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SemiLEDs Inc., a producer of ultraviolet lamps used in germicidal irradiation, files annual report Form 10-K for year ending August 31, 2024 with the SEC on November 27, 2024. Full text available at:https://www.sec.gov/ix?doc=/Archives/edgar/data/1333822/000095017024131245/leds-20240831.htmCompany OverviewWe develop, manufacture and sell light emitting diode (LED) chips and LED components, LED modules and systems. Our products are used for…

Story in the Oralndo Sentinel about the city of Sanford, Florida suing 1,4-dioxane water polluters for cleanup at the same time that the city is building a wastewater treatment facility to combine hydrogen peroxide and ultraviolet light as a treatment method.Excerpt:Sanford plans to sue those responsible for sullying the Floridan Aquifer and the city’s drinking water…

News release from UV Light Technology about company being acquired by Daro Group.Acquisition of UV Light Technology by Daro GroupUV Light Technology (‘UVLT’) are pleased to announce that the Company has been acquired by Daro Group Limited (‘Daro’). See Daro Group acquisition strategy at: https://www.darogroup.co.uk/acquisition-strategy/.Daro, established in 2000, is an engineering group based in Sudbury, Suffolk, operating across 3 sites and employing c.55…

Ruby Auren-Smithson reporting on items discussed / voted on during Calexico, California city council meeting including maintenance budget for UV disinfection system at wastewater plant. Ultraviolet disinfection system parts are to come from Trojan, a Canadian company.Excerpt:First up for approval was the purchase of a new raw water flow meter at the  treatment water plant…

Inventors: KESAVASANKAR JAWAHARLALAbstract(EN) A robotic disinfection apparatus 10 comprising: a sensor apparatus (112, fig. 2A) configured to obtain sensor data indicative of an external environment; a mobility apparatus 102; a carriage 106; a plurality of manipulators 110, wherein each manipulator 110 is operable to manipulate a respective tool 200 of a plurality of tools including a…

Inventotrs: Russell; Zachary W. et al.AbstractDisclosed is a spa tub cover. The spa tub cover comprising one or more Ultraviolet (UV)-C lights integrated to an inner side of the spa tub cover such that the one or more Ultraviolet (UV)-C lights are arranged in an array configuration, and to be activated to disinfect water and/or…

Emmanuel I. Eppelle et. al. article in Journal of Environmental Engineering reviewing their study of using combined ozone and ultraviolet irradiation on polystyrene surface to destroy Candida auris.Full article available at: https://www.sciencedirect.com/science/article/pii/S2213343724019924; or https://doi.org/10.1016/j.jece.2024.113862HighlightsThe role of advanced oxidation in biofilm inactivation is elucidated. C. auris biofilms showed a marked sensitivity to UVC compared to ozone. A…

The exploration of far-UVC technology has opened new avenues for disinfection and medical treatments. However, understanding how far-UVC light interacts with different tissues is crucial for its safe and effective use. Recent findings from Johannes Schleusener of Universitätsmedizin Berlin and insights from Don Milton of the University of Maryland provide a comprehensive view of these…

News release from Atlantic Ultraviolet Corporation about the topics covered in its online news and blog content including numerous articles of UVC applications.Excerpt:The application page has the following sections:Strep, colds, flu, and other viruses breed right in your ductsA statistic from the EPA that we spend 90% of our time indoors.How do microbes spread through air and…