Articles tagged with Hydrogen Production
A German chemist is researching green hydrogen production using sunlight to meet the EU's climate targets. The goal is to replace fossil-based raw materials with sustainable green hydrogen for transportation, industry, and heating, aiming to become a global leader in this field by 2035.
Researchers at UNSW Sydney have analyzed the costs of producing green hydrogen using electrolysis and solar power, finding that it can range from $2.89 to $4.67 per kilogram. The cost is influenced by factors such as electrolyser efficiency, available sunlight, and capital costs of electrolysers. To make green hydrogen more competitive...
A team of Penn State researchers has integrated water purification technology into a sea water electrolyzer, which uses an electric current to split apart the hydrogen and oxygen in water molecules. This new method can make it easier to turn wind and solar energy into a storable and portable fuel.
Tokyo Tech researchers have developed a heterogeneous ruthenium-based catalyst capable of driving direct amination of alcohols to produce primary amines without hydrogen gas. The system achieved higher yields and showed potential for reuse, making it a cost-effective and environmentally friendly method.
A research team has developed nanoscale copper wires with specially shaped surfaces to catalyze the conversion of carbon dioxide into ethylene, producing a conversion rate of over 70%. The new system is more efficient than previous designs and can run for extended periods without losing efficiency.
Researchers at RMIT University have developed a patented technology that harnesses the power of biosolids to produce hydrogen from wastewater, providing a sustainable and cost-effective alternative to existing methods. The approach traps carbon emissions while producing clean fuel, offering a true environmental and economic win.
Scientists have introduced a new finding about hydrogen sulfide, producing superconducting structures at relatively high temperatures. The discovery uses stoichiometric H3S produced by heating elemental sulfur with excess hydrogen under pressure.
Researchers found Anoxychlamydiales, a group of Chlamydiae living without oxygen, with hydrogen-producing genes. These genes were likely exchanged with eukaryotes during the evolution of complex life, providing insight into the origins of eukaryotic cellular complexity.
Researchers at POSTECH have developed a new type of sandwich catalyst that can efficiently generate hydrogen energy through water electrolysis. The catalyst shows high activity and durability, outperforming conventional materials, with the potential to be applied to cost-effective hydrogen production processes.
Researchers at KIST developed a low-cost membrane material and catalyst to decompose ammonia into hydrogen and nitrogen, producing high-purity hydrogen. The new technology enables continuous production of pure hydrogen with reduced energy consumption and cost.
Hydrogenases can convert hydrogen efficiently like platinum catalysts. A team from Ruhr-Universität Bochum found that proton and electron transfers take place spatially separated but are coupled, crucial for efficiency. This discovery may lead to more efficient miniaturized hydrogenase catalysts.
Scientists from Kyushu University developed a new catalyst capable of assisting three key reactions for using hydrogen in energy and industry. The catalyst takes advantage of the molecular twist to switch between structures similar to those of natural enzymes.
Scientists have designed a gold nanoparticle conjugate that can be used as a platform for developing a light-driven, water-splitting nanodevice for generating hydrogen. The PSI-GNP-PSII conjugate mimics photosynthesis to convert solar energy into chemical energy, offering a potential solution to the current energy crisis.
Researchers at Shinshu University developed a new photocatalyst design that enables efficient solar hydrogen production, with the ability to achieve near-perfect quantum efficiency. This breakthrough has significant implications for scalable and economically viable hydrogen production.
Researchers at Duke University have developed flow-through electrodes that can store hydrogen more efficiently than conventional electrolyzers. The new design increases the surface area of the electrode to allow for faster and more productive water electrolysis, with potential implications for affordable renewable energy storage.
Avium is developing a Dual Element Matrix Water Electrolyzer to generate hydrogen from water using electricity. The technology has the potential to make hydrogen production friendlier to the environment by reducing materials costs and increasing on-site generation.
Researchers at Martin-Luther-University Halle-Wittenberg have developed a method to significantly improve the properties of inexpensive nickel hydroxide electrodes during electrolysis. The treatment process increases the material's stability and activity, allowing it to outperform more expensive catalysts.
Researchers have successfully reengineered the Photosystem I complex to produce biohydrogen, a sustainable alternative to fossil fuels. The innovation could lead to the creation of low-cost, renewable energy platforms using sunlight and water.
Researchers improve photoelectrode material's performance by increasing surface roughness, resulting in higher photon-to-current conversion efficiency. The textured structure allows for multiple light passes, enhancing sunlight absorption and hydrogen generation.
A new study by the University of the Basque Country confirms that offshore wind turbines can produce hydrogen fuel with significant increases in energy generation. The research found that adding vortex generators and Gurney flaps to wind turbines improved aerodynamics, resulting in 2.5% higher annual energy production.
