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A team at MIT, led by Carl V. In addition, the nanofiber structure allowed for the clear visualization of the morphological evolution of Li 2 O 2 particles as a function of rate and depth-of-discharge and also of the removal of Li 2 O 2 particles during charging. Source: Mitchell et al. Click to enlarge. ” Resources.
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
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). —MIT Professor Yang Shao-Horn. Paula Hammond, Bayer Chair Professor of Chemical Engineering at MIT.
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.
Friend Family Distinguished Professor of Engineering, have been exploring the use of low-cost materials to create rechargeable batteries that will make energy storage more affordable. Now, they have employed a different approach for incorporating aluminum, resulting in rechargeable batteries that offer up to 10,000 error-free cycles.
A new study from researchers at MIT uncovers the kinds of infrastructure improvements that would make the biggest difference in increasing the number of electric cars on the road, a key step toward reducing greenhouse gas emissions from transportation. A paper on the findings is published in Nature Energy.
Conventional layered lithium and transition metal cathode material (top) and the new disordered material studied by researchers at MIT (bottom) as seen through a scanning tunneling electron microscope. Inset images show diagrams of the different structures in these materials. (In Image courtesy of the researchers. Click to enlarge.
Toyota Motor Corporation has licensed the intellectual property (IP) of WiTricity, an MIT spin-off commercializing an approach to “mid-range” wireless charging (distances from a centimeter to several meters, earlier post ).
In May, researchers at MIT and Stanford University reported the development of new battery technology for the conversion of low-temperature waste heat into electricity in cases where temperature differences are less than 100 ?Celsius. Net energy is generated because the discharge voltage is higher than charge voltage. (b) entropy (T?
During discharge and charge in UHV, Li ions reversibly intercalate/de-intercalate into/from the Li x V 2 O 5 electrode. During discharge, Li ions meet with reduced oxygen on the surface of the Li x V 2 O 5 electrode forming Li 2 O 2 , which is decomposed upon recharge. The rechargeable Li?air Click to enlarge.
In contrast to previous flow batteries, the SSFC stores energy in suspensions of solid storage compounds to and from which charge transfer is accomplished via dilute yet percolating networks of nanoscale conductors. 2011), Semi-Solid Lithium Rechargeable Flow Battery. Source: Duduta et al. Click to enlarge. —Duduta et al.
A theoretical investigation of the effects of elastic coherency on the thermodynamics, kinetics, and morphology of intercalation in single lithium iron phosphate nanoparticles by MIT associate professor Martin Z. These characteristics help explain why this material is so good for rechargeable batteries, he says. —Troy Farrell.
An international team of researchers led by Quanguan Pang at Peking University and Donald Sadoway at MIT reports a bidirectional, rapidly charging aluminum–chalcogen battery operating with a molten-salt electrolyte composed of NaCl–KCl–AlCl 3. 2022) “Fast-charging aluminium–chalcogen batteries resistant to dendritic shorting.”
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.
(AV) of Monrovia, California to provide AV’s electric vehicle (EV) charging stations to its customers—including utilities, developers, contractors, businesses, and consumers—through Milbank’s nationwide distribution network.
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. Click to enlarge.
Full charge–discharge cycles at constant 197C and 397C current rates without holding the voltage. Researchers at MIT have developed a lithium iron phosphate electrode material that achieves ultra-high discharge rates comparable to those of supercapacitors, while maintaining the high energy density characteristic of lithium-ion batteries.
Nissan is developing an inductive charging system capable of transmitting power wirelessly over longer distances, and is exploring scaling it up for use with its electric car. Inductive charging with a paddle-type connector was used in a number of earlier EVs, notably GM’s EV1, the Nissan Hypermini EV, and the Toyota RAV4.
Three MIT-affiliated research teams will receive about $10M in funding as part of a $35M materials science discovery program launched by the Toyota Research Institute (TRI). Provided over four years, the support to MIT researchers will be primarily directed at scientific discoveries and advancing energy storage. Earlier post.)
Researchers at MIT have carried out the most detailed analysis yet of lithium dendrite formation from lithium anodes in batteries and have found that there are two entirely different mechanisms at work. The MIT team carried out tests at higher current levels that clearly revealed the two distinct types of growth. —Bai et al.
Persson is also a co-founder of Pellion Technologies—an MIT spin-off co-founded by Dr. Gerbrand Ceder, funded by Vinod Khosla, and recipient of an ARPA-E grant ( earlier post ) that is developing a magnesium-ion (Mg-ion) rechargeable battery. Mg 2+ rather than Li + ).
Here we develop and demonstrate a machine learning methodology to efficiently optimize a parameter space specifying the current and voltage profiles of six-step, ten-minute fast-charging protocols for maximizing battery cycle life, which can alleviate range anxiety for electric-vehicle users. The new research sought to optimize this process.
A study by a team at MIT has concluded that roughly 90% of the personal vehicles on the road in the US could be replaced by an electric vehicle available on the market today, even if the cars can only charge overnight. Reed Faculty Initiatives Fund, and the MIT Energy Initiative. Needell, James McNerney, Michael T.
MIT professor Donald Sadoway and his team have demonstrated a long-cycle-life calcium-metal-based liquid-metal rechargeable battery for grid-scale energy storage, overcoming the problems that have precluded the use of the element: its high melting temperature, high reactivity and unfavorably high solubility in molten salts.
A new metal mesh membrane developed by researchers at MIT could advance the use of the Na–NiCl 2 displacement battery, which has eluded widespread adoption owing to the fragility of the ?"-Al The results could make possible a whole family of inexpensive and durable materials practical for large-scale rechargeable batteries.
