Articles tagged with Hydrogen Energy
Researchers at Pohang University of Science & Technology have developed a highly efficient nickel-based catalyst system that produces high-purity hydrogen fuel with reduced overvoltage. The catalyst combines earth-abundant nickel with oxophilic transition metal elements to optimize adsorption abilities.
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.
A team of scientists developed a semi-artificial electrode that converts light energy into other forms of energy in biosolar cells. The system uses the photosynthesis protein Photosystem I from cyanobacteria to couple with an enzyme that produces hydrogen.
Recent advancements in experimental tools and multiscale modeling have improved understanding of hydrogen's location in ferritic steels under mechanical loading. Various techniques, including atom probe tomography and secondary ion mass spectrometry, show promise in determining the embrittlement process.
A team of scientists from Far Eastern Federal University and their colleagues developed a way to hydrogenate thin metallic glass layers at room temperature, which can expand the range of cheap, energy-efficient materials for hydrogen energy. Metallic glass has potential to replace expensive palladium in hydrogen systems.
A $1.5 million project aims to reduce the cost of high-temperature superconductors by a factor of 30, enabling the widespread adoption of fusion energy as an on-demand, emissions-free source of power
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.
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 Korea Institute of Energy Research have developed a new separator membrane that significantly reduces gas crossover in water electrolyzers. The membrane exhibits high performance comparable to commercial separators while maintaining low ohmic resistance.
The International Arctic Station (IAS), dubbed Snowflake, will be a fully autonomous facility powered by renewable energy sources and hydrogen fuel. The station aims to test and promote environmentally friendly technologies for life support and remote settlement maintenance in the Arctic region.
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.
Airships could increase the feasibility of a 100% sustainable world by reducing CO2 emissions and fuel consumption. The study proposes using airships to transport cargo and hydrogen, leveraging the jet stream for energy and reducing the need for liquefaction.
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.
Researchers at the University of Illinois are developing a novel approach for all-electric aircraft, utilizing cryogenic liquid hydrogen as an energy storage method. The project aims to address the technical hurdles in integrating electrically driven propulsion technologies into aircraft platforms.
Researchers have created a Hybrid Na-CO2 system that efficiently produces electricity and hydrogen from CO2, eliminating carbon emissions. The system achieves high conversion efficiency of 50% and demonstrates stability for over 1,000 hours.
Researchers developed a hybrid photoelectrochemical and voltaic (HPEV) cell that turns sunlight into both hydrogen fuel and electricity, overcoming the limitations of current materials. The device achieves a combined efficiency of 20.2%, three times better than conventional solar hydrogen cells.
Artificial enzymes convert solar energy into hydrogen gas using a new method developed by researchers at Uppsala University. The technique utilizes photosynthetic microorganisms with genetically inserted enzymes combined with synthetic compounds, enabling efficient production of renewable hydrogen gas from solar energy.
Scientists have observed a two-step energy transfer from hydrogen ions to plasma waves and then to helium ions in Earth's magnetosphere. The discovery sheds new insights into wave-particle interactions that occur throughout the universe.
Researchers found that gold palladium alloys improve hydrogen storage rates by making the surface less stable for hydrogen atoms to chemisorb. This encourages atoms to penetrate deeper into the metal, increasing overall absorption efficiency.
Researchers have confirmed a new mechanism for energy conservation in cells, called hydrogen cycling, which was previously thought to be impossible. This discovery sheds light on how organisms conserve energy and function as part of the global carbon cycle.
Scientists at Osaka University have discovered a novel particle acceleration mechanism using micro-bubble implosion, emitting high-energy protons at unprecedented levels. This breakthrough could clarify unknown space physics and lead to new applications in medical treatment and industry.
Global experts argue that solar-driven water splitting can become the technology of choice for producing hydrogen, reducing reliance on fossil fuels. However, significant research efforts are needed to industrialize this process and make it suitable for the 21st century and beyond.
Researchers at the University of California, Riverside, have created a new, highly efficient catalyst material that could significantly reduce the cost of producing fuel cells. The material, made from porous carbon nanofibers embedded with cobalt, outperforms industry-standard platinum-carbon systems but at a fraction of the cost.
A new Hybrid-SOEC system with mixed-ion conducting electrolyte allows for water electrolysis to occur at both electrodes, increasing hydrogen production efficiency. The system demands less electricity and exhibits outstanding performance with stability.
