By Dr. Sara E. Beck and Dr. Paul Onkundi Nyangaresi, University of British Columbia; Dr. Sandra Probst-Rüd, City of Winterthur (Switzerland) As UV LEDs continue to be incorporated into water systems at household and municipal levels, researchers, manufacturers and utility operators increasingly are considering taking advantage of the synergistic effect of UV-A and UV-C … [Read more...] about Synopsis: Synergistic Effect of UV-A and UV-C Light is Traced to UV-Induced Damage of the Transfer RNA
Technology
Innovation Column: Carbon Nanotube UV-C Lamps: Good Things Come in Very Small Packages
By Liz Stevens, writer, UV Solutions Elec-field Future Corporation is a Gyeonggi-do, South Korea, manufacturer of carbon nanotube (CNT) X-ray and UV lamps, as well as a manufacturer of modular UV disinfection equipment systems and digital X-ray equipment systems that feature the company’s CNT lamps. Elec-field Future is a 2024 IUVA RadLaunch awardee, honored for its CNT UV … [Read more...] about Innovation Column: Carbon Nanotube UV-C Lamps: Good Things Come in Very Small Packages
Innovation Column: Innovative Dose Delivery for Upper-Air UVGI Systems
Shreeneet Rathi, SpaceUV Editor’s Note: Shreeneet Rathi presented “A new era of Upper Air UVGI Fixtures” at the 2023 IUVA World Congress. This Innovation Column expands on the technology discussed during that presentation. Indoor air quality (IAQ) is a critical factor in maintaining healthy and safe environments, especially in healthcare settings and densely occupied … [Read more...] about Innovation Column: Innovative Dose Delivery for Upper-Air UVGI Systems
Digital UV Sensors Simplify Measurement and Control
By Tilman Weiss, sglux, and Fred Perry, Boston Electronics Irradiance is the term for the optical energy falling on a surface in units of watts per unit area. In the measurement and control of light for purposes of disinfecting or curing a surface or a volume, usually not only the total optical energy but more specifically the energy within a defined spectral interval is … [Read more...] about Digital UV Sensors Simplify Measurement and Control
UV Technology and One Water Research Around the Globe
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
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
Measurement and Characterization of Fluence in a Pilot-Scale UV Conveyor with Monochromatic and Polychromatic Light Sources
By Dylan Gleason, Vladimir Popović and Tatiana Koutchma, Agriculture and Agri-Food Canada, Guelph Research and Development Center A custom-built ultraviolet (UV) light conveyor system was developed for the treatment of solid food samples in pilot scale (Figures 1 and 2) (Ag Growth International Inc.; Georgetown, PE). The system was designed to support four sets of … [Read more...] about Measurement and Characterization of Fluence in a Pilot-Scale UV Conveyor with Monochromatic and Polychromatic Light Sources
The Safe Act of UVC in Food Production
Danny Bayliss, New Technology Lead, Campden BRI, danny.bayliss@campdenbri.co.uk Neil Avner Cikurel, director, RND Arastirma Gelistirme Tasarim, neil@rnduv.com IUVA Food and Beverage Safety Working Group Ultraviolet light is known for its antimicrobial effects. The band C part of the spectrum is the frequency range 280 to 200 nm and has strong DNA absorption peaks. The … [Read more...] about The Safe Act of UVC in Food Production
Step into the Light (Carefully): A UVC Systems Buyers Guide
By Tristan Williams, Finsen Tech Group Environmental disinfection has become the new battleground in the ongoing fight to reduce the risk of infection transmission. Evidence demonstrating the persistent contamination of environmental surfaces, despite traditional cleaning and disinfection methods, has led to a widespread acceptance that there is a demonstrative need for using … [Read more...] about Step into the Light (Carefully): A UVC Systems Buyers Guide
Application of UV LEDs in Advanced Oxidation Processes
By Priya Dharwadkar, Ph.D. student, Cranfield Water Science Institute, Cranfield University; Irene Carra, Ph.D., Lecturer in Chemical Processes, Cranfield Water Science Institute, Cranfield University; Peter Jarvis, Ph.D., Professor of Water Science & Technology, Cranfield Water Science Institute; Olivier Autin, Ph.D., Lead Process Engineer, Typhon Treatment Systems The … [Read more...] about Application of UV LEDs in Advanced Oxidation Processes