Energy Storage

3-Dimensional Carbon Nanotube-Graphene Structure for Flexible Li-ion Battery

Kang C., Baskaran R., Mumukshu P., Choudhary N., Choi1 W., University of North Texas, US

Flexible electronics have attracted great attention for use in next-generation portable devices and their major applications include roll-up displays, wearable devices, active radio frequency identification (RFID) tags, integrated circuit smart cards and implantable medical devices. [...]

Hydrogen Recharge Dynamics and Vessel Design for Porous Silicon Storage Media

Schubert P.J., Urbanek A., IUPUI, US

Porous silicon as a storage media can store up to 7.1% hydrogen by weight [1,3]. The round-trip energy difference is 1.2 kJ/mol, but the as-synthesized energy barrier requires 410 C for complete thermal discharge [2]. [...]

Hydrogen storage by reduced graphene oxide and graphene-like nanosheets decorated with Fe nanoclusters

Hudson M.S.L., Srivastava O.N., Simizu S., Sankar S.G., Central University of Tamil Nadu, IN

Here, we present the high pressure hydrogen sorption isotherm up to 50 bar of graphene oxide (GO) reduced by thermal reduction (TR-GO), chemical reduction (CR-GO) and graphene like nanosheets decorated with Fe nanoclusters (Fe-GS). GO [...]

Atomic Layer Deposition Innovations in Li-Ion Battery Technology

Buechler K., Groner M., George S., Jung Y.S., Cavanaugh A., ALD NanoSolutions, Inc., US

Atomic layer deposition (ALD) can enhance the stability and utility of lithium ion batteries. Nanothick coatings on electrodes, electrode powders and even separator materials can significantly improve the performance of batteries, especially at high temperatures [...]

Market Evaluation for Energy Storage in the United States

Strong Z., Copper Development Association, US

A first-of-its-kind study commissioned by the Copper Development Association Inc. (CDA) evaluate the current and future market for grid energy storage in the U.S. and the associated copper demand in storage applications over the next [...]

Integration of Flow Batteries into Electric Vehicles: Feasibility and the Future

Katsoudas J.P., Timofeeva E.V., Segre C.U., Singh D., Illinois Institute of Technology, US

Driving range, safety and cost remain the biggest hurdles in the way of mass electric vehicle adoption. To compete with established combustion-engine vehicles, EVs need to have a highly flexible operating capability with minimum downtime. [...]

Composite Li-Ion Anodes from Recycled Silicon

Xu W., Electrochemical Materials, US

Silicon byproducts from sources such as kerf are difficult to use directly as lithium-ion batteries since key parameters such as silicon particle size, surface oxides, and impurities, do not fulfill the requirements for silicon anode [...]

Rechargeable Lithium-ion Batteries For Wireless Smart Designs

Mourzagh D., Rouault H., Jouanneau S., Daniel L., Chami M., Moreau G., Fusalba F., CEA-Grenoble, FR

Wireless communication is today considered as a disruptive technology. Indeed, even if wired systems can easily achieve 100% of reliability, it induces high amount of wiring, which has non negligible impact on the mass and [...]

Seawater Flow Battery as Technology Platform

Schubert P.J., Fu Y., IUPUI, US

Grid-level storage of renewable energy using electrolytes from seawater is a platform technology with multiple byproducts and use-case scenarios. The core application is to provide load-leveling for intermittent sources such as wind and solar. Membranes [...]

Electrochemical Characterization of NaxMO2 as Cathode Materials in Sodium Batteries

Nguyen V.H., Le M.L.P., Huynh L.T.N., Tran V.M., Vietnam National University - Ho Chi Minh City, VN

NaxMO2 with M = Mn and Co as cathode materials in sodium-ion batteries was synthesized by solid-state reaction at 600-850oC. The manganese precursors was MnO2 obtained from electrolysis of MnSO4, MnCO3 and Mn(OAc)2 solutions. The [...]

Synthesis of Carbon Supported Nano-Structured Ptni Electro-Catalysts for Fuel Cell

Vu T.H.P., Le M.L.P., Le T.N.H., Le V.T., Nguyen B.T.T., Nguyen T.G.H., Nguyen T.P.T., Tran V.M., Nguyen B.T.T., Nguyen T.G.H., Nguyen T.P.T., Le M.L.P., Le T.N.H., Le V.T., Le M.L.P., Le T.N.H., Le V.T., Nguyen B.T.T., Nguyen T.G.H., Nguyen T.P.T., Vietnam National University - Ho Chi Minh City, VN

Platinum is the most effective catalyst for electrode reactions in fuel cells. However, challenges for this catalyst are its scarcity and high cost, as well as the poisoning by the intermediates of the fuel oxidation, [...]

Assessing damage to graphite electrodes in bromine redox flow battery systems

Bistrikaa A.A., Brekkenb T.K.A., von Jouanneb A., Lernerc M.M., Yokochia A.F.T., NRGindependence, Oregon State University, US

A crucial metric in harvesting renewable and intermittent power resources is widely understood to be the ability to, and cost effectiveness of, storing energy. Large chemical systems, such as Redox Flow Batteries (RFBs), are a [...]

Single-Layer Ceramic Capacitors with low dielectric loss

Liu Y., Withers R., Radford N., Australain National University, AU

ANU researchers have developed a new giant dielectric constant material with good thermal stability and low dielectric loss. This novel material has application in electrical energy storage for electric vehicles, renewable energy and power grids, [...]

Architecturing Carbon Nanotube-based Flexible Solid State Supercapacitor

Adu K, Ma D., Radall C., Rajagopalan R., Armstrong P., Stigers S., The Pennsylvania State University, US

We report a novel post synthesis self-assembly technique that transforms the trillion of carbon nanotubes into a robust, flexible and binder-free membrane and demonstrate its application in designing flexible bipolar solid state supercapacitor with high [...]

Synthesis and characterization of (polypyrrole/carbon) nanotubes/metal oxide composites for application as supercapacitors

de Oliveira A.H.P., de Oliveira H.P., de Oliveira A.H.P., de Oliveira H.P., UNIVASF, BR

The development of eco-friendly technologies such as hybrid vehicles requires more efficient high power energy storage materials, viz. supercapacitors. As reported in our previous work, the association of polypyrrole and carbon derivatives (modified graphene oxide [...]

MWCNTs/metal oxide nanocomposite as potential material for supercapacitors application in acidic and neutral media

Adekunle A.S., Ozoemena K.I., Agboola B.O., Ebenso E.E., North-West University, ZA

Carbon based supercapacitor electrodes have been attractive due to their high surface area and porous nature. Studies have shown that the carbon nanotube-metal oxide (CNT-MO) nanocomposite modified electrodes exhibited huge capacitive current in some electrolytes. [...]

Nanostructured Acetylcholinesterase (ACHE) Memristor/Memcapacitor Mimicks Brachyhypopomus Electric Fish’s Signal-Cloaking Behavior

Chen E.T., Thornton J., Advanced Biomimetic Sensors, Inc., US

The Brachyhypopomus Electric (BHE) fish is known for its signal-cloaking behavior that allows it to avoid predators by shifting its electroreceptive pulses from low frequency to less detectable high-frequency through a phase-delay “head-tail” Electric Organ [...]

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