Articles tagged with Hydrogen Production
Researchers discovered that green algae use a unique protein machinery in their chloroplasts to assemble functional hydrogenases. This breakthrough enables biotechnological methods for efficient hydrogen production in green algae.
Scientists studied the effect of noble gas argon on pressurized hydrogen and found that it did not ease the transition to a metallic state. The team brought argon-doped hydrogen up to extreme pressures, but observed no structural changes, indicating that argon is not the ideal facilitator for metallic hydrogen.
A team of scientists at the University of Cambridge has developed a way to use solar power to generate hydrogen from biomass. The technology relies on a simple photocatalytic conversion process, converting biomass into gaseous hydrogen that can be used for power.
Researchers at Georgia Institute of Technology have developed a laboratory-scale system that produces green hydrogen at relatively low temperatures, capturing CO2 emissions. The CO2/H2 Active Membrane Piston (CHAMP) reactor can be scaled up or down to meet specific needs and operates more slowly than conventional engines.
Researchers have developed a new ruthenium-based material, Ru@c?N, that can split water into hydrogen with high efficiency and durability. The catalyst exhibits high turnover frequency and is not affected by the pH of the water, making it suitable for various environments.
Dr. Yujie Sun is exploring novel electrolyzers to produce hydrogen at lower energy input, potentially creating a safer and cleaner source of fuel. His research aims to develop an oxidative process that produces value-added organic products in the liquid phase.
Dutch and Israeli researchers have successfully controlled electron spin in a photo-electrochemical cell, reducing the production of hydrogen peroxide and increasing water splitting efficiency. This breakthrough could lead to more efficient hydrogen generation through solar energy.
Researchers successfully demonstrate metallic properties in hydrogen at pressures between 465-495 GPa and 5.5 Kelvin. The discovery has potential implications for high-temperature superconductivity and energy production.
Osaka University researchers have developed a catalyst that efficiently produces hydrogen from organosilanes at room temperature without additional energy input. The catalyst, composed of gold nanoparticles supported on hydroxyapatite, demonstrated high turnover frequency and recyclability.
Scientists have developed a biomimetic photosynthesis approach using graphitic carbon nitride material to store and release light-generated electrons for catalytic hydrogen production. This technology enables the production of storable solar fuels independent of solar irradiation intermittency.
Researchers at Waseda University have developed a new method for producing hydrogen, achieving temperatures as low as 150~200°C. This innovation reduces energy input and extends catalyst life, making it suitable for widespread use in fuel cell systems.
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.
Scientists at Monash University have discovered a new mechanism by which algae in sand survive under conditions of constant mixing. They found that these organisms ferment, producing hydrogen and other compounds like oleate, a component of olive oil. This breakthrough has significant implications for the biofuels industry.
Dr. Wachs' research aims to identify fundamental structure-activity/selectivity relationships for catalysts, guiding the design of advanced catalysts. His team explores direct conversion of natural gas into liquid fuels without oxidizing reagents, offering a promising solution to overcome stranded gas.
Researchers at Washington State University have developed a new catalyst that efficiently produces hydrogen from water, a crucial step in making renewable energy production and storage viable. The catalyst, made from low-cost materials, outperforms precious metal-based catalysts used today.
Researchers describe chemical reactions responsible for hydrogen generation stability in aerobic environment by algal enzymes. They propose a new catalytic model that reveals two pathways for oxygen molecule penetration into the protein structure.
Researchers develop new microwave-assisted thermolysis method to produce highly crystalline g-C(3)N(3) catalysts with remarkably few defects. This results in improved photocatalytic activity for hydrogen generation from sunlight.
Researchers at Tel Aviv University have found that microalgae produce hydrogen all day long, not just in short bursts. They increased production by 400% through genetic engineering and discovered effective mechanisms to remove oxygen, making it clear algae have huge potential for clean energy production.
Researchers have combined theory and experiment to characterize each chemical reaction step that results in the reduction of oxygen by the enzyme. This study paves the way for efficiently exploiting enzymes from living systems for clean energy production.
The five finalist projects at Brookhaven National Laboratory are the MoSoy Catalyst for producing hydrogen, Nanostructured Anti-reflecting and Water-repellent Surface Coatings for self-cleaning materials, Hard X-ray Scanning Microscope with Multilayer Laue Lens Nanofocusing Optics for high-resolution imaging, Flex Plate for protein cry...
