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High Capacity Monolithic Composite Si/Carbon Fiber Electrode Architectures High Capacity Monolithic Composite Si/Carbon Fiber Electrode Architectures Disclosure Number 201303023 Technology Summary We demonstrate a low cost, energy dense electrode composed of LCF+Si. Si has been a sought after anode material for years due to its high capacity 3800 mAh/g in comp…

Planar Flow-By Electrode Capacitive Electrospray Ion Source Disclosure Number 200201069 Technology Summary The device of the subject invention is a planar flow-by electrode electrospray ion source. The device of the subject invention uses a capacitor effect to separate ions in a liquid solution passing though it into two separate streams of liquid, one en…

: Fact Cards
: Electrode, Chemistry, Sourcing...

Gradient Porous Electrode Architectures for Rechargeable Metal- Air Batteries Gradient Porous Electrode Architectures for Rechargeable Metal- Air Batteries Disclosure Number 201002419 Technology Summary This invention reports a novel synthetic approach towards the design of air electrodes for metal-air batteries. Specifically, we employ a hybrid approach …

: Fact Cards

Mesoporous, Monolithic, Free-Standing Carbon Electrode for Capacitive Water Purification and Other Applications Mesoporous, Monolithic, Free-Standing Carbon Electrode for Capacitive Water Purification and Other Applications Disclosure Number 201102739 Technology Summary Capacitive deionization (CDI) is a method that can be used to remove ions from salty water. C…

Technology Summary ORNL’s new wave of detection devices based on ion mobility spectrometry offer enhanced sensitivity and resolution and increased safety and flexibility. Leading the way is a miniature ion mobility spectrometer (IMS) that uses a pulsed corona ionization source. This detector has demonstrated both high sensitivity and high resolution without the drawbacks of other systems. Ion mobi…

Toughened Graphite Electrode for High Heat Electric Arc Furnaces A tougher and more resilient graphite electrode was developed at ORNL to melt steel, titanium, and other scrap metal in industrial electric arc furnaces. Researchers invented a carbon fiber-pitch binder composition that is tough enough to avoid recurrent electrode failure in industrial smelting. The technology also reduces the amoun…

: Fact Sheets
: Graphite, Electrode, Steel...

Method of Rapidly Screening Buffer Layers in Photovoltaics This ORNL invention offers a new method to characterize the electrical properties of a material over a large area. Current methods permit measurement of only one spot of a substrate material at a time; the new method can measure the impedance of many spots on a large substrate simultaneously. This approach is particularly useful for solar…

Novel Ionic Liquids and Uses Thereof Disclosure Number 201002355 Technology Summary We use different strategies to design and formulate ionic liquids so that they are compatible with both graphite electrode and 5.0V cathode. In the first approach we use small amount of additives to the ionic liquids so that the mixture of the electrolytes is compatible wi…

: Fact Cards
: Liquid, Chemistry, Electrode...

Comb polymer expander for lead acid batteries Disclosure Number 200501577 Technology Summary In this invention, polyelectrolyte-based copolymers with comb-like molecular architecture are disclosed for use as expanders for lead-acid battery paste. Such additions control the growth (location, size, and morphology) of the inactive phase (lead sulfate) that f…

: Fact Cards
: Metal, Lead Acid, Lead...

Microcantilever Counter Electrode Electrochemical Sensor in a Three-Electrode Cell Researchers at ORNL have invented a compact, highly accurate system to detect and measure chemicals in solution. The device can be used to detect ions and other electroactive species, hostile biological agents, and protein fragments. The device is a three-electrode cell in which the counter electrode is a microcant…

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