Articles tagged with Hydrogen Production
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PNNL's compact steam reformer can produce large amounts of hydrogen-rich gas from a liquid fuel in just 12 seconds, significantly reducing the delay time for hydrogen fueling. The reformer's design features microchannels that provide high rates of heat and mass transport, allowing for faster reactions and reduced system size.
The American Physical Society's Hydrogen Initiative report emphasizes the need for significant scientific breakthroughs to make the initiative successful. Current production methods are four times more expensive than gasoline, and no material exists to construct a hydrogen fuel tank that meets consumer benchmarks.
The pilot plant uses electrolysis to produce high-purity hydrogen, with a purity exceeding 99.999 percent. The system also compresses natural gas for use as a motor fuel, reducing petroleum use and providing air emissions benefits.
The US Department of Energy allocates $318 million for fuel cell and hydrogen research, focusing on efficient production and storage. New technologies aim to reduce emissions and enhance energy security.
Researchers at the University of Minnesota have developed a new reactor that can convert ethanol into a form of hydrogen from renewable fuels. This process has the potential to reduce carbon dioxide emissions and increase the efficiency of fuel cells, making it a promising solution for a sustainable energy future.
Researchers have developed a new method to produce 'pure' hydrogen at low temperatures, reducing carbon monoxide (CO) contamination. The process uses a ruthenium catalyst to convert nearly 100% of CO into carbon dioxide and additional hydrogen.
The genome sequence of Rhodopseudomonas palustris reveals its metabolic versatility, including ability to produce hydrogen and degrade toxic compounds. The bacteria's unique genetic capabilities make it a promising candidate for biotechnology applications, such as biofuel production.
A team of scientists has resolved the long-standing mystery of hydrogen balance in the Earth's atmosphere by analyzing stratospheric air. The research reveals that the major sink for hydrogen is not as previously thought, but rather a complex interplay between atmospheric reactions and methane oxidation.
Researchers found that most hydrogen eliminated from atmosphere goes into ground, highlighting importance of understanding soil destruction. Soil uptake of hydrogen is estimated to be as high as 80 percent, suggesting microbes use it for biological functions.
Researchers argue that improving current cars and environmental rules is more cost-effective than developing hydrogen fuel cells, which require significant investment in infrastructure. Increasing fuel efficiency or raising prices can achieve similar reductions in air pollution and greenhouse gas emissions without the need for new infr...
The discovery could significantly reduce costs associated with producing clean energy from fuel cells. Researchers found that a tiny amount of gold or platinum is sufficient to create an active catalyst, paving the way for cost-effective hydrogen production.
Researchers have discovered a nickel-tin catalyst that can replace precious metal platinum in producing hydrogen fuel from plants. The new catalyst, combined with a hydrogen purification innovation, offers opportunities for transitioning to a world economy based on renewable resources.
Researchers have developed a new catalyst that can produce hydrogen at lower temperatures and with reduced greenhouse gas emissions compared to traditional methods. The catalyst, based on nickel, tin, and aluminum, has the potential to be used in industrial applications such as fertilizers production and petroleum products processing.
Researchers at Georgia Tech have developed an oxide system that can produce hydrogen from water vapor and methane at lower temperatures, potentially allowing it to be powered by solar energy. This could provide a lower-cost alternative to traditional reforming processes for small-scale fuel cells in homes or vehicles.
Researchers Jeff Bary and David Weintraub propose that planetary disks may not dissipate as expected, but instead become invisible due to the planet-building process. They detected evidence of molecular hydrogen in three classical T Tauri stars with visible disks, suggesting a large but hard-to-detect disk in naked stars.
Researchers have developed a process to extract hydrogen and methane from wastewater using bacteria, reducing the need for aeration and lowering treatment costs. This innovative method produces biogas containing up to 60% hydrogen and can be converted into electricity with high efficiency.
Researchers at University of Warwick develop innovative technology to produce hydrogen from natural gas in compact reactors, enabling efficient fueling of hydrogen-powered cars. The process employs novel heat exchange technology and nanocrystaline catalysts to increase efficiency and reduce emissions.
Weintraub and Bary's study of T Tauri stars reveals that many older stars may still possess protoplanetary disks, which are invisible to Earth-based telescopes. This finding contradicts the prevailing assumption that most Sun-like stars lose their disks before planetary systems can form.
A new UGA study reveals that Helicobacter pylori and other human pathogens use molecular hydrogen as an energy source, leading to increased stomach colonization ability. The discovery has profound implications for the treatment of diseases such as gastric cancer and bacterial diarrhea illnesses.
Researchers at the University of Wisconsin-Madison have developed a process to convert glucose into hydrogen fuel, with potential applications in generating power. The method produces low-carbon hydrogen with minimal CO concentrations, making it suitable for fuel-cell operation.
Researchers at Penn State have developed a method to increase hydrogen production from fermentation by 43%, utilizing industrial wastewater as feedstock. This approach can potentially make hydrogen a cheaper fuel alternative to gasoline, while also reducing costs for wastewater treatment plants.
Virginia Tech researchers are developing methodology to relate membrane performance to intrinsic polymer properties of microphase separation, water absorption, and proton conductivity. The goal is to produce PEMS that perform well in a wide range of fuel cell environments.
Researchers at Lehigh University are developing a tiny generating plant, housed on a silicon chip, that can produce enough hydrogen to run power-consuming portable devices. The chip-based micro-chemical plant demonstrates feasibility in producing small amounts of hydrogen.