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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. —Michael Strano.
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 desalination process developed by engineers at MIT could treat produced water—deep water, often heavily laden with salts and minerals—from natural gas wells at relatively low cost. The research is the work of a team including MIT postdoc Prakash Narayan, mechanical engineering professor John H.
A team of MIT researchers, led by Dr. Angela Belcher, has engineered a common bacteriophage virus (M13) to function as a scaffold to mediate the co-assembly of zinc porphyrins (photosensitizer) and iridium oxide hydrosol clusters (catalyst) for visible light-driven water oxidation. Source: Nam et al., Supplementary materials.
As water-splitting technologies improve, often using porous electrode materials to provide greater surface areas for electrochemical reactions, their efficiency is often limited by the formation of bubbles that can block or clog the reactive surfaces. As a result, there were substantial changes of the transport overpotential.
The midwater plume comprises two stages: (i) the dynamic plume, in which the sediment-laden discharge water rapidly descends and dilutes to a neutral buoyancy depth, and (ii) the subsequent ambient plume that is advected by the ocean current and subject to background turbulence and settling. Earlier post.). n Bancaria “la Caixa.”.
Researchers led by MIT professor Daniel Nocera have produced an “artificial leaf”—a solar water-splitting cell producing hydrogen and oxygen that operates in near-neutral pH conditions, both with and without connecting wires. aligned with the low-cost systems engineering and. Reece et al. Click to enlarge.
Researchers at MIT are proposing using a variation on pumped hydroelectric systems for storage of electricity produced by offshore wind farms. Geologic pumped hydroelectric storage works by pumping water to a reservoir behind a dam when electricity demand is low. Earlier post.).
In a paper being presented at WCX SAE World Congress Experience in Detroit this week, a team from MIT is proposing the use of a flex-fuel gasoline-alcohol engine approach for a series-hybrid powertrain for long-haul Class 8 trucks. Ethanol or methanol would be employed to increase knock resistance. —Daniel Cohn.
To try to expand biofuels’ potential impact, a team of MITengineers has now found a way to expand the use of a wider range of nonfood feedstocks to produce such fuels. The MIT researchers developed a way to circumvent that toxicity, making it feasible to use those sources, which are much more plentiful, to produce biofuels.
A team of researchers at MIT is developing and testing a new silicon carbide (SiC) cladding material for nuclear fuel rods that could reduce the risk of hydrogen production by roughly a thousandfold compared to the common zircaloy cladding. SiC is “ very promising, but not at the moment ready for adoption ” by the nuclear industry, he adds.
A scheme of an M13 virus and its cloning vector for genetic engineering. 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. Click to enlarge.
A team of researchers at MIT has described a framework for efficiently coupling the power output of a series-connected string of single-band-gap solar cells to an electrochemical process that produces storable fuels. Watson Research Center) and former MIT graduate student Casandra Cox (now at Harvard). Source: Winkler et al.
To further that vision, MIT researchers have given new capabilities to their fleet of robotic boats—which are being developed as part of an ongoing project—that lets them target and clasp onto each other, and keep trying if they fail. The aim is to use roboat units to bring new capabilities to life on the water.
a company that has developed a low-cost hybrid electric powertrain designed specifically for class 1-3 commercial fleet use ( earlier post ), will display a Chevrolet Express 2500 cargo van fitted with the company’s hybrid technology at the 2012 Massachusetts Institute of Technology (MIT) Energy Conference Energy Showcase on 16 March.
Three MIT-led research teams have won awards from the Department of Energy’s Nuclear Energy University Programs ( NEUP ) initiative to support research and development on the next generation of nuclear technologies. Fluoride-salt High-Temperature Reactor.
Researchers at MIT, led by associate professor of mechanical engineering Kripa Varanasi, say they have found a solution, described recently in the RSC journal Physical Chemistry Chemical Physics. — Methane hydrates can freeze upon contact with cold water in the deep ocean, are a chronic problem for deep-sea oil and gas wells.
The MIT Energy Initiative (MITEI) announced its latest round of seed grants to support early-stage innovative energy projects. Past themes have included topics as diverse as the role of big data and the energy-water nexus. A total of more than $1.6 million was awarded to 11 projects, each lasting up to two years.
MIT researchers have found a new family of highly active catalyst materials that provides the best performance yet in the oxygen evolution reaction (OER) in electrochemical water-splitting—a key requirement for energy storage and delivery systems such as advanced fuel cells and lithium-air batteries. Grimaud et al.
A new MIT and Caltech study on the impact that global climate change will have on precipitation patterns concludes that extreme rainfall will increase in the future. The basic underlying reason for the projected increase in precipitation is that warmer air can hold more water vapor. C by 2100, with a 90% probability range of 3.5
MIT researchers have now developed a sub-terahertz-radiation receiving system that could help steer driverless cars when traditional methods fail. Joining Han on the paper are first author Zhi Hu and co-author Cheng Wang, both PhD students in in the Department of Electrical Engineering and Computer Science working in Han’s research group.
Findings by MIT researchers could help advance the commercialization of supercritical water technology for the desulfurization and upgrading of high-sulfur crude oil into high-value, cleaner fuels such as gasoline without using hydrogen—a major change in refining technology that would reduce costs, energy use, and CO 2 emissions.
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).
The SAB is chaired by John Deutch, Institute Professor at MIT, whose government experience includes service as Director of Energy Research and Undersecretary of the Department of Energy, and Undersecretary of Defense for Acquisition and Technology. Earlier post.). —John Deutch.
