Manthiram has recently published advances for two other types of lithium -
ion battery materials and is working with ActaCell, a startup based in Austin, TX, to commercialize the technology developed in his lab.
A new way to make advanced lithium -
ion battery materials addresses one of their chief remaining problems: cost.
«If we can maximize the cycling performance and efficiency of these low - cost and abundant iron fluoride lithium
ion battery materials, we could advance large - scale renewable energy storage technologies for electric cars and microgrids,» he says.
She has extensive research experience in the development and application of novel electron microscopy techniques for energy materials, such as lithium
ion battery materials and fuel cell catalysts.
** POSCO, South Korea's top steelmaker, said it will set up two joint ventures to produce lithium -
ion battery materials with China's Zhejiang Huayou Cobalt, one of China's top cobalt producers.
Not exact matches
A desire to secure supply of raw
battery materials, such as lithium, will encourage electric vehicle and lithium -
ion battery manufacturers to directly invest in mines, Pilbara Minerals managing director Ken Brinsden says.
The new lithium - silicon
batteries, nearing production - ready status thanks to startups including Sila Technologies and Angstron
Materials, will leapfrog marginal improvements in existing lithium -
ion batteries.
«I do think it could be used in lithium -
ion batteries and for a mechanical strengthening
material, or for composite polymers and stuff like that, especially if it can be made cheaply,» she says.
Chilean development agency Corfo executive vice-president Eduardo Bitran noted that the deal between Tesla and SQM would likely result in a new facility that would aid the Elon Musk - led electric car maker and energy firm in securing the supply of raw
material used in lithium -
ion batteries.
Nano One
Materials Corp. (TSXV: N NO) has captured the imagination of investors with a disruptive technology that can short - cut the traditional way of making cathode
material used in lithium -
ion batteries and ultimately improve their performance.
Today's infographic comes to us from Nano One, a Canadian tech company that specializes in
battery materials, and it provides interesting context on lithium -
ion battery advancements over the last couple of decades.
It's also something we are covering in our five - part
battery series, in which we are looking at lithium -
ion battery demand, as well as the
materials that will need to be sourced as electric cars go mainstream.
Flow
batteries also charge quickly and last for thousands of cycles, but needed
materials such as energy - dense electrolytes and
ion exchange membranes remain expensive.
A new technique developed by researchers at Technische Universität München, Forschungszentrum Jülich, and RWTH Aachen University, published in Elsevier's
Materials Today, provides a unique insight into how the charging rate of lithium
ion batteries can be a factor limiting their lifetime and safety.
Researchers used a combined atomic / molecular layer deposition (ALD / MLD) technique, to prepare lithium terephthalate, a recently found anode
material for a lithium -
ion battery.
«New insight into
battery charging supports development of improved electric vehicles: First technique capable of determining lithium metal plating during lithium
ion battery charging reported in
Materials Today.»
Shirley Meng, a professor at UC San Diego's Department of NanoEngineering, added, «This beautiful study combines several complementary tools that probe both the bulk and surface of the NMC layered oxide — one of the most promising cathode
materials for high - voltage operation that enables higher energy density in lithium -
ion batteries.
In fact, there have been many efforts to improve lithium -
ion battery or supercapacitor performance using alternative electrode
materials such as carbon nanotubes and other manganese oxides.
Phase evolution for conversion reaction electrodes in lithium -
ion batteries Surface reconstruction and chemical evolution of stoichiometric layered cathode
materials for lithium -
ion batteries
They will next integrate the silicon anode with the sulfur cathode, as well as with other traditional cathode
materials, in order to maximize lithium -
ion battery capacity and overall performance.
«New cathode
materials is the hottest direction in Li -
ion batteries,» Ceder said.
«Our method of producing nanoporous silicon anodes is low - cost and scalable for mass production in industrial manufacturing, which makes silicon a promising anode
material for the next generation of lithium -
ion batteries,» said Zhou.
Another major advance in lithium -
ion batteries is reported in the Nature Communications paper, «Mitigating oxygen loss to improve the cycling performance of high capacity cation - disordered cathode
materials,» which shows that disordered
materials can be fluorinated, unlike other
battery materials.
He estimates the price of the electrode
materials at about one third of the price of electrodes in a lithium -
ion battery.
The hope is to create a more porous
material with a higher surface area that could hold on to more lithium
ions and thus make longer - lived
batteries.
