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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. The conversion rate reaches 32.9 ± 1.38 Water microdroplets are the hydrogen source for N 2 in contact with Fe 3 O 4.
A study by a team of researchers from Technische Universität Berlin (TUB) and Fritz-Haber-Institut der Max-Planck-Gesellschaft has found that direct seawater splitting for hydrogen production has substantial drawbacks compared to conventional water splitting and offers almost no advantage. Additionally, H 2 O is needed for water splitting.
Researchers at MIT have developed a method that could significantly boost the performance of carbon capture and conversion systems that use catalytic surfaces to enhance the rates of carbon-sequestering electrochemical reactions. The movement through water is sluggish, which slows the rate of conversion of the carbon dioxide.
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. mol/g cat /h with widely tunable H 2 /CO ratios between 1.6
British EV technology company Electrogenic, known for its classic car EV conversions, has expanded its range of drop-in conversion kits with a cost-effective plug and play solution to electrify the classic Mini.Electrogenic’s kit converts the automotive icon to electric drive from just £15,000 (US$18,800) plus VAT.
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. 202300951
reports that it has achieved full conversion ( 99% + ) of king grass cellulosic material to water soluble sugars on a repeatable basis. This conversion occurs with a reaction time of less than one minute. Full conversion is the most efficient use of the feedstock possible and exceeds earlier projections.
Researchers in Israel have designed a separate-cell photoelectrochemical (PEC) water-splitting system with decoupled hydrogen and oxygen cells for centralized hydrogen production. A paper describing their system is publishedin the journal Joule. The hydrogen cell contains the cathode, and it is physically separated from the oxygen cell.
Researchers at the University of Southampton have transformed optical fibers into photocatalytic microreactors that convert water into hydrogen fuel using solar energy. Alongside hydrogen generation from water, the multi-disciplinary research team is investigating photochemical conversion of carbon dioxide into synthetic fuel.
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. Qian Wang et al.
Compass Minerals, a leading global provider of essential minerals, announced the successful, third-party conversion testing of its lithium brine resource into both lithium carbonate and battery-grade lithium hydroxide, representing a significant milestone in its previously announced lithium development project. Source: Compass Minerals.
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.
The nanostructured photoelectrode results in spontaneous hydrogen evolution from water without any external bias applied with a faradaic efficiency of 30% and excellent stability. One way this could be achieved is by using photoelectrochemical (PEC) water splitting which directly converts water and sunlight to solar fuel (hydrogen).
Scientists at Daegu Gyeongbuk Institute of Science and Technology, Korea, have developed a novel heterostructured photocatalyst using titanium and copper, two abundant and relatively inexpensive metals, for the conversion of CO 2 into CH 4. Apart from its CO 2 conversion capabilities, the proposed photocatalyst has other benefits.
ReactWell , LLC, has licensed a novel waste-to-fuel technology from the Department of Energy’s Oak Ridge National Laboratory to improve energy conversion methods for cleaner, more efficient oil and gas, chemical and bioenergy production. —Brandon Iglesias, inventor of the ReactWell process.
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. This first prototype achieved 70% of the performance that is obtained when an equivalent device is filled with water.
Albemarle Corporation, one of the largest lithium producers in the world and present in Chile for more than 40 years, inaugurated its third chemical conversion plant, La Negra III/IV, in Antofagasta, Chile, as one of the most modern chemical conversion plants in Latin America.
A team of researchers in Israel has developed a two-step electrochemical-chemical cycle for decoupled water splitting with high efficiency. In the two-step electrochemical–thermally activated chemical (E-TAC) cycle process, water is reduced to hydrogen gas at the cathode, liberating OH – ions. —Dotan et al. 2H 2 + O 2.
0002823 ) to support the extraction and conversion of lithium from geothermal brines to use in batteries for stationary storage and electric vehicles. Projects for topic one can: Promote process intensification, such as through the elimination of intermediate lithium carbonate conversion.
The catalyst shows a carbon dioxide conversion through hydrogenation to hydrocarbons in the aviation jet fuel range of 38.2%, with a yield of 17.2%, and a selectivity of 47.8%, and with an attendant low carbon monoxide (5.6%) and methane selectivity (10.4%). In brief, the Fe–Mn–K catalyst shows a CO 2 conversion of 38.2%
The conversion of CO 2 to fuels in these inexpensive water-based systems has shown high faradic efficiencies for reduction of CO 2. The separation of ethanol and other fuel products from water. Aqueous CO 2 electrolysis with base-metal catalysts. to C 2 fuel products such as ethanol.
Carbon dioxide capture company AirCapture and carbon dioxide conversion company OCOchem, along with other partners, have won a $2.93-million OCOchem transforms recycled CO 2 , water and zero-carbon electricity to produce formic acid, a globally traded commodity chemical and emerging electro-fuel.
developed a halogen conversion–intercalation chemistry in graphite that produces composite electrodes with a capacity of 243 mAh g -1 (for the total weight of the electrode) at an average potential of 4.2 Proposed conversion–intercalation chemistry. A team of researchers led by a group from the University of Maryland has. V) and Cl ?