Algae have the potential to produce large volumes of fuel per unit area of production on marginal lands using saline water unsuitable for food crops. Thus, algal biofuels could expand transportation energy supplies, without significantly displacing land and water resources that would otherwise have been used for food production.
MIT researchers used modified M13 bacteriophages as templates to assemble noble metal allow nanowires for Li-ion anode materials. An MIT team including Drs. Credit: ACS, Lee et al. Click to enlarge. Earlier post.) Earlier post.). Biological systems offer capabilities for environmentally benign materials synthesis.
The new MIT proces converts furfural into GVL via a series of cascading (domino-like) reactions catalyzed by zeolites with Lewis and Brønsted acid sites. The new MIT production method, described in the June 11 issue of the journal Angewandte Chemie , eliminates both of those obstacles. Credit: Bui et al. Click to enlarge.
Ruthenium dioxide is widely used in industrial processes, in which it’s particularly important for catalyzing the oxygen evolution reaction (OER) that splits molecules of water and releases oxygen. I think the exciting aspect of the work is that we push a little bit the boundary of our understanding of the catalysis of splitting water.
A paper on their work appears in the ACS journal Industrial and Engineering Chemistry Research. Butyric acid decarboxylates in supercritical water to give propane as the major product at 454 °C and 25 MPa. Butyric acid decarboxylates in supercritical water to give propane as the major product at 454 °C and 25 MPa.
MIT researchers have developed a new system that could potentially be used for converting power plant emissions of carbon dioxide into carbon monoxide, and thence into useful fuels for cars, trucks, and planes, as well as into chemical feedstocks for a wide variety of products. Ghoniem’s lab is exploring some of these options.
Graphic / Ruben Juanes, MIT. Researchers at MIT have elucidated how underground methane in frozen regions—e.g., lead author Ruben Juanes, the ARCO Assistant Professor in Energy Studies in the Department of Civil and Environmental Engineering. Video / Ruben Juanes and Antone Jain, MIT. Click to enlarge.
MIT researchers are proposing a novel electricity generation process using natural gas and solid oxide fuel cells at high electrical efficiency (74%HHV) with zero atmospheric emissions. The research was partly funded from the BP-MIT Conversion Research Program. A paper on their work is in press in the Journal of Power Sources.
Researchers at MIT and King Fahd University of Petroleum and Minerals (KFUPM) in Saudi Arabia have devised a robotic system that can detect leaks in gas, oil and water pipelines at a rapid pace and with high accuracy by sensing a large pressure change at leak locations. Top ]: Solid model side view of Leak Detector.
A team of researchers at MIT has developed a coating that could stop the buildup of hydrate ices that slow or block oil and gas flow. The key to the new system is coating the inside of the pipe with a layer of a material that promotes spreading of a water-barrier layer along the pipe’s inner surface. through the MIT Energy Initiative.
Using a new kind of hydrogel material, researchers at the University of Texas at Austin have pulled water out of thin air at temperatures low enough to be achieved with sunlight. Atmospheric water harvesting draws water from humidity in the air. The material is a hydrogel, a polymer network that naturally retains a lot of water.
CleanFUEL USA, a leading supplier of alternative fuel infrastructure and propane engine systems, will build and certify a multi-purpose 8-liter General Motors (GM) propane engine in partnership with Freightliner Custom Chassis Corporation (FCCC), a subsidiary of Daimler Trucks North America. medium-duty engine, as well as a 6.0L
Global infrastructure company Ferrovial and the Massachusetts Institute of Technology (MIT) just signed a five-year agreement, with Ferrovial joining the Massachusetts Institute of Technology Energy Initiative (MITEI) to support a range of research projects on transforming critical urban infrastructures of the future. Ferrovial and MIT.
The BASF and Volkswagen international “ Science Award Electrochemistry 2017” ( earlier post ) this year goes to Dr. Jennifer Rupp at MIT. Rupp is Assistant Professor of Materials Science and Engineering at the Massachusetts Institute of Technology (MIT) in Cambridge (USA) and affiliated to ETH Zurich (Switzerland).
At that temperature, Heliogen can perform CO 2 -splitting and water-splitting to make 100% fossil-free fuels such as hydrogen or syngas. The Heliogen team includes scientists and engineers from Caltech, MIT, and other leading institutions and is based in Pasadena, California.
With the new funding, GMZ will expand its engineering and go-to-market capabilities as the company moves into production of its thermoelectric technologies. GMZ’s material, a nanostructured bismuth antimony telluride, was developed by researchers at Boston College and MIT.
Such a design, as described at the Small Modular Reactors Symposium by MIT professors Jacopo Buongiorno, Michael Golay, and Neil Todreas, along with others from MIT, the University of Wisconsin, and Chicago Bridge and Iron, could ride out tsunamis. For this new design, he says, “the biggest selling point is the enhanced safety.”.
Within the program, BP scientists and engineers and MIT researchers collaborate across a range of fields including energy conversion, energy sustainability, materials science, and the modeling of global energy production and use. —Ellen Williams, BP’s Chief Scientist.
When methane hydrates are “melted,” or exposed to pressure and temperature conditions outside those where the formations are stable, the solid crystalline lattice turns to liquid water, and the enclosed methane molecules are released as gas. Massachusetts Institute of Technology (MIT). MIT will work with the U.S.
Smith says she believed the disparity was because girls were not being introduced to science, technology, engineering, and mathematics in elementary and middle school. The nonprofit was one of seven winners last year of MIT Solve’s Gender Equity in STEM Challenge. Code Girls United Founded 2018 Headquarters Kalispell, Mont.
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