Green Car Congress

DECEMBER 20, 2016

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. With the garnet composition Li 7 La 2.75

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Li-ion Lithium Ion Batteries Battery 150

Green Car Congress

NOVEMBER 30, 2013

Schematic representation of the super-valent battery during charge/discharge process. A team from the University of Science and Technology Beijing is proposing a new super-valent battery based on aluminium ion intercalation and deintercalation. Wang et al. Click to enlarge. —Wang et al.

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Recharge Li-ion Batteries Battery 240

Green Car Congress

JULY 8, 2013

The working concept of I3 – /I – redox reaction in the aqueous Li-I 2 battery. A team from Japan’s RIKEN, led by Hye Ryung Byon, has developed a lithium-iodine (Li-I 2 ) battery system with a significantly higher energy density than conventional lithium-ion batteries. Zhao et al. Click to enlarge. kWh kg -1 cell (1.0

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Li-ion Ni-Li Energy Batteries 255

Green Car Congress

APRIL 3, 2021

Hercules vehicles will offer integrated solar charging, long-range batteries and optional fuel-cell range-extender options. Such materials and the underlying technologies lend themselves to low cost manufacturing and production scale-up. How Prieto 3D batteries work. Source: Prieto.

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Li-ion Batteries Battery Lithium Ion 365

Green Car Congress

FEBRUARY 13, 2015

Researchers at A*STAR in Singapore are proposing the use of monolayer phosphorene—a 2D material isolated from black phosphorus—as an anode material for high charging voltage, high rate capability Li-ion batteries. —Li et al. The average voltage of the Li intercalation is estimated to be 2.9

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Li-ion Batteries Battery 2014 150

Green Car Congress

AUGUST 16, 2017

University of Sydney team advances rechargeable zinc-air batteries with bimetallic oxide–graphene hybrid electrocatalyst. Cheaper to produce than lithium-ion batteries, they can also store more energy (theoretically five times more than that of lithium-ion batteries), are much safer, and are more environmentally friendly.

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Zinc Air Recharge Universal Ni-Li 150

Green Car Congress

JULY 2, 2011

In a paper published in the ACS journal Nano Letters , they suggest that this material represents a promising cathode material for rechargeable Li-ion batteries with high energy density. Sulfur also possesses other advantages such as low cost and environmental benignity. Earlier post.) Nevertheless, Wang et al.

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Li-ion Energy Batteries Battery 239

Green Car Congress

FEBRUARY 6, 2020

has exclusively licensed five battery technologies from the Department of Energy’s Oak Ridge National Laboratory (ORNL) designed to eliminate the use of cobalt metal in lithium-ion batteries. The metal is specifically used in a battery’s cathode, the positively charged end that determines much of a battery’s performance. SPARKZ Inc.

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Energy Storage Lithium Ion Energy Batteries 275

Green Car Congress

NOVEMBER 24, 2014

Schematic illustration of the designed hybrid-seawater fuel cell and a schematic diagram at the charged–discharged state. Sodium can serve as an alternative to lithium in rechargeable batteries as the reversible storage mechanisms for sodium ions are very similar (e.g., an alloying material), in full sodium-ion configuration.

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Recharge Sodium Hybrid Fuel 285

Green Car Congress

JUNE 22, 2015

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. By 2020 our battery costs will be less than $100 a kilowatt-hour (kWh).

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Li-ion Lithium Ion 2020 Batteries 150

Green Car Congress

MAY 2, 2011

A team from Nanyang Technological University (China) has developed a scalable self-assembly strategy to create bio-inspired honeycomb-like hierarchical structures composed of functionalized graphene sheets to work as anodes in lithium-ion batteries. —Yin et al. Credit: ACS, Yin et al. Click to enlarge.

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Li-ion Lithium Ion Batteries Battery 210

Green Car Congress

AUGUST 5, 2015

A team of researchers at MIT and Tsinghua University has developed a high-rate, high-capacity and long-lived anode for Li-ion batteries comprising a yolk-shell nanocomposite of aluminum core (30 nm in diameter) and TiO 2 shell (~3 nm in thickness), with a tunable interspace (Al@TiO 2 , or ATO). —Li et al.

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Li-ion MIT Batteries Battery 150

Green Car Congress

JUNE 6, 2010

Charge and discharge curves of seven different materials studied. As one of the many approaches under investigation to increase the power density, specific capacity, and cyclic efficiency of rechargeable lithium-ion batteries, researchers are seeking to develop higher-capacity anode materials (such as silicon- or tin-based materials).

