New organic cathode for high performance solid-state sodium-ion battery

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Solid-state sodium-ion batteries are safer than conventional lithium-ion batteries, which pose a risk of fire and explosions, but their performance has been too weak to offset the safety advantages. Credit: University of Houston.

2019 119

Faradion demonstrates proof-of-concept sodium-ion electric bike

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British battery R&D company Faradion has demonstrated a proof-of-concept electric bike powered by sodium-ion batteries at the headquarters of Williams Advanced Engineering, which collaborated in the development of the bike. Oxford University was also a partner.

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Empa, UNIGE team develop prototype solid-state sodium battery; focus on improving the solid-solid interface

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Researchers at Empa and the University of Geneva (UNIGE) have developed a prototype of a novel solid-state sodium battery with the potential to store extra energy and with improved safety. The closo-borate sodium superionic conductor—Na 2 (B 12 H 12 ) 0.5 (B

2017 90

UT Austin team identifies promising new cathode material for sodium-ion batteries: eldfellite

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Sodium-ion intercalation batteries—i.e., However, sodium-ion batteries face issues related to performance, weight and instability of materials. Sodium ion intercalation and storage is challenging because Na ions are about 70% larger in radius than Li ions.

2015 110

Expanded graphite as a superior anode for sodium-ion batteries

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Researchers at the University of Maryland, with colleagues at the University of Illinois at Chicago, report on a new method for expanding graphite for use as a superior anode for sodium-ion batteries in a paper in Nature Communications.

New high-power, high-capacity, long-life sodium battery

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A team from the Max Planck Institute for Solid State Research in Stuttgart and the University of Science and Technology of China, Hefei, has developed a high-power, high-capacity sodium battery with 96% capacity retention after 2,000 cycles. The researchers combined sodium vanadium triphosphate (Na 3 V 2 (PO 4 ) 3 ) with a mixture of reduced graphene oxide and carbon nanotubes to improve the sodium compound’s conductivity.

PNNL team develops sodium-manganese oxide electrodes for sodium-ion rechargeable batteries

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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. Sodium.

New hierarchical metal-organic nanocomposite cathode for high-energy sodium-ion batteries

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Building on earlier work, researchers in China have fabricated a hierarchical metal-organic nanocomposite for use as a cathode in sodium-ion batteries (SIBs). Recently, room temperature sodium-ion batteries (SIBs) have received tremendous attention for electrochemical energy storage applications owing to their low cost and the abundant resource of sodium compared with lithium.

2017 70

Stanford team develops sodium-ion battery with performance equivalent to Li-ion, but at much lower cost

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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. As reported in a paper in Nature Energy , the Stanford team achieved four-sodium storage in a Na 2 C 6 O 6 electrode with a reversible capacity of 484 mAh g −1 , an energy density of 726 Wh kg −1 cathode , an energy efficiency above 87% and a good cycle retention.

2017 69

U Waterloo team identifies key reaction in sodium-air batteries; implications for improving Li-air

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Chemists at the University of Waterloo have identified the key reaction that takes place in sodium-air batteries. The researchers from the Waterloo Institute for Nanotechnology, led by Professor Linda Nazar who holds the Canada Research Chair in Solid State Energy Materials, have described a key mediation pathway that explains why sodium-oxygen batteries are more energy efficient when compared with their lithium-oxygen counterparts.

2015 79

U Alberta team develops hybrid sodium-ion capacitor; intermediate in energy & power between ultracaps and batteries

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A team led by researchers from the University of Alberta (Canada) Scientists has developed a hybrid sodium-ion capacitor (NIC) using active materials in both the anode and the cathode derived entirely from peanut shells—a green and highly economical waste globally generated at more than 6 million tons per year.

Researchers significantly improve H2 storage properties of sodium aluminium hydride by doping with 2D titanium carbide

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A team at Zhejiang University in China has significantly enhanced the hydrogen storage properties of sodium aluminum hydride (NaAlH 4 ) by doping it with a 2D titanium carbide (Ti 3 C2) MXene. MXenes” are exfoliated 2D carbide and carbonitride nanosheets that are structurally similar to graphene, where M represents transition metals, and X is either C or/and N, earlier post ).

