Green Car Congress

AUGUST 11, 2010

In October 2008, Xcel began testing a one-megawatt sodium-sulfur (NaS) battery ( earlier post ) to demonstrate its ability to store wind energy and move it to the electricity grid when needed. megawatt-hours of electricity, with a charge/discharge capacity of one megawatt. Minimum of 300 annual charge-discharge cycles.

Energy Storage 210

Energy Storage Sodium Wind Energy 210

Green Car Congress

OCTOBER 28, 2022

The selected projects, led by universities, national laboratories, and the private sector aim to develop commercially scalable technologies that will enable greater domestic supplies of copper, nickel, lithium, cobalt, rare earth elements, and other critical elements. Columbia University. Harvard University.

Supplies 345

Supplies Ni-Li Carbon Universal 345

Green Car Congress

FEBRUARY 14, 2022

Researchers at Drexel University have stabilized a rare monoclinic ?-sulfur To the best of our knowledge, this is the first study to report the synthesis of stable ?-sulfur In the last century there have only been a handful of studies that produced monoclinic gamma sulfur and it has only been stable for 20-30 minutes at most.

Carbon 285

Carbon Li-ion Batteries Battery 285

Green Car Congress

JULY 27, 2022

Although the current 10-fold price spike of lithium is giving the electric vehicle market a sharp short-term shock, a study by a team from Tsinghua University indicates that it will not hinder transportation electrification in the long run. Establish information-sharing mechanisms.

Price 199

Price Supplies Nickel Lithium Sodium 199

Green Car Congress

MARCH 1, 2017

lithium, sodium or potassium) on a copper–carbon cathode current collector at a voltage of more than 3.0 Finally, sodium is cheaper than lithium and widely available from the oceans, which makes a sodium battery preferable to a lithium battery, but insertion hosts for Na + have lower capacities than insertion hosts for Li +.

Li-ion 150

Li-ion Sodium Austin Batteries 150

Cars That Think

NOVEMBER 1, 2023

But we do actually need that energy to be generated,” says Alper Bozkurt, who with Veena Misra codirects the Center for Advanced Self-Powered Systems of Integrated Sensors and Technologies (ASSIST) at North Carolina State University. The group fabricated their device using CFRP, sodium potassium niobate (KNN) nanoparticles, and epoxy resin.

Energy 134

Energy Solar Carbon Fiber Universal 134

Green Car Congress

DECEMBER 13, 2016

Researchers at the University of Texas at Austin, including Prof. With this glass, a rechargeable battery with a metallic lithium or sodium anode and an insertion-compound as cathode may require a polymer or liquid catholyte in contact with the cathode. eV, which promises to offer acceptable operation at lower temperatures.

Low Cost 150

Low Cost Recharge Austin Li-ion 150

Green Car Congress

FEBRUARY 18, 2013

charge cycle, K?O Researchers at Ohio State University (OSU) have demonstrated the concept of a potassium-air (K?O In a paper published in the Journal of the American Chemical Society , they reported a charge/discharge potential gap smaller than 50 mV at a current density of 0.16 The charge overpotential ? O 2 batteries.In

Lithium Air 319

Lithium Air Batteries Battery Concept 319

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.

Recharge 240

Recharge Li-ion Batteries Battery 240

Green Car Congress

JANUARY 18, 2011

A collaboration including researchers from Boston College, MIT, the University of Virginia and Clemson University have achieved a peak ZT (thermoelectric figure of merit) of 0.8 The study by Yan et al. The study by Yan et al. The study by Biswas et al. was published in the ACS journal Nano Letters. at ~800 K.

Conversion 231

Conversion Boston Waste Universal 231

Green Car Congress

OCTOBER 7, 2015

Researchers at Oregon State University have shown that potassium can work with graphite in a potassium-ion battery (KIB)—a discovery that could offer a challenge and sustainable alternative to the widely-used lithium-ion battery (LIB). Their findings are published in the Journal of the American Chemical Society. Click to enlarge.

Oregon 150

Oregon Batteries Battery Lithium Ion 150

Baua Electric

APRIL 26, 2024

A team from the Beijing University of Chemical Technology has used a formic acid-hydrogen peroxide system for selective leaching of lithium ions from spent lithium iron phosphate batteries. A paper on their process was published in the Journal of Power Sources.

Lithium Ion 52

Lithium Ion Batteries Battery Sodium 52

Green Car Congress

FEBRUARY 10, 2014

Sodium-ion batteries (Na-ion, NIBs) are seen as an alternative to lithium-ion batteries for large-scale applications due to their lower cost and abundant supply of sodium. Yissum is the technology transfer company of the University. It gives a high capacity of 730?mAh?g

Sodium 199

Sodium Batteries Battery Lithium Ion 199

Green Car Congress

JUNE 7, 2011

as a function of charge/discharge cycles at different charge/discharge current densities of. Sodium is seen by some as a promising alternative, but the sodium-sulfur batteries currently in use run at temperatures above 300 °C, making them less energy efficient and safe than batteries that run at ambient temperatures.

