Scale drives cost reduction for storage We are already witnessing the impact of manufacturing scale on cost for lithium-ion batteries being bid into the electricity market.
Boston-Power has raised up to $450 million for its lithium-ion battery technology over the past five years.
allowing for energy densities that are orders of magnitude higher than lead-acid, lithium-ion, and vanadium redox flow chemistries.
#24m Unveils the Reinvented Lithium-Ion Battery Five years ago, M24 Technologies spun out from parent company A123 with plans to turn a mysterious,
semisolid electrode material into a revolution in how lithium-ion batteries are designed and built. Back then, cofounder and Massachusetts institute of technology professor Yet-Ming Chiang described a lean sheet of paperapproach, combining concepts from flow batteries and fuel cells,
and stripping the modern lithium-ion battery architecture of all its inactive materials and complex manufacturing steps.
-based startup unveiled the results--a lithium-ion battery that it says can be built at $100 per kilowatt-hour at scale,
Compared to the multi-stage process used in today lithium-ion batteries, it implified, streamlined, with a lot of metrology,
to make it as reliable and bulletproof as we can. 24m process can also incorporate a multitude of today different lithium-ion chemistries into its semisolid materials process,
he said. ur defining goal is to chop 50 percent out of the cost of lithium-ion today,
that where we get to this $100 per kilowatt-hour cost. 24m is targeting a lithium-ion energy storage market that already being targeted by contenders like Tesla motors, Boston-Power,
And outside lithium-ion batteries, a host of new chemistries from startups such as Aquion, Eos Energy storage and a long list of flow battery contenders are promising low-cost
So how does 24m approach make for an entirely new way of designing and building lithium-ion batteries?
he said. ut what we realized upon forming the company was that this semisolid electrode capability had a much better home--reinventing how lithium-ion batteries are made.
Chiang identified two main problems in today lithium-ion battery design. ne is that the current lithium-ion battery itself contains a great deal of material that doesn store any energy
He referring to the inactive material that layered between the super-thin electrodes that allow today lithium-ion batteries to charge
and discharge quickly. aving a thin electrode means that the distance the lithium ion has to travel is short--and in the beginning,
like the semisolid materials that 24m forms into anodes and cathodes. hat we do is provide more line of sight paths for the lithium ions to get out of the electrode,
That necessary for the lithium ions to get out of the back of the battery, he said.
as compared to typical lithium-ion batteries for power tools, tablets and electric vehicles. At the same time, e believe these to be the safest lithium-ion batteries ever created,
he said, largely due to the lack of brittle, breakable separator materials within the battery cells.
he said. he second aspect of lithium-ion technology that we felt needed to be reconsidered is the whole manufacturing process,
Chiang said. hy does a conventional lithium-ion battery plant have to be so expensive and so large?
First of all, a conventional lithium-ion battery plant starts with metal foil, and then layers liquid nk or painton it to form its electrodes,
he said. verything they use is already in the lithium-ion supply chain. And because all the materials that 24m puts into the process end up in the final product
much simpler than the processes used to make lithium-ion batteries today. he formulation process for making these electrodes is spent exacting,
24m technologies, a123, alevo, aquion, arpa-e, batteries, boston-power, energy storage, eos energy storage, flow battery, imergy, investors, lg chem, lithium-ion
and in the process of ionization towards the plasma a air begins to emit light. To achieve this effect allowed the femtosecond laser pulse
The company will also be releasing new printing materials in order to try its hand at printing resistors, sensors and, for future models of its printer, even lithium-ion batteries.
#Novel Approach for Lithium-ion Batteries Researchers from MIT and Cambridge, Mass. -based Battery Company 24m have come up with an advanced manufacturing technology for lithium-ion batteries.
Researchers have claimed of reinvented the process for manufacturing lithium-ion batteries. Not much change has been noticed in the manufacturing of lithium-ion batteries in the two decades.
Yet-Ming Chiang, the Kyocera Professor of Ceramics at MIT, was of the view that the existing technology is not perfect
and there is a need to made advancements. Five years back, Chiang and colleagues developed the new process.
"We realized that a better way to make use of this flowable electrode technology was to reinvent the lithium ion manufacturing process".
and data obtained with matrix-assisted laser desorption/ionization (MALDI) chemical imaging analyses of serial sections of the same tissue.
and is particularly difficult for young children that don understand the purpose of it All the new technology relies on a special silica glass that has ions throughout that fluoresce in infrared in response to laser light.