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Li-ion Carbon Lithium Ion Charging 186

Green Car Congress

APRIL 13, 2015

A team of researchers in South Korea and Italy has demonstrated a highly reliable lithium–sulfur battery showing cycle performance comparable to that of commercially available lithium-ion batteries while offering more than double the energy density. 750 mAh g –1 over 500 cycles (85% of the initial capacity). Credit: ACS, Lee et al.

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Li-ion Lithium Sulfur Batteries Battery 150

Green Car Congress

OCTOBER 10, 2017

Stanford researchers have developed a sodium-ion battery (SIB) that can store the same amount of energy as a state-of-the-art lithium ion, at substantially lower cost. The researchers focused mainly on the favorable cost-performance comparisons between their sodium-ion battery and lithium. —Lee et al.

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Sodium Li-ion Batteries Battery 186

Green Car Congress

JULY 30, 2014

Schematic illustration of the the hybrid Mg-Li battery designed in this work. This battery has a piece of Mg foil as the anode, Mo 6 S 8 as the cathode, and the electrolyte contains both Mg 2+ and Li +. Interest in rechargeable magnesium batteries has increased due to a number of factors. Cheng et al. Click to enlarge.

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Li-ion Hybrid Batteries Battery 295

Green Car Congress

DECEMBER 10, 2009

The aim of the project was to develop an alternative Li-ion cell chemistry that could be integrated within an HEV using a bespoke battery management system. QinetiQ has also been working on lithium-ion/iron sulphide cells for a number of years. Click to enlarge.

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Li-ion Lithium Ion PHEV 2004 218

Green Car Congress

MAY 26, 2011

Scheme of the semi-solid flow cell (SSFC) system using flowing lithium-ion cathode and anode suspensions. 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. –2.9

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Li-ion Recharge Grid Lithium Ion 345

Green Car Congress

MARCH 1, 2017

The cells use a solid glass electrolyte having a Li + or Na + conductivity >10 -2 S cm -1 at 25 ˚C with a motional enthalpy ≈ 0.06 Traditional rechargeable batteries use a liquid electrolyte and an oxide as a cathode host into which the working cation of the electrolyte is inserted reversibly over a finite solid-solution range.

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Li-ion Sodium Austin Batteries 150

Green Car Congress

SEPTEMBER 16, 2016

As part of its new IONICS (Integration and Optimization of Novel Ion Conducting Solids) program awards ( earlier post ), the US Department of Energy’s Advanced Research Projects Agency-Energy (ARPA-E) awarded $3.5 24M cell compared to conventional Li-ion cell. Yet-Ming Chiang’s lab at MIT. (Dr. Click to enlarge.

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Li-ion Lithium Ion Energy Polymer 150

Green Car Congress

MAY 29, 2017

has successfully developed a high-voltage cathode material for lithium iron phosphate rechargeable batteries. —the highest among those of all Fe-based phosphate materials and pyrophosphate materials reported so far, including LiFePO 4 , Li 3 Fe 2 (PO 4 ) 3 , LiFeP 2 O 7 , Li 2 FeP 2 O 7 and LiFe 1.5 Fe 5.33 (P 2 O 7 ) 4 ).

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Li-ion Lithium Ion Recharge Charging 186

Green Car Congress

APRIL 18, 2017

The coating layer can generate better control of the lithium ion flow and suppress the lithium dendrite growth and therefore form a uniform and stable solid electrolyte interphase. High capacity lithium (Li) ion batteries are highly desirable now for applications in consumer electronics, electrical vehicles, and grid storage.

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Li-ion Lithium Ion Recharge Re-Charge 150

Green Car Congress

OCTOBER 10, 2011

Conventional Li-ion cell (left) compared to Seeo cell (right). The California Energy Commission has awarded $1,585,490 to spur research on projects including a solid-state Li-ion battery system for grid-scale energy storage. This technology would increase efficiency and lower production costs. Click to enlarge.

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Li-ion Grid Energy California 186

Green Car Congress

MAY 2, 2017

Li-sulfur batteries are looked to as a likely next-generation higher energy density energy storage system due to the high theoretical capacity, low cost and high earth abundance of sulfur. In addition, when a Li-S cell operates under a lean electrolyte condition, its charge/discharge behavior, cell failure model, etc.

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Li-ion Lithium Sulfur Polymer Energy Storage 150

Green Car Congress

MARCH 25, 2016

A team from the Shenzhen Institutes of Advanced Technology (SIAT) of the Chinese Academy of Sciences has developed a novel, environmentally friendly low-cost battery. The battery shows a reversible capacity of ≈100 mAh g −1 and a capacity retention of 88% after 200 charge–discharge cycles. times), and energy density (~1.6-2.8

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Chinese Li-ion Batteries Battery 150

Green Car Congress

APRIL 6, 2015

A team at Stanford University, led by professor Hongjie Dai, has developed a high-performance, safe, fast-charging aluminum-ion battery that can last for thousands of cycles. The Al-ion battery—comprising an aluminum anode, graphite cathode and ionic liquid electrolyte—produces about half the voltage of a Li-ion battery.

