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 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.
Researchers at Japan’s National Institute for Materials Science (NIMS) and the NIMS-SoftBank Advanced Technologies Development Center have developed a lithium-air battery with an energy density of more than 500 Wh/kg—significantly higher than currently lithium ion batteries.
Sample UDRI solid-state, rechargeable lithium-air batteries, and Dr. Binod Kumar. Engineers at the University of Dayton Research Institute (UDRI) have developed a solid-state, rechargeable lithium-air battery. It was subjected to 40 charge–discharge cycles at current densities ranging from 0.05 Click to enlarge.
Long-term discharge curve of the newly developed lithium-air cell. Researchers at Japan’s AIST (National Institute of Advanced Industrial Science and Technology) are developing a lithium-air cell with a new structure (a set of three different electrolytes) to avoid degradation and performance problems of conventional lithium-air cells.
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
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.
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.
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.
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.
Gravimetric Ragone plot comparing energy and power characteristics of CNF electrodes based on the pristine and discharged electrode weight with that of LiCoO 2. This translates to an energy enhancement ~4 times greater than the state-of-the-art lithium intercalation compounds such as LiCoO 2 (~600 W h kg electrode -1 , the researchers said.
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 energy storage network.
Stuart Licht have introduced the principles of a new class rechargeable molten air batteries that offer amongst the highest intrinsic electric energy storage capabilities. In 2008 a zirconia stabilized VB 2 air battery was presented. Here, we consider this unusual electrolytic splitting as a battery “charging”.
A team from Hanyang University (Korea) and University of Rome Sapienza (Italy) have demonstrated a lithium–air battery capable of operating over many cycles with capacity and rate values as high as 5,000 mAh g carbon ?1 1 and 3 A g carbon ?1 1 , respectively. Nature Chemistry doi: 10.1038/nchem.1376 1376 10.1038/nchem.1376.
The New York State Energy Research and Development Authority (NYSERDA) will award $8 million to help develop or commercialize 19 advanced energy storage projects. The 19 projects, which include two lithium-air efforts, will leverage $7.3 This will enable increased renewable-energy contributions to the grid.
Researchers at startup Liox Power, a California-based company developing rechargeable Li-air batteries, have demonstrated for the first time the operation of a lithium-air battery with a Li anode in a straight-chain alkyl amide electrolyte solvent (N,N-dimethylacetamide (DMA)/lithium nitrate (LiNO 3 )).
The battery shows an energy density of up to 446 Wh kg -1 —about 80% higher than conventional Li-ion batteries, and much higher than energy densities reported for earlier ARLBs (30–45 Wh kg -1 ). If anode materials of lower redox potentials can be stable in aqueous electrolytes, high energy density systems will be feasible.
Asahi Kasei and Central Glass will join IBM’s Battery 500 Project team to collaborate on far-reaching research to develop practical Lithium-air batteries capable of powering a family-sized electric car for approximately 500 miles (800 km) on a single charge—i.e., Wilcke (2010) Lithium-Air Battery: Promise and Challenges.
In addition to the NMC cathode materials, DEM is also providing phosphate cathode materials, said David Kalnecky, Global Business Director, Dow Energy Materials. Through Dow Energy Materials’ joint venture with Ube Industries, Advanced Electrolyte Technologies, the company offers functional electrolytes. Click to enlarge.
Although lithium-air batteries—with high theoretical specific energies of up to ? Although lithium-air batteries—with high theoretical specific energies of up to ?3400 In their paper, the MIT team studied the oxygen evolution reaction (OER) on the low-index surfaces of lithium peroxide.
Scientists at the National Institute of Advanced Industrial Science and Technology in Japan have made an electrode for a lithium-air battery using a pencil. Haoshen Zhou and Yonggang Wang designed a battery in which the lithium is encapsulated by an organic electrolyte topped with a ceramic protection layer. Energy Environ.
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 US Department of Energy (DOE) has awarded 24 million hours of supercomputing time to investigate materials for developing lithiumair batteries, capable of powering a car for 500 miles on a single charge. Argonne is committed to developing lithiumair technologies. Earlier post.)