Velásquez-García and his colleagues use a technique called deep reactive-ion etching. On either face of a silicon wafer, they etch dense arrays of tiny rectangular columns tens of micrometers across
Velásquez-García and his colleagues use a technique called deep reactive-ion etching. On either face of a silicon wafer, they etch dense arrays of tiny rectangular columns tens of micrometers across
North carolina State university engineer Orlin Velev and colleagues show that silver-ion infused lignin nanoparticles, which are coated with a charged polymer layer that helps them adhere to the target microbes,
North carolina State university engineer Orlin Velev and colleagues show that silver-ion infused lignin nanoparticles, which are coated with a charged polymer layer that helps them adhere to the target microbes,
While typical plasma cleaners used in semiconductor fabrication operate using a"sputtering"mechanism where the sample is bombarded with ions carrying significant kinetic energy
while maintaining an appropriate concentration of copper two ions and supporting electrolyte. In this environment, the production of the right catalyst, complexes of copper one and the bonding of nanoparticles itself to the substrate is very efficient,
--which is about four times higher than that of lithium-ion batteries currently used in mobile devices.
it is critical to have a large electrochemically accessible surface area, high electrical conductivity and short ion diffusion pathways.
and reduces the distance for ion diffusion process, "said Singh. He explained that supercapacitors store charges through a chemical process known as a redox reaction,
and transporting ions through another material at the interface between electrode and electrolyte. Larger redox reaction surfaces are essential for achieving a higher power density for supercapacitors."
Twin boundaries in lithium-ion batteries May 21st, 2015insidde: Uncovering the real history of art using a graphene scanner May 21st,
Twin boundaries in lithium-ion batteries May 21st, 2015insidde: Uncovering the real history of art using a graphene scanner May 21st,
Twin boundaries in lithium-ion batteries May 21st, 2015insidde: Uncovering the real history of art using a graphene scanner May 21st,
Twin boundaries in lithium-ion batteries May 21st, 2015defects can'Hulk-up'materials: Berkeley lab study shows properly managed damage can boost material thermoelectric performances May 20th, 2015taking control of light emission:
This work has been performed in co-operation with Professor Ion Tiginyanu and his team members from the Technical University of Moldova
Dualbeam Plasma Focused Ion beam for Electrical Fault Isolation & Failure Analysis: New Helios PFIB EFI is integrated a fully deprocessing
Plasma Focused Ion beam for Electrical Fault Isolation & Failure Analysis: New Helios PFIB EFI is integrated a fully deprocessing
2015tissue Engineering Scaffolds Produced from Natural Silk in Iran June 8th, 2015tools FEI Launches New Dualbeam Plasma Focused Ion beam for Electrical Fault Isolation & Failure Analysis:
#Buckle up for fast ionic conduction Abstract: ETH material engineers found that the performance of ion-conducting ceramic membranes that are so important in industry depends largely on their strain
and buckling profiles. For the first time, scientists can now selectively manipulate the buckling profile, and thus the physical properties, allowing new technical applications of these membranes."
"Ionics, ion-based data processing and energy conversion, is the electronics of the future, "says Jennifer Rupp, a professor of Electrochemical Materials at ETH Zurich,
Together with her group, Rupp produces ceramic materials that can conduct charged atoms (ions), such as oxygen or lithium ions, very quickly.
so that ions can move more quickly within them. In a study just published in the scientific journal Nature Materials
several doctoral students in her group demonstrated how ion transport depends greatly on the manner in
"This is one of the most frequently used ion conductors in the industry, "explains Sebastian Schweiger, a doctoral student.
In turn, this greatly influences the conductivity of the membrane for oxygen ions. The scientists are able to describe this effect in detail."
and ion conductivity of such membranes,"says Alexander Bork, another doctoral student. In recent decades, scientists have attempted mainly to influence the conductivity of such ion conductors by deliberately'contaminating'the material with certain foreign atoms-in technical terms,
doping. The ETH researchers have shown now that the conductivity can be controlled to a much greater degree by manipulation of the strain
In the experiment with the strain of the ion conductor, we have now found a possible explanation for this behaviour,
It now appears possible to optimise the characteristics of ion-conducting membranes. This supports the development of future gas sensors, ion-based data storage and micro energy converters, such as fuel cells-and potentially a range of other as yet unknown applications in the promising field of ionics.##
###For more information, please click herecontacts: Dr. Jennifer Ruppwriteemail('mat. ethz. ch','jennifer. rupp';'41-792-900-697copyright ETH Zurichissuers of news releases, not 7th Wave, Inc. or Nanotechnology Now, are solely responsible for the accuracy of the content.