Researchers at EPFL and CSEM have developed a robust and effective system to store solar energy by converting it into hydrogen through water electrolysis. The new system, which combines existing components, achieves a high level of stability and cost efficiency, enabling the generation and storage of enough hydrogen to power a fuel cel...
Researchers develop a new catalyst that can produce hydrogen and ethyl acetate, a key ingredient in nail polish, from water and ethanol. This process eliminates the need for energy-consuming purification steps.
Researchers have found a new, sustainable catalyst for hydrogen production in the form of pentlandite, a mineral composed of iron, nickel, and sulfur. The study shows that artificial pentlandite produces hydrogen more efficiently than naturally occurring variants, with stable performance and a high active surface area.
A new study suggests that oceans may be a significant source of free hydrogen gas, produced by slow-spreading tectonic plates on the seafloor. This finding could have far-ranging implications for our understanding of life on Earth and the potential for clean energy.
Researchers have designed a molecular catalyst that produces only hydrogen and carbon dioxide when formic acid is decomposed at a low temperature. This breakthrough could pave the way for hydrogen-powered cars by overcoming one of the major challenges: efficient production of clean energy.
Engineers successfully created a hydrogen-producing enzyme that works as efficiently as the natural version, without needing platinum. The artificial variant replaces sulphur with selenium and retains its biochemical properties.
Scientists at NASA's Jet Propulsion Laboratory found that Europa's ocean could have a comparable balance of hydrogen and oxygen to Earth's oceans, suggesting the presence of a habitable environment. This discovery draws attention to the complexity of Europa's rocky interior and its potential for supporting life.
Researchers at Ulsan National Institute of Science and Technology (UNIST) have developed a cost-effective method for producing high-purity silicon nanosheets, which are essential for the mass production of hydrogen. The new technique uses natural clay and salt to synthesize these nanosheets, significantly reducing production costs.
Researchers at the University of Pennsylvania have developed a new material that can produce hydrogen from sunlight and biomass-derived compounds, a step closer to creating a sustainable and clean energy source. The material uses titania nanorods to control the chemical reaction, increasing hydrogen production rates.
Researchers developed a molecule that can inhibit an enzyme linked with the onset of stroke, reducing brain damage by as much as 66 percent. The inhibitor, known as 6S, works by binding to cystathionine beta-synthase and reducing inflammation in stroke patients.
Researchers developed a new photocatalyst system boosting hydrogen production by up to 3.5 times, using ferrite to enhance charge carrier separation and oxidative reaction kinetics.
Researchers at TU Wien create a photo-electrochemical cell that can store the energy of ultraviolet light even at high temperatures. The new material combines photovoltaics with electrochemistry, paving the way for large-scale industrial storage.
A new multilayered photoelectrode boosts the ability of solar water-splitting to produce hydrogen by absorbing visible light from the sun. The two-dimensional hybrid metal-dielectric structure shows significant enhancement in photo-catalytic applications, making it a promising technology for efficient hydrogen production.
Researchers discovered that Atlantic molly fish have a two-pronged approach to survival: becoming inert to toxins and detoxifying hydrogen sulfide more efficiently. This allows them to thrive in water with high levels of hydrogen sulfide, which is toxic to most forms of life.
Researchers at Indiana University have developed a highly efficient biomaterial that catalyzes the formation of hydrogen gas from water. The material, called P22-Hyd, is produced through a simple fermentation process at room temperature and has potential to replace platinum-based fuel cells.
Research reveals peridotite serpentinization produces more hydrogen gas and methane than olivine alteration. Pyroxene and spinel promote the formation of these nutrients, which are crucial for life's emergence. The study suggests that kinetics and reaction progress influence hydrocarbon production.
The hydricity concept integrates solar concentrators to produce high temperatures, superheating water to generate electricity and split into hydrogen and oxygen. Researchers have shown the process has an average sun-to-electricity efficiency of 35 percent.
Mirabbos Hojamberdiev, a senior researcher from Uzbekistan, has won the 2015 Atta-ur-Rahman Prize for his innovative work on producing hydrogen from water using inorganic crystals under visible light. His research aims to develop sustainable energy sources and reduce greenhouse gas emissions.
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 at Sandia National Laboratories have developed a new, efficient catalyst using molybdenum disulfide that can produce four times the amount of hydrogen as before. The catalyst's action can be triggered by sunlight, making it an off-the-grid means of securing hydrogen fuel.