Researchers at TU Wien found that incorporated hydrogen atoms change the electrical behavior of nickelates, making them more difficult to produce. Calculations using supercomputers revealed the critical temperature range for superconductivity in these materials.
A novel biofuel system has been developed for hydrogen production from biomass, improving efficiency and reducing energy consumption. The system uses lignin as an electron donor to produce high-value-added compounds and extract electrons for hydrogen production.
Research led by Andries Steyn found that Mtb bacteria induce increased hydrogen sulfide production in human macrophages, increasing pathogenesis and virulence. The study suggests that targeting hydrogen sulfide production may be useful for managing tuberculosis and other microbial infections.
Researchers at Tokyo University of Science develop a new method to produce hydrogen fuel efficiently using a catalyst derived from rust. The process, powered by light, can increase hydrogen production up to 25 times compared to existing methods.
Researchers have identified key technological and scientific challenges in producing hydrogen through seawater electrolysis. The study highlights the need for new catalysts and electrode materials to overcome competition between chlorine chemistry and water oxidation in seawater.
Researchers develop a catalyst that accelerates CO2 conversion into simple chemicals, transforming greenhouse gas into useful products for industry. The technology uses water electrolysers with a polymer coating to facilitate CO2 transport, increasing productivity and efficiency.
Researchers at City College of New York developed a hydrogenation process that bypasses external hydrogen gas sources, reducing safety risks and costs. The new method has potential applications in undergraduate chemistry labs and medicinal fields.
Researchers have developed a novel, highly porous material that enables efficient hydrogen production from water using less expensive catalysts. The new electrode surpasses commercial systems in terms of activity and achieves significant reductions in iridium usage.
Using waste heat helps reduce the cost of producing hydrogen, a key step towards cleaner energy. Researchers developed an approach that uses low-grade waste heat to produce hydrogen, with potential for lower production costs and increased efficiency.
Researchers have developed a new strategy to enhance catalytic activity using tungsten suboxide as a single-atom catalyst, significantly improving hydrogen evolution reaction performance. The study found that the support effect of tungsten suboxide enhances platinum's mass activity for hydrogen evolution by up to 16.3 times.
A study found that a subtype of schizophrenia is related to abnormal hydrogen sulfide levels in the brain, which can act as a biomarker. Higher than normal levels of the enzyme Mpst were detected in postmortem brains and hair follicles from people with schizophrenia.
Researchers have developed a cheap catalyst that can generate hydrogen gas for hours in a commercial device, offering a potential solution to reduce the cost of producing this important industrial chemical. The catalyst, based on cobalt phosphide nanoparticles, was tested in a commercial electrolyzer and operated well over 1,700 hours.
The Midwest Hydrogen and Fuel Cell Coalition aims to promote the adoption of hydrogen and fuel cells in the region. The coalition will facilitate technology demonstrations and encourage collaboration among researchers and developers to accelerate the adoption of these clean energy technologies.
Colon cells use an enzyme called SQR to convert hydrogen sulfide into CoA persulfide, allowing prioritization of poisonous gas clearance over energy production. A diet lacking in fiber may exacerbate the effects of hydrogen sulfide or ability to detoxify it.
Researchers at Osaka University have developed a palladium-based alloy nanocatalyst that promotes the selective production of deuterium isotope compounds from formic acid. The catalyst enables a cost-effective and scalable process for producing these gases, which are useful in fine chemical production and research applications.
Researchers from the University of Córdoba have successfully combined microalgae and bacteria to increase hydrogen production by 60% compared to individual production. The synergy is facilitated by acetic acid, which allows algae to produce more hydrogen, reducing waste and promoting bioremediation.
The University of Toledo will focus on water-splitting to produce hydrogen, a clean fuel for powering cars and rockets. The project aims to develop low-cost photoelectrodes for efficient hydrogen generation.
Researchers found that microdroplets of pure water spontaneously produce hydrogen peroxide at a concentration of around 1 ppm. This novel process has the potential to provide an inexpensive and environmentally friendly method for hydrogen peroxide production.
Researchers have developed a method to extract hydrogen from oil sands, which can be used to power hydrogen-powered vehicles and generate electricity. The process is cheap, with costs estimated at around 10-50 cents per kilo, making it potentially more economically viable than current methods.
Researchers from ICIQ have found that a magnetic field can directly enhance the production of hydrogen in alkaline water splitting via electrolysis, increasing production by up to twice fold. The low-cost technology has implications for industrial applications and offers a promising solution to the pressing need for sustainable energy.
Researchers have developed a method to produce diesel fuel and hydrogen by harnessing light energy and biomass-derived feedstocks. The process uses light energy to drive the valorization of downstream biomass products, resulting in high-light transformation efficiencies and higher rates of hydrogen production.
