UV Solutions

Editor’s note: UV Solutions magazine began publication in early 2019. See articles from past issues of IUVA News.

Quarter 4, 2023

UV Disinfection in Public Transportation
By Giulia Santi, Light Progress Group S.R.L.

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

Exploring the Full Spectrum of UV-C Radiation: Analysis of Biocidal Potential from Far UV-C to UV-B Boundary Frequencies
By Amodeo D.¹, De Palma I.¹, Papale G.², Nante N.², Puccio A.², Cevenini G.¹, Messina G.²
1. Department of Medical Biotechnologies, University of Siena, Siena, Italy
2. Department of Molecular and Developmental Medicine, University of Siena, Siena, Italy

Solar Simulators and Ultraviolet Radiation: Insights from Space-Based
and Biological Applications
By Ryan Sawyer, Andrew Brzezinski, Stephen Walker and Heather MacGillivray, Sciencetech, Inc.

UV LEDs: Investigating Into and Beyond the Datasheets
By Pratibha Sharma, Ph.D., Saya Han, and Peter Chung, Violumas

Air and Surface Treatment Using Germicidal Ultraviolet-C (GUV)
By Holger Claus, Ushio America, and Michael Clark, Far UV Technologies

A Rapid Read-Out Biological Indicator Subsystem for UV-C and Far UV Disinfection Assurance: Part 2
Updated by Peter E. Gordon, CudoForm Tech and Senko Advanced Components, Inc.

Focus on Healthcare/UV Disinfection: Communicate, Collaborate, Consolidate
and Educate: C3E
By IUVA Healthcare/UV Working Group

Innovation Column: UV LEDs vs. Repair Pathways in Bacteria
By Liz Stevens, writer, UV Solutions

Operator’s Corner: UV-AOPs for Water Reuse and Remediation:
If You Had to Do It All Over Again…
Compiled by Izzy Medeiros and James P. Malley Jr., Ph.D.

Young Professionals News

Association News

Quarter 3, 2023

Focus on Water: UV Water Related Presentations to be Featured at Upcoming Events
Castine A. Bernardy, Ph.D. Candidate, Civil and Environmental Engineering, University of New Hampshire; James P. Malley Jr., Ph.D., Professor of Civil and Environmental Engineering, University of New Hampshire

Focus on Healthcare/UV Disinfection: Rethinking How We Communicate about GUV
Michael T. Postek, The University of South Florida; and Troy Cowan, IUVA Healthcare/UV Working Group facilitator

Innovation Column: Water Purification with UV Advanced Oxidation
Liz Stevens, writer, UV Solutions

Operator’s Corner: Safety Training Experiences in Municipal One Water UV Systems
Castine A. Bernardy, Ph.D. Student, Civil and Environmental Engineering, University of New Hampshire; and James P. Malley Jr., Ph.D., Editor-in-Chief, UV Solutions, and Professor of Civil and Environmental Engineering, Department of Civil and Environmental Engineering

UVGI Study on the Prevention of the Spread of COVID-19 at the 2022 Munich Oktoberfest
Marc de Samber, research fellow; Dirk Seifert, UV-C Application Specialist;
and Martin Creusen, Standards and Regulations professional, Signify

Achieving Consensus on GUV in Public Spaces Workshop Earns “Wow” Response
Troy Cowan, IUVA Healthcare/UV Working Group

UV Treatment: Driving Global Momentum for Sustainable Wastewater Reuse
Giuseppe Faretra, Regional Sales Manager for West and Central Europe, Nuvonic

Designing for Surface Decontamination with UV-C LEDs: A Review of UV Reflectance Materials
Amy Hendrick, CEO/Founder. Cleanbox Technology

A Rapid Read-Out Biological Indicator Subsystem for UV-C and Far UV Disinfection Assurance: Part 1
Originally written by Dr. Eugene I. Gordon Ph.D., IEEE Fellow and Edison Medal Recipient, and Peter E. Gordon MSEE, in April 2012. Updated in July 2023 by Peter E. Gordon for the benefit of the UV-C and Far UV solution design and global user community. Provisional Patent has been filed.

