Green Car Congress

FEBRUARY 21, 2021

An all-solid-state lithium battery using inorganic solid electrolytes requires safety assurance and improved energy density, both of which are issues in large-scale applications of lithium-ion batteries. The invention of commercial lithium-ion batteries (LIBs) in the 1990s marked a turning point in the technological revolution.

Li-ion 536

Li-ion Batteries Battery Lithium Ion 536

Green Car Congress

NOVEMBER 19, 2014

A team from ETH Zurich in Switzerland has demonstrated the use of vanadate-borate glasses (Li 2 O-B 2 O 3 -V 2 O 5 , referred to as V 2 O 5-LiBO 2 ) as high-capacity cathode materials for rechargeable Li-ion batteries for the first time. —Afyon et al.

Li-ion 318

Li-ion Batteries Battery Recharge 318

Green Car Congress

DECEMBER 23, 2021

Researchers at the Department of Energy’s SLAC National Accelerator Laboratory and Stanford University may have found a way to revitalize rechargeable lithium batteries, potentially boosting the range of electric vehicles and battery life in next-gen electronic devices. A study on the work is published in Nature.

Lithium Ion 385

Lithium Ion Batteries Battery Li-ion 385

Green Car Congress

JULY 25, 2014

Charge–discharge profiles of ion-exchanged MgFeSiO 4. A team of researchers from Kyoto University has demonstrated ion-exchanged MgFeSiO 4 as a feasible cathode material for use in high-energy-density rechargeable magnesium batteries. Electrolyte was 0.5 Measurement temperature was 55°C. Current density was 6.62

Recharge 252

Recharge Li-ion Energy Batteries 252

Green Car Congress

NOVEMBER 12, 2011

researchers report on a new high-power Si–graphene composite anode material for Li-ion batteries in the journal Advanced Energy Materials. First, to stabilize the silicon in order to maintain maximize charge capacity, they sandwiched clusters of silicon between the graphene sheets. Northwestern Univ. —Zhao et al.

Li-ion 300

Li-ion Lithium Ion Power Powered 300

Green Car Congress

JUNE 12, 2013

Schematics of Li + /Na + mixed-ion battery. During charging (or discharging), the storage (or release) of Li + takes place at anode, and the release (or storage) of Na + occurs at cathode. However, a number of issues remain before SIBs could become commercially competitive with Li-ion batteries (LIBs).

Li-ion 170

Li-ion Batteries Battery Sodium 170

Green Car Congress

JULY 14, 2022

However, the limited performance of sodium-ion batteries has hindered large-scale application. Now, a research team from the Department of Energy’s Pacific Northwest National Laboratory (PNNL) has developed a new electrolyte enabling a high-voltage sodium-ion battery with greatly extended longevity in laboratory tests.

Sodium 334

Sodium Li-ion Batteries Battery 334

Green Car Congress

JANUARY 8, 2023

Researchers at Argonne National Laboratory have advanced lithium-sulfur (Li-S) battery research by creating a redox-active interlayer within the battery that adds energy storage capacity while nearly eliminating a traditional problem with sulfur batteries. This has proved a major barrier to the commercialization of Li-S batteries.

Lithium Sulfur 284

Lithium Sulfur Energy Li-ion Batteries 284

Green Car Congress

FEBRUARY 19, 2016

Researchers at Japan’s National Institute of Advanced Industrial Science and Technology (AIST) have developed a new class of contenders for high-voltage and high-capacity Li-ion cathode materials with the composition Na x Li 0.7-x One of the compositions—Na 0.093 Li 0.57 However, O3-Li 0.7 2016.02.008.

Li-ion 150

Li-ion Ni-Li Molten Salt Battery 150

Green Car Congress

MARCH 19, 2014

The nanocrystals possess high and similar Li-ion and Na-ion charge storage capacities of 580?640 1 at moderate charging/discharging current densities of 0.5?1C At 20C-rates, retention of charge storage capacities by 10 and 20 nm Sb nanocrystals can reach 78? 640 mAh g ?1 1C (1C-rate is 660 mA g ?1

Li-ion 220

Li-ion Sodium Batteries Battery 220

Green Car Congress

FEBRUARY 8, 2021

New research conducted by the Okinawa Institute of Science and Technology Graduate University (OIST) has identified a specific building block that improves the anode in lithium-ion batteries. Traditionally, graphite is used for the anode of a lithium-ion battery, but this carbon material has major limitations.