2015cellulose from wood can be printed in 3-D June 17th, 2015solar cells in the roof and nanotechnology in the walls June 16th, 2015buckle up for fast ionic conduction June 16th,
Using electron microscopy and ion beam milling, Yu group discovered that the ants are covered on the top
while ions can still migrate from the anode to the cathode. The electrolyte plays a key role.
It must permit only the appropriate ions to pass between the anode and cathode. If free electrons or other substances could travel through the electrolyte,
Advancements in the electrolyte system of PEMFCTHE commercial development of a special electrolyte (single ion conducting polymer electrolyte) changed the field of electrochemical devices in a significant way.
Electrochemists have spent many years in a continuing search for newer, more highly conducting (ions and not electrons) and a more electrochemically stable electrolyte system.
With the development of a single ion (for example only hydrogen ions in PEMFC) conducting polymer, electrochemists have the ability to choose from a variety of polymers with both high conductivity for a given ion of interest (off course hydrogen ions
New technique combines electron microscopy and synchrotron X-rays to track chemical reactions under real operating conditions June 29th, 2015buckle up for fast ionic conduction June 16th, 2015a protective shield for sensitive catalysts:
which some of the metallic ions are placed. The size and shape of the pores are very effective in the selective sorption of the ions.
Based on the positive results the nanosorbent can be used in various industries such as foodstuff and petroleum to detect
News and information Samsung's New Graphene technology Will Double Life Of Your Lithium-Ion Battery July 1st,
2015announcements Samsung's New Graphene technology Will Double Life Of Your Lithium-Ion Battery July 1st, 2015researchers from the UCA, key players in a pioneering study that may explain the origin of several digestive diseases June 30th,
2015interviews/Book reviews/Essays/Reports/Podcasts/Journals/White papers Samsung's New Graphene technology Will Double Life Of Your Lithium-Ion Battery July 1st,
The embedded metal ions in the Ni1-xcuxcr2o4 spinel system cause a distortion of the crystal structure.
In this study, researchers first pattern nanostructures on the graphene surface by bombarding it with electron beams and etching it with oxygen ions.
Here, we show that lignin nanoparticles infused with silver ions and coated with a cationic polyelectrolyte layer form a biodegradable and green alternative to silver nanoparticles.
together with silver ions, can kill a broad spectrum of bacteria, including Escherichia coli, Pseudomonas aeruginosa and quaternary-amine-resistant Ralstonia sp.
Ion depletion studies have shown that the bioactivity of these nanoparticles is limited time because of the desorption of silver ions.
NC State engineer Orlin Velev and colleagues show that silver-ion infused lignin nanoparticles, which are coated with a charged polymer layer that helps them adhere to the target microbes,
The method is based on an ion implantation technique, a process in which ions are accelerated under an electrical field and smashed into a semiconductor.
The impacting ions change the physical, chemical or electrical properties of the semiconductor. In a paper published this week in the journal Applied Physics Letters, from AIP Publishing,
the researchers describe their work, which takes graphene a step closer to commercial applications in silicon microelectronics."
"Our work shows that the carbon ion implantation technique has great potential for the direct synthesis of wafer-scale graphene for integrated circuit technologies."
"Kim's method relies on ion implantation, a microelectronics-compatible technique normally used to introduce impurities into semiconductors.
In the process, carbon ions were accelerated under an electrical field and bombarded onto a layered surface made of nickel, silicon dioxide and silicon at the temperature of 500 degrees Celsius.
Kim explained that the activation annealing temperature could be lowered by performing the ion implantation at an elevated temperature.
According to Kim, the ion implantation technique also offers finer control on the final structure of the product than other fabrication methods,
as the graphene layer thickness can be determined precisely by controlling the dose of carbon ion implantation."
and it cannot be applied for the inspection of foods that have lactic acid bacteria because X-ray radiation causes ionization of such foods.
which ions and electrons must rapidly move. Researchers have built arrays of nanobatteries inside billions of ordered,
identical nanopores in an alumina template to determine how well ions and electrons can do their job in such ultrasmall environments.
The nanobatteries were fabricated by atomic layer deposition to make oxide nanotubes (for ion storage) inside metal nanotubes for electron transport, all inside each end of the nanopores.
and well-controlled fabrication of nanotubular electrodes to accommodate ion motion in and out and close contact between the thin nested tubes to ensure fast transport for both ions and electrons.
