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Argonne National Laboratory, which has contributed heavily to the research and development of Li-ion battery technology, is now pursuing research into Lithium-air batteries. Li-air batteries use a catalytic air cathode that converts oxygen to lithium peroxide; an electrolyte; and a lithium anode.
Diagram of the STAIR (St Andrews Air) cell. Oxygen drawn from the air reacts within the porous carbon to release the electrical charge in this lithium-air battery. Lithium-air batteries use a catalytic air cathode in combination with an electrolyte and a lithium anode. Click to enlarge.
charge cycle, K?O Researchers at Ohio State University (OSU) have demonstrated the concept of a potassium-air (K?O In a paper published in the Journal of the American Chemical Society , they reported a charge/discharge potential gap smaller than 50 mV at a current density of 0.16 The charge overpotential ? O 2 batteries.In
General schematic of a lithium-air battery. Leveraging expertise in materials science, nanotechnology, green chemistry and supercomputing, scientists at IBM Research’s Almaden lab in San Jose, California, are undertaking a multi-year research initiative around a grid-scale, efficient, affordable electrical energystorage network.
During discharge and charge in UHV, Li ions reversibly intercalate/de-intercalate into/from the Li x V 2 O 5 electrode. Under ultra-high vacuum (UHV), they found that lithium intercalated into Li x V 2 O 5 while molecular oxygen was reduced to form lithium peroxide on Li x V 2 O 5 in the presence of oxygen upon discharge.
Researchers at the Illinois Institute of Technology (IIT) and US Department of Energy’s (DOE) Argonne National Laboratory have developed a lithium-air battery with a solid electrolyte. The four-electron reaction is enabled by a mixed ion–electron-conducting discharge product and its interface with air.
The New York State Energy Research and Development Authority (NYSERDA) will award $8 million to help develop or commercialize 19 advanced energystorage projects. The 19 projects, which include two lithium-air efforts, will leverage $7.3 Next-generation lithium-ion rechargeable batteries. Murray, Jr.,
Bloomberg reports that the Volkswagen Group will decide by July how to proceed with solid state energystorage technology under development by Quantumscape ( earlier post) , citing Prof. The all solid-state system would enable high energy density, high power density, and reversibility of a lithium-air battery, according to the claims.
Gravimetric Ragone plot comparing energy and power characteristics of CNF electrodes based on the pristine and discharged electrode weight with that of LiCoO 2. Li-air (or Li-O 2 ) batteries are receiving a great deal of attention and funding as a high-density energystorage solution, especially for electric vehicle applications.
Researchers at George Washington University led by Dr. Stuart Licht have introduced the principles of a new class rechargeable molten air batteries that offer amongst the highest intrinsic electric energystorage capabilities. In 2008 a zirconia stabilized VB 2 air battery was presented. Earlier post.] —Licht et al.
Carl Thompson sheds more light on the morphological evolution of Li 2 O 2 particles in Lithium-air batteries. Lithium-air (Li?O The nucleation, growth, and morphological evolution of Li 2 O 2 particles have not been thoroughly investigated to date.
Carbon is seen as an attractive potential cathode material for aprotic (non-aqueous) Lithium-air batteries, which are themselves of great interest for applications such as in electric vehicles because of the cells’ high theoretical specific energy. Carbon promotes electrolyte decomposition during discharge and charge in a Li?O
Lithium-air batteries, with a theoretical gravimetric energy density of ?3500 3500 Wh/kg, are of great interest as next-generation energystorage systems that would enable, among other things, much longer range in EVs. Lithium-ion rechargeable batteries are based on a pair of intercalation electrodes.
The key to their work was to increase the surface area of the wire, thus increasing the area where electrochemical activity takes place during charging or discharging of the battery. The increase in surface area produced by this method can provide a big advantage in lithium-air batteries’ rate of charging and discharging.
