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Low Cost Solution Processing Disulfide Glass Prepolymers from Sulfenyl Chlorides
A novel soluble prepolymer has been developed through the reaction of sulfur monochloride (S2Cl2) with 1,3,5-triallylisocyanurate (TIC). This technology is a novel method which yields a highly functional, low-cost branched polymer suitable for various thin film applications, including high refractive index coatings, transparent coatings, negative tone...
Published: 7/25/2024
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Inventor(s): Dong-Chul Pyun, Jake Molineux
Keywords(s):
Category(s): Technology Classifications > Materials > Processing, Technology Classifications > Materials > Coatings, Technology Classifications > Materials > Polymers
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Restricted Area Printing by Ink Drawing (RAPID) for Solution-Processed Thin Films
Researchers at the University of Arizona have developed Restricted Area Printing by Ink Drawing (RAPID), a novel confined-volume printing technique for solution-processed thin films. This method utilizes confined plates to apply external stimuli, such as temperature and electric fields, allowing for precise control over the crystallization process during...
Published: 10/28/2024
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Inventor(s): Adam Printz, Matthew Dailey, Subham Dastidar
Keywords(s):
Category(s): Technology Classifications > Materials > Processing, Technology Classifications > Engineering & Physical Sciences > MEMS & Nanotechnology, Technology Classifications > Engineering & Physical Sciences > Semiconductors
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Wide Area Spectralelectrochemical Measurement of Thin Film Semiconductors for Electronic Band Structure Analysis
This invention is a rapid, nondestructive detection method for properties of semiconductor stacks (including perovskite stacks for use in photovoltaics) which can be used at speeds and scales relevant for manufacturing to check product quality. This invention could reduce/remove barriers for manufacturing scale-up and production of high quality robust...
Published: 6/20/2024
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Inventor(s): Erin Ratcliff, Michel De Keersmaecker, Neal Armstrong
Keywords(s):
Category(s): Technology Classifications > Energy, Cleantech & Environmental > Renewable Energy, Technology Classifications > Energy, Cleantech & Environmental > Renewable Energy > Solar/Photovoltaic, Technology Classifications > Engineering & Physical Sciences > Semiconductors, Technology Classifications > Imaging & Optics > Sensors and Detection > Inspection, Technology Classifications > Materials > Processing, Technology Classifications > Sensors & Controls
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Production of Vulcanized Rubber using Organopolysulfide Crosslinking Agents Derived from Elemental Sulfur
Methods of vulcanization using a high content sulfur polymer, instead of elemental sulfur, have been developed for tire rubber production. The resulting high sulfur content polymers are referred to as Chalcogenide Hybrid Inorganic/Organic Polymers (CHIP) materials have improved polymer compatibility and efficient crosslinking. Furthermore, this technology...
Published: 3/12/2024
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Inventor(s): Dong-Chul Pyun, Taeheon Lee, Kyung-Seok Kang, Krishnan Iyer
Keywords(s):
Category(s): Technology Classifications > Materials > Polymers, Technology Classifications > Materials > Processing
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Scalable Synthesis for Commercial Production of Carbohydrate-Based Molecular Scaffold Compounds for Direct Delivery of Drugs or Nutritional Supplements to the GI Tract
This invention provides a scalable synthesis method for commercial production (kilogram and greater) of novel carbohydrate-based molecular scaffold compounds for various therapeutic and diagnostic applications that have been and are being developed by UArizona inventors. Oral administration and targeted delivery of pro-drugs or other payloads, such...
Published: 3/12/2024
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Inventor(s): Eugene Mash, Jr.
Keywords(s):
Category(s): Technology Classifications > Materials > Processing, Technology Classifications > Healthcare Portfolios > Gastroenterology Disease, Technology Classifications > Life Sciences > Drug Delivery, Technology Classifications > Life Sciences > Nutraceuticals
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Functionalization of Soluble Guayule Resins using Functional Dithiophosphoric Acids
Functionalized polymers of a reaction product of a polymer including one or more olefins and a dithiophosphoric acid compound can provide a wide range of olefinic polymers in bulk-neat conditions or in solution via eletrophilic addition processes. Such new compositions provide a wide range of new functional polymers via an inexpensive polymer production...