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.
Researchers from the University of Twente in The Netherlands have developed a new high-entropy perovskite oxide (HEO) as a high-activity electrocatalyst for the oxygen evolution reaction (OER)—the key kinetically limiting half-reaction in several electrochemical energy conversion technologies, including green hydrogen generation.
The hybrid power conversion will be carried out on the Maersk Minder , a deep-water anchor-handling tug-supply (AHTS) vessel during the early part of 2022. This is believed to be the world’s first AHTS hybrid battery conversion. The order with Wärtsilä was placed in May 2021.
UK-based ULEMCo has worked with Yorkshire Water to produce what is believed to be the first water tanker anywhere to operate on hydrogen fuel. ULEMCo’s conversion of a diesel to hydrogen dual fuel includes the following: 350 bar (5000 psi) storage tanks (volume dependent on vehicle space). 350 bar refueling pressure nozzle.
In this regard, photocatalytic water splitting has attracted significant interest as a cost-effective means to convert sustainable solar energy into valuable chemicals. Photocatalytic water splitting has attracted great interest as a means of cost-effective conversion of sustainable solar energy to valuable chemicals.
Researchers at the University of Oregon have advanced the effectiveness of the catalytic water dissociation reaction in bipolar membranes. The technology behind bipolar membranes, which are layered ion-exchange polymers sandwiching a water dissociation catalyst layer, emerged in the 1950s. —Oener et al. —Shannon Boettcher.
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.
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. An open-access paper describing their work is published in the journal Chemical Science. Utschig, Sarah R. Soltau, Karen L.
In addition, the metered addition of the urea-water solution can cause particles to form. The applied technology is based on the well-established expertise of Purem by Eberspaecher in the development and production of exhaust-emission conversion systems for applications with fossil fuels.
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. Recently, they have succeeded in increasing the light energy conversion efficiency by applying this technology to hematite (?-Fe under 600nm).
For the future, it will be important to commercialize advanced biofuel conversion technologies, which utilize a broader and more sustainable feedstock base. Under these conditions, biomass is converted into a crude bio-oil, which is separated from the process water behind the reactor.
With efficiencies above 90%, Topsoe’s proprietary SOEC electrolyzers offer superior performance in electrolysis of water into hydrogen—e.g., Solid oxide electrolysis cell (SOEC) technology is attractive because of unrivaled conversion efficiencies—a result of favorable thermodynamics and kinetics at higher operating temperatures.
The new PNNL carbon capture and conversion system brings the cost to capture CO 2 down to about $39 per metric ton. This is the first known demonstration of integrated low-temperature thermocatalytic capture and conversion of CO 2 to methanol in an economically viable CO 2 capture solvent. gal ($470/metric ton), is presented.
Evonik and Siemens Energy commissioned a pilot plant—sponsored by the German Federal Ministry of Education and Research (BMBF)—that uses carbon dioxide and water to produce chemicals. It consists of a CO electrolyzer, developed by Siemens Energy, a water electrolyzer and the bioreactor with Evonik’s know-how.
Electrification of the global vehicle fleet, which now totals over 1 billion cars and trucks, or conversion of vehicles to use novel fuels like hydrogen, cannot proceed quickly enough to address the climate crisis. The separation of ethanol and other fuel products from water. —Rob McGinnis. to C 2 fuel products such as ethanol.
By using a water-lean post-combustion capture solvent, (N-(2-ethoxyethyl)-3-morpholinopropan-1-amine) (2-EEMPA), they achieved a greater than 90% conversion of captured CO 2 to hydrocarbons—mostly methane—in the presence of a heterogenous Ru catalyst under relatively mild reaction conditions (170 °C and 2 pressure).
storage and conversion, catalysis, gas adsorption and storage, drug and enzyme delivery, and water treatment. Over the past decade they have begun to play an important role in areas such as energy storage and conversion, catalysis, gas adsorption and storage, drug and enzyme delivery, and water treatment.
In the next few years, the company expects the conversion of one blast furnace to result in an annual demand of around 20,000 tonnes of green hydrogen. This demand will increase to some 720,000 tonnes per year by 2050 as a result of the gradual conversion of the plants and equipment.
The system consists of two main chambers: an upper chamber with granulated sodium borohydride powder and a lower reaction chamber with a solution of water and catalyst. hours of their experiment, 110 L of hydrogen was generated with an average flow rate of 290 mL/min and 98% conversion efficiency. Zakhvatkin et al.
This project will complete key engineering design and demonstration tests to enable cost-competitive, carbon-neutral production of synthetic jet fuel and diesel using nuclear energy from existing light water reactors.
The feed-stock reduction is achieved primarily by supplementing the process with oxygen and hydrogen produced by water electrolysis units that are powered by clean wind and solar generated electricity. The DGF high carbon conversion efficiency fuel production strategy meets the highest RSB or ISSC standards of environmental fuel production.
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