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Researchers from the University of Michigan and McGill University in Canada report photochemical syngas synthesis using a core/shell Au@Cr 2 O 3 dual cocatalyst in coordination with multistacked InGaN/GaN nanowires (NWs) with the sole inputs of CO 2 , water, and solar light. under concentrated solar light illumination.
Researchers at the University of Southampton have transformed optical fibers into photocatalytic microreactors that convert water into hydrogen fuel using solar energy. The microstructured optical fiber canes (MOFCs) with photocatalyst generate hydrogen that could power a wide range of sustainable applications. 9b01577.
Scientists at Tokyo Institute of Technology (Tokyo Tech) have developed a hybrid material constructed from a metal oxide nanosheet and a light-absorbing molecule for splitting water molecules (H 2 O) to obtain hydrogen (H 2 ) under sunlight. Dye-sensitized H 2 evolution using a wide-gap metal oxide. Credit: Tokyo Tech.
The Sparc Green Hydrogen process combines concentrated solar (CS) with photocatalytic water splitting. This testing has shown a hydrogen production and efficiency benefit from exposing certain photocatalyst materials to concentrated light and heat. Providing valuable data and information for pilot plant reactor design.
Scientists at Tokyo Institute of Technology (Tokyo Tech) have demonstrated the first visible-light photoelectrochemical system for water splitting using TiO 2 enhanced with cobalt. The proposed approach is simple and represents a stepping stone in the quest to achieve affordable water splitting to produce hydrogen.
Minneapolis-based Xcel Energy will work with Idaho National Laboratory to demonstrate a system that uses a nuclear plant’s steam and electricity to split water. The resulting hydrogen will initially be used at the power plant, but it could eventually be sold to other industries. Earlier post.) Prairie Island.
Using a hematite photocatalyst, a team led by researchers from Kobe University has succeeded in producing both hydrogen gas and hydrogen peroxide at the same time from sunlight and water. Hydrogen has gained attention as one of the possible next generation energy sources. under 600nm). Tachikawa et al.
Norwegian wholesaler Asko is among the first to operate a goods vehicle that runs on hydrogen, thanks to a collaborative effort by research scientists and industry. The on-board charger is 22 kW AC with CCS charging interface, and hydrogen storage is 33 kg @350 bar. The aim here is not to use hydrogen for all goods transport.
million to 10 industry-led projects to advance nuclear technologies, including two aimed at expanding clean hydrogen production with nuclear energy. Westinghouse Electric Company, Front-End Engineering Designs and Investigative Studies for Integrating Commercial Electrolysis Hydrogen Production with Selected Light-Water Reactors.
The optimized photo-electrochemical water splitting device uses light absorbers made of silicon arranged in closely packed pillars, dotted with tiny clusters of the new molybdenum sulfide catalyst. We show that bio-inspired molecular clusters based on molybdenum and sulphur evolve hydrogen at rates comparable to that of platinum.
Researchers have developed a nickel-stabilized, ruthenium dioxide (Ni-RuO 2 ) anode catalyst for proton exchange membrane (PEM) water electrolysis. The Ni-RuO 2 catalyst shows high activity and durability in acidic OER for PEM water electrolysis. Illustration by Zhen-Yu Wu. 2 , suggesting potential for practical applications.
The Dutch Institute for Fundamental Energy Research ( DIFFER ) is partnering with Toyota Motor Europe (TME) to develop a device that absorbs water vapor, and splits it into hydrogen and oxygen directly using solar energy. In this project, DIFFER and TME are exploring an innovative way to produce hydrogen directly out of humid air.
Researchers at Uppsala University have developed photocatalytic composite polymer nanoparticles (“polymer dots”) that show promising performance and stability for the production of hydrogen from water and sunlight. Since polymer dots (Pdots) are so tiny, they are evenly distributed in water. 0c12654.
A research team led by Daegu Gyeongbuk Institute Of Science And Technology (DGIST) Professor Jong-Sung Yu in Korea, with colleagues at UC Berkeley and Xi’an Jiaotong University in China, has successfully developed a new catalyst synthesis method that can efficiently decompose water into oxygen and hydrogen using solar light.
