Argonne team develops new fluorinated sulfone electrolytes for high-voltage, high-energy Li-ion batteries

Green Car Congress

Researchers at Argonne National Laboratory have synthesized a new class of fluorinated sulfone electrolytes to enable high-voltage, high-energy Li-ion batteries. The conventional lithium ion battery electrolyte is a 1.0-1.5

2017 67

New thermally durable solid-state Li-ion battery technology from Hitachi and Tohoku University

Green Car Congress

and Tohoku University’s Advanced Institute for Material Research (AIMR) have demonstrated technology reducing the internal resistance of all-solid-state lithium ion batteries (Li-ion battery) through the use of LiBH 4 -based complex hydrides as novel solid electrolytes.

Trending Sources

Sendyne introduces Li-Ion battery simulation tool for predicting cell & pack behavior with percentage of error <5%; CellMod

Green Car Congress

a leading provider of sensing, modeling/simulation, and control products, has introduced CellMod , the first Li-Ion battery simulation tool that can predict cell and pack behavior with a percentage of error of less than 5% under a wide range of test conditions. Sendyne Corp.,

2018 28

AKASOL to provide Li-ion batteries for electric buses to Scandinavian OEM through 2030; up to 4,500 systems

Green Car Congress

Germany-based Li-ion manufacturer AKASOL ( earlier post ) has signed a contract for the supply of Li-ion batteries to an unnamed international commercial vehicle manufacturer in Scandinavia for its entire electric bus fleet through 2023.

2017 45

CMU study suggests difficulties in reaching targeted low price points for Li-ion batteries

Green Car Congress

Historical prices and future cost predictions for lithium-ion batteries. They noted that due to current sales trends, three lithium-ion chemistries account for nearly all of the storage capacity, and half of the cells are cylindrical.

ORNL team finds way to deliver on promise of VO2(B) Li-ion cathode

Green Car Congress

Researchers at Oak Ridge National Laboratory (ORNL) have discovered a way to achieve the promise of bronze-phase vanadium dioxide [VO 2 (B)] as an electrode material for Li-ion batteries. Thus, VO2(B) has been expected to exhibit both high capacity and rapid Li ion diffusion.

2017 26

Tsinghua, MIT, Argonne team discovers lithium titanate hydrates for superfast, stable cycling in Li-ion batteries

Green Car Congress

Reported in an open access paper in the journal Nature Communications , the novel lithium titanate hydrates show a specific capacity of about 130 mA h g −1 at ~35 C (fully charged within ~100 s) and sustain more than 10,000 cycles with capacity fade of only 0.001% per cycle.

New ORNL protocol reduces Li-ion battery formation time 6x or more without affecting battery performance

Green Car Congress

The ORNL method, published as an open-access paper in the Journal of Power Sources , also conserves lithium, which improves battery capacity. The process is applicable to all lithium-ion batteries and can be tuned for other chemistries as well, said principal investigator David Wood. An analogous layer known as the cathode electrolyte interphase layer forms at the cathode at high potentials vs. Li/Li +. Seong Jin An, Jianlin Li, Zhijia Du, Claus Daniel, David L.

2017 34

UMD researchers report solution to high interfacial impedance hampering developing of high-performance solid-state Li-ion batteries

Green Car Congress

Garnet-type solid-state electrolytes (SSEs) for Li-ion batteries offer a range of attractive benefits, including high ionic conductivity (approaching 1 mS cm −1 at room temperature); excellent environmental stability with processing flexibility; and a wide electrochemical stability window.

2016 35

Germany launches €12.1M Fab4Lib project to develop for large-scale production of Li-ion batteries; 6 GWh gigafactory

Green Car Congress

In January, a consortium of 17 companies and research institutes in Germany will begin researching and developing processes for the large-scale production of lithium-ion battery cells. The Fab4Lib project aims to explore innovative solutions along the value chain of lithium-ion technology and to validate them in demonstrators.

