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Sample UDRI solid-state, rechargeablelithium-airbatteries, and Dr. Binod Kumar. Engineers at the University of Dayton Research Institute (UDRI) have developed a solid-state, rechargeablelithium-airbattery. Click to enlarge. Earlier post.).
Researchers from the Illinois Institute of Technology (IIT), Argonne National Laboratory, and the University of Illinois at Chicago have developed a room-temperature solid-state lithium-airbattery that is rechargeable for 1,000 cycles with a low polarization gap and can operate at high rates. Ngo, Paul C.
Researchers at Japan’s National Institute for Materials Science (NIMS) and the NIMS-SoftBank Advanced Technologies Development Center have developed a lithium-airbattery with an energy density of more than 500 Wh/kg—significantly higher than currently lithium ion batteries.
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-airbattery. Lithium-airbatteries use a catalytic air cathode in combination with an electrolyte and a lithium anode.
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 They noted three differences between Li 2 O 2 formed in their study and those formed in Li-O 2 batteries with aprotic electrolytes. Click to enlarge.
O 2 battery (0.5 The dash lines indicate the calculated thermodynamic potentials for the batteries. Researchers at Ohio State University (OSU) have demonstrated the concept of a potassium-air (K?O O 2 ) battery with low overpotentials. oxygen battery research is facing a lot of challenges. charge cycle, K?O
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.
Researchers at the Illinois Institute of Technology (IIT) and US Department of Energy’s (DOE) Argonne National Laboratory have developed a lithium-airbattery with a solid electrolyte. The battery is rechargeable for 1000 cycles with a low polarization gap and can operate at high rates. —Kondori et al.
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 rechargeablelithium-air (Li-O 2 ) batteries, and thus enable a higher efficiency than simple carbon electrodes in these batteries.
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. Ji-Guang Zhang, a laboratory fellow in battery technology at the Pacific Northwest National Laboratory, called the CNF work “original and high-quality work.
Researchers at startup Liox Power, a California-based company developing rechargeable Li-airbatteries, have demonstrated for the first time the operation of a lithium-airbattery with a Li anode in a straight-chain alkyl amide electrolyte solvent (N,N-dimethylacetamide (DMA)/lithium nitrate (LiNO 3 )).
Schematic illustration of the aqueous rechargeablelithiumbattery (ARLB) using the coated lithium metal as anode, LiMn 2 O 4 as cathode and 0.5 During the same charge and discharge process, the temperature of this system will be much lower than that for conventional lithium ion batteries. Wang et al.
Generalized form of the molten airbattery. Researchers at George Washington University led by Dr. Stuart Licht have introduced the principles of a new class rechargeable molten airbatteries that offer amongst the highest intrinsic electric energy storage capabilities. Licht et al. Click to enlarge. Earlier post.]
General schematic of a lithium-airbattery. The team plans to explore rechargeableLithium-Air systems, which could offer 10 times the energy capacity of lithium-ion systems. The company would license any intellectual property that may result from this research rather than manufacturing battery cells.
airbattery performance is significantly altered by the presence of CO 2. O 2/ CO 2 battery cycles. They suggested that the resulting mechanistic understanding of the chemistry of CO 2 in a Li–air cell and the interplay of CO 2 with electrolyte solvation will provide an important guideline for developing Li–airbatteries.
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–airbatteries and the current understanding of their chemistry. Earlier post.)
Researchers at Mie University in Japan have developed a new protected lithium electrode for aqueous lithium/airrechargeablebatteries. Lead researcher Nobuyuki Imanishi said that the system has a practical energy density of more than 300 Wh/kg, about twice that of many commercial lithium-ion batteries.
are proposing a new sealed rechargeablebattery system operating on a redox reaction between an oxide (O 2- ) and a peroxide (O 2 2- ) in the cathode. As described in a paper in the Nature open access journal Scientific Reports , the proposed battery system would have a theoretical specific energy of 2,570?Wh Batteries'
V in lithium-metal batteries (LMBs). 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 V lithium-metal battery can retain >88% capacity for 90 cycles. O 2 cathode with a cut-off voltage up to 4.7?V
Very high energy density rechargeablelithiumair (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.). Earlier post.).
PolyPlus Battery Company a privately-held company focused on the development of the first rechargeable Li metal battery with a ionically conductive glass separator, has entered into the first stage of a joint development agreement with SK Innovation Co. Korea’s first and largest energy and chemical company.
Decoupled structural batteries outperform coupled versions. Cell-level specific-energy values versus corresponding elastic moduli of reported structural batteries, numbered by their references. The team performed a meta-analysis on reported structural batteries to develop their findings. Hopkins et al. —Hopkins et al.
A study led by researchers from Argonne National Laboratory reinforced that electrolyte solvent stability plays a key role in the performance of Lithium-airbatteries, and that making advances in new electrolytes will be a key factor in reducing the large overpotential and improving reversibility of Li-airbatteries.