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.
The next Prius will feature improved batteries with higher energy density. Toyota has also ramped up development on new battery technologies such as solid state and lithiumair, as well as devoting resources focused on chemistries beyond lithium, such as magnesium and other low-valence materials. —Satoshi Ogiso.
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. A) Gibbs reaction energy for formation of Li 2 O and Li 2 O 2 as a function of temperature. Thermodynamics and configuration of the Li-O 2 cell. (A) Resources.
In an open access paper published in the International Journal of Smart and Nano Materials , researchers from the Changchun Institute of Applied Chemistry, Chinese Academy of Sciences review significant developments and remaining challenges of practical Li–air batteries and the current understanding of their chemistry. —Zhang et al.
BioSolar, a developer of energy storage 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.).
Bloomberg reports that the Volkswagen Group will decide by July how to proceed with solid state energy storage 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.
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
A study led by researchers from Argonne National Laboratory reinforced that electrolyte solvent stability plays a key role in the performance of Lithium-air batteries, and that making advances in new electrolytes will be a key factor in reducing the large overpotential and improving reversibility of Li-air batteries.
Andrews in Scotland report in a paper in the journal Nature Materials that titanium carbide (TiC) may represent a viable, stable cathode for rechargeable lithium-air batteries. Li-air batteries are receiving intense interest because of their extremely high theoretical specific energy. —Thotiyl 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.
Lithium-air batteries, with a theoretical gravimetric energy density of ?3500 3500 Wh/kg, are of great interest as next-generation energy storage systems that would enable, among other things, much longer range in EVs. Lithium-ion rechargeable batteries are based on a pair of intercalation electrodes. Batteries'
The work, reported in the journal Nature , could open the way to very high-energy-density batteries based on LiO 2 as well as to other possible uses of the compound, such as oxygen storage. This remains a core challenge that needs to be overcome for the viable commercialization of Li-air technology. —Lu et al.
In a new study published in the journal Nano Energy, researchers from Forschungszentrum Jülich in Germany and Oak Ridge National Laboratory (ORNL) provide in-depth insight into the electrochemically induced surface reaction processes on iron anodes in concentrated alkaline electrolyte in iron-air batteries. —Weinrich et al.
The electrolyte not only suppresses side reactions, stress-corrosion cracking, transition-metal dissolution and impedance growth on the cathode side, but also enables highly reversible Li metal stripping and plating on the lithium-metal anode (LMA), leading to a compact morphology and low pulverization. Huang, M.,
Very high energy density rechargeable lithiumair (or Li-O 2 ) batteries are of great interest for future electrified transportation because at best their practical energy density could approach that of current gasoline engined vehicles (after factoring in tank-to-wheel efficiencies). Earlier post.).
Funding is provided by the US Department of Energy (DOE) Office of Basic Energy Sciences. The lab, sited on 58 square miles of land, has grown into a multiprogram science and technology laboratory managed for the US Department of Energy (DOE) by UT-Battelle, LLC. Neutrons are classified according to their kinetic energy.
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.
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. One of the main problems related to Li 2 O 2 precipitation is its insulating nature.
Lithium-air batteries are looked to by many as a very high-energy density next-generation energy storage 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 aim is to make this particularly safe energy storage system fit for electric vehicles and other high-energy applications. The goal is to achieve immensely higher energy and power densities than conventional lithium-ion batteries with liquid electrolyte, with the additional benefit of being fireproof.
The PNNL-developed technologies were made available the on the laboratory’s Available Technologies website as well as on DOE’s Energy Efficiency and Renewable Energy website, the Energy Innovation Portal. Vorbeck Materials , based in Jessup, Md., PEM fuel cells are primarily used for backup power.
BASF offers a portfolio of advanced NCM (Nickel Cobalt Manganese) cathode materials for lithium-ion batteries to allow higher energy density, improved safety due to a higher temperature stability, and increased efficiency by enabling more discharge/charge cycles for batteries. Earlier post.). Earlier post.).
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