Articles tagged with Hydrogen Energy
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Researchers at Idaho National Laboratory developed a simple acid treatment to improve the efficiency of protonic ceramic electrochemical cells (PCECs), overcoming long-standing challenges. The treatment increases the surface area between the electrode and electrolyte, allowing for more efficient flow of hydrogen atoms and improved cell...
Researchers at Clemson University and SSSIHL discovered a novel way to combine curcumin and gold nanoparticles to create an electrode that efficiently converts ethanol into electricity. The discovery brings replacing hydrogen as a fuel cell feedstock one step closer, with potential applications in sensors and supercapacitors.
Researchers have developed an eco-friendly and reusable solution for removing toxic synthetic dyes from wastewater using nanocomposite-based hydrogels. The new material, made from carboxymethyl cellulose (CMC) and graphene oxide, demonstrates high adsorption capacities and retains its effectiveness even after multiple cycles of use.
Scientists at TU Dresden have developed a novel flexible metal-organic framework to separate gaseous deuterium from hydrogen. This material, called DUT-8, is highly selective and efficient in separating deuterium, with potential applications in energy storage, medicine, and nuclear reactors.
A new strain of algae has been identified that can produce green hydrogen gas via photosynthesis on an industrial scale. This breakthrough could accelerate the transition to environmentally friendly green hydrogen and reduce pollution. The researchers also plan to develop methods to increase production rates and reduce costs.
Researchers from NTU Singapore have developed a new method using pyrolysis to convert challenging plastic waste into hydrogen and carbon nanotubes. The converted energy could power up to 1,000 five-room apartments for a year.
Researchers at MIT have developed a new, inexpensive catalyst material that can produce oxygen from water, potentially replacing rare metals and reducing the cost of producing carbon-neutral fuels. The material, made of abundant components, allows for precise tuning and matches or exceeds the performance of conventional catalysts.
A study published in Frontiers in Energy Research calculates the costs of a CO2-neutral Switzerland, finding that three different energy systems would require significant investments and increased energy costs. The most efficient option is electrifying the entire energy supply, but this comes with the challenge of storing enough renewa...
A recent study by ITQB NOVA scientists uncovered the crucial role of a small marker protein, DsrD, in increasing metabolic activity for sulfate respiration. The findings suggest that DsrD acts as an allosteric activator of the DsrAB dissimilatory sulfite reductase, enhancing energy efficiency in microbial metabolism.
A new method to produce hydrogen from water has been discovered, using cobalt and manganese as catalysts. This breakthrough could lead to a cleaner and more sustainable hydrogen economy, reducing reliance on fossil fuels.
A research team at PNNL has developed a system that converts waste carbon from sewage, food crops, and algae into fuels while removing impurities. The electrocatalytic oxidation fuel recovery system generates hydrogen to power its own operation, making it potentially carbon-neutral.
Researchers have developed a new nanocatalyst for the dry reforming of methane, overcoming coking resistance with its confined core-shell structure. The catalyst's superior carbon resistance is attributed to the confinement and electron transfer between In and Ni.
A Kyoto University-led team has created a novel hydrogen plant design that harnesses fully renewable resources to produce clean hydrogen with minimal associated CO2 emissions. The SABI-Hydrogen system uses solar heating and biomass gasification to produce hydrogen, resulting in an emission rate of only 1.04kg CO2/kg hydrogen produced.
Researchers at Georgia Institute of Technology have developed a new water-splitting process and material that maximize the efficiency of producing carbon-free green hydrogen. The hybrid catalysts show superior performance for both oxygen and hydrogen splitting, making it an affordable and accessible option for industrial partners.
Researchers have created nanoparticles that can store hydrogen, reducing the need for pressurized tanks and cooling. The discovery could enable climate-friendly fuels and production methods for airplanes, ships, and steel.
A team of researchers explored the possibility of producing hydrogen from offshore wind in China and delivering it to Japan at a cost competitive with the country's future projections. The study found that Chinese-produced hydrogen could supply Japan's net-zero transition needs by 2030, even under a high-cost scenario.
A comprehensive review of similarity theory in PEMFC research reveals its potential to accelerate progress. The study highlights the benefits of using dimensionless analysis to compare results and reduce testing efforts. However, challenges remain in developing integrated performance criteria.
A catalyst innovation has improved the stability of direct-ethanol fuel cells for nearly 6,000 hours, solving three key problems. This breakthrough could lead to mass adoption of clean cars powered by DEFC technology within five years.
A research team discovered a quantum confinement effect in a 3D-ordered macroporous structure of BiVO4, enabling hydrogen production under visible light. The study found that the 3DOM structure had higher photocatalysis efficiency and produced more oxygen than its plate-like counterpart.
Researchers explore harnessing China's wind energy to produce carbon-free green hydrogen at a lower cost than coal-derived black hydrogen. Shifting from black to green hydrogen could reduce 100 million tons of CO2 emissions per year by 2030.
