Articles tagged with Hydrogen Production
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Researchers at Helmholtz-Zentrum Berlin have found that thermally coupled systems produce more hydrogen than traditional setups when split by sunlight in sub-zero temperatures. This method could supply remote regions with clean energy, replacing fossil fuels and reducing pollution.
An international research team has described a complete reaction path for electrocatalytic hydrogen generation using a newly produced compound inspired by nature. The findings provide new insights into the catalysis process and enable more efficient production of hydrogen as a sustainable energy source.
Researchers at Penn State have used supercomputers to find materials that can accelerate hydrogen production from water using photocatalysis, a process that harnesses sunlight. The team identified six promising candidates, which could potentially reduce the cost of hydrogen production and make it competitive with gasoline.
Researchers developed unitized regenerative fuel cells with improved hydrophilic and hydrophobic properties, increasing hydrogen generation efficiency by 2-fold and power generation efficiency by 4-fold. The devices can efficiently transport water and gas, improving performance and round-trip efficiency.
Scientists have made significant progress in understanding the atmospheric oxidation capacity, which is crucial for reducing smog and haze formation. Researchers have developed indexes to characterize this capacity in Beijing and plan to apply them in other highly polluted regions of China.
Researchers have identified a promising strategy for combating antibiotic-resistant bacterial infections by targeting the production of hydrogen sulfide. The approach, which inhibits the enzyme cystathionine gamma-lyase, enhances the deadly effects of antimicrobials on drug-resistant pathogens.
Researchers at the Swiss Federal Laboratories for Materials Science and Technology (EMPA) are investigating a method to produce synthetic methane from hydrogen and CO2, which can be used as a fuel. This process, known as methanization, has the potential to make a significant contribution to reducing CO2 emissions in road transport.
Rangarajan aims to develop a novel computational framework to understand the molecular level of catalytic transfer hydrogenation, a promising approach for safe and cost-effective biomass conversion. The technique could lead to more compact, modular processes with near-ambient temperatures and pressures.
Researchers develop a laser-driven method to synthesize nanoparticles, enabling efficient conversion of solar energy into electricity. The technology also promotes the production of green hydrogen by employing photoelectrodes that use sunlight directly.
Researchers at GIST find optimal hydrogen-natural gas blend to enhance H2 storage capacity, achieving unprecedented findings. The study's results may help design HNGB hydrate storage media for blue hydrogen production.
A research team has developed a platinum-free biocatalyst that efficiently produces hydrogen using electricity and generates electricity from hydrogen. The enzyme system is embedded in a polymer film, making it viable for industrial use, with potential applications in fuel cells and water electrolysis.
Scientists have developed a suite of advanced tools to study the oxygen evolution reaction, a key step in producing hydrogen fuel from water. They observed catalyst nanoparticles accelerate oxygen generation at unprecedented detail, identifying a single limiting step in the reaction.
Researchers at Dalian Institute of Chemical Physics revealed oxygen production from the three-body photodissociation of water molecule. Approximately 20% of H2O photoexcitation events resulted in O atoms, which can recombine to form O2.
A new study from the University of Georgia has developed an inexpensive and spark-free optical-based hydrogen sensor that detects hydrogen presence without electronics, making it safer for widespread use. The sensor boasts faster response time and increased sensitivity compared to previous models, addressing key hurdles in hydrogen pow...
Research on haematite, a widely known rust material, has been hindered by low photocurrent conversion efficiency compared to theoretical maximum values. A recent study reveals that the wavelength of absorbed light in hematite thin films affects its photoelectrochemical properties.
The HyPER project aims to produce clean and versatile hydrogen, a vital compound for fertilisers, chemicals, and industry. The new pilot plant will demonstrate innovative hydrogen production technology reducing CO2 emissions by capturing carbon dioxide during the process.
A team of scientists has developed a protocol using magnesium nanoparticles and bulk to convert CO2 into methane, methanol, and hydrogen. The reaction occurs at room temperature and atmospheric pressure, producing significant amounts of fuel and chemicals with minimal energy input.
Researchers have discovered a sulfosugar from green vegetables that stimulates the growth of key gut bacteria, producing energy-rich compounds. This finding has implications for understanding the interactions between nutrition and the microbiome, potentially leading to new therapeutic strategies.
A study by researchers at the University of Konstanz and Vienna discovered that specialized gut bacteria cooperate to process sulfoquinovose, a sulfonic acid derivative found in green vegetables. The analysis revealed that this process produces hydrogen sulfide, which has disparate effects on human health.
Researchers have developed a zeolite-based nanocatalyst that achieves 2.5-times higher ammonia decomposition performance than conventional commercial catalysts while using only 40% of ruthenium metal. This new catalyst overcomes stability issues and enables large-capacity hydrogen transport via ammonia decomposition.
Scientists at Berkeley Lab have discovered a self-improving property in Si/GaN that enables it to become more efficient and stable as an artificial photosynthesis device. The material, made of silicon and gallium nitride, can harness sunlight into carbon-free hydrogen with twice the efficiency and stability of previous technologies.
ITQB NOVA researchers have developed a new approach to produce hydrogen from light using non-photosynthetic microorganisms. The biohybrid systems combine high hydrogen-producing bacteria with self-produced cadmium sulfide nanoparticles, which capture light and enable direct energy transfer.
Researchers at Linköping University have developed nanoporous cubic silicon carbide that efficiently traps and harvests sunlight to split water into hydrogen gas. The material's high charge-separation efficiency boosts water splitting efficiency, making it a promising approach for producing renewable energy.
Researchers have developed a dual-functioning catalyst that breaks down common drugs in wastewater while efficiently converting water into hydrogen for fuel. The catalyst, composed of cobalt oxide and titanium dioxide with platinum nanoparticles, showed promise in degrading antibiotics and producing substantial amounts of hydrogen.
