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Most of us naturally associate biological CO 2 conversion with photosynthesis in plants and algae. While engineering photosynthetic hosts to convert CO 2 into high-value products is sensible, dependence on sunlight limits its tractability and scalability. Their paper is published in the journal Joule. Acetogenic microbes (e.g.,
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. The conversion reaction also produces light olefins—ethylene, propylene, and butenes—totalling a yield of 8.7%. and selectivity to C 8 –C 16 hydrocarbons of 47.8%
An international collaboration of scientists has taken a significant step toward the realization of a nearly “green” zero-net-carbon technology that can efficiently convert CO 2 and hydrogen into ethanol. The study will drive further research into how to develop a practical industrial catalyst for selectively converting CO 2 into ethanol.
engine to be converted in electric Jump to Latest 270 views 4 replies 4 participants last post by remy_martian 3d ago C criticar Discussion starter 2 posts · Joined 2024 Add to quote Only show this user #1 · 7d ago Hello , want to convert 2008 Ford F150 4x4 gas engine in electric. thanks 2008 Ford F150 4x4 5.4
Panasonic has developed an artificial photosynthesis system using a gallium nitride photoelectrode and a metal catalyst which uses sunlight to convert CO 2 mainly to formic acid (an important intermediate in chemical synthesis) at an efficiency (solar energy to chemical energy) of 0.2%—a —a comparable level to that of plants.
Researchers at the University of Southampton have transformed optical fibers into photocatalytic microreactors that convert water into hydrogen fuel using solar energy. Computerized tomography of a MOFC, showing buildup of TiO 2 (light blue particles) in the triangular channels. Zepler Institute, University of Southampton.
Transform Materials has developed a novel and sustainable microwave plasma reactor process to convert natural gas into high-value hydrogen and acetylene, thereby opening up a new pathway for green chemical manufacturing. Acetylene can be then converted into many derivative chemicals, all possessing high value.
Under the FOCUS program, projects will develop advanced solar converters that turn sunlight into electricity for immediate use, while also producing heat that can be stored at low cost for later use as well as innovative storage systems that accept both heat and electricity from variable solar sources. Earlier post.). Source: ARPA-E.
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 conversion normally requires significant amounts of energy in the form of high heat—a temperature of at least 700 ?C, Illustration of a novel room-temperature process to remove CO 2 by converting the molecule into CO. An array of light beams impinging upon the grid would activate the LSPs. Credit: NIST.
An illustration of the light-powered, one-step remediation process for hydrogen sulfide gas made possible by a gold photocatalyst created at Rice University. Each island was a gold nanoparticle about 10 billionths of a meter across that would interact strongly with a specific wavelength of visible light. —Naomi Halas.
WANG Feng at the Dalian Institute of Chemical Physics (DICP) of the Chinese Academy of Sciences have reported that photocatalytic decarboxylation is an efficient alternate pathway for converting biomass-derived fatty acids into alkanes under mild conditions of ambient temperature and pressure. This finding was published in Nature Catalysis.
Towards this, Toshiba said it will further improve the conversion efficiency by increasing catalytic activity, with the aim of securing practical implementation in the 2020s. However, their low level of light utilization efficiency drags down the energy conversion efficiency, and practical application requires increased efficiency.
The small-scale trial involves a LandCruiser 70 Series single-cab ute that has been converted to a battery-electric vehicle by Toyota Australia’s Product Planning and Development division in Port Melbourne. This partnership is another step in our ongoing studies into how we can reduce the emissions intensity of our light-vehicle fleet.
A team from the University of Calgary and Rice University has used flash joule heating (FJH) ( earlier post ) to convert low-value asphaltenes—a by-product of crude oil refining—into a high-value carbon allotrope, asphaltene-derived flash graphene (AFG). Flash graphene from asphaltenes. (A)
Rice University nanoscientists have demonstrated a new catalyst that can convert ammonia into hydrogen fuel at ambient pressure using only light energy, mainly due to a plasmonic effect that makes the catalyst more efficient. —,Rice Laboratory for Nanophotonics (LANP) Director Naomi Halas.
Researchers from the Naval Air Warfare Center Weapons Division (NAWCWD) have developed an efficient three-step process for the conversion of cellulosic feedstocks to both a valuable chemical precursor and high-performance jet fuel blendstock. MCPD can subsequently be converted to tetrahydrodimethyldicyclopentadiene (RJ-4) high-density fuel.
Renewable chemicals company Avantium has acquired the assets of Liquid Light. Liquid Light has developed proprietary process technology to make major chemicals from low-cost, globally-abundant carbon dioxide. It will extend our capabilities beyond catalytic conversion of biomass. —Tom van Aken, CEO of Avantium.
This innovation gives our professional customers the choice to convert their current vans to electric, extend their vehicle’s life and meet legislative and mobility requirements. In a market boosted by last-mile demand, city access restrictions will soon require recent LCV owners to look for a solution to convert to zero emissions.
Volkswagen opted for a dual strategy: detailed measures optimized the combustion process and reduced raw emissions, while twin dosing technology in the exhaust gas system converted the majority of NO x into harmless substances. The first SCR catalytic converter is installed directly downstream of the engine. As previously, the 2.0
and Princeton University’s Andlinger Center for Energy and the Environment have created a scalable photocatalyst that can convert ammonia into hydrogen fuel. Unlike traditional catalysts, it doesn’t require heat; it harvests energy from light. The research is published in Science. —Peter Nordlander, co-author.
announced new proprietary technology—which it calls Spinel—to replace costly platinum group (PGM) and rare earth metals in catalytic converters. CDTi’s “Spinel” technology utilizes various base metals which when combined together in a common structure achieve unusual and very effective catalytic conversion activity.
