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Researchers at the University of Southampton have transformed optical fibers into photocatalytic microreactors that convertwater into hydrogen fuel using solar energy. Zepler Institute, University of Southampton. The scientists coat the fibers with titanium oxide, decorated with palladium nanoparticles.
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. Image credit: Roksana Rashid, McGill University.
Researchers at the University of Cambridge, with colleagues at the University of Tokyo, have developed a standalone device that converts sunlight, carbon dioxide and water into formic acid, a carbon-neutral fuel, without requiring any additional components or electricity. —senior author Professor Erwin Reisner.
Researchers at the University of Oxford have developed a method to convert CO 2 directly into aviation fuel using a novel, inexpensive iron-based catalyst. Fe 5 C 2 by CO 2 /water in the first hours of the catalytic reaction. An open-access paper on their work is published in the journal Nature Communications.
Scottish Enterprise, Transport Scotland and the Hydrogen Accelerator, based at the University of St Andrews, have appointed Arcola Energy and a consortium of industry leaders in hydrogen fuel cell integration, rail engineering and functional safety to deliver Scotland’s first hydrogen powered train.
Stanford researchers, with a colleague from King Fahd University of Petroleum and Minerals, have developed a simple and environmentally sound way to make ammonia with tiny droplets of water and nitrogen from the air. Water microdroplets are the hydrogen source for N 2 in contact with Fe 3 O 4. —Song et al. Song et al.
A joint research team from City University of Hong Kong (CityU) and collaborators have developed a stable artificial photocatalytic system that is more efficient than natural photosynthesis. The new system mimics a natural chloroplast to convert carbon dioxide in water into methane, very efficiently using light.
The EU-funded research project HyFlexFuel recently successfully produced biocrudes via hydrothermal liquefaction (HTL) from a variety of biomasses, including sewage sludge, food waste, manure, wheat straw, corn stover, pine sawdust, miscanthus and microalgae in a pilot-scale continuous HTL plant at Aarhus University (Denmark).
Researchers at the University of have developed an unusually rapid method to deliver cost-effective algal biocrude in large quantities using a specially-designed jet mixer. bacteria, fungi, and algae) may be grown on non-arable land and with saline water, wastewater or/and produced water from mineral and petroleum extraction.
announced the completion of a facility in Tokyo that will convert sewage sludge into renewable hydrogen fuel for fuel cell mobility and power generation. A new facility in Tokyo that will convert sewage sludge into renewable hydrogen gas for fuel-cell vehicles is nearing completion. Renewable hydrogen systems manufacturer Ways2H Inc.
Ricardo will be testing the prototype at the engine development facility at the University of Brighton—the company’s long-term combustion engine research partner. We are working with a range of clients on hydrogen and renewable fuels to reduce carbon emissions in these challenging sectors.
Researchers at the University of Exeter (UK) have developed a novel p-type LaFeO 3 photoelectrode using an inexpensive and scalable spray pyrolysis method. The nanostructured photoelectrode results in spontaneous hydrogen evolution from water without any external bias applied with a faradaic efficiency of 30% and excellent stability.
Over the past year the Dynamics and Control group of the Eindhoven University of Technology (TU/e) (The Netherlands) has developed a battery electric research vehicle based on a VW Lupo 3L 1.2 kW, 260 - 520 V DC out, programmable, water cooled, CAN. water cooled. DC-DC converter: MES-DEA 400-1000 150 - 400 V DC in, 13.3 - 14.4
Phillip Savage at the University of Michigan has found that with appropriate parameters, hydrothermal liquefaction (HTL) can convert 65% of wet algae (a Nannochloropsis species) into biocrude in one minute. Biocrude from Nannochloropsis. Credit: Savage Lab. Click to enlarge. A team led by Prof. Faeth and Phillip E.