Commercialization Timing of Larger Scale UV-C LED-Based Water Treatment Systems
Oliver Lawal and Andrea Martinez, Aquisense Technologies

Quarter 2, 2023

Focus on Water: Exciting Developments in UV Technology for Water
Castine A. Bernardy, Ph.D. Candidate, Civil and Environmental Engineering, University of New Hampshire; James P. Malley Jr., Ph.D., Professor of Civil and Environmental Engineering, University of New Hampshire

Focus on Healthcare/UV Disinfection: Data Mining: Comparisons and Contrasts from the Cincinnati Workshop
Michael T. Postek, The University of South Florida; and Troy Cowan, IUVA Healthcare/UV Working Group facilitator

Focus on Food and Beverage Safety: UVC LED-Based Mobile Water Treatment System for Water Disinfection in Crisis Situation: A Case Study in Ukraine
Maksym Bazhal, National University of Food Technologies, Ukraine; Richard M. Mariita,
Crystal IS, an Asahi Kasei Company, USA; and Tatiana Koutchma, Agriculture and Agri-Food Canada

Innovation Column: European Wineries Now Have a UVC Option for Wine Barrel Disinfection
Liz Stevens, writer, UV Solutions

Operator’s Corner: UV Experiences from Water Utilities Around the Globe
Castine A. Bernardy, Ph.D. Student, Civil and Environmental Engineering, University of New Hampshire; and James P. Malley Jr., Ph.D., Editor-in-Chief, UV Solutions, and Professor of Civil and Environmental Engineering, Department of Civil and Environmental Engineering

Las Vegas Valley Treats Drinking Water with UVC LED Technology
Liz Stevens, writer, UV Solutions

Controlled Environmental Agriculture: UV-Based Technologies for Growing Crops from the Desert to Mars
Keith Warriner, Lara Jane Warriner and Mahdiyeh Hasani, CPHAZ, Department of Food Science, University of Guelph

Measurement of the Output of UV LEDs and Kr-Cl Excimer Lamps with Chemical Actinometer
Lianfeng Zhang, Laboratory of Ecology and Environmental Protection, Research Institute of Tsinghua University

Quarter 1, 2023

Focus on Healthcare/UV Disinfection: Germicidal UV Air Treatment: So, What Are We Waiting For?
Troy Cowan, IUVA Healthcare/UV Working Group facilitator

Focus on Water: A Focus on UV LED Technology and AOP Applications in Water
Bailey Jones, MS Student, Department of Civil and Environmental Engineering, University of New Hampshire; and James P. Malley Jr., Ph.D., professor of civil and environmental engineering, University of New Hampshire

Focus on Food/Beverage Safety: The Safe Act of UVC in Food Production
Danny Bayliss, New Technology Lead, Campden BRI; Neil Avner Cikurel, director, RND Arastirma Gelistirme Tasarim
IUVA Food and Beverage Safety Working Group

Operator’s Corner: Revisiting an Important Benchmarking Study: UV in Water Reuse
Castine Bernardy, Ph.D. student, Civil and Environmental Engineering, University of New Hampshire; Bailey Jones, MS Student, Civil and Environmental Engineering, University of New Hampshire; James P. Malley Jr., Ph.D., editor-in-chief of UV Solutions and professor of civil and environmental engineering, University of New Hampshire

Reflection of UVC Wavelengths from Common Materials During Surface UV Disinfection: Assessment of Human UV Exposure and Ozone Generation
By Ben Ma^a, Sam Burke-Bevis^a, Luke Tiefel^a, Jennifer Rosen^b, Ben Feeney^b and Karl G. Linden^a
a. Department of Civil, Environmental and Architectural Engineering, University of Colorado Boulder, 4001 Discovery Dr., Boulder, CO 80303, United States
b. Freestyle Partners, LLC, and its affiliate, FSP Innovations, LLC, MI, United States

New Optical Metrology and Documentary Standards for GUV Radiation Sources
By C. Cameron Miller, NIST, Yuqin Zong, NIST, and Jeff Hulett, Vektrex

The Cryptosporidium Story: 25th Anniversary of the Discovery that Cryptosporidium Undergoes Ultraviolet Inactivation at Low UV Doses
By James R. Bolton, Bolton Photosciences

Healthcare Sterile Processing Conference “In Tune” in Nashville

Step into the Light (Carefully): A UVC Systems Buyers Guide
By Tristan Williams, Finsen Tech Group

ISO Standards for UV Disinfection for Water Reuse Systems
By Phyllis Posy, PosyGlobal and IUVA Chair of Education Committee; and Kumiko Oguma, Department of Urban Engineering, The University of Tokyo and IUVA Asia-Pacific Vice President

