IUVA One Water By corresponding authors Izzy Medeiros and James P. Malley, Jr., Ph.D., Department of Civil and Environmental Engineering, University of New Hampshire The following represent interesting UV water-related presentations from the last six months. Developing the United Kingdoms’ First Draft UV Validation Protocol Author Ian Mayor-Smith The development of … [Read more...] about UV Technology and One Water Research Around the Globe
Articles
UV LEDs for Surface Disinfection: Understanding Key Design Parameters and Development Workflow
By Pratibha Sharma, Ph.D., Saya Han and Peter Chung, Violumas Ultraviolet light is a known disinfectant, which reduces microbial load by denaturing pathogenic DNA. Wavelengths in the deep UV range, from 100 nm to 290 nm, with commercial devices available in the 200 nm to 280 nm range are the most suitable for microbial load reduction. While mercury lamps are commonly … [Read more...] about UV LEDs for Surface Disinfection: Understanding Key Design Parameters and Development Workflow
UV Water Disinfection – Multi-Power, Multi-Exposure, Multi-Wavelength
By Liz Stevens, writer, UV Solutions In water disinfection, as in so many other things, one size does not fit all. The differences in geographic location, site accessibility, available energy, local culture and economic condition among water users create unique demands for planning, installing and operating water disinfection technology. Technological options, UV type and … [Read more...] about UV Water Disinfection – Multi-Power, Multi-Exposure, Multi-Wavelength
What Will They Think of Next?
By Liz Stevens, writer, UV Solutions The power and utility of ultraviolet light is undisputed, and the technology can be found in places far and wide. Just when we are sure that every possible base has been covered, someone puts UV to use in another novel way. Fire and Water If there is one commodity that every fire department needs, it is water. In Wales, one fire and … [Read more...] about What Will They Think of Next?
Several Key Issues Regarding the Application and Expansion of the IUVA Protocol
By Lianfeng Zhang, Laboratory of Ecology and Environmental Protection, Research Institute of Tsinghua University in Shenzhen The IUVA protocol (Lawal et al., 2008, 2017) for lamp measurement has been in use for 15 years, gaining significant global recognition and acceptance. Fifteen years of practical application have validated its capability to produce consistently … [Read more...] about Several Key Issues Regarding the Application and Expansion of the IUVA Protocol
Top 5 Articles from 2023
While work on the first issue of 2024 is well underway, we paused to see which UV Solutions articles from 2023 caught the eyes of our readers. The following stories were the top reads from 2023 for visitors to the website. 1. Las Vegas Valley Treats Drinking Water with UVC LED Technology Las Vegas Valley Treats Drinking Water with UVC LED Technology The Las Vegas Valley … [Read more...] about Top 5 Articles from 2023
UV LEDs: Investigating Into and Beyond the Datasheets
By Pratibha Sharma, Ph.D., director of Applications Research and Development; Saya Han, sales director; and Peter Chung, marketing, Violumas Ultraviolet (UV) light has been proven to enable many innovative applications in the curing 1 and disinfection space. 2 The UV-C region, spanning between 200 nm and 280 nm, specifically has garnered immense attention due to proven … [Read more...] about UV LEDs: Investigating Into and Beyond the Datasheets
UV Disinfection in Public Transportation
By Giulia Santi, chief executive officer, Light Progress Group S.R.L. This article is based on the experience of Light Progress, a company that designs and manufactures UV systems. The author, Giulia Santi, presented some projects that the company has done for the transport industry during the Dubai IUV-A World Congress held in September 2023. The inaugural project … [Read more...] about UV Disinfection in Public Transportation
Solar Simulators and Ultraviolet Radiation: Insights from Space-Based and Biological Applications
By Ryan Sawyer, Andrew Brzezinski, Stephen Walker and Heather MacGillivray, Sciencetech, Inc. In space, UV light exposure can degrade materials on spacecraft and compromise their integrity over time through photochemical reactions. Knowledge of the effects of UV exposure on materials is necessary for the design of all spacecraft, from the ISS to CubeSats. During the recent … [Read more...] about Solar Simulators and Ultraviolet Radiation: Insights from Space-Based and Biological Applications
Air and Surface Treatment Using Germicidal Ultraviolet-C (GUV)
By Holger Claus, Ushio America, and Michael Clark, Far UV Technologies This article attempts to define and describe key aspects of Germicidal UV (GUV) technology specifically for air and surface disinfection to get a clearer understanding of key values, limitations, opportunities and especially gaps in the understanding of GUV between the researchers, practitioners and … [Read more...] about Air and Surface Treatment Using Germicidal Ultraviolet-C (GUV)