A team of biologists and engineers modified Rhodopseudomonas palustris TIE-1 (TIE-1) so that it can produce a biofuel using only three renewable and naturally abundant source ingredients: carbon dioxide, solar panel-generated electricity and light. The results are reported in an open-access paper in the journal Communications Biology.
A team of researchers in France has discovered an algal photoenzyme that catalyzes the decarboxylation of free fatty acids to n-alkanes or -alkenes in response to blue light. Many organisms—photosynthetic and nonphotosynthetic—use light for processes such as growth, development, and metabolism. variabilis or C.
A team led by researchers at the US Department of Energy’s Argonne National Laboratory has developed a new way to produce solar fuels by using completely synthetic bionano machinery to harvest light without the need for a living cell. In a natural purple membrane, bacteria use bacteriorhodopsin to harvest energy from light.
An international research team has developed a new single-atom electrocatalyst that efficiently converts CO 2 to carbon monoxide (CO). Scientists have long sought a way to convert CO 2 to CO, but traditional electrocatalysts cannot effectively initiate the reaction. —Klaus Attenkofer, Brookhaven scientist and co-author.
Ethanol conversion to hydrocarbons as a function of temp. Benefits of the catalyst technology include: A single step conversion of ethanol into a hydrocarbon blend stock without the addition of hydrogen. Production of minimal amounts of light gases. Zeolitic catalytic conversion of alcohols to hydrocarbons.
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. Credit: DICP.
Researchers from the Vienna University of Technology (Austria), Chalmers University of Technology (Sweden) and the Fritz-Haber-Institute of the Max-Planck-Society (Germany) have identified the inherent reaction behavior of different catalysts for ignition in the CO oxidation reaction in catalytic converters. —Vogel et al. Resources.
Ricardo won a contract with LS Automotive Technologies to develop a high voltage DC-DC converter to power the low voltage network in electric vehicles. The power conversion has to be performed at high efficiency to ensure that the equipment is cool and only occupies a small footprint in the vehicle.
Light-Material Interactions in Energy Conversion (LMI). Tailor the morphology, complex dielectric structure, and electronic properties of matter so as to sculpt the flow of sunlight and heat, enabling lightconversion to electrical energy with unprecedented efficiency. FY 2014 EFRC Awards. Lead organization.
Researchers from Northwestern University and Princeton University have explored the impact on US air quality from an aggressive conversion of internal combustion vehicles to battery-powered electric vehicles (EVs). Winter O 3 increases due to reduced loss via traffic NO x. Winter while PM 2.5 at high EV adoption fractions. 2019.04.003.
For decades, Sasol has been using its Fischer-Tropsch (FT) technology to convert low-grade coal and gas into synthetic fuels and chemicals. For decades, Sasol has been using its Fischer-Tropsch (FT) technology to convert low-grade coal and gas into synthetic fuels and chemicals.
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.
Consequently, first and second generation bioproduct manufacturing processes are economically challenged, particularly in light of recent low oil prices. One way to mitigate high feedstock cost is to maximize conversion into the bioproduct of interest. of two biological replicates is shown in black error bars. Jones et al.
However, some compounds like FeF 3 are capable of transferring multiple electrons through a more complex reaction mechanism, called a conversion reaction. Iron fluoride, an intercalation-conversion cathode for lithium-ion batteries, promises a high theoretical energy density of 1922?Wh?kg —Fan et al. nanometers. —Dong Su.
Vertimass LLC, a California-based start-up company, has licensed an Oak Ridge National Laboratory (ORNL) technology that directly converts ethanol under moderate conditions at one atmosphere without the use of hydrogen into a hydrocarbon blend-stock for use in transportation fuels. Catalytic conversion of to hydrocarbons (2012).
Duke University researchers have engineered rhodium nanoparticles that can harness the energy in ultraviolet light and use it to catalyze the conversion of carbon dioxide to methane, a key building block for many types of fuels. An open-access paper on the work is published in Nature Communications. —Zhang et al.
Eni’s proprietary Eni Slurry Technology (EST) is able to convert refining residues entirely into high-quality light products, eliminating both liquid and solid refining residues with significant environmental benefits. EST is based on the hydro-conversion of heavy loads using a nano-dispersed catalyser (slurry).
However, to date, not much work has been done on the conversion of the ABE mixture.This work examines the dehydration of the ABE mixture. Gupta (2013) Conversion of the Acetone–Butanol–Ethanol (ABE) Mixture to Hydrocarbons by Catalytic Dehydration. Dehydration or deoxygenation can be aided by inorganic catalysts containing acid sites.
Northwestern University scientists have developed a catalyst that can convert atmospheric nitrogen into ammonia under natural conditions. Another advantage of the chalcogel material is its black color, which absorbs a lot of light. The researchers thought they might be able to tap that energy. Abhishek Banerjee, Benjamin D.
In addition, auxiliary consumers such as navigation, daytime running lights, radio and ventilation were either temporarily or permanently in operation. All conversion work will be completed as scheduled this year. Nevertheless, power consumption was a low 10.9 kWh/100 km. The standardized consumption rating of the ID.3 kWh/100 km.
Start-up Liquid Light, a developer of process technology to make major chemicals from low-cost, globally-abundant carbon dioxide ( earlier post ), has closed a $15-million Series B financing. New investors include Sustainable Conversion Ventures, which focuses on renewable fuels and chemicals investments.
Phillips 66 plans to convert its Alliance Refinery in Belle Chasse, La., The conversion is expected to take place in 2022. The refinery processes mainly light, low-sulfur crude oil. to a terminal facility. The refinery suffered significant damage from flooding from Hurricane Ida in August.
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