Li-ion 243

Li-ion Lithium Ion Batteries Battery 243

Green Car Congress

AUGUST 26, 2016

Researchers at Japan’s National Institute for Materials Science (NIMS) and Georgia Tech have jointly developed unique Si-iron (Fe) based nanomaterials connected by Ge nanostructures for use as a high-capacity anode material for Li-ion batteries. The most notable structural and compositional features can be summarized as follows.

Li-ion 150

Li-ion Lithium Ion Georgia Connect 150

Green Car Congress

OCTOBER 21, 2011

Setup of the fluoride-ion battery: A fluoride-containing electrolyte separates the metal anode from the metal fluoride cathode. rechargeable) battery cells based on a fluoride shuttle. Metal fluorides may be applied as conversion materials in lithium-ion batteries. Fluoride ion batteries are capable of meeting this high.

Li-ion 285

Li-ion Kits Batteries Battery 285

Green Car Congress

JULY 7, 2016

Silatronix, a developer of unique organosilicon (OS) electrolytes for use in lithium-ion batteries (LIBs) ( earlier post ), has raised US$8 million in new equity capital, and secured partnerships for distribution and joint technological development. Current Li-ion electrolytes are unstable above 60 °C and at charge voltages above 4.3

Li-ion 150

Li-ion Batteries Battery Wisconsin 150

Green Car Congress

FEBRUARY 8, 2016

They air-activated the as-prepared carbonaceous particles at 300 °C, forming pores in the carbon structures to increase their energy-storage capacity, and then evaluated them as lithium-ion battery anodes at room (25 °C) and elevated (50 °C) temperatures. The research showed the pollen anodes could be charged at various rates.

Li-ion 150

Li-ion Carbon Energy Storage Lithium Ion 150

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

Li-ion 150

Li-ion Lithium Ion Battery Batteries 150

Green Car Congress

APRIL 5, 2012

Korean have developed nitrogen-doped carbon nanotubes for high-capacity lithium-ion energy storage systems, such as a lithium-ion capacitor. As an attempt to take only advantages of both types of ESSs, recently, lithium ion capacitors (LICs) have been designed and demonstrated. Click to enlarge. Researchers in S.

Li-ion 265

Li-ion Energy Storage Carbon Lithium Ion 265

Green Car Congress

JANUARY 16, 2011

Researchers in South Korea report the synthesis of high capacity Mn-rich mixed oxide cathode materials for Li-ion batteries. Novel cathode active materials, Li[Li x (Ni 0.3 The newly Mn-rich cathode active materials were then adopted as cathodes to show the benefits for Li-ion rechargeable batteries.

Li-ion 236

Li-ion Ni-Li South Korea Batteries 236

Green Car Congress

MARCH 8, 2021

One of the major causes for the drop in capacity over time in Li-ion batteries is the degradation of the widely used graphite anodes. This study was supported by the JST-Mirai Program (grant umber JP18077239). Graphite thus requires a binder to prevent it from falling apart with use. —Prof. 0c02742.

Lithium Ion 427

Lithium Ion Batteries Battery Li-ion 427

Green Car Congress

OCTOBER 24, 2016

A team at Columbia University, with colleagues from Institute Recherche d’Hydro-Québec (IREQ), has developed a new pre-lithiation method to increase the energy density of lithium (Li-ion) batteries by utilizing a trilayer structure that is stable even in ambient air. Credit: ACS, Cao et al. Click to enlarge. —Yuan Yang.

Li-ion 150

Li-ion Energy Polymer Batteries 150

Green Car Congress

APRIL 27, 2014

Capacity and coulombic efficiency versus cycle index of Li-PGN cathodes at a rate of ~1C. O 2 and Li 3 V 1.98 Researchers at Rensselaer Polytechnic Institute have developed a safe, extended cycling lithium-metal electrode for rechargeable Li-ion batteries by entrapping lithium metal within a porous graphene network (Li-PGN).

Recharge 252

Recharge Li-ion Carbon Batteries 252

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. However, in a 2014 study led by Prof. —Li et al. V, suitable as anodes.

Li-ion 150

Li-ion Batteries Battery 2014 150

Green Car Congress

MAY 14, 2013

The Li / Support is the electrode made possible with the convection battery technology. The technology allows lithium-metal batteries to be recharged without the dendrite failure (short circuit) that has prevented rechargeable lithium-metal batteries from being commercially viable. Lower mass often translates to lower costs.