Researchers led by a team from MIT, with colleagues from Oak Ridge National Laboratory (ORNL), BMW Group, and Tokyo Institute of Technology have developed a fundamentally new approach to alter ion mobility and stability against oxidation of lithium ion conductors—a key component of rechargeable batteries—using lattice dynamics.
Researchers at MIT, the University of Pittsburgh, and Sandia National Laboratories have used transmission electron microscope (TEM) imaging to observe the electrochemical oxidation of Li 2 O 2 , providing insights into the rate-limiting processes that govern charge in Li–O 2 cells. Mao, suggested. Oxidation of Li 2 O particles. (a)
Unlike more conventional supercapacitor electrode materials with large surface areas and high porosities, the new hydrophilized polymer network uses ion-conducting channels for fast ion transport and charge storage. When sandwiched between and charged by two metal plates, the membrane can store charge at 0.2 —Xie et al.
It’s been known that dendrites form more rapidly when the current flow is higher—which is generally desirable in order to allow rapid charging. So far, the current densities that have been achieved in experimental solid-state batteries have been far short of what would be needed for a practical commercial rechargeable battery.
The aerobic microbe has been engineered at MIT and is capable of converting a variety of organic compounds into oil, from which biodiesel may be produced. Li-Air Battery : Development Of Ultra-high Specific Energy Rechargeable Lithium/Air Batteries Based On Protected Lithium Metal Electrodes. Harvard, Univ. of Delaware).
ChargePoint, the world’s largest electric vehicle (EV) charging network, is rapidly expanding both its technical capability with the introduction of its modular Express Plus EV fast-charging platform (up to 400 kW) ( earlier post ) as well as its geographic reach with its expansion into Europe ( earlier post ). —Simon Lonsdale.
Because magnesium is divalent, it can displace double the charge per ion (i.e., Based in Cambridge, MA, Pellion was founded by a team of MIT researchers. US Patent Nº 8,951,680 : “Rechargeable magnesium ion cell components and assembly ” (Assignee: Pellion, published 10 Feb 2015). Mg 2+ rather than Li + ).
Gerbrand Ceder (now at UC Berkeley/Lawrence Berkeley Lab as of 1 July, formerly at MIT) have developed a new class of high capacity cation-disordered oxides—lithium-excess nickel titanium molybdenum oxides (Li-Ni-Ti-Mo, or LNTMO)—for Li-ion cathode materials which deliver capacities up to 250 mAh/g. —Lee et al. 1246432.
The Massachusetts Institute of Technology (MIT) has a reputation for its ground-breaking research particularly in the areas of energy, mechanical engineering and medical technology. But now the leading US college is practicing what it preaches by installing electric car recharging infrastructure [.].
using sodium or lithium) on discharge, which, in principle, reversibly evolve oxygen on charge. However, the chemistry suffers from large charge overpotentials, leading to relatively low round trip energy storage efficiencies and significant capacity fading. Unlike conventional intercalation batteries (e.g.,
The semi-solid thick electrode is a material science innovation originating in Dr. Yet-Ming Chiang’s lab at MIT. (Dr. Conventional lithium-ion battery cells have a large fraction of inactive, non-charge carrying materials—supporting metals and plastics—that are layered, one-on-top of the other, within a cell’s casing. Click to enlarge.
Most homeowners have or can easily set up for plug-in electric vehicle (PEV) battery charging overnight while the driver sleeps. [ 5 ] Increasing numbers of drivers can get PEV charging at their workplace. [ Slow Level 1 charging [ 11 ] should be used to recharge PHEVLER batteries whenever possible.
The semisolid thick electrode is a material science innovation originating in Dr. Chiang’s lab at MIT. Conventional lithium-ion battery cells have a large fraction of inactive, non-charge carrying materials—supporting metals and plastics—that are layered, one-on-top of the other, within a cell’s casing. Click to enlarge.
The breakthrough could revolutionize electric car battery technology and pave the way for ultra-fast charging electric vehicles in as little as two years. The discovery came when MIT researchers Byoungwoo Kang and Gerbrand Ceder found out how to get a common lithium compound to release and take up lithium ions in a matter of seconds.
vehicles (EVs) without draining the electric battery, in effect, extending the driving range of EVs per electric charge. thermoelectric energy converters to recharge the hot and. electrical battery is being charged. transportable like fuels, 100% renewable, rechargeable like a. storage and fast charging times.
MIT spinoff A123 was a personal favorite, also Germany’s Continental was in the running, but it was LG Chem subsidiary and Detroit based Compact Power, Inc. Lots going on with batteries now, as John O’Dell’s piece below illustrates. that got the nod.
Photo-illustration: Max-o-matic; photo source: M&N/Alamy Some operators of early direct-current power plants at the turn of the 20th century solved the problem of uneven power output from their generators by employing large banks of rechargeable lead-acid batteries, which served as a kind of buffer to balance the flow of electrons.
» Transportation | March 28, 2009 | by EV World The Reality of Fast Charging for Electric Vehicles By Noel Adams Every so often I read articles, like the ones recently about a breakthrough from researchers at MIT, which will allow batteries to charge quickly, in this case, in 2 seconds.
The Karma, a luxury four-passenger sedan, can be recharged by plugging it in; it can then be driven on power from a battery alone for 50 miles. After that, an onboard gasoline generator kicks on to recharge the battery, extending the range by 250 miles between fill-ups. The Karma can be refueled quickly.)
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