Researchers at BESSY II discover that low-intensity blue light can alter the properties of MoS2 layers, making them metallic and catalytically active. This finding could enable the production of hydrogen as an energy carrier with no CO2 emissions.
Researchers discovered that microbes in ancient sediment below the seafloor are sustained primarily by chemicals created through the natural irradiation of water molecules. This radiation-fueled ecosystem is one of Earth's largest and has significant implications for understanding life on Mars.
Scientists have developed a platinum-gold alloy catalyst that enables efficient hydrogen peroxide production from hydrogen and oxygen at room temperature. The new process achieves a selectivity of 95%, reducing the formation of unwanted water byproducts.
Researchers identified lithium hydride (LiH) as a dominant compound in anode breakdown during lithium metal batteries (LMBs), which can be reversed by increasing temperature. The discovery offers hope to enhance battery life without size increase or cost.
Researchers have developed a new material, alpha-SnWO4, that could convert up to 20% of sunlight into chemical energy for hydrogen production. Thin layers of nickel oxide were found to reduce the photovoltage and degrade the material, but alternative deposition processes may improve performance.
A research team has developed new nanostructured electrodes to split water molecules under sunlight, paving the way for efficient green hydrogen production. The electrodes, made with titanium dioxide and cobalt oxide, can absorb up to 50% of visible light and produce hydrogen through photocatalysis.
Phosphonate functional groups on La,Rh:STO surface supply protons to active site, enhancing hydrogen production activity. Bulk phosphate buffer solution reduces activity in this design.
Researchers at UNSW Sydney create a sustainable method for producing green ammonia from atmospheric nitrogen, reducing energy consumption and carbon emissions. The new technology has the potential to revolutionize agriculture and the global transition to a hydrogen economy.
Scientists discovered that taurine helps the gut recall prior infections and kill invading bacteria, such as Klebsiella pneumoniae. Taurine, found naturally in bile acids, triggers Deltaproteobacteria activity to fight off infections. The study suggests taurine may offer an alternative treatment for bacterial infections.
Researchers at the University of Tsukuba have developed a method to produce acid-resistant catalysts using graphene, improving hydrogen gas production efficiency. The study shows that few layers of graphene allow protons to penetrate during hydrogen evolution reactions, crucial for maximizing efficiency.
Researchers at Oregon State University have made a significant breakthrough in producing hydrogen from water using an electrochemical catalytic process. The study found that this method is cleaner and more sustainable than traditional natural gas-based production, with potential applications in fuel cells and industrial processes.
Researchers have designed an effective material for speeding up the extraction of hydrogen from alcohols, using earth-abundant metals instead of precious ones. The catalyst, made from tiny clusters of nickel metal, accelerates the reaction efficiently and cleanly.
Researchers from Aarhus University and Stanford University aim to create a sustainable technology for local-scale production of green ammonia. The project, called 'A new twist on ammonia production', seeks to improve the efficiency of electrochemical synthesis using 'designer' hydrogen-binding mediators.
A transition to hydrogen-powered mobility in Germany's heavy duty vehicle segment could achieve a deep reduction in emissions, with potential of -57 MtCO2eq annually. Green hydrogen offers competitive advantages over battery electric vehicles, particularly for heavy loads and longer driving ranges.
Researchers at the University of Illinois Chicago have identified a new method to produce ammonia with a significantly lower carbon footprint. The process uses a mesh screen coated in copper as a catalyst, which helps bind nitrogen to hydrogen to form ammonia.
A team of scientists has built tiny droplet-based microbial factories that produce hydrogen instead of oxygen when exposed to daylight in air. This discovery could provide an important step forward towards photobiological green energy development under natural aerobic conditions.
Researchers developed a highly efficient and long-lasting electrocatalyst for water oxidation using cobalt, iron, and ruthenium. The single atomic alloy catalyst's surface oxygen adsorption stabilizes the catalytic intermediate, increasing overall efficiency.
Researchers at Northwestern University have developed a highly effective method for converting ammonia into hydrogen using renewable electricity. The new technique generates pure hydrogen that can be directly pressurized for storage, making it an ideal solution for the transportation sector.
Researchers at Uppsala University have developed a new coating material for semiconductors that can produce fuels more sustainably using sunlight and electricity. The study shows that the coating reduces the voltage needed in the process, making it more energy-efficient.
A team of researchers has discovered a new way to produce hydrogen using microwaves, with great potential for the automotive sector, chemical industry, and process industry. The technology enables the transformation of renewable electricity into hydrogen or chemical products without cables or contact with electrodes.
Researchers at the University of Liverpool have developed a new protein nanobioreactor that can improve hydrogen production efficiency by up to 550%. The bioreactor uses bacterial protein cages and enzymes to produce clean energy. The study offers a promising solution for reducing carbon dioxide emissions from fossil fuels.
Scientists have found nanometre-sized areas of varying local density in amorphous silicon thin films. These regions, known as densely ordered domains, contain hardly any hydrogen and can contribute to the stability of the material.
Researchers have discovered a way to produce nanoribbons of TMDs, which are more abundant and cheaper than platinum, boosting their catalytic efficiency. The new catalyst could make hydrogen production more economical and play a key role in the transition away from fossil fuels.
Researchers at the University of Tsukuba found that hydrogen sulfide is essential for maintaining normal breathing patterns in mammals. The production of hydrogen sulfide allows brain regions responsible for controlling breathing to function normally.
A cost-efficient electrocatalyst for hydrogen production has been developed using titanium-doped molybdenum phosphide. The new catalyst demonstrates enhanced durability and comparable performance to platinum, paving the way for more affordable 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.