New halogen conversion-intercalation chemistry enables high-energy density aqueous Li-ion battery

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A team of researchers led by a group from the University of Maryland has. volts versus Li/Li +.

2019 118

U Maryland and US Army Research Lab furthering “water-in-salt” electrolyte Li-ion battery; targeting EV use

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University of Maryland (UMD) and US Army Research Lab (ARL) researchers are spearheading a public-private sector collaboration to further develop a lithium-ion battery that would be safer to operate and less costly to dispose of than those currently available on the market.

2016 85

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University of Maryland team creates solid-state Li-ion battery out of one material

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Credit: Maryland NanoCenter Click to enlarge. Engineers at the University of Maryland have created a solid-state Li-ion battery that is made entirely out of one material. Chunsheng Wang, a professor in the University of Maryland’s Department of Chemical and Biomolecular Engineering, and his team have made a single material that incorporates the properties of both electrodes (cathode and anode) and electrolyte. This compound is used as the ion-moving electrolyte.

U Maryland team devises new method to stabilize high-capacity Si anodes for Li-ion batteries: interfacial oxygen

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Researchers at the University of Maryland have improved the cycle life of silicon/carbon matrix-composite electrodes by 300%, even at mass loadings, solely by the chemical tailoring of the interface between the silicon and the carbon with atomic oxygen.

Univ. of Maryland researchers using modified Tobacco Mosaic Virus as template for Li-ion electrodes

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Funding for the research comes from the National Science Foundation, the Department of Energy Office of Basic Energy Sciences, the Maryland Technology Development Corporation, and the Laboratory for Physical Sciences at the University of Maryland.

UMD/USARL team develops “water-in-salt” electrolyte enabling high-voltage aqueous Li-ion chemistries

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Lithium-ion (Li-ion) batteries power much of our digital and mobile lifestyle. V) is too narrow to support most of the electrochemical couples used in Li-ion batteries. V versus Li, depending on pH value) far above where most Li-ion battery anode materials operate.

2015 101

Li-ion cell provider XALT Energy partners with Williams Advanced Engineering

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Williams Advanced Engineering, the engineering services and technology business of the Williams Group, has entered a partnership agreement with XALT Energy , supplier of the lithium-ion cells for the Williams’ battery in the Formula E racing series.

2014 104

UMD researchers report solution to high interfacial impedance hampering developing of high-performance solid-state Li-ion batteries

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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.

2016 78

New process for synthesizing nano-tin/carbon composite spheres for high-performance Li-ion anode material

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Researchers at the University of Maryland have developed a new process—aerosol spray pyrolysis—to synthesize nano-Sn/C (nano-tin/carbon) composites for a Li-ion anode with uniformly dispersed 10 nm nano-Sn particles within a spherical carbon matrix.

2013 102

Researchers visualize lithiation of magnetite electrode in real time; hunting for new Li-ion electrode materials

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The scientists used this advanced technique, described in an open-access paper in Nature Communications , to observe the discharge of a lithium-ion battery cell containing nanoparticles of magnetite—an inexpensive, nontoxic, high-conducting, high-energy-storage material.

2016 78

US Army Researchers develop diagnostic approach to evaluate SEI in Li-ion batteries

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A team at the US Army Research Laboratory in Adelphi, Maryland reports on a diagnostic approach to study and to study and to characterize the solid electrolyte interphase (SEI) on graphitic anodes of Li-ion batteries. In state-of-the-art lithium ion batteries, the graphitic anode typically operates at potentials (?3.03 V, a process probably dictated by the intercalation of solvated Li + and accompanied with early stage solvent reduction.

2014 79

NASA selects proposals for advanced energy storage systems for future space missions: silicon-anode Li-ion and Li-S

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NASA has selected four proposals for advanced Li-ion and Li-sulfur energy storage technologies that may be used to power the agencys future space missions. High Energy Density and Long-Life Li-S Batteries for Aerospace Applications, submitted by the California Institute of Technology in Pasadena. Garnet Electrolyte Based Safe, Lithium-Sulfur Energy Storage, submitted by the University of Maryland, College Park.