Researchers at Osaka University developed a new metal-free photocatalyst that absorbs a wider range of sunlight than before, producing visible and near-infrared light-driven hydrogen from water. This breakthrough could lead to cheap and clean hydrogen fuel, tackling the challenges of the hydrogen economy.
Researchers at Oak Ridge National Laboratory have developed a novel method to convert used cooking oil into biofuel using recycled carbon materials. Additionally, they have found a way to insulate the innermost wall of a fusion reactor to maintain the delicate balance between hot plasma and cool exhaust. Furthermore, scientists have di...
A team of scientists discovered a microorganism in Yellowstone that thrives on low-energy sources despite having access to richer alternatives. The organism can obtain energy by combining hydrogen with sulfur or iron, but grows best on the lowest energy supply.
Researchers at RMIT University have developed a solar paint that can split water atoms to generate hydrogen fuel, the cleanest source of energy. The innovative material, synthetic molybdenum-sulphide, catalyses the reaction and acts as a semi-conductor, making it efficient in producing hydrogen from solar energy and moist air.
Researchers have developed a fully integrated microfluidic device that produces hydrogen fuel and converts it into electrical energy based on photocatalysis. The device is designed to be self-sustaining and can provide enough power to transmit data from a microsensor for 24 hours.
Physicists at the University of Houston have discovered a highly active and stable electrocatalyst produced from ferrous metaphosphate on a nickel foam platform, outperforming traditional catalysts in efficiency and affordability. The breakthrough could enable large-scale water splitting to produce hydrogen for clean energy.
Researchers at the University of Pittsburgh's Swanson School of Engineering have found that graphane could transport protons without water, potentially leading to more efficient hydrogen fuel cells. The unusual properties of graphane enable it to rapidly conduct protons across a membrane, making it suitable for anhydrous conditions.
Researchers found that molybdenum sulfide (MoS2) holds more promise as a catalyst for producing hydrogen than previously thought. By engineering sulfur vacancies across the material's surface, they achieved catalytic efficiency comparable to previous MoS2 technologies.
Researchers at Forschungszentrum Juelich have developed tailor-made ceramic membranes to efficiently separate gases, including harmful greenhouse gases, and produce high-purity hydrogen. The membrane's stability and hydrogen flow rate have been improved by inserting foreign atoms into the crystal lattice.
Researchers at Griffith University have made significant progress in developing highly efficient catalysts for turning water into clean chemical fuel like hydrogen. The project aims to address high overpotentials hindering gas evolution reactions, which are critical for clean energy generation and storage technologies.
Researchers at Waseda University have created a polymer that can store hydrogen in a light and compact sheet, while maintaining safety. The material has shown promise in releasing hydrogen under mild conditions, making it suitable for widespread commercialization.
Researchers have developed a nickel-carbon-based catalyst that replaces platinum in producing hydrogen from water, offering a cheaper alternative for renewable energy technologies. The new catalyst exhibits highly efficient hydrogen evolution performance and impressive durability.
A team of researchers led by Catherine Housecroft and Edwin Constable developed a water oxidation model that simulates fuel cells powered by light radiation. The model uses compounds of ruthenium as a catalyst, enabling the self-assembly of individual components in a hierarchical structure.
Researchers have discovered a new class of catalysts that use iron-nitrogen compounds in graphene, achieving levels of activity comparable to platinum-based catalysts. The purification process allows for the creation of exclusively FeN4 centres, which provide high catalytic efficiency even without promoters.
Researchers at PNNL are developing a computational tool to improve power grid planning and make hydrogen with a hybrid device. A new technology uses seaweed to create biofuel for cars and generators. These innovations aim to reduce energy costs, increase sustainability.
Researchers at PNNL found that Cyanothece uses both stored energy and direct sunlight to produce hydrogen. The organism's ability to create robust amounts of hydrogen makes it a viable catalyst for hydrogen production.
Researchers discovered a famous pre-Newtonian formula for pi in calculations of the energy levels of a hydrogen atom, linking pure math to quantum physics. The Wallis formula, published in 1655, was previously unknown to be connected to the hydrogen atom's energy states.
Two University of Rochester scientists discovered the 17th century Wallis formula for pi in a quantum mechanics formula for hydrogen atom energy states. The discovery underscores pi's omnipresence in math and science.