Missouri 330

Missouri Recharge Batteries Battery 330

Green Car Congress

FEBRUARY 5, 2023

Lithium metal batteries with solid electrolytes are lightweight, inflammable, pack a lot of energy, and can be recharged very quickly, but they have been slow to develop due to mysterious short circuiting and failure. senior author William Chueh The problem of failing solid electrolytes is not new and many have studied the phenomenon.

Li-ion 457

Li-ion Water Battery Batteries 457

Green Car Congress

OCTOBER 8, 2012

During discharge and charge in UHV, Li ions reversibly intercalate/de-intercalate into/from the Li x V 2 O 5 electrode. 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. Click to enlarge.

Lithium Air 253

Lithium Air Li-ion Recharge Insight 253

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.

Recharge 240

Recharge Li-ion Batteries Battery 240

Green Car Congress

AUGUST 22, 2019

The researchers made their discovery by developing a technique to measure the amounts of inactive lithium species on the anode—a first in the field of battery research—and studying their micro- and nanostructures. The findings could pave the way for bringing rechargeable lithium metal batteries from the lab to the market.

San Diego 320

San Diego Batteries Battery Lithium Ion 320

Green Car Congress

APRIL 15, 2012

graphene nanocomposites as high-rate cathode materials for rechargeable lithium batteries. In this new study, Song et al. graphene nanocomposites by galvanostatic charge?discharge A team of researchers from the US and China have developed novel polymer?graphene A paper on their work appears in the ACS journal Nano Letters.

Li-ion 239

Li-ion Polymer Green Batteries 239

Green Car Congress

MAY 15, 2017

Results of a study by a team at the Hawaii Natural Energy Institute, SOEST, University of Hawaii at Manoa, suggest that the additional cycling to discharge vehicle batteries to the power grid in a vehicle-to-grid (V2G) scenario, even at constant power, is detrimental to EV battery cell performance.

Hawaii 210

Hawaii Grid Batteries Battery 210

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.

Recharge 285

Recharge Sodium Hybrid Fuel 285

Green Car Congress

OCTOBER 13, 2015

Researchers in South Korea have demonstrated new type of room-temperature and high-energy density sodium rechargeable battery using a sulfur dioxide (SO 2 )-based inorganic molten complex catholyte that serves as both a Na + -conducting medium and cathode material (i.e. The cutoff voltage for charge is 4.05 V. charge for 100 cycles.

Li-ion 150

Li-ion Batteries Battery Recharge 150

Green Car Congress

JANUARY 14, 2019

Researchers from Tsinghua University and China University of Geosciences have used an ultrathin indium sheet to construct a stabilized lithium-rich hybrid anode with fast interfacial ion transport. Here, an ultrathin indium sheet was fabricated and used to construct a lithium-rich Li-In hybrid anode by a facile superficial alloying.

Li-ion 268

Li-ion China Recharge Hybrid 268

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).

Li-ion 186

Li-ion Carbon Lithium Ion Charging 186

Green Car Congress

DECEMBER 13, 2016

John Goodenough, known around the world for his pioneering work that led to the invention of the rechargeable lithium-ion battery, have devised a new strategy for a safe, low-cost, all-solid-state rechargeable sodium or lithium battery cell that has the required energy density and cycle life for a battery that powers an all-electric road vehicle.

Low Cost 150

Low Cost Recharge Austin Li-ion 150

Green Car Congress

MARCH 1, 2017

Researchers at Pacific Northwest National Laboratory (PNNL) have found that adding a small, optimal amount (0.05M) of LiPF 6 (lithium hexafluorophosphate) as an additive in LiTFSI–LiBOB dual-salt/carbonate-solvent-based electrolytes significantly enhances the charging capability and cycling stability of Li metal batteries. mA cm −2.

Li-ion 150

Li-ion Charging Batteries Battery 150

Green Car Congress

FEBRUARY 24, 2018

Researchers from Shinshu University in Japan have developed a method to suppress the growth of lithium dendrites in Li-S and Li-air batteries. However, use of Li metal poses a number of safety risks, including the deposition of Li dendrites that penetrate the separator and induce internal short-circuiting. Shimizu et al.

Li-ion 252

Li-ion Battery Batteries Standards 252

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.

Sodium 186

Sodium Li-ion Batteries Battery 186