Researchers developed new materials with enhanced adsorption capabilities, promising advancements in hydrogen storage, oil spill cleanup, and sensor development. The polymerization mechanism and kinetics were analyzed, revealing a significant impact of solvation on reactivity.
A new approach controls the coffee ring effect in spray-coating, leading to high-performance perovskite solar cells with 19.17% power conversion efficiency. The reaction-dependent method uses solvent selection to regulate solute distribution and achieve uniform films.
Researchers developed a strategy to achieve ultra-high loading of single metal atom sites on cobalt oxide support, stabilizing Rh and other noble metals. The strained surface showed exceptional UOR activity and stability, requiring lower working voltage than commercial Pt and Rh catalysts.
Functionalized metal-organic frameworks (MOFs) show improved hydrogen interaction, increasing storage capabilities by 15-80%. The study uses machine learning to predict binding energy and reduce computationally heavy calculations.
Researchers at West Virginia University have developed a solid oxide electrolysis cell that can produce high-purity green hydrogen from water. The technology has the potential to reduce carbon emissions in industrial applications, including manufacturing and power generation.
Researchers have developed a novel electrode material based on cobalt and nickel that can efficiently produce hydrogen through water and urea electrolysis. The phosphorus-doped cobalt-nickel-sulfide nanoparticles demonstrate high activity and stability, reducing the overall voltage of the electrolysis cell.
Scientists have developed a chemical process that converts hydrogen sulfide, a toxic gas emitted from manure piles and sewer pipes, into hydrogen fuel. The process uses iron sulfide with a trace amount of molybdenum as an additive and requires relatively little energy.
Researchers at Pusan National University have developed a novel electrocatalyst that can effectively produce hydrogen and oxygen from water at low cost. The catalyst, composed of transition metal phosphates, achieves high surface area and fast charge transfer, making it suitable for commercial on-site production of hydrogen.
Researchers at Nagoya City University find a fourfold increase in surface deuterium atoms on nanocrystalline silicon, paving the way for sustainable deuterium enrichment protocols. The efficient exchange reaction could lead to more durable semiconductor technology and potentially purify tritium contaminated water.
A clean US hydrogen economy is achievable but requires a comprehensive strategy and infrastructure development. The US needs to consider the production, transport, storage, use, and economic viability of hydrogen to make it viable on a societal scale.
A recent award will aid a project that aims to produce more hydrogen gas while reducing electric power consumption. The goal is to increase clean hydrogen production, which can benefit various sectors such as household power, electric vehicles, and industrial applications.
Researchers at UCF have developed a new nanoscale material that can efficiently split seawater into oxygen and clean energy fuel - hydrogen. The material offers the high performance and stability needed for industrial-scale electrolysis.
Researchers at Ural Federal University have created a technology to generate energy for electric car engines using methanol, resulting in high efficiency and minimal emissions. The method uses synthesis gas produced from methanol, which is then fed into an electrochemical generator based on solid oxide fuel cells.
Researchers developed a new method to quantify proton kinetic properties of triple conducting oxides (TCOs), revealing two orders of magnitude higher proton tracer diffusion coefficient. This led to improved electrochemical performance for protonic ceramic fuel cells, with recorded values exceeding previous benchmarks.
This study introduces a Zr-doped Na3V2(PO4)2F3 coated with N-doped carbon, which improves SIB performance by increasing reversible capacity and rate capacity. The optimized electrode demonstrates excellent cycling stability.
The review discusses defect and interface engineering for e-NRR electrocatalysts, emphasizing active sites and intrinsic mechanisms. It highlights the potential strategies to develop more advanced NRR electrocatalysts, promoting the creation of more efficient catalysts for electrochemical nitrogen reduction.
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 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.
A team of researchers from USTC developed a novel Ni-W-Cu alloy, demonstrating 4.31 times higher efficiency than traditional platinum-based catalysts in alkaline medium hydrogen oxidation. The alloy maintains high activity for up to 20 hours and shows excellent resistance to CO poisoning.
Researchers at Skoltech developed a new algorithm to identify over 200 previously unknown single-atom-alloy catalysts with improved stability and performance. The AI-powered approach uses machine learning models to extract key parameters from computational data, providing a recipe for finding the best SAACs for specific applications.
Dead lithium, comprising active and inactive Li components, leads to reduced cycle life in LIBs. Researchers propose design principles to minimize dead lithium formation for higher Coulombic efficiency.
Researchers stabilized electrochemical interfaces using boron Lewis acids, resulting in ultralow leak current and improved cyclic stability. The study demonstrates potential for designing high-performance boron-doped carbon materials towards energy storage applications.
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 at Uppsala University have developed a new method to produce sustainable hydrogen using composite polymer nanoparticles. The 'polymer dots' showed promising performance and stability in laboratory tests, with a 7% efficiency rate at 600 nanometres.
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.