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Thermally Stable Hydrocarbon-based Anion Exchange Membrane and Ionomers
RPI ID: 2020-073-602 / 2020-073-601 / 2020-073-201Innovation Summary:This suite of innovations introduces a class of hydrocarbon-based anion exchange membranes (AEMs) and ionomers that exhibit exceptional thermal and chemical stability. These materials are engineered with tailored polymer backbones and functional groups that maintain high ionic conductivity...
Published: 7/21/2025
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Updated: 7/3/2025
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Inventor(s): Chulsung Bae, Carrie Trant, SANGWOO LEE
Keywords(s): Anion Exchange Membranes, electrolyzers, Fuel Cell, Ionomers
Category(s): Energy, Environment and Smart Systems
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Alkaline anion exchange membranes derived from diphenylethylene and co-monomer feedstock.
RPI ID: 2019-015-401 / 2019-015-601 / 2019-015-602Innovation Summary:This suite of inventions introduces a new class of alkaline anion exchange membranes (AEMs) based on diphenylethylene and alkadiene copolymers. These membranes are engineered with tailored ionic spacing and a chemically robust backbone that avoids degradation-prone sites common in...
Published: 7/21/2025
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Updated: 7/3/2025
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Inventor(s): SANGWOO LEE, Chulsung Bae, Musashi Briem, Sungmin Park
Keywords(s): Alkaline anion exchange membranes, electrolyzers, Fuel Cell, ion transports
Category(s): Energy, Environment and Smart Systems
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New Technique for Introducing Varying Lateral Charge in Multiple Zone Junction Termination Extension of Semiconductor Devices
RPI ID: 2004-045-202Innovation Summary:This invention introduces a semiconductor device featuring a graded junction termination extension (JTE) structure that enhances high-voltage performance and reliability. The method involves forming a semiconductor layer with a pn junction and applying a mask layer that is etched to create multiple laterally adjacent...
Published: 7/21/2025
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Updated: 7/3/2025
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Inventor(s): Santhosh Balachandran, Tat-Sing Chow, Peter Losee
Keywords(s): Fuel Cell, Stack Engineering
Category(s): Computational Science and Engineering
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Calibration-free gaze tracking under natural head movement
RPI ID: 2002-051-201Innovation Summary:This invention presents a method and system for tracking eye gaze without requiring user-specific calibration, even under natural head movement. The system uses a camera to capture images of the eye while the subject views a screen. It analyzes features such as the glint (reflection from the cornea) and the pupil...
Published: 7/21/2025
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Updated: 7/3/2025
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Inventor(s): Qiang Ji, Zhiwei Zhu
Keywords(s): Fuel Cell
Category(s): Biotechnology and the Life Sciences
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