Navigant Research Leaderboard puts LG Chem as leader for Li-ion batteries for transportation

Green Car Congress

In its latest Leaderboard report on what it sees as the top 8 automotive Li-ion battery companies, Navigant research has put LG Chem in first place, followed closely by Panasonic and Samsung SDI in the “Leaders” segment.

Johnson Matthey and 3M complete NMC patent license agreement for automotive Li-ion batteries

Green Car Congress

Johnson Matthey and 3M have entered into a patent license agreement that aims at further expanding the use of Nickel-Manganese-Cobalt (NMC) cathode materials in lithium-ion batteries for automotive applications. Johnson Matthey is well-positioned to supply lithium ion battery customers in this dynamic environment.

CMU study concludes lithium market fluctuations unlikely to impact Li-ion battery prices significantly

Green Car Congress

A new study by a team from Carnegie Mellon University’s College of Engineering has found that even large increases in lithium prices are unlikely to increase significantly the cost of batteries or battery packs for end users such as vehicle manufactures or consumers—although some manufacturers may see reduced profit margins. The study comes against the backdrop of a more than doubling of global lithium prices over the last 6 months.

Optodot and LG Chem sign patent license agreement for boehmite ceramic-coated separators for Li-ion batteries

Green Car Congress

The license permits LG Chem to utilize boehmite separator films for lithium-ion batteries. Boehmite ceramic coating layers offer a number of distinct benefits in lithium-ion batteries, including improved thermal stability to enhance the safety of lithium-ion batteries. Optodot Corporation recently granted a license to LG Chem Ltd.

LG Chem launches range of residential Li-ion battery systems in North America

Green Car Congress

a global leader in lithium-ion batteries for automotive, stationary and consumer applications, has formally launched its range of award-winning residential battery systems in the North American market. LG Chem Ltd.,

Leclanché to provide 4.2 MWh Li-ion battery pack to Green Ferry Project electric ferryboat

Green Car Congress

Swiss battery manufacturer Leclanché has been selected as the Li-ion battery system supplier for a battery-electric ferryboat to be built by Danish shipbuilder Søby Shipyard Ltd.

2015 35

Bosch highlighting solid-state Li-ion cells; double current energy density, production-ready in 5 years

Green Car Congress

At the Frankfurt Motor Show (IAA), Bosch is highlighting its solid-state Li-ion battery technology, saying that the technology for electric cars could be production-ready in as little as five years.

2015 33

Beijing, Argonne researchers develop new solid-state Li-ion battery; glassy nanocomposite electrolyte with ILs

Green Car Congress

In … solid-state LIBs [lithium-ion batteries], one important component that needs to be improved to make it more suitable for high performance applications is the electrolyte material.

Battelle/Concurrent Technologies Corporation technology positioning paper: Improving Li-ion battery safety without decreasing energy density

Green Car Congress

The paper outlines the technology landscape and the opportunities that exist in the area of improved Li-ion battery safety. The two have decided that Li-ion battery safety is an area of opportunity for each. Supported by an ARPA-E award, Battelle recently developed an optical sensor to monitor the internal environment of a lithium-ion battery in real-time. Improved Li-Ion Battery Safety.

24M emerges from stealth mode with new semi-solid Li-ion cell; <$100/kWh by 2020

Green Car Congress

Stealth-mode battery start-up 24M has introduced its new semi-solid lithium-ion cell. Together, our inventions achieve what lithium-ion has yet to do—meet the ultra-low cost targets of the grid and transportation industries.

2015 30

Caltech team uses computational topology optimization to design silicon anode structures for Li-ion batteries

Green Car Congress

Researchers at Caltech have used computational topology optimization methods to design optimal multifunctional silicon anode structures for lithium-ion batteries. One method to improve the Li-ion battery performance is to replace the traditional graphite anode with silicon.

New Samsung silicon anode with graphene boosts volumetric capacity of LiCoO2 Li-ion cell 1.5x after 200 cycles; gravimetric capacity the same

Green Car Congress

When paired with a commercial cathode (LiCoO 2 ), the SAIT Si anodes allowed a full Li-ion cell to reach a volumetric energy density of 972 and 700 Wh L −1 at first and 200 th cycle, respectively, 1.8 times higher than those of current commercial lithium-ion batteries.

