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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 at MIT have developed a new, efficient way to capture carbon that addresses the inherent inefficiencies ( earlier post ) of incumbent technologies, due to their thermal energy losses, large footprint or degradation of sorbent material. Credit: RSC, Voskian and Hatton (2019).
Using a novel polymerization process, MIT chemical engineers have created a new two-dimensional polymer that self-assembles into sheets, unlike all other polymers which form one-dimensional chains. Dubbs Professor of Chemical Engineering at MIT and the senior author of the new study.
has acquired a carbon nanotube technology that can significantly improve the power capability of lithium-ion batteries, through an exclusive technology licensing agreement with Massachusetts Institute of Technology (MIT). The carbon nanotube technology that we’re adding to our IP portfolio has broad market implications.
A new report from MIT’s Joint Program on the Science and Policy of Global Change suggests that a tax on carbon emissions could help raise the money needed to reduce the US deficit, while improving the economy, lowering other taxes and reducing emissions. They found that the tax would raise $1.5 They found that the tax would raise $1.5
Now, a team of researchers at MIT and Brookhaven National Laboratory has developed a way of achieving results that equal or surpass the durability of the coated surfaces, but with no need for any coatings. The findings are reported in an open-access paper in the journal Advanced Energy Materials.
New processing methods developed by MIT researchers could help ease looming shortages of the essential metals that power everything from phones to automotive batteries by making it easier to separate these rare metals from mining ores and recycled materials. —Antoine Allanore.
Researchers at MIT have modified the soil bacterium Ralstonia eutropha to produce isobutanol and 3-methyl-1-butanol (branched-chain higher alcohols). What it does is take whatever carbon is available, and stores it in the form of a polymer, which is similar in its properties to a lot of petroleum-based plastics. Earlier post.)
A team at MIT, led by Carl V. The carbon nanofiber electrodes are substantially more porous than other carbon electrodes, and can therefore more efficiently store the solid oxidized lithium (Li 2 O 2 ) that fills the pores as the battery discharges. ” Resources. Mitchell, Betar M. Gallant, Carl V. Energy Environ.
Researchers from MIT and Harvard University have developed a material that can absorb the sun’s heat and store that energy in chemical form, ready to be released again on demand. The work was supported by BP though the MIT Energy Initiative and the US. A paper describing the new process is published in the journal Nature Chemistry.
Researchers at MIT are proposing using a variation on pumped hydroelectric systems for storage of electricity produced by offshore wind farms. MIT has filed for a patent on the system. These structures would serve both as anchors to moor the floating turbines and as a means of storing the energy they produce. Earlier post.).
Researchers at MIT have identified , quantified, and modeled a major reason for the poor performance of electroreduction processes to convert CO 2 to fuel or other useful chemicals. The findings could spur progress on developing a variety of materials and designs for electrochemical carbon dioxide conversion systems. —Soto et al.
MIT and the IEA both have newly released reports exploring the potential for and impact of a major expansion in global usage of natural gas, given the current re-evaluation of global supplies. MIT: leaning toward conversion for light-duty vehicles. Earlier post.) I.e., on an energy basis at the point of use, the CO 2.
The human health benefits associated with improvements in air quality related to the reduction in greenhouse gas emissions improvements can offset 26–1,050% of the cost of US carbon policies, depending upon the type of policy, according to a new study by a team from MIT. Carbon-reduction policies significantly improve air quality.
Source: MIT. Researchers from MIT’s Laboratory for Aviation and the Environment have concluded that ground-level PM 2.5 Steven Barrett, an assistant professor of aeronautics and astronautics at MIT, and colleagues have published their results in the journal Atmospheric Environment. Click to enlarge.
Now, a study at MIT has for the first time analyzed and quantified how bubbles form on these porous electrodes. The work is described in the journal Joule , in a paper by MIT visiting scholar Ryuichi Iwata, graduate student Lenan Zhang, professors Evelyn Wang and Betar Gallant, and three others. —Beta Gallant.
