This site uses cookies to improve your experience. To help us insure we adhere to various privacy regulations, please select your country/region of residence. If you do not select a country, we will assume you are from the United States. Select your Cookie Settings or view our Privacy Policy and Terms of Use.
Cookie Settings
Cookies and similar technologies are used on this website for proper function of the website, for tracking performance analytics and for marketing purposes. We and some of our third-party providers may use cookie data for various purposes. Please review the cookie settings below and choose your preference.
Used for the proper function of the website
Used for monitoring website traffic and interactions
Cookie Settings
Cookies and similar technologies are used on this website for proper function of the website, for tracking performance analytics and for marketing purposes. We and some of our third-party providers may use cookie data for various purposes. Please review the cookie settings below and choose your preference.
Strictly Necessary: Used for the proper function of the website
Performance/Analytics: Used for monitoring website traffic and interactions
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. (B) MS signal and SFE values for a wireless configuration. Reece et al.
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. Auto-catalytic self-templating of 2DPA-1.
A team of MIT researchers lead by Prof. John Goodenough from the University of Texas as Austin, has found one of the most effective catalysts yet discovered for the oxygen evolution reaction (OER) for use in water-splitting to produce hydrogen or in rechargeable metal-air batteries. Yang Shao-Horn, in collaboration with Prof.
Daniel Nocera and his associates have found another formulation, based on inexpensive and widely available materials, that can efficiently catalyze the splitting of water molecules using electricity. But in further work, “ we have totally gotten rid of the platinum of the hydrogen side ,” Nocera says. Earlier post.). Earlier post.).
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.
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.
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.
The US Department of Energy’s Nuclear Energy University Program ( NEUP ) has awarded research funds to the MIT Energy Initiative, CORE POWER, and the Idaho National Laboratory for a three-year study into the development of offshore floating nuclear power generation in the US. Source: MIT CANES. Funding would come from the $1.2-trillion
In a presentation at the 241 st National Meeting of the American Chemical Society today in Anaheim, Dr. Daniel Nocera of MIT said that his team has developed a practical “artificial leaf”—a type of solar cell that shows promise as an inexpensive source of electricity for the poor in developing countries. 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. In all of these, I think the hydrogen co-evolution becomes a bottleneck. The research was supported by Shell, through the MIT Energy Initiative.
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. Such a system would use sunlight to produce a storable fuel, such as hydrogen, instead of electricity for immediate use.
Researchers from UC Davis and the Massachusetts Institute of Technology have uncovered more detail about the functioning of cobalt as a water-splitting catalyst. In 2008, MIT chemists, led by Professor Dan Nocera, reported that a simple cobalt catalyst could split water at neutral pH to produce oxygen, protons and electrons.
Researchers have developed a previously undescribed approach to optimize hydrogen production in a photosynthetic process by microorganisms such as algae and cyanobacteria. Adding the bioengineered enzyme increases the rate of algal hydrogen production by about 400%, Yacoby says. —Yacoby et al. ” —Iftach Yacoby.
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.
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.
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.
Microfractures in metal alloys, though impossible to see with the naked eye, can easily spread when exposed to water or hydrogen and lead to major problems in structures such as bridges, electrochemical and nuclear plants and hydrogen storage containers, leading to failures and expensive repairs. Suter, Silvija Grade?ak
The ability to convert electrical energy into hydrogen reducing equivalents is fundamental to an enormous number of processes. With technology based on patents developed right here at MIT by Daniel Nocera, Sun Catalytix now has the support it needs to bring breakthrough energy storage technologies to market more quickly.
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.
However, such arguments have been difficult to justify quantitatively, the MIT team notes; quantitative estimates of direct volcanic outgassing are much too small to account for the changes in the carbon cycle. Other proposals suggest secondary effects of the volcanism—such as raging coal fires—as the mechanism.
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.
hydrocarbons (propane and propylene) from renewable biomass via the hydrothermal conversion of well-known fermentation end-products (butyric acid and 3-hydroxybutyrate) without the use of exogenous hydrogen. Butyric acid decarboxylates in supercritical water to give propane as the major product at 454 °C and 25 MPa. Authors Curt R.
The US Department of Energy (DOE) has awarded MIT associate professor of metallurgy Antoine Allanore a $1.9-million splitting water into hydrogen and oxygen. Such electrolytic processes are the primary method of aluminum production and are used as the final step to remove impurities in copper production.
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.
Hydrogen and its derivatives could be that fuel, argues a commentary by four energy researchers in the journal Joule. However, they note, a clean US hydrogen economy will require a comprehensive strategy and a 10-year plan. John Deutch, an emeritus Institute Professor at MIT. —Arun Majumdar.
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. Applying the model, they found that the average LCOE associated with meeting this seasonal imbalance is $2400/MWh using a HFGT fueled with green hydrogen and $3000/MWh using a LI.