2015 42

AllCell and LG develop high-performance Li-ion battery for material handling market

Green Car Congress

AllCell Technologies, LLC, a Chicago-based Lithium-ion battery pack manufacturer for smart-grid, autonomous and light electric vehicle applications, and LG Chem Ltd. have developed a high performance long lasting Li-ion battery for material handling applications. The battery is built with LG’s cylindrical 18650-format Li-ion batteries and AllCell’s proprietary passive thermal management technology with phase change composite (PCC) ( earlier post ).

6 DOE-funded applied battery research projects targeting Li-ion cells with >200 Wh/kg for PHEVs and EVs

Green Car Congress

The FCG cathode material consists of lithium transition-metal oxide particles with the nickel concentration decreasing from the center towards the outer layer and the concentration of manganese increasing accordingly. Envia has licensed Lithium-rich Layered-Layered Li 2 MnO 3 ·LiMO 2 composite patents from Argonne National Laboratory, and has developed HCMR (High Capacity Manganese Rich) cathodes based on these layered-layered composite structures.

2014 49

Arkema and Hydro-Québec set up a joint laboratory for lithium-ion batteries

Green Car Congress

The laboratory will focus its work on the development of a new generation of materials for the manufacture of lithium-ion batteries, in particular new electrolytes (solvents, lithium salts, etc.) Currently, Arkema supplies its Kynar polyvinylidene fluoride resins (PVDF) for use in lithium-ion batteries.

BMW boosts battery capacity of MY2017 i3 to 33 kWh with higher energy density Li-ion cells; up to 114 miles combined cycle range

Green Car Congress

The 2017 BMW i3 (94 Ah) has a capacity of 33 kilowatt hours (kWh) due to the use of higher energy density lithium-ion cells; the dimensions of the pack remain unchanged while still offering a significant range increase. New Li-ion pack.

2016 44

Electrovaya subsidiary Litarion receives US$16M contract for 40Ah Li-ion cells

Green Car Congress

Electrovaya announced that its wholly owned subsidiary, Litarion GmbH, has received a purchase order for about US$16 million to supply 40 Ah Lithium Ion cells (Litacell-LC40) to a US-based company.

Northwestern study finds Li3PO4 promising coating to limit dissolution of transition metals from Li-ion cathodes

Green Car Congress

The dissolution of transition metals (TMs) from Li-ion battery cathodes is a major contributor to cell degradation during cycling and aging. A study by a team at Northwestern University has found that Li 3 PO 4 is a promising candidate as a stable coating on oxide materials to limit such dissolution of transition metals into the Li-ion electrolyte. Our finding of exceptional stability for Li 3 PO 4 can be understood in terms of underlying physics.

2016 21

E.ON and Samsung SDI to cooperate in Li-ion stationary energy storage business

Green Car Congress

The co-operation includes the development of profitable energy storage solutions and, to this end, to assess and develop a potential business model for targeting applications for Lithium-Ion batteries in selected regions and markets. SE recently signed a Memorandum of Understanding with Samsung SDI on co-operation in the energy storage business.

Anderman report sees strongest growth for full-hybrid systems; Li-ion batteries for hybrids may be in short supply

Green Car Congress

Although NiMH is still the dominant battery in the high-voltage hybrid market, Li-ion technology started to take market share around 2009 and is expected to continually increase its share with time. Li-Ion batteries for strong hybrids are in short supply.

NiMH 37

Research team explains mechanism for voltage loss in NCM Li-ion batteries

Green Car Congress

A team comprising researchers from Samsung and academic colleagues in China and the US have determined the reason for voltage loss in Li-ion batteries using lithium-rich layered transition metal oxide cathodes. Lithium-rich layered oxide electrodes (Li 1+x M 1?x A key factor giving rise to the confusion is the difficulty of probing anionic redox species with conventional spectroscopic techniques, given the heterogeneous nature of many Li-rich materials.