2016 65

Iowa State/Ames Lab researcher receives $3M from ARPA-E for solid-state sodium battery

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The Advanced Research Projects Agency - Energy (ARPA-E) has awarded $3 million from its 2015 OPEN funding to a project to develop an all-solid-state sodium battery. A sodium-based battery, on the other hand, has the potential to store larger amounts of electrical energy at a significantly lower cost. And, nearly all countries have access to large amounts of sodium. A team led by Yan Yao at the University of Houston will create a new cathode for the battery.

2015 60

Yissum offering novel high-performance anode for sodium-ion batteries; antimony sulphide nanoparticle-coated graphene

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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 , the Research and Development Company of the Hebrew University of Jerusalem, is offering a novel anode for sodium-ion batteries (Na-ion, NIB) which enables the production of a battery with high capacity, excellent rate capability and good cycle performance.

PATHION develops new LiRAP-based solid-state electrolytes for Li-sulfur and sodium-ion batteries

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PATHION is working on a derivative for Li-sulfur batteries as well as a derivative that could be applied in a sodium-ion battery. The second presentation described the use of a solid electrolyte in a sodium-ion battery cell. PATHION technology executive Andy Murchison led these development efforts with the support of Helena Braga and Jorge Ferreira of the University of Porto, who were operating under a work-for-hire agreement with PATHION.

2015 76

Researchers improve the performance of sodium-ion batteries by using tailored carbon anodes with hierarchical porosity

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Researchers at Justus Liebig University, Giessen, Germany, have improved the performance of sodium-ion batteries ( earlier post ) by using tailor-made carbon materials with hierarchical porosity for the anode instead of common carbon-based anode materials.

SiGNa Chemistry Demonstrates Sodium Silicate-Based Hydrogen Generation System for Portable Fuel Cells

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Prototype sodium silicate hydrogen generation system as presented earlier this year at DOE merit review. The H300 utilizes real-time swappable cartridges that generate hydrogen on demand using SiGNa’s proprietary sodium silicide (NaSi) powder.

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Univ. of Maryland team develops promising sodium-ion cathode material: FePO4/nanotube composite

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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). For instance, compared to lithium, sodium weighs more and has a higher ionization potential and a larger ionic radius. SWNT composite is a promising cathode material for viable sodium-ion batteries.

Researchers find tin nanoparticles promising electrode material for sodium-ion batteries

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Tin (Sn) shows promise as a robust electrode material for rechargeable sodium-ion (Na-ion) batteries, according to a new study by a team from the University of Pittsburgh and Sandia National Laboratory. reversible and rapid ion insertion and extraction, but using sodium ions rather than lithium. Mao, and Jian Yu Huang (2012) Microstructural Evolution of Tin Nanoparticles during In Situ Sodium Insertion and Extraction.

Study finds high sodium bicarbonate concentrations in water from coal-bed natural gas production harms aquatic life; water treatment can mitigate effects

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Produced water from coal-bed natural gas (CBNG) production may contain sodium bicarbonate (NaHCO 3 ) at concentrations that can harm aquatic life, according to a new study by the US Geological Survey; Montana Fish, Wildlife and Parks; the Bureau of Land Management and the US Environmental Protection Agency. Salts such as sodium bicarbonate are found naturally in the water along the coal-bed natural gas seams.

2012 76

Xcel Terms First Phase of Sodium-Sulfur Battery Wind Energy Storage Test Project Successful

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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. The sodium-sulfur battery is commercially available and versions of this technology are in use elsewhere in the US and other parts of the world, but this is the first US application of the battery as a direct wind energy storage device.

UNSW team demonstrates high reversible hydrogen storage capacity under mild conditions for sodium borohydride using novel core-shell nanostructure; potential for vehicles

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A team from the University of New South Wales (Australia) reports on a novel core-shell strategy leading to high and stable hydrogen absorption/desorption cycling for sodium borohydride (NaBH 4 ) under mild pressure conditions (4 MPa) in an open-access paper in the journal ACS Nano. mass %), sodium borohydride is a promising hydrogen storage material. The core-shell NaBH 4 @Ni nanoparticles show high reversible hydrogen storage under reasonable conditions.