2014 88

Solar Grid Storage selects AllCell as preferred Li-ion battery system supplier

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Solar Grid Storage selected AllCell Technologies as a preferred supplier of large lithium-ion battery systems for their PowerFactor solar + storage systems. Solar Grid Storage has several projects in the 14-state PJM service area including the recently announced Grid Star project at the Philadelphia Navy Yard and the Konterra commercial microgrid in Laurel, Maryland.

2013 76

Univ. of Maryland team develops tin-film on wood fiber anode for Na-ion batteries; targeting grid storage

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The soft nature of wood fibers effectively releases the mechanical stresses associated with the sodiation process, and the mesoporous structure functions as an electrolyte reservoir that allows for ion transport through the outer and inner surface of the fiber.

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). Compared with LIBs, SIBs can be manufactured using more abundant resources, far lower prices, and a greener synthesis while maintaining a similarity in ion insertion chemistry. V lower than that of the corresponding Li voltages.

Li-ion Silicon Anode Based on Virus-Enabled 3-D Current Collector Shows Strong Cycleability

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Researchers at the University of Maryland have used a nickel-coated, genetically modified Tobacco mosaic virus (TMV1cys) as a 3-D current collector, combined with electrodeposition (ED), to fabricate a porous silicon anode for lithium-ion batteries.

2010 83

UMD researchers develop highly reversible 5.3V Li-metal cell with 720 Wh/kg; 5.5V electrolyte

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The energy density of lithium-ion batteries can be enhanced by either increasing the capacity of electrodes, or by enhancing the cell voltage (V). Researchers at the University of Maryland (UMD) led by Chunsheng Wang—a professor with joint appointments in the Departments of Chemical & Biomolecular Engineering (ChBE), and Chemistry & Biochemistry—have developed a highly reversible 5.3 V battery offering a Mn 3+ -free LiCoMnO 4 cathode, and graphite and Li-metal anodes.

2019 118

First crop of DOE Battery500 seedlings awarded nearly $6M; high-risk, high-reward toward 500 Wh/kg

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The Battery500 project is focused on three keystone projects: A high nickel content cathode with a Li-metal anode; Sulfur cathode and Li-metal anode; and. Sulfur coupled with Li metal has the highest energy density outside of Li air systems, Howell said.

2017 90

Ford offering 3 years’ complimentary public charging to C-MAX Energi customers in California and Connecticut with EV 1-2-3 Charge

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Ford Motor Company will offer three years of complimentary charging to California and Maryland customers who purchase or lease a 2016 C-MAX Energi with its pilot EV 1-2-3 Charge program. kWh Li-ion battery pack.

2015 130

DOE awards $1.25M to UMERC team for self-healing 3D conformal solid-state electrolytes

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The Department of Energy (DOE) has awarded $1.25M to a team of researchers at the University of Maryland Energy Research Center ( UMERC ) for the development of advanced high-voltage electrolytes and additives, conformable and self-healing solid-state electrolytes, and lithium metal protection. The 3D ion-conducting network is based on percolative garnet-type Li 6.4 Ion conducting batteries with solid state electrolyte materials.

2016 60

DOE awarding $19.4M to 22 advanced vehicle technologies projects; Mercedes-Benz, GM Li-S battery projects

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Among the awardees are Mercedes-Benz Research & Development North America and GM, with separate projects on Li-sulfur batteries, as two of the fifteen Phase 1 “Battery Seedling” Projects. University of Maryland: College Park. Research innovative iron-based materials for high energy cathodes for high energy lithium ion battery technologies. Research multifunctional Li-ion conducting interfacial materials that enable high- performance lithium metal anodes.

2017 60

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.

Toyota reduces pricing on 2014 Prius Plug-In in US

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The Prius Plug-in is available in 15 states (California, Oregon, Washington, Arizona, Maine, Massachusetts, Vermont, New Hampshire, Rhode Island, Connecticut, New York, New Jersey, Maryland, Virginia and Hawaii). kWh Li-ion battery pack. Toyota has reduced the MSRP on the 2014 Prius Plug-in Hybrid by more than $2,000, making the starting MSRP $29,990 (excluding dealer preparation and handling, DPH).