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

Small Water Disinfection Systems: UV Light and the Role of Women in Remote Communities
By Daniel Ma, The Ohio State University; Dana Pousty, Tel Aviv University; Nathan Moore, University of Toronto; and Prof. Hadas Mamane, Tel Aviv University

Quarter 4, 2022

Focus on Water: Destruction of PFAS by Magnetite Nanoparticle-Catalyzed UV-Fenton Reaction
By Bailey Jones, MS Student, Department of Civil and Environmental Engineering, University of New Hampshire; and James P. Malley Jr., Ph.D., professor of civil and environmental engineering, University of New Hampshire

Focus on Healthcare/UV Disinfection: “What We’ve Got Here is a Failure to …”
By Troy Cowan, IUVA Healthcare/UV Working Group facilitator

Focus on Food and Beverage Safety: Introducing UV Technology into the Fresh Fruit and Vegetable Sector
By Keith Warriner, professor, Department of Food Science, University of Guelph

UV-C Wing Extends Germicidal Disinfection for Transportation and Healthcare
By Liz Stevens, writer, UV Solutions

Operator’s Corner: UV Disinfection System Likes and Dislikes
By Castine Bernardy, Ph.D. student, Department of Civil and Environmental Engineering, University of New Hampshire; Bailey Jones, MS Student, Department of Civil and Environmental Engineering, University of New Hampshire; and James P. Malley Jr., Ph.D.,
professor of civil and environmental engineering, University of New Hampshire

How UV-C Makes Food Trailers Healthy
By Pam Young, Healthy Trailer, LLC

The Heyday of Water Reuse is Here
By Patricia Sinicropi, executive director, WateReuse Association

Student Awards, Networking at the IUVA Americas Conference
By Reece Lima-Thompson, MASc student, York University

GPC 37: Guidelines for the Application of Upper-Room Germicidal Ultraviolet (UV-C) Devices to Control Transmission of Airborne Pathogens: A Preview
By contributing authors Richard L. Vincent, MS, FIES, LEED-AP, administrative manager, Icahn School of Medicine at Mount Sinai; Paul Arthur Jensen, Ph.D., PE, CIH, consultant and co-founder, Final Approach, Inc.; Bill Palmer, vice president, AeroMed Technologies LLC; Katja Auer, MA, MBA, CMIP, clinical director – Healthcare Solutions, American Ultraviolet; Ashish Mathur, Ph.D., vice president, Innovation & Technology, Ultraviolet Devices

Industrial Water Reuse and the Need for UV Treatment
By Katherine Y. Bell, Ph.D., PE, BCEE, Director of Research and Innovation, Brown and Caldwell

Q&A: Factors Affecting Healthcare Surface Disinfection Efficacy
Compiled and edited by Amy Hedrick, CEO, Cleanbox Technology, Inc.

Quarter 3, 2022

Focus on Healthcare/UV Disinfection: MOUs, Standards and Regulations: Boring Stuff, Right? Wrong!
By Troy Cowan, IUVA Healthcare/UV Working Group facilitator

Focus on Water: Full-Scale UV-C LED Facility: UV PFAS Update and AWWA Water 2050
By Castine Bernardy, Ph.D. student, Department of Civil and Environmental Engineering, University of New Hampshire; Bailey Jones, MS Graduate Student, Department of Civil and Environmental Engineering, University of New Hampshire; James P. Malley Jr., Ph.D., professor of civil and environmental engineering, University of New Hampshire

Focus on Food and Beverage Safety: U-Visibility into Sustain-Ability
By Danny Bayliss, New Technology Research Manager, Campden BRI; Peter Gordon, VP of sales and marketing, Senko Advanced Components

A Portable Device to Measure Hydroxyl Radical Scavenging Capacity in Water Samples
By Liz Stevens, writer, UV Solutions

Operator’s Corner: UV Disinfection Systems: Challenges and Solutions
Compiled by Castine Bernardy and James P. Malley Jr., Ph.D., University of New Hampshire, Durham, New Hampshire

“The Times, They are A-Changin’…”
By Paul C. Waldeck, B.Eng. (Hons.) C.Eng. MICE. MIStruct.E. MIMechE. MASHRAE, Technical Director, PPL-Biosafety International

(UV Solution)2: UV Aids in Detection and Detoxification of Pharmaceuticals in Waterways
By Liz Stevens, writer, UV Solutions; Lou Ann Tom, Ph.D.