Published: 3/12/2024
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Inventor(s): Dong-Chul Pyun, Jon Njardarson
Keywords(s):
Category(s): Technology Classifications, Technology Classifications > Energy, Cleantech & Environmental > Low Carbon, Technology Classifications > Materials > Chemicals, Technology Classifications > Materials > Polymers, Technology Classifications > Materials > Processing, Technology Classifications > Materials > Biomaterials
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In-line Analytical Measurements for High-Throughput Manufacturing of Solar Cells, Enhancing Scalability of Next Generation Semiconductor Thin Film Stacks
A “stick and peel” removable electrochemical probe is used for solvent-free characterization of semiconductor films or optoelectronic devices and configured for use in situ and/or in operando. The invention may be used to analyze electronic materials such as a metal halide perovskite, an organic semiconductor, a nanocrystalline (quantum...
Published: 3/12/2024
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Inventor(s): Michel De Keersmaecker, Erin Ratcliff, Neal Armstrong
Keywords(s):
Category(s): Technology Classifications > Energy, Cleantech & Environmental > Energy Collection, Storage & Battery, Technology Classifications > Energy, Cleantech & Environmental > Fuel Cells, Technology Classifications > Energy, Cleantech & Environmental > Low Carbon, Technology Classifications > Energy, Cleantech & Environmental > Renewable Energy > Solar/Photovoltaic, Technology Classifications > Engineering & Physical Sciences > Semiconductors, Technology Classifications > Imaging & Optics > Telecommunications > Electro-Optic Devices, Technology Classifications > Materials > Processing
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Defect Characterization for Semiconductors, including Perovskites, in Operando or during Manufacturing, using 'Peel and Stick' Probe with Enhanced Sensitivity
This technology involves the use of a removable ‘peel and stick electrolyte’ probe for detecting defects in perovskite materials. This is an improvement on previous technology that increases sensitivity of defect detection in device-relevant triple cation perovskites.
Background:
The development of next-generation flexible optoelectronic...
Published: 3/12/2024
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Inventor(s): Michel De Keersmaecker, Erin Ratcliff, Neal Armstrong
Keywords(s):
Category(s): Technology Classifications > Energy, Cleantech & Environmental > Energy Collection, Storage & Battery, Technology Classifications > Energy, Cleantech & Environmental > Fuel Cells, Technology Classifications > Energy, Cleantech & Environmental > Low Carbon, Technology Classifications > Energy, Cleantech & Environmental > Renewable Energy > Solar/Photovoltaic, Technology Classifications > Engineering & Physical Sciences > Semiconductors, Technology Classifications > Imaging & Optics > Telecommunications > Electro-Optic Devices, Technology Classifications > Materials > Processing
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Optimized Ore Processing using Molten Salts for Leaching and Thermal Energy Storage
University of Arizona researchers have developed and optimized an electrochemical metal extraction process utilizing molten chloride salt. The salt serves as a heat transfer fluid, which can power the process itself or provide power to outside processing units or communities. The material, or slag, leftover from the process is non-toxic and may easily...
Published: 8/1/2024
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Inventor(s): Dominic Gervasio, Hassan Elsentriecy
Keywords(s):
Category(s): Technology Classifications > Energy, Cleantech & Environmental, Technology Classifications > Engineering & Physical Sciences > Industrial & Manufacturing > Mining, Technology Classifications > Engineering & Physical Sciences > Industrial & Manufacturing, Technology Classifications > Materials > Metals, Technology Classifications > Materials > Processing
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Photocatalytic Alpha Arylation of Carbonyls
This invention is a method for the synthesis of alpha arylation of inexpensive, unactivated carbonyl compounds with high yields at room temperature using any photocatalyst (PC) under visible light from blue to red.
Background:
Functionalization of the C-H bond has evolved as a fundamental principle that underpins both academic and industrial importance...
Published: 3/12/2024
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Inventor(s): Thomas Gianetti, Md Mubarak Hossain
Keywords(s):
Category(s): Technology Classifications > Materials > Chemicals, Technology Classifications > Materials > Processing, Technology Classifications > Life Sciences > Small Molecules
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