2013 74

DOE announces $139M in funding for 55 projects to advance innovative vehicle technologies

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Area of Interest (AOI) 01a: Lithium Ion Batteries using Silicon-based Anodes-Research. University of Maryland. Rational Electrolyte Design for Li-ion Batteries with Micro-Sized Silicon Anodes. AOI 01b: Lithium Ion Batteries using Silicon-based Anodes-Research, Development, and Validation. Rationally Designed Lithium Ion Batteries Towards Displacing Internal Combustion Engines. Solid State Lithium Ion Batteries using Silicon Composite Anodes.

2020 73

UMD team develops new high-performance solid-state ion-conducting membrane for Li batteries

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Researchers at the University of Maryland have developed a novel, flexible, solid-state, ion-conducting membrane based on a 3D ion-conducting ceramic nanofiber network. The 3D ion-conducting network is based on percolative garnet-type Li 6.4

2016 95

DOE awards $17M to FY 2014 SBIR Phase II projects; includes Si/graphene anodes, motor windings, exhaust treatments

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Vehicle technologies span a range from new Si/graphene Li-ion anode materials and composites for motor windings to diesel aftertreatment and advanced lubricants. In order to increase fuel economy and lower emissions in vehicles through the use of better performing vehicle lubricants, Pixelligent Technologies LLC of Baltimore, Maryland, will develop an advanced lubricant package with high quality nanocrystal additives.

2014 88

Separator coated with boron-nitride nanosheets improves stability of Li metal anodes

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Researchers at the University of Maryland have developed a thermally conductive separator coated with boron-nitride (BN) nanosheets to improve the stability of Li metal anodes for us in high energy density Li-ion batteries. Batteries Li-O2 Li-Sulfur

2015 100

JCESR team identifies new mechanism hampering Mg-ion batteries; unforeseen reactivity

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Rechargeable magnesium batteries are of great interest as potential “beyond Li-ion” systems for extended electric vehicle range. Because magnesium is divalent, it can displace double the charge per ion (i.e., Mg 2+ rather than Li + ).

2017 85

Toyota introduces 2012 Prius Plug-in Hybrid

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kWh Li-ion pack enabling an electric range of up to 15 miles (24 km) at speeds of up to 62 mph (100 km/h), according to Toyota. The compact Li-ion battery pack is installed under the rear luggage area. 2012 Prius Plug-in hybrid. Click to enlarge.

2011 109

DOE to award more than $55M to 31 projects for plug-in and efficient vehicle technologies; Delphi receives $10M to further GDCI

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developing beyond Li-ion battery technologies. million in co-funding to support projects focused on beyond lithium-ion battery technologies and reducing friction and wear in the powertrain. This includes improving “beyond lithium-ion technologies” that use higher energy storage materials, and developing and commercializing wide bandgap (WBG) semiconductors that offer significant advances in performance while reducing the price of vehicle power electronics.

2014 99

First Drive: 2016 Hyundai Sonata PHEV and HEV

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kWh Li-ion polymer that can recharge in less than three hours with a Level-Two charger. kWh Li-ion polymer pack, the HEV a 1.62 kWh Li poly pack.

2015 112

How to Get a Plug-In Hybrid

Tony Karrer Delicious EVdriven

We will have similar solutions available for better (but more expensive) nickel-metal hydride or lithium-ion batteries.) We believe both NiMH and Li-Ion are ready. About CalCars Plug-In Hybrids FAQ How to Get a PHEV Where PHEVs are Carmakers Say.

2009 47

Air Force Office of Scientific Research Awards $3M for Research into Graphene Additives for Novel Aviation and Diesel Fuels

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Additional researchers from other universities include: Mark Barteau of chemical engineering from the University of Delaware; Jennifer Wilcox of energy resources engineering from Stanford University; and Michael Zachariah of mechanical engineering and chemistry from the University of Maryland. Aksay and his colleagues are also investigating self-assembled TiO 2 –graphene hybrid nanostructures for enhanced Li-ion insertion.

2009 60

NETL investigating researching chemistries for large-scale battery- and supercapacitor-based grid energy storage systems

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This includes research on appropriate anodes, cathodes, and electrolytes for magnesium (Mg)-, sodium (Na)-, and lithium (Li)-based batteries and novel transition metal oxide- and nitride-based supercapacitor electrode materials. This research is being performed through teamwork with local universities: the University of Pittsburgh, the Pennsylvania State University, West Virginia University, and the University of Maryland.

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