Common Sens-or Practical Approach to a UV-C Sensing Challenge
By Greg McKee, chief technologist / product marketing manager, Labsphere, Inc.

Efficacy Testing of UVGI-Emitting Devices on Surfaces: A Testing Laboratory Perspective
By Matthew Hardwick, Ph.D., ResInnova Laboratories, and Josh Erickson, Stratix Labs

Surface Type Matters: A Key Factor in UV254 Viral Disinfection
By corresponding authors Castine Bernardy, Ph.D. candidate, Civil and Environmental Engineering; and Dr. Jim Malley, University of New Hampshire

Quarter 2, 2022

UV Disinfection Applications for Drinking Water
By Nicola Elardo, MSCE, Environmental Engineer, Weston and Sampson, Inc.; Castine Bernardy, Ph.D. student, Department of Civil and Environmental Engineering, University of New Hampshire; and Bailey Jones, MS Graduate Student, Department of Civil and Environmental Engineering, University of New Hampshire

The Need for Consistent Germicidal UV Labeling
By Mairead Smith, principal project engineer, ECRI; and Troy Cowan, IUVA Healthcare/UV Working Group facilitator

Novel UV-C Sensor Technology for Use in Air and Surface Disinfection Applications
By Liz Stevens, writer, UV Solutions

Fresh Air: UV Devices in a Post-COVID-19 World
Compiled by Castine Bernardy, Nicola Elardo and James P. Malley Jr., Ph.D., University of New Hampshire, Durham, New Hampshire

UV-Based Filterless PPE Device UVisor, an Open Source Project
By Liz Stevens, writer, UV Solutions

The Impact of Bacterial Cell Aggregation on UV Inactivation Kinetics
By Eirini Vitzilaiou, Ph.D., Postdoctoral researcher, University of Copenhagen, Department of Food Science, Section of Microbiology and Fermentation

Geometrical Limits for UV-C Inactivation of Pathogens
By Jaime Quintana^a, Antonio A. Fernández-Balbuena^a, Juan Carlos Martínez-Antón^a, Daniel Vázquez^a, Luis Prada^b, Luis Estrada^b, Javier Alda^a*
a. Applied Optics Complutense Group, University Complutense of Madrid; b. Luminalia Ingenieria y Fabricación; * corresponding author

UV-C and UVPCO for Efficient LED-Based Air Treatment Systems
By Carlton Gibson, UV design and technical support manager, Sensor Electronic Technology, Inc.

Public Health Topics Focused on UV Technologies Compiled into One Resource
By Michael T. Postek, assistant professor, University of South Florida; and Norman Horn, director of research, Seal Shield, LLC

Quarter 1, 2022

Far UV-C Germicidal Sources: Measurement Challenges and Solutions
By M. Clark, R. Zuber and M. Ribnitzky, Gigahertz-Optik

Technology Highlight: Deep Light Photonics Introduces
High-Efficiency, Hg-Free UV-C Light Source
By Liz Stevens, writer, UV Solutions

2022 State of the Industry: UV-C LEDs and Their Applications
By Rich Simons, Ph.D.; Oliver Lawal; and Jennifer Pagán, Ph.D., AquiSense Technologies

Beyond Microbial Testing: Bringing Light to Irrigation Water Quality
in Leafy Green Production
By Keith Warriner, Lara Jane Warriner and Mahdiyek Hasani, Department of Food Science, University of Guelph, Guelph, Ontario

2022 IUVA Research Innovation Symposium: Boulder, Colorado, May 23-25

Operator’s Corner | UV Disinfection Systems: Challenges and Solutions
Compiled by Castine Bernardy, Nicola Elardo and James P. Malley Jr., Ph.D.;
   University of New Hampshire, Durham, New Hampshire

Focus on Water: Events on the Horizon in 2022
By Cassidy Yates, Nicola Elardo and Castine Bernardy, University of New Hampshire

Focus on Healthcare/UV Disinfection: Science Says UV Fights COVID-19
and Helps Save Lives. Why Are We Waiting?
By Troy Cowan, IUVA Healthcare/UV Working Group Facilitator

Innovation Column: POU Water Disinfection with SoLED
By Liz Stevens, writer, UV Solutions