In this regard, researchers are diligently looking for new
materials that exhibit a greater energy density and charging capacity, but which are no heavier or larger than those used in today's lithium -
ion batteries.
These alternative electrodes could be capable of storing nearly three times as much energy as graphite, the
material of choice in current lithium -
ion batteries.
Using abundant inexpensive
material means less need for such expensive metals as cobalt, currently used in lithium
ion batteries» cathodes, lowering overall cost.»
The
material at the heart of the lithium
ion batteries that power electric vehicles, laptop computers and smartphones has been shown to impair a key soil bacterium, according to new research published online in the journal Chemistry of
Materials.
Typical lithium -
ion batteries use separate
materials for conducting electrons and binding active
materials, but NREL's approach uses carbon nanotubes for both functions.
An international team led by researchers from the U.S. Department of Energy's Lawrence Berkeley National Laboratory (Berkeley Lab) used advanced techniques in electron microscopy to show how the ratio of
materials that make up a lithium -
ion battery electrode affects its structure at the atomic level, and how the surface is very different from the rest of the
material.
«We probably know about 1 % of the properties of existing
materials,» he says, pointing to the example of lithium iron phosphate: a compound that was first synthesized in the 1930s, but was not recognized as a promising replacement
material for current - generation lithium -
ion batteries until 1996.
«The implication of our research is that similar strategies can also be used to design cathode
materials in Li -
ion batteries.»
A unique combination of
materials developed at Rice University, including a clay - based electrolyte, may solve a problem for rechargeable lithium -
ion batteries destined for harsh environments.
Manthiram said he is also investigating other
battery chemistries, like lithium - sulfur and sodium -
ion, which use different
materials and offer their own advantages.
Solid
batteries have been around for more than 200 years, but advances in the
materials and chemistry of lithium
ion and other
batteries have made them much more efficient and effective.
«We now have a good understanding of the
material properties required in large - scale use of silicon in Li -
ion batteries.
A multi-institution team of scientists led by Texas A&M University chemist Sarbajit Banerjee has discovered an exceptional metal - oxide magnesium
battery cathode
material, moving researchers one step closer to delivering
batteries that promise higher density of energy storage on top of transformative advances in safety, cost and performance in comparison to their ubiquitous lithium -
ion (Li -
ion) counterparts.
Researchers have created a high performance anode
material for lithium -
ion batteries (LIBs) using waste silicon (Si) sawdust.
Titled «Silicon Derived from Glass Bottles as Anode
Materials for Lithium
Ion Full Cell
Batteries,» an article describing the research was published in the Nature journal Scientific Reports.
«We've essentially reconfigured the atoms to provide a different pathway for magnesium
ions to travel along, thereby obtaining a viable cathode
material in which they can readily be inserted and extracted during discharging and charging of the
battery,» Banerjee says.
«Most negative electrodes for sodium -
ion batteries use
materials that undergo an «alloying» reaction with sodium,» Singh said.
A new twist on the familiar lithium
ion battery has yielded a type of power - storing
material that charges and discharges at lightning speed.
As the
battery is discharged, lithium
ions (shown in purple) jump across the coating and insert themselves into the crystal structure, while electrons (shown as circles with minus signs) in the carbon - coating tunnel into the
material and attach to iron
ions (shown in red).
Collectively, the team applied decades of combined experience in
materials science to explain the fundamental reasons why this new type of vanadium pentoxide is superior to the old version as well as to Li -
ion batteries.
This research is the latest in a series of projects led by Mihri and Cengiz Ozkan to create lithium -
ion battery anodes from environmentally friendly
materials.
«In a lithium -
ion battery, lithium
ions move from the anode to the cathode during discharge and back when charging,» said Tohru Suzuki, a co-author on the APL
Materials paper.
Primary, or non-rechargeable,
batteries and secondary
batteries both produce current through an electrochemical reaction involving a cathode, an anode, and an electrolyte (an
ion - conducting
material).
It is also an attractive anode
material for lithium -
ion batteries because it has a large theoretical charge - discharge capacity compared to graphite and high lithium
ion diffusivity at room temperature compared to silicon.
«This work provides a fundamental understanding of an exciting class of
materials with numerous potential applications in technologies such as
ion batteries, catalysis, and superconductors,» lead author Hidetaka Kasai says.