By Tatiana Koutchma, Katja Auer, Peter Gordon, Britt Hafner and Richard Mariita, UV4Good The development of novel germicidal ultraviolet (GUV) light sources opens opportunities for innovative disinfection applications and allows for selecting wavelengths to achieve desired effects while improving safety and quality of GUV sources emitting light in continuous or pulsed modes … [Read more...] about Trends in Evaluation and Measurement of Efficiency of Germicidal Ultraviolet Light Sources
Troy Cowan Celebrated with IUVA Lifetime Achievement Award
By Liz Stevens, writer, UV Solutions Troy Cowan, founder and coordinator of the IUVA Healthcare Working Group, was named the recipient of the 2025 IUVA Lifetime Achievement Award. IUVA recognizes Cowan’s contributions to the UV industry as a visionary leader and advocate for public health. In founding the IUVA Healthcare Working Group, he built a coalition that advances UV … [Read more...] about Troy Cowan Celebrated with IUVA Lifetime Achievement Award
The Case for Evolutionary Acceptance of UV-C LEDs
By Oliver Lawal, CEO, AquiSense, Inc. The phrase “It is not the strongest of the species that survive, nor the most intelligent, but the ones most responsive to change,” often is attributed to Charles Darwin, but actually was written by Loen Megginson in his summary of Darwin’s work. Regardless, it’s interesting to draw a parallel – just as different species evolve in … [Read more...] about The Case for Evolutionary Acceptance of UV-C LEDs
In Memoriam: Professor James R. Bolton, Ph.D., Founding Executive Director of IUVA
A message from Jim Malley, UV Solutions editor-in-chief The International Ultraviolet Association (IUVA) family lost one of its founders and true inspirations on October 21, 2025. Dr. James R. Bolton truly embodied all the qualities and attributes of a member of “the greatest generation any society has ever produced.” Professor Bolton was a true mentor to so many of … [Read more...] about In Memoriam: Professor James R. Bolton, Ph.D., Founding Executive Director of IUVA
Association News – 2025 Quarter 4
Kumiko Oguma Nominated as Incoming IUVA President The IUVA Nominating Committee and Executive Operating Committee were pleased to advance the nomination of Kumiko Oguma as incoming IUVA president for election at the IUVA World Congress. At the General Assembly in Lisbon, Oguma was confirmed and assumed the role of incoming president, with Chip Blatchley installed as … [Read more...] about Association News – 2025 Quarter 4
Modeling the Feasibility of UV LED Disinfection Reactor Designs Against Real-World Mercury Reactors
By David Bustos, University of Chile Editor’s Note: This article is based on the author’s MSc thesis, which discusses the topic more extensively. 1 The European Union is progressively phasing out mercury-based technologies to protect human health and the environment. This policy directly impacts water utilities in the Netherlands, where ultraviolet (UV) disinfection via … [Read more...] about Modeling the Feasibility of UV LED Disinfection Reactor Designs Against Real-World Mercury Reactors
Optimizing UV Performance of Low-Pressure Lamps Through Frequency Control
By Tonnie Telgenhof Oude Koehorst, Nedap Optimizing UV Performance of Low-Pressure UV lamps Low-Pressure (LP) amalgam lamps currently are the primary source of UV-C light used in water and air disinfection systems. Globally, the number of UV-C lamps installed in disinfection units is in the millions. This widespread deployment underscores the importance of optimizing … [Read more...] about Optimizing UV Performance of Low-Pressure Lamps Through Frequency Control
Integrating UV LED Technology into Transportation Systems
By Pratibha Sharma, director of UV business, and Saya Han, director of Marketing and Business Development, Violumas Transportation systems are among the busiest public spaces, moving millions of people every day. With such high passenger volumes, specifically in large cities, they naturally become hubs for the transmission of communicable diseases. 1 Close contact with a … [Read more...] about Integrating UV LED Technology into Transportation Systems
2025 IUVA Young Professional Spotlights
The International Ultraviolet Association (IUVA) is proud to celebrate the outstanding contributions of young professionals who are shaping the future of the UV industry. Each year in UV Solutions, the IUVA Young Professionals committee highlights individuals whose work exemplifies innovation, dedication and impact on the industry. In this edition, the committee is pleased to … [Read more...] about 2025 IUVA Young Professional Spotlights
2025 UV Research Article Spotlight
Submitted by the IUVA YP Committee This column is a new initiative launched by the IUVA YP committee to recognize and summarize five UV research articles published in peer-reviewed journals throughout 2025 that were identified as impactful and innovative to the UV industry. This spotlight aims to increase awareness and education about critical scientific advancements related … [Read more...] about 2025 UV Research Article Spotlight