Complete nanobatteries are formed in each nanopore of a dense nanopore array (2 billion per cm2),
while their ion insertion processes occur very fast, much like what happens at the surface of a double-layer capacitor.
and discharge) and for extended cycling, demonstrating that precise nanostructures can be constructed to assess the fundamentals of ion
and gaining a previously unattainable understanding of processes such as electron, water or ion transport or chemical reactions.
This produces a plasma consisting of carbon ions, which is deposited as a coating on the workpiece in the vacuum.
"Why It Matterslithium-ion batteries have many uses besides powering cell phones and laptops. Developing safer, more powerful cells with longer life is a worldwide challenge,
In an engineering first, Cui and his colleagues used lithium-ion battery technology to create one low-cost catalyst that is capable of driving the entire water-splitting reaction.'
'Our group has pioneered the idea of using lithium-ion batteries to search for catalysts, 'Cui said.'
The idea is to use lithium ions to chemically break the metal oxide catalyst into smaller and smaller pieces.'
#New technique for'seeing'ions at work in a supercapacitor Researchers from the University of Cambridge, together with French collaborators based in Toulouse,
the researchers were able to visualise how ions move around in a supercapacitor. They found that
electrolyte ions are stored in the anode. As the battery discharges, electrolyte ions leave the anode
and move across the battery to chemically react with the cathode. The electrons necessary for this reaction travel through the external circuit,
instead, positive and negative electrolyte ions simply tickto the surfaces of the electrodes when the supercapacitor is being charged.
the ions can easily opoff the surface and move back into the electrolyte. The reason why supercapacitors charge
and discharge so much faster is that the tickingand oppingprocesses happen much faster than the chemical reactions at work in a battery. o increase the area for ions to stick to,
like a carbon sponge, said Griffin. ut it hard to know what the ions are doing inside the holes within the electrode we don know exactly what happens
and the positive ions are attracted to the surface as the supercapacitor charges. But in the positive electrode, an ion xchangehappens,
as negative ions are attracted to the surface, while at the same time, positive ions are repelled away from the surface.
Additionally, the EQCM was used to detect tiny changes in the weight of the electrode as ions enter and leave.
This enabled the researchers to show that solvent molecules also accompany the ions into the electrode as it charges. e can now accurately count the number of ions involved in the charge storage process
and see in detail exactly how the energy is stored, said Griffin. n the future we can look at how changing the size of the holes in the electrode
and the ion properties changes the charging mechanism. This way we can tailor the properties of both components to maximise the amount of energy that is stored.
The next step, said Professor Clare P. Grey, the senior author on the paper, s to use this new approach to understand why different ions behave differently on charging, an ultimately design systems with much higher capacitances. i
#Smart insulin patch could replace injections for diabetes Painful insulin injections could become a thing of the past for the millions of Americans who suffer from diabetes, thanks to a new invention from researchers at North carolina State university and the University
and their behavior using only a handful of helium ions. The team's technique, published in Physical Review Letters("Strain doping:
This is accomplished by adding a few helium ions into a complex oxide material and provides a never before possible level of control over magnetic and electronic properties."
as it can be implemented using established ion implantation infrastructure in the semiconductor industry, "Ward said.
The method uses a low energy ion gun to add small numbers of helium ions into the material after it has been produced.
Lithium-ion cells with cobalt cathodes hold twice the energy of a nickel-based battery and four times that of lead acid.
It is possible for this lithium ion conduction following porous CB 6 to be safer than existing solid lithium electrolyte-based organic-molecular porous-materials utilizing the simple soaking method
only averaging 7. 5 Å a single lithium ion is 0. 76 Å, or. 76 x 10-10 m that runs through them.
The physical structure of the porous CB 6 enables the lithium ions to battery to diffuse more freely than in conventional LIBS
the porous CB 6 solid electrolytes showed impressive lithium ion conductivity. To compare this to existing battery electrolytes,
"NC State engineer Orlin Velev and colleagues show that silver-ion infused lignin nanoparticles, which are coated with a charged polymer layer that helps them adhere to the target microbes,
The method is based on an ion implantation technique, a process in which ions are accelerated under an electrical field and smashed into a semiconductor.
The impacting ions change the physical, chemical or electrical properties of the semiconductor. In a paper published this week in the journal Applied Physics Letters("Wafer-scale synthesis of multi-layer graphene by high-temperature carbon ion implantation"),from AIP Publishing
the researchers describe their work, which takes graphene a step closer to commercial applications in silicon microelectronics.
Wafer-scale (4 inch in diameter) synthesis of multi-layer graphene using high-temperature carbon ion implantation on nickel/Sio2/silicon.