Researchers at Korea University have developed high-performance, textile-based electrodes for watersplitting (WSE); the non-noblemetal-based electrodes can generate a large amount of hydrogen with low overpotentials and high operational stability. —Mo et al. 2 for the HER and 186 mV at 50 mA cm ?2 2 and a low cell voltage of 1.70
OXCCU, a company spun-out from the University of Oxford in 2021 that is focused on converting carbon dioxide and hydrogen into industrial and consumer products ( earlier post ), completed an £18-million (US$22.8 million) Series A financing round.
volts (V) of water-splitting voltage with its novel low-cost electrolysis technology. The theoretical minimum voltage needed to split water molecules into hydrogen and oxygen is 1.23 Nanosystem for water electrolysis. HyperSolar, Inc. announced that it had reached 1.25 V (at 25 °C at pH 0). Click to enlarge.
In this regard, photocatalytic water splitting has attracted significant interest as a cost-effective means to convert sustainable solar energy into valuable chemicals. Kazunari Domen from The University of Tokyo, Prof. Lianzhou Wang from The University of Queensland, Prof. Credit: DICP. —Wang et al.
Researchers at Arizona State University and Argonne National Laboratory reported advances toward perfecting a functional artificial leaf in a paper in Nature Chemistry. The researchers took a closer look at how nature had overcome a related problem in the part of the photosynthetic process where water is oxidized to yield oxygen.
Scientists in the US and China have developed a new low-temperature catalyst for producing high-purity hydrogen gas while simultaneously using up carbon monoxide (CO) via the water-gas shift (WGS) reaction. Its synergy with adjacent Mo sites in α-MoC can effectively activate water at low temperature. —Yao et al.
The US Department of Energy’s (DOE’s) Advanced Research Projects Agency - Energy (ARPA-E) will award $38 million to 12 projects that will work to reduce the impacts of light-water reactor used nuclear fuel (UNF) disposal. Upon discharge from a nuclear reactor, the UNF is initially stored in steel-lined concrete pools surrounded by water.
Michael Grätzel at EPFL (Ecole Polytechnique Fédérale de Lausanne) in Switzerland has developed a highly efficient and low-cost water-splitting cell combining an advanced perovskite tandem solar cell and a bi-functional Earth-abundant catalyst. Splitting water requires an applied voltage of at least 1.23 V and up to 1.5
Chemical engineers at UNSW Sydney and University of Sydney have developed a hybrid plasma electrocatalytic process for the production of sustainable (“green”) ammonia. Non-thermal plasma activates water and air, producing NO x dissolved in solution as an intermediary for ammonium’s electrochemical synthesis. —Dr Jalili.
The University of Bath and SAIC Motor UK Technical Centre are collaborating on a project to identify the most efficient conditions for the optimum performance of gasoline particulate filters (GPFs), to help minimize vehicle impact on the environment.
A new study, led by academics at St John’s College, University of Cambridge, has used semi-artificial photosynthesis to explore new ways to produce and store solar energy. They used natural sunlight to convertwater into hydrogen and oxygen using a mixture of biological components and manmade technologies. —Katarzyna Sokó?,
In the quest to realize artificial photosynthesis to convert sunlight, water, and carbon dioxide into fuel—just as plants do—researchers need to not only identify materials to efficiently perform photoelectrochemical water splitting, but also to understand why a certain material may or may not work.
Researchers at the Department of Energy’s SLAC National Accelerator Laboratory and Stanford University with collaborators at the University of Oregon and Manchester Metropolitan University have developed a seawater-resilient bipolar membrane electrolyzer.
Walter Leitner at the RWTH Aachen University, Germany, has developed a new concept that can be used to produce pure formic acid from CO 2 in a continuous process using catalytic hydrogenation. A number of approaches for converting CO 2 to methanol (CH 3 OH) have been developed. Wesselbaum et al. Click to enlarge. A team led by Prof.
Unlike prior processes for converting alcohols into hydrocarbons with multiple steps for dehydration, oligomerization, and hydrogenation, the Vertimass consolidated alcohol dehydration and oligomerization (CADO) conversion is accomplished in a single reactor system using a metal exchanged zeolite catalyst. HE = heat exchangers. Hannon et al.