Researchers from the University of Houston (UH) have developed a cobalt(II) oxide (CoO) nanocrystalline catalyst that can carry out overall water splitting with a solar-to-hydrogen efficiency of around 5%. The generation of hydrogen from water using sunlight could potentially form the basis of a clean and renewable source of energy.
Researchers in Israel have designed a separate-cell photoelectrochemical (PEC) water-splitting system with decoupled hydrogen and oxygen cells for centralized hydrogen production. It addresses the challenges of designing, building, and optimizing the device for assessing large-scale hydrogen generation. Landman et al.
Photoelectrochemical (PEC) water splitting based on solar energy is one promising approach for the production of green hydrogen. However, its widespread application is limited by a lack of efficient photoanodes for catalyzing the rate-limiting oxygen evolution reaction (OER), an important reaction in PEC water splitting.
The nanostructured photoelectrode results in spontaneous hydrogen evolution from water without any external bias applied with a faradaic efficiency of 30% and excellent stability. A promising way of storing solar energy is via chemical fuels, in particular hydrogen as it is considered as a future energy carrier.
Schematic showing CO 2 laser pyrolysis synthesis of silicon nanoparticles transferred to a custom stainless steel prototype cartridge used to generate hydrogen for fuel cell applications. Conventional means of splitting water to produce hydrogen include electrolysis, thermolysis, photocatalysis, and combinations of those.
Researchers from the US Department of Energy’s (DOE) Argonne National Laboratory have combined two membrane-bound protein complexes to perform a complete conversion of water molecules to hydrogen and oxygen. This part of the reaction, however, represents only half of the overall process needed for hydrogen generation.
BMW has begun fuel cell system production at the company’s competence center for hydrogen in Munich. A small series of BMW iX5 Hydrogen cars will be entering service around the world from the end of this year for test and demonstration purposes. The BMW Group has experience with the use of hydrogen as a drive technology.
Researchers at Monash University in Australia have conducted a lifecycle analysis and net energy analysis (LCA/NEA) of a hypothetical large-scale solar-electrolysis plant for the production of green hydrogen. of hydrogen is currently produced via water electrolysis and only a fraction of this production is powered by renewable energy.
James Muckerman at the US Department of Energy’s (DOE) Brookhaven National Laboratory (BNL) have developed a new class of high-activity, low-cost, non-noble metal electrocatalyst that generates hydrogen gas from water. The result becomes this well-balanced Goldilocks compound—just right. —James Muckerman.
A research group led by Associate Professor Takashi Tachikawa of Kobe University’s Molecular Photoscience Research Center has developed a strategy that greatly increases the amount of hydrogen produced from sunlight and water using hematite (??Fe Mesocrystal photoanode formation and photochemical water splitting characteristics.
After four years of development work, the BMW iX5 Hydrogen vehicle and its development project are entering its next phase as the first vehicles enter a pilot fleet of less than 100 vehicles. The BMW iX5 Hydrogen developed on the basis of the current BMW X5 was first unveiled as a concept at the IAA show in 2019.
Southern California Gas Company (SoCalGas) has taken delivery of 23 Toyota Mirai hydrogen fuel cell electric vehicles (HFCEV), marking the company’s first purchase of hydrogen-powered vehicles. The zero-emissions Toyota Mirai HFCEVs have a driving range of 400 miles and since they run on hydrogen the only by-product is water.
Now hes in the midst of what looks like his most technologically ambitious mission yet: to fly around the planet in a green-hydrogen fuel-cell aircraft. It enabled him and a colleague to be the first people hoisted into the stratosphere, by a hydrogen balloon, in 1931. And the big part of the propulsion system is the hydrogen tank.
UK-based energy firm SSE is the first UK utility to trial First Hydrogen ’s hydrogen-powered van in a real-life setting, enabling SSE to evaluate the benefits of hydrogen mobility alongside its growing fleet of EV engineering and maintenance vehicles as an alternative to fossil fuels. First Hydrogen Corp.