MIT scientists demonstrated two approaches for growing CNTs on carbon fiber without degrading the fiber strength. Researchers at MIT have demonstrated two approaches for producing carbon fibers coated in carbon nanotubes without degrading the underlying fiber’s strength. Credit: ACS, Steiner et al.
A new report from the MIT Joint Program on the Science and Policy of Global Change shows the importance of all major nations taking part in global efforts to reduce emissions—and in particular, finds China’s role to be crucial. The various taxes would slow warming to 3.5, we’re really being left behind.”.
Researchers at MIT and in China are proposing a new class of dense intercalation-conversion hybrid cathodes by combining intercalation-type Mo 6 S 8 with conversion-type sulfur (HMSC) to realize a Li–S full cell. Typical sulfur cathodes are made up of 20 to 30 percent carbon, he says, but the new version needs only 10 percent carbon.
A report from MIT and The University of Texas at Austin urges the US to accelerate efforts to pursue carbon capture and storage (CCS) in combination with enhanced oil recovery (EOR), a practice that could increase domestic oil production while significantly curbing emissions of carbon dioxide. -EOR highlighted in red.
New research by MIT scientists suggests that carbon nanotubes could be used to create elastic energy storage systems with energy densities that could be three orders of magnitude higher than those of conventional steel springs, and comparable to Li-ion batteries with potentially more durability and reliability. Hill et al.
A team at MIT has analyzed what has accounted for the extraordinary savings and found that by far the biggest single factor was work on research and development, particularly in chemistry and materials science. What are all the things that different decision makers could do?
Multi-walled carbon nanotubes coated with a 7nm annular shell of cyclotrimethylene-trinitramine (TNA) were used to demonstrate the thermopower waves. While many semiconductor materials can produce an electric potential in response to heat, that effect is very weak in carbon. Source: Choi et al. Click to enlarge. Nature Materials.
Researchers at MIT have identified inexpensive metal alloy materials that can serve as anodes for molten oxide electrolysis (MOE)—an electrometallurgical technique that enables the direct production of metal in the liquid state from oxide feedstock. A paper on their discovery is published in the journal Nature. billion tons per year.
Researchers at MIT led by Drs. Angela Belcher and Paula Hammond have synthesized single-walled carbon nanotube–TiO 2 nanocrystal core–shell nanocomposites using a genetically engineered M13 virus as a template. Adding the carbon nanotubes to the cell provides a more direct path to the current collector, Belcher says.
MIT researchers and colleagues at two national laboratories have developed a sulfonamide-based electrolyte that enables stable cycling of a commercial LiNi 0.8 In a paper in the journal Nature Energy , the MIT team reports that a lithium-metal battery with the electrolyte delivers a specific capacity of >230?mAh?g
The data centers that house the physical computing infrastructure used for running applications are widely known for their large carbon footprint; they currently account for about 0.3% of global greenhouse gas emissions, or about as much carbon as the country of Argentina produces annually, according to the International Energy Agency.
The Massachusetts Institute of Technology has created the MIT/MTL Center for Graphene Devices and Systems (MIT-CG). This interdepartmental center, part of the Microsystems Technology Laboratories (MTL), brings together MIT researchers and industrial partners to advance the science and engineering of graphene-based technologies.
In a study published in the journal Energy Economics , MIT researchers have found that a fuel economy standard is at least six to fourteen times less cost effective than a fuel tax when targeting an identical reduction in cumulative gasoline use (20% by 2050). —Karplus et al.
However, copper is easily oxidized; as a result, the metal is unstable, which can significantly slow its reaction with carbon dioxide and produce unwanted byproducts such as carbon monoxide and formic acid. Kendall Associate Professor of Mechanical Engineering at MIT, postdoc Zichuan Xu and Erica Lai ‘14. —Xu et al.