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Li-ion Taiwan Lithium Ion Batteries 150

Green Car Congress

NOVEMBER 1, 2017

Researchers in the Cockrell School of Engineering at The University of Texas at Austin have developed a new family of anode materials that can double the charge capacity of lithium-ion battery anodes. It is a simple, low-cost approach that can be applied to a broad range of alloy systems with various working ions such as Li, Na, or Mg.

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Austin Lithium Ion Li-ion IDEA 150

Green Car Congress

MARCH 27, 2018

metal anodes with high Coulombic efficiency (99.5%) and excellent capacity retention (>80% after 700 cycles) of Li||LiNi 1/3 Mn 1/3 Co 1/3 O 2 batteries. Conventional electrolytes used in lithium-ion batteries are not suitable for lithium-metal batteries because they will lead to dendritic growth and very low Coulombic ef?

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Li-ion Batteries Battery Lithium Ion 150

Green Car Congress

DECEMBER 28, 2012

Peter Bruce has further investigated the behavior of carbon as a possible porous cathode for aprotic Li-air cells; a paper on their work is published in the Journal of the American Chemical Society. Given the role of carbon as a possible porous positive electrode for nonaqueous Li?O For their study, they cycled carbon cathodes in Li?O

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Carbon Li-ion Batteries Battery 240

Green Car Congress

MAY 15, 2015

E-bike powered by Faradion prototype Na-ion battery pack. For the proof-of-concept, the cells were manufactured to be larger than necessary to avoid unnecessary costs and lengthy manufacturing processes at this early stage. Sodium-ion intercalation batteries—i.e., Faradion Na-ion technology. Click to enlarge.

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Sodium Concept Li-ion Lithium Ion 150

Green Car Congress

APRIL 1, 2011

Example of a lithium-water rechargeable battery. Researchers at the University of Texas, including Dr. John Goodenough, are proposing a strategy for high-capacity next-generation alkali (lithium or sodium)-ion batteries using water-soluble redox couples as the cathode. A typical Li-air battery discharges at 2.5-2.7

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Sodium Water Li-ion Texas 218

Green Car Congress

JANUARY 10, 2014

Schematic of hybrid anode placed in a Li–S battery. The graphite/Li connected in parallel forms a shorted cell where the graphite is always lithiated at equilibrium and maintains a pseudo-equal potential with the Li metal. Among these technologies, Li–sulphur (Li–S) batteries hold great promise. —Huang et al.

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Lithium Sulfur Li-ion Hybrid Batteries 225

Green Car Congress

NOVEMBER 2, 2011

This approach enabled them to obtain a uniform and thin (around tens of nanometers) sulfur coating on graphene oxide sheets and address some of the challenges retarding the commercialization of Li/S batteries. However, there are a number of challenges in Li/S batteries, Ji et al. Earlier post.). —Ji et al.

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Lithium Sulfur Li-ion Batteries Battery 186

Green Car Congress

APRIL 1, 2014

USC Viterbi School of Engineering professor Chongwu Zhou and his research team have developed a silicon nanoparticle anode and a sulfur-based cathode with low fabrication cost and high electrode performance for rechargeable lithium-sulfur batteries. sulfur (Li?S) Other advantages of Li?S shell particles as Li?S

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Lithium Sulfur Li-ion Lithium Ion Batteries 244

Green Car Congress

APRIL 11, 2016

Researchers at Kansas State University have developed a new high-performance Li-ion battery anode material combining silicon oxycarbide (SiOC) glass and graphene. The self-standing (i.e., The capacity is ~200 mAh g −1 electrode when cycled at ~-15 °C. An open-access paper on their work is published in the journal Nature Communications.

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Li-ion Lithium Ion Carbon Kansas 150

Green Car Congress

OCTOBER 9, 2014

The following Stanford faculty members received funding for advanced research on photovoltaics, battery technologies and new catalysts for sustainable fuels: Self-healing polymers for high energy density lithium-ion batteries. Photo-electrochemically rechargeable zinc-air batteries. efficiency, low-cost silicon solar cells.

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Renewable Solar Zinc Air Energy 225

Green Car Congress

OCTOBER 26, 2015

Since vehicle cost and range largely control market penetration, we will first provide a rough estimate of the cost/range projected for BEVs and FCEVs. Next, we will briefly review the current status and the expected future progress in lithium ion battery (LiB) technology, which is currently used to power BEVs. Click to enlarge.

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Lithium Sulfur Electric Vehicles Li-ion Batteries 150