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The study, published in the Journal of the American Chemical Society , lays out a roadmap for successfully navigating this challenging reaction and provides a picture of the full reaction sequence using theoretical modeling and experimental characterization. They also discovered why this three-part interface is successful.
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.
A new study by a team from Environmental Health & Engineering (EH&E) has found that greenhouse gas emissions from corn ethanol are 46% lower than those from gasoline—a decrease in emissions from the estimated 39% done by previous modeling. EH&E) and Adjunct Professor of Environmental Health at Harvard’s T.H. gCO 2 e/MJ (range of 37.6
Among the metals studied, copper is the only metal known for its intrinsic ability to convert CO 2 into hydrocarbons and alcohols via electrochemical CO 2 RR. Advances made in the previous studies inspired us to study each parameter influencing catalyst performance separately (i.e.,
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). coal, oil, natural gas, and biomass). —Schnell et al.
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. Additional funding was provided by ORNL’s Technology Innovation Program.
The conversion normally requires significant amounts of energy in the form of high heat—a temperature of at least 700 ?C, They studied the system using a transmission electron microscope (TEM). The team tapped a novel energy source from the nanoworld to trigger a common chemical reaction that eliminates carbon dioxide.
Idemitsu Kosan, one of Japan’s leading producers and suppliers of energy, has launched a feasibility study of clean hydrogen production in Japan generated from waste, including municipal waste. The goal is to launch a first hydrogen production facility around 2030 capable of processing 200-300 tons of waste per day.
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.
Chile-based Ensorcia Metals , a specialist in the extraction and transformation of high purity lithium, will invest €200 million to build a lithium hydroxide conversion plant in Europe. Ensorcia uses IBAT ’s modular, mobile DLE (Direct Lithium Extraction) technology.
Projects selected under this funding opportunity announcement (FOA) will perform conceptual design studies followed by field validations of cost-effective processes for ocean-based carbon capture and for direct air capture of CO 2 coupled with carbon-free hydrogen and captured CO 2 to create carbon-neutral methanol.
The rapidly growing space industry may have a greater climate effect than the aviation industry and undo repair to the protective ozone layer if left unregulated, according to a new study led by UCL and published in the journal Earth’s Future as an open-access paper. The space industry is one of the world’s fastest growing sectors.
As part of the initial technical study conducted alongside Type Certificate holder MHIRJ over the last year, an initial entry-point for a CRJ 700 retrofit with ZeroAvia’s ZA 2000RJ powertrain—confirming maximum takeoff weight, center of gravity and structural allowances—has been identified. Earlier post.)
In a cohort study of a subset of 2050 newborns from the Children’s Health Study in southern California, researchers at the University of Southern California (USC) found that an increase of 2 standard deviations in prenatal exposure to particulate matter in air pollution was associated with higher newborn total thyroxine (TT4) measures.
ACIA expects to place 10 firm orders for Universal Hydrogen’s ATR 72 conversion kits with additional purchase rights for 20 more conversion kits of various turboprop types. The conversion consists of a fuel cell electric powertrain that replaces the existing turboprop engines. Universal Hydrogen Co.
Alumobility, a non-profit organization focused on solutions to advance the adoption of aluminum automotive body sheet, announced the results of its technical study demonstrating affordable lightweighting through the proposed conversion of a mass-produced C-segment SUV passenger door from steel to aluminum.
Reintroducing airships into the world’s transportation mix could contribute to lowering the transport sector’s carbon emissions and can play a role in establishing a sustainable hydrogen based economy, according to a new IIASA-led study. The open-access paper is published in the journal Energy Conversion and Management: X.
Singapore—based Berge Bulk, one of the world’s leading independent dry bulk shipping companies, and ABS signed a joint project agreement to conduct a detailed feasibility study for the conversion of methanol-fueled propulsion system and aim to kickstart in Q1 2024.
Efforts to shift away from fossil fuels and replace oil and coal with renewable energy sources can help reduce carbon emissions but do so at the expense of increased inequality, according to a new study by researchers at Portland State University (PSU) and Vanderbilt University. —Julius McGee.
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.
This study also proposes a strategy to the production of branched carbon chain compounds via the condensation of biomass platform substrates. The high efficiency of 1.2Ni/MoC catalyst derives from the synergistic effect of Ni metal site and acid site on MoC surface. —Zhou et al.
The tremendous ground clearance is made possible by the conversion to portal axles: unlike conventional axles, the wheels are not at the height of the axle centre, but are instead situated much lower down on the axle hubs owing to the portal gears. Or conversely, the entire vehicle moves up. Key off-road data: EQC 4x4² (study).
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. Their paper appears in the journal ChemSusChem. RJ-4 has a gravimetric and volumetric NHOC of 42.21
A new boron-copper catalyst for the conversion of carbon dioxide (CO 2 ) into chemicals or fuels has been developed by researchers at Ruhr-Universität Bochum and the University of Duisburg-Essen. They optimized already available copper catalysts to improve their selectivity and long-term stability.