Researchers at Wakayama University in Japan have produced a mixture of hydrogen and carbon monoxide gas by irradiating a mixture of carbon powder and distilled water with intense nanosecond laser pulses at room temperature. Electrodes or any other photocatalysts were not used to produce the hydrogen. mL volume of water.
water splitting. One approach is to utilize incoming solar radiation for the photocatalytic generation of molecular hydrogen (H 2 ) from water. When a quantum of light (a “photon”) with sufficient energy excites a semiconductor nanocrystal, it produces a negative charge (electron) and a positive charge (hole).
Rice University researchers and colleagues at Princeton and Syzygy Plasmonics have developed a plasmonic photocatalyst for the direct decomposition of hydrogen sulfide gas into hydrogen and sulfur, as an alternative to the industrial Claus process. A paper on the work appears in ACS Energy Letters. —Naomi Halas. Bayles, Henry O.
Plug Power is expanding its green hydrogen ecosystem to the US west coast with the construction of a new production facility in Fresno County, California. Green hydrogen is produced through the electrolysis of water with electricity generated from zero-carbon sources; only oxygen is emitted during the process.
The Van Hool A12 Battery Electric is the first vehicle in a completely new range of buses in four different lengths (12m, 13m, 18m and 24m) equipped with exclusively zero emission powertrains: battery-electric, fuel cell (hydrogen) and trolley. The buses are fitted with the newest generation LED headlights with daytime driving lights.
By using light-activated quantum dots to fire particular enzymes within microbial cells, the researchers were able to create “living factories” that eat CO 2 and convert it into products such as biodegradable plastic, gasoline, ammonia and biodiesel. Therefore, these resting cells function as nano-microbial factories powered by light.
The mesh with BiVO 4 nanowire photoanode for water oxidation and Rh-SrTiO 3 nanowire photocathode for water reduction produces hydrogen gas without an electron mediator. an “artificial leaf” to produce hydrogen—based on a nanowire mesh that lends itself to large-scale, low-cost production. Credit: ACS, Liu et al.
and Toyota Motor Corporation have jointly developed a fuel cell power supply vehicle that uses hydrogen to generate electricity. The vehicle also carries about 65 kilograms of hydrogen (in 27 hydrogen tanks) for traveling long distances and generating power for long periods of time.
Researchers from the University of North Carolina have synthesized high-photovoltage multijunction Si nanowires (SiNWs) that are co-functionalized to split water catalytically. When integrated with the co-catalysts and suspended in water, these light-activated nanoreactors produced hydrogen gas under visible and infrared light.
A research team has developed a new artificial photosynthesis device component with remarkable stability and longevity as it selectively converts sunlight and carbon dioxide into two promising sources of renewable fuels: ethylene and hydrogen. The device produced ethylene and hydrogen with unprecedented selectivity and for more than 24 hours.
Researchers at the National University of Singapore and the Agency for Science, Technology and Research (A*STAR) in Singapore have produced novel microsphere catalysts that can improve water quality in daylight and also generate hydrogen as a green energy source. —Wang et al.
Plants use photosynthesis to convert carbon dioxide and water into sugars and oxygen. The process starts in a cluster of manganese, calcium and oxygen atoms at the heart of a protein complex called photosystem II, which splits water to form oxygen gas, protons and electrons. —Yamaguchi et al.
The new system mimics a natural chloroplast to convert carbon dioxide in water into methane, very efficiently using light. Photosynthesis is the process by which chloroplasts in plants and some organisms use sunlight, water and carbon dioxide to create food or energy.
Researchers at Stanford University, with colleagues at Oak Ridge National Laboratory and other institutions, have developed a nickel-based electrocatalyst for low-cost water-splitting for hydrogen production with performance close to that of much more expensive commercial platinum electrocatalysts. V with good stability. and Stephen J.
Rice University researchers have created an efficient, low-cost device that splits water to produce hydrogen fuel. The current flows to the catalysts that turn water into hydrogen and oxygen, with a sunlight-to-hydrogen efficiency as high as 6.7%. It utilizes water and sunlight to get chemical fuels.
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