Researchers at Universitat Autonoma de Barcelona have developed a technology to recover energy from wastewater using MEC, producing hydrogen with high efficiency and low voltage. The system demonstrated excellent results in hydrogen production and energy recovery, opening up potential for industrial-scale development.
Researchers have discovered that hydrogen binding energy is the most important factor predicting the rate of the fuel-cell reaction, enabling the design of new catalyst materials. Alkaline polymers are being explored as a potential solution to create less expensive electrocatalysts that work well in an alkaline environment.
Researchers have made significant strides toward a stand-alone system for large-scale, low-cost production of hydrogen fuel. The team's nanowire mesh design harnesses sunlight to split water and harvest hydrogen, offering a promising solution for environmentally friendly energy production.
Scientists have discovered that nitrite-oxidizing bacteria can use hydrogen as a source of energy, enabling them to grow independently of nitrite and expand their ecological niche. This finding has significant implications for understanding the global nitrogen cycle and the ecology of these important microorganisms.
Researchers designed an artificial relay based on natural one, improving efficiency and understanding natural process, Nature Chemistry study
Researchers discovered that Salmonella Typhimurium obtains energy for its attack by stealing hydrogen from the microbiota. This 'theft-based hydrogen economy' allows the pathogen to find an energy source in any new animal host.
Researchers at Ruhr-Universität Bochum have developed a method to generate bio-based hydrogen through spontaneous protein activation, enabling the industrial application of hydrogenases. The new process uses chemically synthesized inactive iron complexes and biological precursors to produce fully activated enzymes.
New calculations predict hydrogen takes on a series of structures under high pressure, forming transparent metal layers that make detection difficult. The findings suggest the line between metal and non-metal in hydrogen is blurrier than previously thought, requiring advanced experimental techniques to detect.
Researchers at the University of Wisconsin-Madison have developed a new catalyst that can produce hydrogen gas from water using electricity, avoiding rare and expensive metal platinum. The discovery uses commercially available molybdenum disulfide to facilitate the reaction.
The Technical Reference on Hydrogen Compatibility of Materials offers detailed information on the effects of hydrogen on various materials, including steel, aluminum, copper, and nickel alloys. This report helps industry target and develop components with fewer compatibility issues, potentially accelerating the timetable for the hydrog...
Researchers at Uppsala University found that green algae can produce hydrogen gas directly from sunlight, with up to 80% of the energy absorbed by Photosystem II going into production. This discovery changes the view on hydrogen production in green algae and offers hope for efficient renewable energy source.
Researchers at Virginia Tech have discovered a way to extract large quantities of hydrogen from any plant, potentially bringing a low-cost, environmentally friendly fuel source to the world. The new process uses xylose, the most abundant simple plant sugar, to produce high-purity hydrogen with an energy efficiency of over 100 percent.
Researchers at EPFL have created a device that can transform light energy into clean fuel, neutral carbon footprint hydrogen, from sunlight, water, and metal oxides like iron oxide. The technology has great potential to enable economically viable methods for solar hydrogen production.
Scientists at UC Santa Barbara shed light on the kinetics of hydrogen release from aluminum hydride, a material that is highly promising for energy storage. Their research reveals the basic mechanisms governing these chemical reactions in general, challenging outdated reaction curve interpretations.
A novel alloy has been developed that can produce hydrogen fuel from sunlight using photoelectrochemical water splitting. The GaN-Sb alloy, made of inexpensive materials, functions as a catalyst in the process and can be reused indefinitely. This discovery could potentially have profound implications for the future of solar energy.
Researchers have discovered hydrogen-powered symbiotic bacteria in deep-sea mussels, which use hydrogen as an energy source. The ability to harness hydrogen is widespread in hydrothermal vent symbioses, with one mussel population consuming up to 5000 liters of hydrogen per hour.
Tiny metallic particles produced by University of Adelaide researchers have been found to efficiently split water into hydrogen and oxygen using solar radiation. This process has the potential to produce cheap, clean, and portable hydrogen energy.
Researchers design nanocomposite material with magnesium nanoparticles and polymethyl methacrylate matrix, rapidly absorbing and releasing hydrogen at modest temperatures. This breakthrough material may have broad applicability to other areas of energy research.