The University of Michigan. The University of Michigan proposes the RAFT concept as a solution for hydrokinetic energy harvesting. University of Washington. The bottom, sides, and surface of rivers and tidal channels confine water flow, which significantly alters the operation of river and tidal turbines.
However, its use has been challenging as a result of impurities such as water and large amounts of free fatty acids (FFAs), which are common in most waste materials. Then, the converted biodiesel and byproduct (glycerin) are eluted from the pores as a result of their relatively lower boiling points compared to that of the triglycerides.
—co-author Irene Yuste, chemical engineer at CoorsTek Membrane Sciences and PhD candidate at the University of Oslo. Proton ceramic membranes are electrochemical energy converters that work by first splitting hydrogen-containing molecules, such as water or methane, and then further breaking hydrogen atoms into protons and electrons.
In Germany, BSE Engineering and the Institute for Renewable Energy Systems at Stralsund University of Applied Sciences (IRES) have demonstrated the conversion of wind power into renewable methanol. The team uses green electricity to split water into hydrogen and oxygen in an electrolysis step.
In working to elucidate the chemistry of hydrodeoxygenation (HDO) for the catalytic upgrading of pyrolytic bio-oil to fuel-grade products, researchers at Pacific Northwest National Laboratory (PNNL) have discovered that water in the conversion process helps form an impurity which, in turn, slows down key chemical reactions.
A new material developed at Rice University based on molybdenum disulfide (Mo S 2) exposes as much of the edge as possible, making it efficient as both a catalyst for hydrogen production and for energy storage. It catalyzes the separation of hydrogen from water when exposed to a current. Courtesy of the Tour Group. Click to enlarge.
Researchers at Columbia University have developed a biological process utilizing autotrophic ammonia-oxidizing bacteria (AOB) for the conversion of methane (CH 4 ) to methanol (CH 3 OH). Cartoon of the process. Click to enlarge. A paper on their work is published in the ACS journal Environmental Science & Technology.
Over the past few months, we have converted it to DME together with our partner FPT. In addition, the valves and valve seat inserts were converted to materials suitable for DME. Water is formed as a by-product. If water is removed from the reaction mixture, the chemical equilibrium shifts towards the product.
University of Colorado Boulder researchers have developed nanobio-hybrid organisms capable of using airborne carbon dioxide and nitrogen to produce a variety of plastics and fuels, a promising first step toward low-cost carbon sequestration and eco-friendly manufacturing for chemicals. Ding et al.
For decades, Sasol has been using its Fischer-Tropsch (FT) technology to convert low-grade coal and gas into synthetic fuels and chemicals. There are two ways to convert CO 2 into a useful range of products using FT chemistry. The synthesis gas is then reacted over a suitable FT catalyst, to produce hydrocarbons and water.
Researchers at Los Alamos National Laboratory (LANL), with colleagues at Yale University, have developed a photochemical process to convert acetone derived from plants (bio-acetone) into a mixture of polycyclic alkanes, the high energy density of which is appropriate for high-perfomance aviation applications. Ryan et al.
In these systems, typically a stream of gas containing carbon dioxide passes through water to deliver carbon dioxide for the electrochemical reaction. The movement through water is sluggish, which slows the rate of conversion of the carbon dioxide.
Microscopic glass spheres found in coal fly ash contain rare earth elements that could be recycled rather than buried in landfills, according to Rice University scientists. You’re not allowed to reinject the water, and it has to be disposed of, which is expensive and problematic. Courtesy of the Tour Group.
Researchers at Rice University and the University of Houston created an efficient, simple-to-manufacture core/shell photoanode with a highly active oxygen evolution electrocatalyst shell (FeMnP) and semiconductor core (rutile TiO 2 ) for the photoelectrochemical oxygen evolution reaction (PEC-OER) for solar water splitting.
Researchers at Linköping University, Sweden, are attempting to convert carbon dioxide to fuel using energy from sunlight. Recent results have shown that it is possible to use their technique selectively to produce methane, carbon monoxide or formic acid from carbon dioxide and water.
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