Image: J. Kim/Korea University, Korea)" For integrating graphene into advanced silicon microelectronics, large-area graphene free of wrinkles, tears and residues must be deposited on silicon wafers at low temperatures,
"Our work shows that the carbon ion implantation technique has great potential for the direct synthesis of wafer-scale graphene for integrated circuit technologies."
"Kim's method relies on ion implantation, a microelectronics-compatible technique normally used to introduce impurities into semiconductors.
In the process, carbon ions were accelerated under an electrical field and bombarded onto a layered surface made of nickel, silicon dioxide and silicon at the temperature of 500 degrees Celsius.
Kim explained that the activation annealing temperature could be lowered by performing the ion implantation at an elevated temperature.
According to Kim, the ion implantation technique also offers finer control on the final structure of the product than other fabrication methods,
as the graphene layer thickness can be determined precisely by controlling the dose of carbon ion implantation."
The sensor uses a nanoengineered silica chip with an active layer of ions that fluoresce
"We use a larger number of sensors related to ions but got poorer information. These researchers use less sensors,
and an ion crystal made up of charged atoms held in place using specific voltages and something known as the Coulomb force.
and pull the ion crystal across the lattice, and also adjust the spacing of its atoms.
when the atoms in the ion crystal were spaced out at the same distance as the peaks and troughs of the optical lattice,
But when the team changed the spacing of the ion crystal so that the atoms weren matched up with the optical lattice,
The innovation here isn't so much the material used in the batteries-it's the same lithium-ion compound that makes up the smartphone batteries of today-but the way in
or larger than those used in today's lithium-ion batteries. Today's batteries provide a reliable power supply for our smartphones electric cars
In crystalline form vanadium pentoxide can take three positively charged lithium ions--three times more than materials presently used in cathodes such as lithium iron phosphate.
However crystalline vanadium pentoxide cannot release all of the inserted Li-ions and only allows a few stable charge/discharge cycles.
This is because once the lithium ions penetrate the crystalline lattice during the loading process the lattice expands.
and lithium ions as they are transported through the electrodes. Afyon used this vanadate-borate glass powder for the battery cathodes
This would be enough energy to power a mobile phone between 1. 5 and two times longer than today's lithium-ion batteries Afyon estimates.
But any quantum computer--say one whose qubits are trapped laser ions or nitrogen atoms embedded in diamond--would still benefit from using entangled photons to move quantum information around.
The innovation is advanced an barrier between the electrodes in a lithium-ion battery. Made with nanofibers extracted from Kevlar, the tough material in bulletproof vests,
"Lithium-ion batteries work by shuttling lithium ions from one electrode to the other. This creates a charge imbalance,
They are large enough to let individual lithium ions pass, but small enough to block the 20-to-50-nanometer tips of the fern-structures.
which is important for good lithium-ion conductivity between the electrodes, Tung said.""The special feature of this material is we can make it very thin,
they are currently looking for ways to improve the flow of loose lithium ions so that batteries can charge
The study,"A dendrite-suppressing solid ion conductor from aramid nanofibers, "will appear online Jan 27 in Nature Communications.
To resolve that imbalance you could have other ions come in and bond or have the oxide lose
Now if the oxide surface says'I wish I had more negative charge'instead of the oxide gathering ions from the environment
or by binding ions from the aqueous solution the researchers were able to show the relationship between the polarization of the oxide
As detailed in Rapid Communications in Mass Spectrometry, they validated the instrument--a laser ablation resonance ionization mass spectrometer--by dating a rock from Mars:
and is punctured with tiny holes created by a microfabrication process known as focused ion beam milling. The bottom layer of silver is four times thicker than the top layer but still minuscule at 100 nanometers.
and transport properties of the"intermediate state"in lithium-ion batteries--key to understanding the mechanisms of charge
Lithium ions distribute themselves so as not to disturb this striped pattern. In addition, the intermediate state showed high lithium/electron conductivity compared to the charged
That is, both lithium ions and electrons could move faster in the intermediate state, contributing significantly to accelerating lithium-ion battery charge
and discharge reactions. The findings were contrary to expectations.""The intermediate state showed a long lifetime,
Researchers were able to identify for the first time the number of VOCS in breath samples by using a selected ion flow tube mass spectrometer,
The compounds in their exhaled breath are analysed by a selected ion flow tube mass spectrometer. The researchers used breath samples of patients with esophageal and gastric cancer at Imperial College Healthcare NHS Trust from 2011 to 2013.
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