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Sodium Recharge Li-ion Batteries 218

Green Car Congress

OCTOBER 24, 2012

Researchers at the University of Maryland have developed a nanocomposite material of amorphous, porous FePO 4 nanoparticles electrically wired by single-wall carbon nanotubes as a potential cathode material for sodium-ion batteries (SIBs). SWNT composite is a promising cathode material for viable sodium-ion batteries.

Sodium 231

Sodium Maryland Li-ion Lithium Ion 231

Green Car Congress

JANUARY 29, 2018

Researchers at WMG (Warwick Manufacturing Group), The University of Warwick (UK) have developed Silicon-Few Layer Graphene (Si-FLG) composite electrodes as an effective approach to replacing graphite in the anodes of lithium-ion batteries. Schematic of FLG preventing Si electrochemically “fusing” together. Source: WMG. Click to enlarge.

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Li-ion Lithium Ion Batteries Battery 191

Green Car Congress

FEBRUARY 4, 2019

A team led by researchers at Oregon State University have demonstrated that diffusion may not be necessary to transport ionic charges inside a hydrated solid-state structure of a battery electrode. At the extremely high charging rate of 4,000 C (380 A g ?1 1 , 508 mA cm ?2 —Wu et al. Grotthuss mechanism. Source: OSU.

Oregon 268

Oregon Batteries Battery Li-ion 268

Green Car Congress

FEBRUARY 20, 2021

Studying the effects of surface modification with an atomic-level understanding of their origins is extremely challenging, and it requires tightly integrated experimental and theoretical investigations. —co-corresponding author Giulia Galli, University of Chicago and Argonne National Laboratory. —Mingzhao Liu.

Solar 186

Solar Fuel Production Water 186

Cars That Think

APRIL 30, 2022

In Thomson’s analogy, negatively charged corpuscles were like raisins suspended in a positively charged cake, resulting in a neutral atom. Universal Images Group/Getty Images. In 1884, he was appointed the Cavendish Professor of Experimental Physics and began his lifelong study of electromagnetism.

Universal 97

Universal Charging Light IDEA 97

Green Car Congress

DECEMBER 29, 2014

Researchers from Nanyang Technical University (NTU) in Singapore have shown high-capacity, high-rate, and durable lithium- and sodium-ion battery (LIB and NIB) performance using single-crystalline long-range-ordered bilayered VO 2 nanoarray electrodes. The VO 2 nanoarrays are supported on graphene foam (GF) and coated with a thin (?2

Li-ion 186

Li-ion Ni-Li Sodium Batteries 186

Green Car Congress

APRIL 12, 2015

Researchers at the Skoltech Center for Electrochemical Energy Storage (CEES), a partnership between the MIT Materials Processing Center and Lomonosov Moscow State University, are focusing on the development of higher capacity batteries. Craig Carter, with their associates, published a study in Advanced Energy Materials (Li et al.

MIT 150

MIT Li-ion Batteries Battery 150

Cars That Think

JANUARY 13, 2022

We start with a Bose-Einstein condensate, 1 million sodium atoms that share one and the same quantum-mechanical wave function”, says Martin Zwierlein , a professor of physics at MIT. Of course there can; the universe is quantum. Rick Duffy/Wikipedia. Successive frames in a movie can be captured by a well-placed CCD camera.

MIT 101

MIT Sodium Gas Denver 101

Green Car Congress

DECEMBER 4, 2013

The work most recently reported in the Journal of the American Chemical Society by a team of researchers from Argonne and King Abdulaziz University (Saudi Arabia) advances their earlier work with selenium as a high energy density cathode material. Earlier post.). The effects of organic electrolytes on the (de)lithiation process (i.e.,

Li-ion 225

Li-ion Energy Lithium Ion Lithium Sulfur 225

Green Car Congress

NOVEMBER 17, 2014

The surfactant chemicals found in samples of fracking fluid collected in five states were no more toxic than substances commonly found in homes, according to a first-of-its-kind analysis by researchers at the University of Colorado Boulder. We found chemicals in the samples we were running that most of us are putting down our drains at home.

Oil-Sands 225

Oil-Sands Colorado Water Oil 225

Green Car Congress

JUNE 19, 2013

a) Galvanostatic charge/discharge voltage profiles at a rate of C/10. (b) Studies of Sn film and nanostructured anodes were reported; the cycle life, however, is limited to 20 cycles due to pulverization. In this study, we develop a nature-inspired low cost electrode consisting of an electro-deposited Sn film on conductive wood fiber.

Maryland 199

Maryland Grid Li-ion Batteries 199

Cars That Think

MAY 23, 2023

It’s got sodium, potassium, calcium, etc., and these ions are charged particles. It doesn’t really like sodium so much. And those are probably where the electrons are, actually, because an ion, it’s got a plus-one charge or a minus-one charge based on— but let’s not go too far into it. This is like sieve water.

IDEA 48

IDEA All-Electric Re-Charge Sodium 48