Discharge–charge performance of lithium-oxygen batteries with (a) GNSs, (b) BP-2000, and (c) Vulcan XC-72 cathodes at a current density of 75 mA g -1. mAh g -1 —the highest capacity of any carbon-based materials in lithium-oxygen batteries reported so far, according to the team. Click to enlarge.
The aim is to make this particularly safe energystorage system fit for electric vehicles and other high-energy applications. The current density distribution at the interfaces can be homogenized, for example, by introducing intermediate layers with finely tuned lithium transport properties. —Daniel Rettenwander.
BioSolar, a developer of energystorage technology and materials, has begun development of a high energy anode for current- and next-generation lithium batteries. In contrast, BioSolar’s new anode technology is compatible with existing lithium-ion intercalation chemistries. Earlier post.).
The US Department of Energy is awarding $106 million in funding for 37 research projects selected in the second round by the DOE’s Advanced Research Projects Agency-Energy (ARPA-E). Better Batteries - Batteries for Electrical EnergyStorage in Transportation (BEEST). Earlier post.). Earlier post.) Lead organization.
Lithium-air batteries are looked to by many as a very high-energy density next-generation energystorage solution for electric vehicles. However, the technology has several holdups, including losing energy as it stores and releases its charge.The reaction mechanisms are, in general, not well understood.
The research pathways focus on fuel diversification, vehicle efficiency, energystorage, lightweight materials, and new mobility technologies to improve the overall energy efficiency and affordability of the transportation system. Lithium-sulfur and lithium-air battery cell development.
Lithium-air (or lithium-oxygen) batteries potentially could offer three times the gravimetric energy of current Li-ion batteries (3500 Wh/kg at the cell level); as such, they are looked to a potential solution for long-range EVs. V), where Li 2 O 2 is formed directly through electrochemical steps. —Tuodziecki et al.
The battery, which can be low cost and reliable in terms of safety, provides another chemistry for post Li-ion batteries, they suggest, and with higher practical energy densities than Li-air systems for supporting applications including electric vehicles and large-scale grid energystorage. Higher energy efficiency.
Stuart Licht introduced the principles of a new class rechargeable molten air batteries that offer amongst the highest intrinsic electric energystorage capabilities. The iron molten air battery; illustration of the charge/discharge in molten carbonate. Earlier post.) Cui and Licht, SI. Click to enlarge.
The new work, published in Science , shows that four-electron conversion for lithium-oxygen electrochemistry is highly reversible. The Waterloo team is the first to achieve four-electron conversion, which doubles the electron storage of lithium-oxygen, also known as lithium-air, batteries.
Lithium-air (Li-O 2 ) batteries are among the nost energy-dense electrochemical platforms for mobile energystorage, and are thus considered promising for electrified transportation. the formation of a stable interphase with lithium, protecting the metal while promoting ion transport.
Therefore, companies have been establishing fast-charging stations (ranging, e.g., from 24 kW by BMW to 120 kW by Tesla). using a 24 kW charging station and within ≈12 min. using a 120 kW charging station (assuming 90% charging efficiency). … kgH 2 /min. filling rate reported by DoE, and only 3.5
Customers desire vehicles with affordable price tags, quicker charging time, and greater ranges and developing battery technology is a great way to answer these questions. Some other Battery news are, New developments and experiments in battery chemistries like lithium-air and magnesium-ion are going on.
Although the range is slightly less (about 16km), real world range is more when the NCA pack Model 3 is charged to 90%. Some of the most promising chemistries under development include lithium-sulfur, lithium-air, and solid-state lithium-ion batteries. million kilometers.
A multinational team including researchers from the BMW Group have optimized an ionic liquid electrolyte for Li-air batteries, which resulted in a stable electrode-electrolyte interface and a highly reversible charge-discharge cycling behavior in a test Li-air coin cell. Earlier post.). discharge cycling process.
Lithium-sulfur and lithiumair batteries have the potential to store 10 times more energy in the same space as the current state-of-the-art lithium-ion batteries. Using this insight, the team discovered a way to significantly extend the lifetime of lithium electrodes, to be revealed in a future publication.
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