Scientists have created a revolutionary new chemical reactor that can produce pure hydrogen as a product stream. The 'hydrogen memory reactor' avoids costly separation of final products by retaining 'chemical memory' of reacting gas conditions, making the process more efficient and environmentally friendly.
Researchers at Princeton University have developed a process to isolate hydrogen from industrial wastewater using sunlight and bacteria. This technique doubles the currently accepted rate for scalable technologies that produce hydrogen by splitting water.
Researchers at EPFL's LRESE have developed an enhanced photo-electrochemical system that can efficiently produce hydrogen using concentrated solar irradiation. The device has achieved a 17% conversion rate and is stable, with the ability to handle stochastic dynamics of daily solar irradiation.
A new research paper proposes an alternative technology - renewable electrosynthesis - to replace fossil fuels in the production of chemicals, plastics, clothing, and fertilizers. The process uses CO2 from the air, renewable electricity, and innovative catalysts to create carbon-neutral or even carbon-negative products.
Researchers from University of Science and Technology of China successfully developed a ruthenium-based single-atom alloy catalyst accelerating water electrolysis with lower overpotential. The catalyst shows improved stability and activity compared to commercial RuO2, making hydrogen production through water electrolysis more efficient.
Researchers have developed a self-healing catalyst, SION-X, that can efficiently release hydrogen from ammonia borane, a promising energy carrier. The catalyst is based on abundant mineral Jacquesdietrichite and can be easily regenerated, stored, and handled, making it suitable for large-scale applications.
Researchers discovered that amorphous molybdenum sulfide has the highest catalytic activity for producing hydrogen from sunlight. The catalyst improves its performance by releasing sulfur gas initially, leading to a more efficient water-splitting process.
The UMass Lowell team's innovation uses water, carbon dioxide, and cobalt to produce hydrogen gas on demand, powering fuel cells and reducing emissions. This technology could enable electric vehicles of all sizes to run longer and is poised to address the growing demand for green energy.
University of Arkansas researchers have found a more efficient and affordable way to produce hydrogen fuel through water electrolysis. The new method uses nanoparticles composed of nickel and iron, which interact with hydrogen and oxygen atoms to increase the reaction's efficiency.
Hydrogen production based on wind power can already be commercially viable today. Economists at TUM, University of Mannheim and Stanford University have described an economically viable path to renewables-based hydrogen production. The study shows that flexible production facilities can make this technology a key component in the trans...
A new method of increasing reactivity in ultrathin nanosheets can make fuel cells for hydrogen cars cheaper, promising faster and more efficient production. By tuning the materials' thinness, researchers can create more strain, changing material properties and accelerating reactions.
A novel ruthenium-based catalyst has shown markedly better performance than commercial platinum catalysts in alkaline water electrolysis for hydrogen production. The electrochemical splitting of water to produce hydrogen is a crucial step in the development of hydrogen as a clean, environmentally friendly fuel.
A novel glycyl radical enzyme has been discovered in Bilophila bacteria, responsible for degrading taurine and producing toxic hydrogen sulphide. The enzyme's oxygen-sensitivity and role in intestinal barrier permeability and colon cancer are being further investigated.
Researchers in Japan developed an integrated system combining photovoltaic power generation and rechargeable batteries to produce hydrogen at a globally competitive cost. The system can adjust the amount of battery charge/discharge and electrolysis hydrogen production in relation to solar power generated, enabling the production of hyd...
A two-dimensional heterostructure of black phosphorus and bismuth tungstate shows enhanced photocatalytic activity, splitting water and breaking down nitrogen monoxide more effectively than conventional materials. The addition of a platinum-based co-catalyst further boosts the process efficiency.
Researchers discovered a novel bacterial degradation pathway for sulfoquinovose, which produces hydrogen sulfide in the absence of oxygen. The study's findings suggest that organosulfonate substrates from vegetarian diets can also be degraded to hydrogen sulfide.
A new low-cost catalyst made of copper, nickel and chromium enhances hydrogen production from water under neutral pH conditions. This breakthrough enables the use of renewable electricity to produce hydrogen, which can be stored for clean power on demand.
The article explores the catalytic activity of MXenes for hydrogen evolution reaction, revealing that Ti2NO2 and Nb2NO2 possess ultra-high HER activity. A Fermi-abundance model is proposed as a good descriptor to understand variation in different Mxenes, highlighting the importance of occupied p electronic states of surface O atoms.
A new composite material enables electrochemical water splitting into hydrogen and oxygen without emissions. The catalyst uses cobalt, nickel oxide, and gold nanoparticles to produce cheap, clean hydrogen for fuel cells. This innovation has the potential to store renewable energy on a large scale.