2012 86

Process for Hydrogen Production from Sodium Sulfite Solutions Resulting from Capture of SO2 from Coal Flue Gas

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Researchers at the University of Central Florida have developed a novel ultraviolet (UV) photolytic process for the production of hydrogen from aqueous Na 2 SO 3 (sodium sulfite) solutions created by the absorption of SO 2 using an aqueous sodium hydroxide solution as a mechanism to treat SO 2 emissions from sources such as coal-fired power plants and refineries.

Isfahan University of Tech team reports new efficient pretreatment method for rice straw to boost yield of cellulosic ethanol

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Researchers at Isfahan University of Technology (Iran) report the efficient production of cellulosic ethanol from rice straw using a new sodium carbonate pretreatment method. Rice straw was treated with sodium carbonate (Na 2 CO 3 )prior to enzymatic hydrolysis and fermentation.

2012 102

Univ. of Texas researchers propose lithium- or sodium-water batteries as next generation of high-capacity battery technology; applicable for EVs and grid storage

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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. The present sodium-sulfur battery operates above 300 °C. A = lithium or sodium (Li or Na), M represents a metal and 1 ≤ n < z. Also, sodium rather than lithium might be used as the anode.

2011 76

Volkswagen and BASF present the first “Science Award Electrochemistry” to Dr. Naoaki Yabuuchi, Tokyo University of Science; Li-ion and Na-ion battery research

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The first international “Science Award Electrochemistry” from BASF and Volkswagen ( earlier post ) goes to Dr. Naoaki Yabuuchi, Tokyo University of Science, Institute for Science and Technology, Tokyo, Japan. Yabuuchi has showed, among other things, how new battery materials can improve the efficiency of lithium-ion and sodium-ion batteries.

2012 80

Report: Sumitomo and Kyoto University developing lower temperature molten-salt battery; about 10% the cost of Li-ion

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in partnership with Kyoto University, has developed a lower temperature molten-salt rechargeable battery that promises to cost only about 10% as much as lithium ion batteries. The new battery uses sodium-containing substances melted at a high temperature. Sumitomo Electric worked with researchers at Kyoto University to develop a sodium material that melts at 57 C. The company and the university have applied for patents.

Faraday Institution to award up to £55M to five consortia for energy storage research

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The University of Oxford will lead a consortium of five other university and six industry partners to address the way electrodes for Li-ion batteries are manufactured. The project’s Principal Investigator is Professor Patrick Grant of the University of Oxford. Other university partners are University of Birmingham, University College London, University of Sheffield, University of Southampton and University of Warwick.

2019 78

New high-performance anode material for Na-ion batteries

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A team from the University of Technology, Sydney (Australia) and Gyeongsang National University (S. Korea) have developed SnO2 @graphene nanocomposites for use as anodes in sodium-ion (Na-ion) batteries. The nanocomposite exhibited a high reversible sodium storage capacity of above 700 mAh g -1 and excellent cyclability, which the researchers ascribed to the 3D architecture of the SnO 2 @graphene nanocomposite.

Salt to make EV batteries cheaper and powerful

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The Japanese electrics firm has teamed up with Kyoto University to produced a sodium-based electrolyte that works at temperatures of only 80 deg Celcius. Electric cars batteries ev Kyoto University Lithium Ion molten salt Sumitomo ElectricElectric car batteries using molten salt could be significantly cheaper but offer twice the energy of their lithium-ion counterparts according to Sumitomo Electric Industries.

Natron Energy awarded $3M by California Energy Commission to pair energy storage with EV fast charging

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Natron Energy, a developer of new battery cell technology based on Prussian Blue analogue electrodes and a sodium-ion electrolyte, has ( earlier post ), has been awarded a $3-million grant by the California Energy Commission (CEC) for “Advanced Energy Storage for Electric Vehicle Charging Support.” Natron’s patented technology uses Prussian Blue pigment which stores and releases energy in the form of sodium ions.

2019 64

New Na-ion battery combining intercalation and conversion could be promising low-cost energy storage system

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Scheme of the new full sodium-ion battery, which combines an intercalation cathode and a conversion anode. A team led by Yang-Kook Sun at Hanyang University (South Korea), Bruno Scrosati at University of Rome Sapienza, and Khalil Amine at Argonne National Laboratory reports the development of a sodium-ion battery based on a carbon-coated Fe 3 O 4 anode, Na[Ni 0.25 4Li 2 O + 3Fe); it undergoes a similar conversion reaction when used in a sodium cell.