A new assessment of the viability of coal-to-liquids (CTL) technology by researchers from the MIT Joint Program on the Science and Policy of Global Change (JPSPGC) found that without climate policy, CTL has the potential to account for around a third of global liquid fuels by 2050. of global electricity demand.
A team of researchers at MIT led by Professor Yang Shao-Horn have found that gold-carbon (Au/C) and platinum-carbon (Pt/C) catalysts have a strong influence on the charge and discharge voltages of rechargeable lithium-air (Li-O 2 ) batteries, and thus enable a higher efficiency than simple carbon electrodes in these batteries.
The US Department of Energy (DOE) is awarding $35 million to 15 research projects through ARPA-E’s “Energy and Carbon Optimized Synthesis for the Bioeconomy” (ECOSynBio) program to decarbonize biorefining processes used across the energy, transportation, and agriculture sectors. Carbon-Negative Chemical Production Platform - $4,160,262.57.
cause ~13,000 premature deaths in the UK per year, while an additional ~6,000 deaths in the UK are caused by non-UK European Union (EU) combustion emissions, according to a new study by researchers from MIT, published in the ACS journal Environmental Science & Technology. exposure attributable to transport (as a whole) is BC [black carbon].
A three-year study by a team of researchers based at MIT has concluded that fundamental changes are needed in the US energy-innovation system. The study was carried out at the MIT Industrial Performance Center and involved faculty and students from nine MIT departments. Business as usual is unsustainable over the long run.
A new comprehensive MIT study of the probabilistic projections of climate change in this century found that absent aggressive intervention, warming will likely be about twice as severe as previously estimated by the MIT model six years ago. C by 2100, with a 90% probability range of 3.5 Stone, Chris E. Kicklighter, B. Felzer and J.
MIT Energy Initiative Receiving (MITEI) is receiving $25M from Shell to fund the research and development of high-value, sustainable technologies designed to drive innovation in energy delivery. Those projects will focus on biofuels, advanced modeling, earth science, nanotechnology and carbon management.
Recent studies have also identified that a possible cause of the high-voltage hysteresis is due to side reactions of the electrolyte with the discharge product of the Li-air reaction, Li 2 O 2 [lithium peroxide], which forms lithium carbonate and lithium alkyl carbonates with the carbonate species in the electrolyte.
million in funding for 12 projects as part of Phase 1 of the Advanced Research Projects Agency-Energy’s (ARPA-E’s) FLExible Carbon Capture and Storage (FLECCS) program. Synergistic Heat Pumped Thermal Storage and Flexible Carbon Capture System - $1,000,000. The US Department of Energy announced $11.5 Colorado State University.
Now, a study by MIT researchers suggests that small changes in roadway paving practices could reduce that efficiency loss, at little to no cost. One way is to add a very small amount of synthetic fibers or carbon nanotubes to the mix when laying asphalt. There are several ways to make roadways stiffer, the researchers say.
The end-Permian extinction is associated with a mysterious disruption to Earth’s carbon cycle. First, we show that geochemical signals indicate superexponential growth of the marine inorganic carbon reservoir, coincident with the extinction and consistent with the expansion of a new microbial metabolic pathway.
Natural gas will play a leading role in reducing greenhouse-gas emissions over the next several decades, largely by replacing older, inefficient coal plants with highly efficient combined-cycle gas generation, according to a major new interim report out from MIT. The first two reports dealt with nuclear power (2003) and coal (2007).
New observations by researchers at MIT have revealed the inner workings of a lithium iron phosphate (LiFePO 4 ) cathode—a material widely used in lithium-ion batteries. Yet when treated—with doping and carbon coating—and used as nanoparticles in a battery, the material exhibits an impressively high charging rate.
Researchers at MIT have devised a simple, soluble metal oxide system to capture and transform CO 2 into useful organic compounds. Scientists have long sought ways to convert carbon dioxide to organic compounds. With most of those catalysts, the carbon dioxide binds directly to the metal atoms. —Christopher Cummins.
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