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.
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. Reducing equivalent: Hydrogen; Organism: Cupriavidus necator; Product: Biodiesel.
Researchers at Harvard have created a hybrid water splitting–biosynthetic system based on a biocompatible Earth-abundant inorganic catalyst system to split water into molecular hydrogen and oxygen (H 2 and O 2 ) at low driving voltages. It takes sunlight, water and air—and then look at a tree. —Daniel Nocera.
The post-combustion outlet gas is more easily separated into water and CO 2 to the pipeline, thereby lowering the electricity costs of grids with high levels of VRE. Process Integration and Optimization of an NGCC Power Plant with CO 2 Capture, Hydrogen Production and Storage - $479,966. 8 Rivers Capital. Envergex, LLC.
Energetics Technology Center will build upon past successes with co-deposition experiments using palladium, lithium, and heavy water together to create an environment in which LENR can occur. The team will develop an experimental platform that thoroughly and reproducibly test claims of nuclear anomalies in gas-loaded metal-hydrogen systems.
Their work integrates water-splitting catalysts comprising earth-abundant components with wild-type and engineered Ralstonia eutropha bacteria to generate biomass and isopropyl alcohol. Renewable-fuels generation has emphasized water splitting to produce hydrogen and oxygen. The resulting hydrogen is then fed to R.
Because spallation occurs in a water-filled borehole, Potter Drilling’s technology can be used to drill to depths required for universal EGS (12,000 to 30,000 feet). Hydrothermal spallation was invented and patented by cofounder Bob Potter and Jefferson Tester of MIT. 5H 2 O + CO 2 ?H H = -1006.5 kJ/mol methanol. Earlier post.).
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. A Zero-emission Process for Direct Reduction of Iron by Hydrogen Plasma in a Rotary Kiln Reactor - $1,200,000. Dimensional Energy.
The LT team will develop a gas fermentation process that leverages affordable, renewable hydrogen to capture and fix CO 2 directly into valuable fuels and chemicals. At commercial scale, the inputs to the proposed “carbon refinery” process are carbon-free renewable energy, water, and CO 2. Ohio State University.
JCAP researchers are focused on achieving the major scientific breakthroughs needed to produce liquid transportation fuels from a combination of sunlight, water, and carbon dioxide, using artificial photosynthesis.
A team of researchers from Massachusetts Institute of Technology (MIT) have developed a novel new way to produce hydrogen fuel using modified viruses to mimic the process of photosynthesis. Tags: Hydrogen fuel fuel hydrogenmit nanotechnology photosynthesis solar virus.
decrease water use compared to conventional algae reactors. convert natural gas into methanol and hydrogen. The Massachusetts Institute of Technology (MIT) will develop a. deployed remotely, MIT’s reformer could be used for small, remote sources of gas. engineered to use fertilizer and water more efficiently and.
The ethane subsequently undergoes dehydrogenation to form ethylene and water. In the OCM reaction, methane (CH 4 ) is activated on the catalyst surface, forming methyl free radicals (CH 3 ) which then couple in the gas phase to form ethane (C 2 H 6 ). ” —Alex Tkachenko.
The research team also included scientists at MIT, who provided computational resources, and Argonne, who provided key experimental confirmation of the magnesium scandium selenide spinel material to document its structure and function. —Canepa et al. Pieremanuele Canepa, Shou-Hang Bo, Gopalakrishnan Sai Gautam, Baris Key, William D.
Researchers at MIT had earlier demonstrated the ability to make biopropane (LPG from corn or sugarcane) using a supercritical water process, and created a startup (C3 BioEnergy) in 2007 that attempted to commercialize the technology. The University of Kitakyushu process for the conversion of DME to LPG using hydrogen.
But algae could also be used to produce hydrogen as a fuel as like many common water-dwelling [.]. Scientists are already extensively researching using it as a biofuel, extracting oil from it for use in combustion engine vehicles.
Surrounding a doughnut-shaped vacuum chamber, a 3-meter-tall stack of high-temperature superconducting magnets will create a powerful magnetic field to squeeze and corral a swirling, superheated mass of hydrogen plasma. In 2015, Mumgaard huddled with a group of his fellow MIT researchers to rethink the approach to fusion power.
Some industry players are looking to ammonia, batteries, and hydrogen, among other options for powering ships. Hydrogen Is Coming to the Rescue Joe DelNero/NREL A consortium of U.S. But theres a growing chorus of voices pushing for nuclear power, a zero-emissions technology that already plows the oceans.
We organize all of the trending information in your field so you don't have to. Join 5,000+ users and stay up to date on the latest articles your peers are reading.
You know about us, now we want to get to know you!
Let's personalize your content
Let's get even more personalized
We recognize your account from another site in our network, please click 'Send Email' below to continue with verifying your account and setting a password.
Let's personalize your content