When compared to a similarly structured catalyst made from iron—another promising, well-studied platinum substitute—the team found that the cobalt catalyst achieved a similar reaction but with four times the durability. Previous studies had shown that cobalt is far less active than iron-based catalysts.
The International Nickel Study Group (INSG) reported world primary nickel production of 2.610Mt in 2021 and 3.060Mt in 2022. The International Nickel Study Group (INSG) is an autonomous, intergovernmental organization established in 1990 and located in Lisbon, Portugal. INSG forecasts this to reach 3.374Mt in 2023.
mA cm −2 , the study achieved an average production rate of 14.5 Despite some limitations due to O 2 and H 2 crossover through the membrane, the study identified optimal operating conditions for energy-efficient butyric acid production from CO 2. At an applied current of 1.0 g m −2 d −1 of butyric acid.
In a paper in the journal Fuel , the researchers report that the Co-doped graphdiyne catalyst achieved nearly complete decomposition of ammonia at 550 ˚C, and the conversion rate remained stable over 18 h of continuous reaction. Conversely, low-cost metal catalysts are available but demonstrate suboptimal catalytic effects.
The new study is a culmination of that work. Syzygy has licensed Rice’s antenna-reactor technology, and the study included scaled-up tests of the catalyst in the company’s commercially available, LED-powered reactors. —Hossein Robatjazi, chief scientist at Houston-based Syzygy Plasmonics.
Bringin on new capacity requires extensive time and resources, starting with early exploration and target testing (3-6 years) to engineering and economic studies (6-7 years) to construction and initial production (0.5 to 2 years).
Their study was published in the journal A dvanced Energy Materials. The novel photoanodes suppress the undesirable internal and external losses associated with photoelectrochemical water splitting, resulting in an unprecedented photon-to-current conversion efficiency of 12.79%.
An open-access paper on their study appears in the journal Nature Energy. Dramatic improvements in battery technology, coupled with the existing electric drivetrain in predominantly diesel-electric freight trains in the US, pave the way for a rapid conversion to battery-electric freight rail and with substantial cost savings.
Compared with the undoped sulfur carrier, Mo dopant facilitates the surface hydrogen diffusion, thus promoting the overall H 2 S conversion. This study shows that introducing a trace amount of molybdenum into iron sulfide might be an attractive option. —Jangam et al.
2 ethylene at 1.54% light to ethylene conversion efficiency. fold improvement in the light to ethylene conversion efficiency as compared to the cell suspension. PCC 6803 mutant produced ethylene for up to 38 days, yielding 822 mL m ?2 These figures represent a 2-time enhancement in the duration of ethylene production; a 2.2-fold
After systematically studying multiple catalyst compositions, researchers at KAUST and Umicore have clarified the role of cerium (Ce) in Mn-based oxide catalysts for the selective catalytic reduction (SCR) of NO x with NH 3 at temperatures below 200 °C. An open-access paper on the study appears in Nature Communications.
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. at 0 °C and 2.9 at 25 °C.
A paper on the study is published in the journal Nature Microbiology. We study them because they are a natural model biorefinery. Understanding how evolution has solved the complex lignocellulose to fuel conversation process can help us design better industrial mimics and find novel enzymes or pathways.
Details of the team’s study appear in the journal ACS Catalysis. The MoP catalyst also produced hydrogen five times as fast as other non-platinum catalysts reported in related studies. The findings stem from a three-year project funded by the Department of Energy’s Fuel Cell Technologies Office.
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). Heldebrant, D.,
Study co-authors include Rice’s Peter Nordlander, Princeton University’s Emily Carter and Syzygy Plasmonics’ Hossein Robatjazi. In the new study, Halas’ team dotted the surface of grains of silicon dioxide powder with tiny islands of gold. —Naomi Halas.
Their study is published in ACS Energy Letters. This catalyst enabled the direct conversion of syngas to a variety of chemicals and fuels with high selectivity, such as light olefins, ethylene, gasoline, aromatics and oxygenates. Direct syngas conversion to isoparaffin-rich gasoline over OXZEO catalyst. Credit: Feng Jingyao.
A common farm weed could make a jet fuel with fewer production-related environmental impacts than other biofuels, according to a new lifecycle study by researchers at The Ohio State University. The study was published recently in the journal Applied Energy. The data for the models came from existing studies about biofuel production.
Itochu Corporation and Irkutsk Oil Company (IOC); Japan Oil, Gas and Metals National Corporation (JOGMEC); and Toyo Engineering Corporation (TOYO) have agreed to undertake a detailed study for the commercialization of a blue ammonia value chain between Eastern Siberia and Japan.
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