Search Results - clean+tech+%26+sustainability

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Erythritol-Based Insecticides for Pest Control
PAGE TITLE Overview PAGE SUMMARY This technology is a human and mammal-safe insecticide incorporating erythritol for effective control of various insect pests. The innovative formulations developed in a Drexel research lab use erythritol, a sugar alcohol, as the primary active ingredient to combat a wide range of pests including termites, mosquitoes,...
Published: 2/20/2025   |   Inventor(s): Daniel Marenda, Sean O'Donnell
Keywords(s):  
Category(s): Advanced Materials & Chemicals, Clean Tech & Sustainability
MAXIMIZING PRODUCTION OF HYDROGEN FROM WASTE MATERIALS BY ACTIVE REMOVAL OF HYDROGEN
PAGE TITLE Overview PAGE SUMMARY Environmental sustainability initiatives are becoming important as the combined effects of human resource utilization and climate change are placing an increasing demand on the earth’s resources and ability to absorb waste materials. As a result, treatment of wastewater sludges is now considered an important...
Published: 2/20/2025   |   Inventor(s): Charles Haas
Keywords(s):  
Category(s): Energy, Advanced Materials & Chemicals, Clean Tech & Sustainability
Polymer dispersed liquid crystal photovoltaic device and method for making
PAGE TITLE Overview PAGE SUMMARY A novel photovoltaic device including a polymer dispersed liquid crystal (PDLC) material that is capable of converting solar energy to electrical energy and method for making. The device may optionally include a conductive container for holding the PDLC material. In an exemplary embodiment, the invention is directed...
Published: 2/18/2025   |   Inventor(s): Adam Fontecchio, Jared Coyle
Keywords(s):  
Category(s): Energy, Advanced Materials & Chemicals, Clean Tech & Sustainability
A fast technique to delineate watershed boundaries (watershed marching algorithm)
PAGE TITLE A fast algorithm to delineate watershed boundaries PAGE SUMMARY Researchers in the Department of Computer Science and the Academy of Natural Sciences at Drexel University have developed an algorithm and data model designed to delineate a watershed boundary using a 2D flow direction grid (D8) and data from digital elevation models from...
Published: 2/20/2025   |   Inventor(s): Ali Shokoufandeh, Scott Haag
Keywords(s):  
Category(s): Computing, AI, Software, Cybersecurity & Analytics, Clean Tech & Sustainability
IDENTIFICATION OF WATER PIPE MATERIAL BASED ON STRESS WAVE
PAGE TITLE Overview PAGE SUMMARY In 1991, the US EPA published the ‘Lead and Copper Rule’ (LCR) regulation to address the widespread legacy use of lead pipes for potable water delivery and service lines. While well intended, the regulation received immediate push-back from municipal water utility companies that cited compliance with...
Published: 2/20/2025   |   Inventor(s): Ivan Bartoli, Kurt Sjoblom, Charles Haas, Matteo Mazzotti
Keywords(s):  
Category(s): Clean Tech & Sustainability, Construction & Civil Engineering, Mechanical Engineering
HIGH-EFFICIENCY BULK PHOTOVOLTAIC EFFECT DEVICES
PAGE TITLE Overview PAGE SUMMARY The present invention is directed to photovoltaic devices and methods of generating electrical energy and power therefrom, based on a novel nano-enhanced bulk photovoltaic effect using non-centrosymmetric crystals, including ferroelectric and piezoelectric materials. In certain embodiments, the device comprises...
Published: 2/20/2025   |   Inventor(s): Jonathan Spanier, Vladimir Fridkin, Alessia Polemi, Andrew Rappe
Keywords(s):  
Category(s): Energy, Clean Tech & Sustainability, Advanced Materials & Chemicals
Two-dimensional metal carbide desalination membrane
PAGE TITLE Overview PAGE SUMMARY The two-dimensional metal carbide desalination membrane includes a stack of two-dimensional metal carbide layers. A two-dimensional metal carbide included in the two-dimensional metal carbide layers may have the formula Ti3C2Tx, where T represents a terminating functional group, and x represents a number of the...
Published: 2/19/2025   |   Inventor(s): Yury Gogotsi, Khaled Mahmoud, Chang Ren
Keywords(s):  
Category(s): Advanced Materials & Chemicals, MXenes, Clean Tech & Sustainability
Desalination System and Process
PAGE TITLE Overview PAGE SUMMARY The present invention pertains to an effective system and method for reducing or eliminating the formation of scale in desalination systems. The system utilizes at least one pair of electrodes in direct contact with a liquid to induce an oscillating electric field directly in a portion of the liquid or a liquid...
Published: 2/18/2025   |   Inventor(s): Young Cho
Keywords(s): Water
Category(s): Clean Tech & Sustainability
Cyclonic Reactor with Non-Equilibrium Gliding Discharge and Plasma Process for Reforming of Solid Hydrocarbons
PAGE TITLEOverviewPAGE SUMMARY A reactor for reforming a hydrocarbon, and associated processes and systems, are described herein. In one example, a reactor is provided that is configured to use non-equilibrium gliding arc discharge plasma. In another example, the reactor uses a vortex flow pattern. Two stages of reforming are described. In a first stage,...
Published: 2/18/2025   |   Inventor(s): Alexander Fridman, Alexander Gutsol, Michael Gallagher, Anatoliy Polevich
Keywords(s): Fuel conversion, Plasma
Category(s): Energy, Plasma, Clean Tech & Sustainability
Pre-treating water with non-thermal plasma
PAGE TITLE Overview PAGE SUMMARY The present invention consists of a method of pre-treatment of adulterated water for distillation, including adulterated water produced during hydraulic fracturing (“fracking”) of shale rock during natural gas drilling. In particular, the invention is directed to a method of treating adulterated water,...
Published: 2/18/2025   |   Inventor(s): Young Cho, Alexander Fridman, Alexander Rabinovich, Daniel Cho
Keywords(s):  
Category(s): Plasma, Advanced Materials & Chemicals, Clean Tech & Sustainability, Construction & Civil Engineering
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