Andrews in the UK report on the use of activated Lithium-metal-oxides as catalytic electrodes for high-capacity lithium-airbatteries in the journal Electrochemical Solid-State Letters. Argonne began ramping up its efforts on Li-airbatteries in 2009. Earlier post.).
Last year, researchers at George Washington University led by Dr. Stuart Licht introduced the principles of a new class rechargeable molten airbatteries that offer amongst the highest intrinsic electric energy storage capabilities. The iron molten airbattery; illustration of the charge/discharge in molten carbonate.
NYSERDA president and CEO made the announcement at a meeting of the New York Battery and Energy Storage Technology (NY-BEST), a consortium created by Governor David Paterson to support New York’s energy storage industry. The 19 projects, which include two lithium-air efforts, will leverage $7.3 Murray, Jr., million in funding.
Andrews in Scotland report in a paper in the journal Nature Materials that titanium carbide (TiC) may represent a viable, stable cathode for rechargeablelithium-airbatteries. Li-airbatteries are receiving intense interest because of their extremely high theoretical specific energy. Batteries'
Next-generation Secondary Batteries. TMC is researching development of next-generation secondary batteries with performance that greatly exceeds that of lithium-ion batteries. In January 2010, TMC established a division charged with studying production of next-generation batteries.
BASF will acquire the electrolytes business for high-performance batteries from chemical and pharmaceutical company Merck. Merck has more than 10 years experience in the production of electrolytes for Li-ion batteries and supercapacitors. The companies have agreed not to disclose financial details of the transaction. Earlier post.)
Scientists at the National Institute of Advanced Industrial Science and Technology in Japan have made an electrode for a lithium-airbattery 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.
The second round was focused specifically on three areas of technology representing new approaches for advanced microbial biofuels (electrofuels); much higher capacity and less expensive batteries for electric vehicles; and carbon capture. Better Batteries - Batteries for Electrical Energy Storage in Transportation (BEEST).
Carbon is seen as an attractive potential cathode material for aprotic (non-aqueous) Lithium-airbatteries, which are themselves of great interest for applications such as in electric vehicles because of the cells’ high theoretical specific energy. O2 battery. O 2 cell could be charged at or below 3.5 cell is complex.
Back in January, we told you about IBM’s quest to build a rechargeablelithium-airbattery that could theoretically let an electric car travel 500 miles on a single charge.
Four different architectures of Li-airbatteries, which all assume the use of lithium metal as the anode. IBM and its partners have launched a multi-year research initiative exploring rechargeable Li-air systems: The Battery 500 Project. In addition, a fully solid state architecture is also given.
Lithium-air (Li-O 2 ) batteries are among the nost energy-dense electrochemical platforms for mobile energy storage, and are thus considered promising for electrified transportation. A number of severe challenges with the system need to be overcome first, however.
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-airbatteries.
Although lithium metal is a promising anode material for Li-ion rechargeablebatteries due to its theoretical high capacity (3,860?mAh 1 of graphite anodes), it fails to meet cycle life and safety requirements due to electrolyte decomposition and dendrite formation on the surfaces of the lithium metal anodes during cycling.
Researchers at Pacific Northwest National Laboratory (PNNL) have developed a new electrolyte that allows lithium-sulfur, lithium-metal and lithium-airbatteries to operate at 99% efficiency, while having a high current density and without growing dendrites that short-circuit rechargeablebatteries.
The top two awards, one of $9 million to a project led by Dow Chemical, and one of $8.999 million to a project led by PolyPlus, will fund projects tackling, respectively, the manufacturing of low-cost carbon fibers and the manufacturing of electrodes for ultra-high-energy-density lithium-sulfur, lithium-seawater and lithium-airbatteries.
Researchers at the University of Cambridge have developed a working laboratory demonstrator of a lithium-oxygen battery which has very high energy density, is more than 90% efficient, and, to date, can be recharged more than 2000 times, showing how several of the problems holding back the development of these devices could be solved.
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-airbatteries.
The TEM technique could help in finding ways to make Li-airbatteries—widely seen as important for the future wide-spread adoption of electromobility due to their inherently high energy densities—practical in the near future, the researchers, led by MIT professor Yang Shao-Horn and Pitt professor Scott X. Click to enlarge.
Another attractive aspect of this technology is that lithium metal can be produced from salt solutions (e.g., In other words, energy from the sun can be “stored” in the metal, and then be used on demand by reacting the lithium in the fuel cell. Recharging the battery would be a matter of replacing the lithium metal cell.
The result could greatly improve the safety of next-generation, high energy density batteries. Lithium metal, having a high theoretical specific capacity of 3,860 mAh g -1 and the most negative electrochemical potential among anode materials, has been considered an ideal anode in lithiumbattery systems over the past four decades.
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