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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 led by Drs. Using the nanocomposites as photoanodes in dye-sensitized solar cells, they achieved a power conversion efficiency in the solar cells of 10.6%, up from 8%—an increase of almost one-third. This new method used to enhance solar cell performance is quite different, Belcher says.
Researchers at MIT have devised an environmentally-responsible process to recycle materials from discarded automotive lead-acid batteries to fabricate efficient organolead halide perovskite solar cells (PSCs)—a promising new large-scale and cost-competitive photovoltaic technology. Po-Yen Chen, Jifa Qi, Matthew T.
The traces are for solar cells of 7.7% 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. solar-to-fuels systems. illumination.
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. Cite this article Stinn, C., Allanore, A.
Researchers at MIT and Stanford University have developed new battery technology for the conversion of low-temperature waste heat into electricity in cases where temperature differences are less than 100 degrees Celsius. These features lead to a high heat-to-electricity energy conversion efficiency of 5.7% 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). —Winkler et al.
Researchers at MIT have found a way to use thermophotovoltaic devices—solid-state devices that use the sun’s heat, usually concentrated with mirrors, to generate electricity directly—without mirrors to concentrate sunlight, potentially making the system much simpler and less expensive. similar to the greenhouse effect).
The Ni-B i films can be prepared with precise thickness control and operate at modest overpotential providing an alternative to the Co catalyst for applications in solar energy conversion. Tags: Catalysts Hydrogen Production Solar. Earlier post.). PNAS published ahead of print doi: 10.1073/pnas.1001859107. 1001859107.
The MIT Energy Initiative (MITEI) announced its latest round of seed grants to support early-stage innovative energy projects. They can thus be optimized for applications such as carbon capture, wastewater filtration, and natural gas storage, and for use in devices including fuel cells, rechargeable batteries, and solar cells.
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. TEM images of the virus-templated IrO 2 nanowires.
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. Source: MIT. Grimaud et al.
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 Future of Natural Gas: An Interdisciplinary MIT Study.
MIT researchers have discovered a way to increase the efficiency of thermoelectric materials threefold by using “topological” materials, which have unique electronic properties. 1715477115.
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.
” The MIT report said that natural gas should be seen as a “ bridge ” to a low-carbon regime, rather than as the ultimate long-term solution itself. MIT: The Future of Natural Gas. Separately, the International Energy Agency (IEA) released its own report exploring the potential for a “golden age” of gas. Source: IEA.
A team at MITEI (MIT Energy Initiative) has found that hydrogen-generated electricity can be a cost-competitive option for backing up wind and solar. California draws more than 20% of its electricity from solar and approximately 7% from wind, with more VRE coming online rapidly. —Drake Hernandez.
A paper by a team from the University of Chicago and MIT suggests that technology-driven cost reductions in fossil fuels will lead to the continued use of fossil fuels—oil, gas, and coal—unless governments pass new taxes on carbon emissions. Their analysis is published in the Journal of Economic Perspectives. F of warming.
The new ARPA-E selections focus on accelerating innovations in clean technology while increasing US competitiveness in rare earth alternatives and breakthroughs in biofuels, thermal storage, grid controls, and solar power electronics. Solar ADEPT: Solar Agile Delivery of Electrical Power Technology ($14.7 Abengoa Solar Inc.
Sun Catalytix is developing catalysts that use intermittent renewable energy, including solar and wind energy, to split water into storable hydrogen and oxygen—a process that mimics photosynthesis. —MIT Professor and Sun Catalytix Founder Daniel Nocera.
The US Department of Energy announced $75 million in funding to renew the Joint Center for Artificial Photosynthesis ( JCAP ), a DOE Energy Innovation Hub originally established in 2010 with the goal of harnessing solar energy for the production of fuel. The research program involves eight core projects: Light Capture and Conversion.
ExxonMobil said extended its support of the MIT Energy Initiative’s (MITEI) low-carbon energy research and education mission by renewing its status as a founding member for another five years. ExxonMobil first signed on as a member of the initiative in 2014.
While chemically converting natural gas to liquid fuels (GTL) is a proven technology that increases volumetric energy density, the current conversion approach through Fischer-Tropsch (FT-GTL) is challenged by both high capital costs and low conversion efficiencies. process intensification approaches for biological methane conversion.
Transphorm says that its solutions cut energy waste by 20% and simplify the design and manufacturing of a wide variety of electrical systems and devices, including motor drives, power supplies and inverters for solar panels and electric vehicles. Perreault, MIT). At APEC, startup Transphorm Inc. —Primit Parikh.
Electrofuels approaches will use organisms able to extract energy from other sources, such as solar-derived electricity or hydrogen or earth-abundant metal ions. Novel Biological Conversion of Hydrogen and Carbon Dioxide Directly into Biodiesel. This process is less than 1% efficient at converting sunlight to stored chemical energy.
The MIT will develop a new generation of power electronics based on vertical gallium nitride (GaN) superjunction diodes and transistors that can vastly exceed the performance of today’s GaN power devices. 3D-Printed Ceramic Thermocatalytic CO 2 Reactor with High Carbon Conversion and Energy Efficiencies - $3,100,104.
The same is true in reverse, when solar panels lose some of the energy in photons as heat instead of it all being converted into electrons. A thermophotovoltaic (TPV) cell developed by engineers at MIT has eclipsed the 40-percent-efficiency mark. But the tide looks to be turning. Felice Frankel One Large Rat, Hold the Droppings.
The team will apply atomic layer deposition technology to fabricate and modify the catalyst at the atomic level, with the goal of more than doubling catalyst lifetime, improving selectivity and conversion efficiency at reduced costs. Solar Turbines Incorporated. Bio2Electric, LLC d.b.a. EcoCatalytic Technologies. Zyvex Labs, LLC.
Grossman, a professor of materials science and engineering at MIT who was not involved in the study, said: he work impressively highlights the power of tightly coupled computational materials science with advanced experimental techniques, and sets a high bar for such a combined approach.
Durable and affordable higher-temperature heat exchangers could make energy conversion much more efficient, which in turn could reduce fuel consumption, system footprint, capital and operational cost, and emissions. These systems have applicability in high-efficiency fossil energy, concentrating solar power, and small modular nuclear energy.
Researchers at the Skoltech Center for Electrochemical Energy Storage (CEES), a partnership between the MIT Materials Processing Center and Lomonosov Moscow State University, are focusing on the development of higher capacity batteries. Chiang, MIT colleague W. Advanced Li-ion and multivalent ion batteries.
How fast can you ramp your power plants up and down to handle the variability from wind and solar? Energy Information Administration (EIA) and IEA vastly under project ed wind and solar deployments. We did downscaling of where you would build all the wind and solar generation that the model suggested.
This strategy would also make it easier to harvest solar energy. Quantum simulation of ecosystems is another, says Seth Lloyd , a quantum physicist at MIT. Forward , uses a solar sail to help it hover above a star or planet, using radiation pressure from sunlight to balance the force of gravity. “Ah.
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