Scientists have developed a method to produce a palladium-based nanomaterial that can efficiently break down formic acid into hydrogen and carbon dioxide. The new process surpasses existing heterogeneous catalysts in efficiency, also eliminating the production of carbon monoxide.
Research suggests that above-water microbes contribute to the development of hydrogen-sulfide-rich caves through aerobic respiration, producing sulfuric acid. In contrast, underwater microbes only partially burn hydrogen sulfide, creating pure sulfur as a byproduct that is not corrosive to limestone.
A team of researchers at Berkeley Lab has achieved another milestone in hybrid artificial photosynthesis by generating renewable molecular hydrogen and synthesizing carbon dioxide into methane. The new system uses solar energy to split water molecules into oxygen and hydrogen, which is then used by microbes to produce methane.
Research teams have developed new materials to improve water splitting and oxygen reduction reactions, crucial steps in hydrogen fuel cells. These advancements could lead to more efficient and cost-effective production of hydrogen-powered cars.
A UTMB study shows that augmenting a gas naturally in our bodies, hydrogen sulfide, can reduce the severity of respiratory syncytial virus (RSV) infection. The researchers found that providing a drug that triggers a steady release of this gas blocks RSV viral replication and inflammation.
A University of Chicago research team describes the precise mechanism used by carotid body cells to detect oxygen levels and regulate breathing rates. The primary sensor is heme oxygenase-2, which induces synthesis of carbon monoxide to stimulate or relax breathing.
Researchers at Rice University have discovered a cobalt-based thin film that can produce both hydrogen and oxygen from water to feed fuel cells. The film is highly porous, inexpensive, and scalable, making it a potential alternative to expensive metals like platinum in water-electrolysis devices.
A team of Virginia Tech researchers has discovered a way to produce hydrogen fuel using a biological method that reduces the time and money required for its production. The new method uses abundant corn stover to create hydrogen with extremely low carbon emissions.
A new chemical process utilizing cerium-based nanometer-sized particles with a palladium catalyst produces cyclohexanone, a key ingredient in nylon production. This method replaces high-temperature and pressure traditional methods, requiring less hydrogen and energy, significantly improving the manufacturing process.
UNSW Australia scientists have developed a highly efficient oxygen-producing electrode for splitting water that has the potential to be scaled up for industrial production of clean energy fuel, hydrogen. The new technology is based on an inexpensive, specially coated foam material that lets the bubbles of oxygen escape quickly.
Scientists at the University of Wisconsin-Madison developed a novel approach to combine biomass conversion and solar energy conversion, enabling more efficient hydrogen production and creating a valuable byproduct. This breakthrough could significantly increase the efficiency and utility of solar-fuel-producing photoelectrochemical cells.
Researchers at Caltech have developed a nickel oxide film that enables record-efficient and stable chemical processes in the production of fuels like hydrogen. The film works well with a membrane to separate oxygen and hydrogen gases, ensuring safety and efficiency in the system.
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 at Harvard School of Public Health identify hydrogen sulfide as a key molecule responsible for the health benefits of dietary restriction, linking it to increased lifespan and protection against tissue damage. The findings suggest that restricting specific amino acids can increase H2S production, leading to these benefits.
A team of scientists has mapped the location of ancient, hydrogen-rich waters found trapped kilometres beneath Earth's surface in rock fractures in Canada, South Africa and Scandinavia. These findings have significant implications for the search for deep microbial life, with potential applications in astrobiology.
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.
Researchers at Tufts University have developed new single-atom gold catalysts that demonstrate comparable activity and stability as traditional precious metal nanoparticles. These catalysts show promise for producing high-grade hydrogen for cleaner energy use in fuel-cell powered devices.
A community-based study found air pollutants released by unconventional oil and gas production exceed recommended levels in the US, with hazardous chemicals like benzene, hydrogen sulfide, and formaldehyde detected. The study highlights the need for improved air-quality monitoring programs near these sites.
Researchers created a new membrane that can remove harmful greenhouse gases from the atmosphere, including carbon dioxide, at a lower cost and higher efficiency than current technologies.
Scientists at Stanford University have developed a low-cost, emissions-free device that uses an ordinary AAA battery to produce hydrogen by water electrolysis. The battery sends an electric current through two electrodes that split liquid water into hydrogen and oxygen gas.