Hanyang/BMW team develops high-energy density Li-ion battery with carbon-nanotube-Si composite anode and NCM concentration gradient cathode

Green Car Congress

Researchers from Hanyang University in Korea and the BMW Group have developed a new fully operational, practical Li-ion rechargeable battery combining high energy density with excellent cycle life. g cm -3 ; a two-sloped full concentration gradient (TSFCG) Li[Ni 0.85 Li[Ni 0.8

2016 35

Tokyo Tech team develops low-cost germanium-free solid electrolyte for Li-ion batteries

Green Car Congress

Reporting the findings, Ryoji Kanno and colleagues stated: “ This germanium-free lithium conductor could be a promising candidate as an electrolyte in all-solid-state batteries. ”. Two representations of the new germanium-free material with the structure Li 10.35 [Sn 0.27

NEC introduces 12V Li-ion battery line for stationary applications

Green Car Congress

NEC Energy Solutions, along with NEC Corporation, has announced production availability of the Li-ion ALM 12V35 product line of 12-Volt batteries utilizing Nanophosphate lithium iron phosphate (LiFePO 4 ) technology from A123 Systems. Charge rates up to 100X faster than lead-acid batteries and 5-15X faster than other lithium-ion solutions enable systems to remain in service longer, reducing the total cost of ownership (TCO).

Novel high capacity anode material for Li-ion batteries: hydroxylamine hydrochloride

Green Car Congress

Researchers from Ningbo University in China report the first use of hydroxylamine hydrochloride (H 3 NOHCl) as anode material for lithium-ion batteries in a paper in the Journal of Power Sources. Up to 50 cycles, H 3 NOHCl still maintains a lithium storage capacity of 368.9 The team concluded that H 3 NOHCl has high lithium storage capacity, excellent cycling stability and outstanding rate performance.

Laos 29

Swiss researchers devise simple procedure to enhance performance of conventional Li-ion batteries without changing chemistries

Green Car Congress

Haphazardly arranged graphite flakes in a conventional anode (above left and center): lithium ions attempting to dock or return to the cathode are forced to take detours (above right). The ions have shorter paths (below right).

NEC Energy to use 24M semi-solid Li-ion batteries in its grid storage systems

Green Car Congress

have signed a Memorandum of Understanding (MoU) whereby 24M has agreed to supply its semi-solid lithium-ion cells ( earlier post ) for use in NEC Energy Solutions’ integrated storage systems. 24M leverages existing, preferred energy storage chemistries but uses a new cell design with semi-solid (a mixture of solid and liquid phases) thick electrodes and manufacturing innovations to deliver what it says will be up to a 50% reduction in current Li-ion costs. (Co-founder

Li-ion electrode company BESSTECH receives $250K investment from Eastern New York Angels

Green Car Congress

The investment by ENYA will enable BESSTECH to expand its manufacturing partnerships to further advance market introduction of its low-cost, high-performance silicon-based anodes for lithium-ion battery applications. BESSTECH says that its anode technology can produce lighter lithium-ion batteries that charge faster—with charging rates as low as 6 minutes—have longer times between charging, and offer increased lifetimes of more than 1,000 cycles.

2015 26

GS Yuasa develops 12V Li-ion battery for start/stop applications

Green Car Congress

Engineers at GS Yuasa in Japan have developed a 12V lithium-ion battery targeting the start/stop systems market. Therefore, the new lithium-ion battery can physically replace a LN5 lead-acid battery in a vehicle. Inner structure of 019SLIB type 12 V lithium-ion battery.

BNL team develops very high capacity ternary metal fluoride cathode material for Li-ion batteries

Green Car Congress

The team achieved three-times-higher storage capacity through the reversible redox reactions of copper and iron—breaking and reforming copper-fluorine and iron-fluorine bonds while absorbing and releasing lithium. However, transition metal fluorides, which contain the element fluorine plus one or more of the transition metals, such as iron and copper, have much higher ion-storage capacities than traditional cathodes.