2014 79

Antimony/carbon nanocomposite anode for Na-ion battery shows high capacity and stability

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Researchers at Wuhan University (China) have synthesized a Sb/C (antimony/carbon) nanocomposite for use as an anode material in a room-temperature sodium-ion (Na-ion) battery. A sodium disk served as the counter and reference electrode.

2012 108

Chevron invests in Prussian Blue battery tech company Natron Energy; stationary storage for EV charging stations

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Natron Energy , a developer of new battery cell technology based on Prussian Blue analogue electrodes and a sodium-ion electrolyte, has closed a strategic investment by Chevron Technology Ventures (CTV) to support the development of stationary energy storage systems for demand charge management at electric vehicle (EV) charging stations. Prussian blue dye, commonly used in blueprints, stores and releases energy in the form of sodium ions.

2019 88

New oxygenate additive for diesel fuels from glycerol

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Researchers from Tatung and National Cheng Kung Universities in China, and Case Western Reserve University in Ohio, report manufacturing a new oxygenate additive for diesels (bio or petroleum) using glycerol (a major byproduct of biodiesel production), dimethyl sulfate (DMS), and sodium hydroxide pellets as raw materials. With a 3:2 molar ratio of DMS to glycerol, a 3:1 molar ratio of sodium hydroxide to glycerol, a 0.43:1

UH team reports new catalyst efficiently produces hydrogen from seawater; promising for large-scale hydrogen production, desalination

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Researchers from the University of Houston have reported a significant breakthrough with a new oxygen evolution reaction catalyst that, combined with a hydrogen evolution reaction catalyst, achieved current densities capable of supporting industrial demands while requiring relatively low voltage to start seawater electrolysis.

2019 84

Univ. of Tokyo researchers demonstrate new “oxygen-rocking” battery

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Researchers at the University of Tokyo have developed a battery based on the concept of a combination of a perovskite-type cathode and a low-electrode-potential anode that can achieve high energy densities through the use of organic rather than aqueous electrolytes. Batteries based on this system allow the use of various anode materials, such as lithium and sodium, without the requirement to develop new cathode intercalation materials.

2013 93

New Center for Energy and Environmental Chemistry opens in Jena; organic radical batteries, redox flow batteries and high-temperature batteries

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Friedrich Schiller University Jena (FSU) and the Fraunhofer Institute for Ceramic Technologies and Systems Hermsdorf / (IKTS) are launching the new Center for Energy and Environmental Chemistry (CEEC) at Jena in Germany. CEEC Jena will focus on three types of batteries: organic radical batteries, redox flow batteries and high-temperature batteries (such as sodium-sulfur batteries), with applications for the latter two targeted at energy storage from renewable generation.

2012 85

UT Austin team devises new strategy for safe, low-cost, all-solid-state rechargeable Na or Li batteries suited for EVs

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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.

2016 123

Testing shows Talga graphene silicon boosts capacity of Li-ion battery anode; Safevolt project

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The results are the first under Talga’s UK Government funded “Safevolt” project—a Talga-led program run in conjunction with consortia partners, Johnson Matthey, the University of Cambridge and manufacturing research group, TWI.

2018 117

New multifunctional polymer binder achieves theoretical capacity of LiFePO4 Li-ion batteries without additives

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Researchers led by a team from Griffith University in Australia have developed a multifunctional polymer binder that not only maintains the outstanding binding capabilities of sodium alginate but also enhances the mechanical integrity and lithium-ion diffusion coefficient in a LiFePO 4 (LFP) electrode during the operation of the batteries.

2015 77

High-capacity tungsten disulfide/graphene nanocomposite anodes for Na-ion batteries

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A team from the University of Wollongong (Australia) and the University of Technology, Sydney reported the successful synthesis by a simple hydrothermal approach of high-capacity WS 2 (tungsten disulfide)@graphene nanocomposite anodes for sodium-ion batteries.

2014 104

Study suggests lithium and cobalt for batteries may face supply risks by 2050

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The researchers present these results in the journal Nature Reviews Materials as part of a cost and resource analysis of sodium-ion batteries. … The Centre for Solar Energy and Hydrogen Research Baden-Württemberg (ZSW) and the Justus-Liebig University Gießen are also involved in these efforts.

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