UV LEDs for disinfection

AquiSense Working with EPA and Washington University on UV LED Disinfection

AquiSense Technologies announced that it signed a Cooperative Research and Development Agreement (CRADA) with Washington University and the United States Environmental Protection Agency (EPA) to further advance the development of UV LED disinfection systems. As part of the CRADA partnership, AquiSense is collaborating with US EPA researchers at the National …

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Sensor Electronic Technology, Inc. (SETi) Files Infringement Lawsuit in U.S. Court Against Bolb, Inc. and Quantum Egg

Sensor Electronic Technology, Inc. (SETi) of Columbia, South Carolina USA, a developer of UV LED products and technology, has filed a patent infringement lawsuit against both Bolb, Inc. and Quantum Egg, Inc. (Q-egg) in the U.S. District Court for the Northern District of California. In its infringement complaint, SETi alleges …

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Bolb Inc. Develops Transparent Hole-Supplying Layer for UVC LEDs, Tripling Output Without Voltage Penalty

Startup firm Bolb Inc. of Livermore, California USA, announced a new line of ultraviolet c-band LEDs. The new UVC LEDs boast record single-chip performance for universal disinfection. According to the company, UVC LEDs made by Bolb Inc. have achieved 12.2% external quantum efficiency (EQE), a record for UVC LEDs. Bolb Inc. …

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FBH to Report on UV-LED Advances at ICULTA-2018

Scientists from Ferdinand-Braun-Institut (FBH) and its spin-off UVphotonics plan to report on their advances related to UV LED efficiency and reliability at ICULTA-2018 in MELIÃ. They reportedly found a degradation mechanism that indicates that the first hours of operation induce an electromigration of hydrogen in the UV-B LED structure. This …

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University of Eastern Finland Researchers Found High Power UV LEDs About as Effective as Combination of Low Power UV and Chlorine for Killing Viruses in Water

Researchers from University of Eastern Finland found in a new study that a combined water disinfection treatment using both chlorine and UV radiation can be highly effective. The study isolated various coliphages from treated municipal wastewater. Coliphages are viruses that infect E.coli bacteria, and they can be used to model …

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