researchers have developed a novel process to convert nitrogen and hydrogen into ammonia at ambient temperature and pressure with high energy efficiency. The process uses a solid polymeric electrolyte and eliminates the need for purification, producing pure ammonia gas.
Researchers have developed a method to reduce the energy payback time of photoelectrochemical water splitting, making it more sustainable and competitive. The approach involves producing not only green hydrogen but also methyl succinic acid, which can be used as an intermediate product.
The new homogeneous catalyst enables the direct synthesis of hydrogen peroxide with improved efficiency and safety. The process requires only one step and no separation of gases from the reaction flask.
Researchers at Oregon State University have developed a dual-purpose catalyst that can both purify herbicide-tainted water and produce hydrogen. The catalyst, derived from metal-organic frameworks, shows promise in tackling global water pollution and provides a sustainable alternative to conventional hydrogen production methods.
Scientists at Helmholtz-Zentrum Berlin examined the chemistry of Cobalt-Iron Oxyhydroxides using X-ray absorption spectroscopy. They discovered that iron is present in higher oxidation states than previously thought, which could lead to improved electrocatalysts for water splitting and carbon dioxide reduction.
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 RMIT University have developed a method to produce hydrogen directly from seawater, skipping the need for desalination and reducing carbon emissions. The new approach uses a special catalyst that can be manufactured cost-effectively and has promise to significantly reduce the cost of electrolysers.
Researchers at the University of Surrey have found promising results for using edge-decorated nano carbons as metal-free catalysts for direct conversion of methane into hydrogen. The study shows strong resistance to carbon poisoning, a common issue with catalysts in this process.
Researchers have developed a novel technique to produce hydrogen peroxide without releasing carbon dioxide, reducing greenhouse gas emissions. The method uses photocatalysis and carbon nitride as a catalyst, making it more cost-effective and environmentally friendly.
Aston University is setting up the first integrated centre to explore low carbon hydrogen production from biomass conversion. The new research centre will enable the acquisition of state-of-the-art equipment, including gasification, membrane separation and fuel cells.
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.
A team of researchers from GIST created a protection layer for nickel-iron catalysts using tetraphenylporphyrin, increasing their life and performance. This innovation reduces the dissolution of iron atoms during oxygen evolution reactions, resulting in prolonged hydrogen production.
A new superaerophilic/superaerophobic cooperative Pt electrode promotes efficient mass transfer of hydrogen, reducing oversaturated dissolved hydrogen and improving HER efficiency. The design achieves significant overpotential reductions compared to traditional flat electrodes.
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.
Researchers at City University of Hong Kong have developed a lead-free perovskite photocatalyst for highly efficient solar energy-to-hydrogen conversion. The study uncovers the interfacial dynamics between halide perovskite molecules and electrolytes, enabling better photoelectrochemical hydrogen generation.
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...
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.
Engineers at RMIT University have developed a method to boost green hydrogen production through electrolysis by up to 14 times using high-frequency vibrations. This innovation tackles the high cost of electrode materials and eliminates the need for corrosive electrolytes, making it cheaper and more efficient.
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.
Researchers at Chalmers University have developed an optical hydrogen sensor that can detect extremely low levels of hydrogen, allowing for early detection and alarm. The sensor uses AI technology to optimize particle arrangement and geometry, achieving sensitivity in the parts per billion range.
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.
A German-Chinese research team has created a more precise understanding of the behavior of tiny droplets and vapor bubbles using computer simulation. The findings have the potential to improve cooling systems for microprocessors and enhance the efficiency of green hydrogen production, as well as aid in the development of new materials.
Scientists have created a novel, noble-metal-free catalyst for producing hydrogen from water, which could lower costs and increase sustainability. The high-entropy alloy's remarkable performance and corrosion resistance were demonstrated in practical experiments.
The formation of fine bubbles in catalyst pores enhances gas generation reactions from liquid phase systems. This leads to a significant increase in the release of hydrogen per unit time, making the technology more compact and powerful. The discovery provides new insights into performance-limiting factors in heterogeneous catalysis.
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.
Researchers develop Janus Bi, a platform for creating highly asymmetrical nano-architectures with 2D materials, inspired by nature's efficient light transformation processes. The project aims to produce scalable nanotechnological objects with light conversion capabilities.
Researchers developed a new approach to fabricate multilayered ceramic membranes with ceria-based thin-film for stable hydrogen production. The interface-reaction-induced reassembly method resulted in highly dense and adherent layers with reduced ionic transport resistance, enabling long durability (>1000 hours) in practical conditions.
A KAUST-led team creates selective anode catalysts for stable and efficient hydrogen evolution in seawater splitting. The nanoreactors exhibited high electrocatalytic activity and stability due to their unique structure, isolating the electrolysis from side reactions.
Researchers at NUS discovered a new mechanism in water electrolysis that triggers a brand new electro-catalytic reaction when exposed to light. This breakthrough improves the efficiency of producing hydrogen, which can be used as a cleaner fuel source, and could revolutionize industrial processes.
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.