Quarter 4, 2021

UV-C Intensity, Time and Total Dose Germicidal Efficacy
by Arnav Kumar, student, Oxford University (then University of California, Santa Barbara), Andrea Peña, student, Savanna High School, Anaheim, California, Sigal Willner, student, New York Medical College, Arthur Kreitenberg, clinical professor, University of California, Irvine, School of Medicine

UV-C LED Technology Eliminates RNase A from COVID-19 rt-PCR Test Kits
by Theresa Thompson, Ph.D., application scientist; Mark Oesterle, product line manager; and Cristina Ortiz-Mateos, life science marketing specialist; Phoseon Technology

The Race to Regulate UV-C Surface and Air Disinfection Equipment in Turkey
by Neil Avner Cikurel, RND Arastirma Gelistirme Tasarim Makine Sanayi ve Ticaret Ltd. Sti.

EPA Takes Aim at Purification Devices
by Reza Zarghamee, Alex Payton, Matt Morrison and Anne Austin, Pillsbury Law

Focus on Water: Industry Influences from WEFTEC and the Infrastructure Bill
by IUVA One Water

Focus on Healthcare/UV Disinfection: Thanks for Getting Out the Good News about UV-C
by IUVA Healthcare/UV Working Group

Focus on Food and Beverage Safety: Q&A: Utilization of Germicidal UV-C
by IUVA Food and Beverage Safety Working Group

Operator’s Corner: Improving the Sustainability of UV Systems
by Nicola Elardo and James P. Malley, Jr., Ph.D., University of New Hampshire

Association News
by UVSolutions

Quarter 3, 2021

Examining UV DECON on FFRs: Important Factors to Consider
by Castine A. Bernardy, Nicola Elardo and Alexa Trautz  University of New Hampshire, Department of Civil and Environmental Engineering, Corresponding author J.P. Malley, Jr., Ph.D., University of New Hampshire, Department of Civil and Environmental Engineering

AquiSense Technologies Innovates with Graywater Recycling Project
by Mitch Hansen, marketing manager, AquiSense Technologies, Molly McManus, project manager, AquiSense Technologies

IUVA Awards Recognize Achievement in UV, Innovative Technology
by UVSolutions

UV LED Solutions to Prevent Pathogen Transmission in Food Service
by Tatiana Koutchma, Ph.D., research scientist, Agriculture and AgriFood Canada, Victor Vincentz, CEO, Concept Light, Groupe Vincentz, France – Departement UV LED

NIST Journal Adds Special Section on Ultraviolet Technologies for Public Health
by Norman Horn, Ph.D., chemical engineer, Seal Shield, LLC

Operators Corner: Lessons Learned Using UV Technology in Water Reuse
by Cassidy Yates, MS student, Department of Civil and Environmental Engineering, University of New Hampshire, James P. Malley, Jr., Ph.D., editor-in-chief, UV Solutions, professor of civil and environmental engineering, Department of Civil and Environmental Engineering, University of New Hampshire

Focus on Healthcare/UV Disinfection: What’s the Big Deal about ‘False or Misleading’ Labeling?
by IUVA Healthcare/ UV Working Group, Troy Cowan IUVA Healthcare/UV Working Group facilitator

Focus on Water: Challenges and Strategies for Potable Water Reuse
by IUVA One Water, Cassidy Yates MS Option Student, Department of Civil and Environmental Engineering, University of New Hampshire, Nicola Elardo MS Option Student, Department of Civil and Environmental Engineering, University of New Hampshire, Castine Bernardy Ph.D. student, Department of Civil and Environmental Engineering, University of New Hampshire

Focus on Food and Beverage Safety: UV-C Tunnels Transporting Food within Processing Plants
by IUVA Food and Beverage Safety Working Group,  Dr. Danny Bayliss, Ph.D. New Technology Lead, Campden BRI, Peter E. Gordon VP of sales and marketing, Cudoform Inc.

Association News
by UVSolutions

Quarter 2, 2021

Reference Radiometers – Requirements and Applications
by Felix Becker, Ph.D., system and application manager, ZED Ziegler Electronic Devices GmbH
Thomas Rathgen, head of technical department, ZED
Rolf Ziegler, Ph.D., technical director, ZED
Karin Ziegler, CEO, ZED

To Buy or Not to Buy? Understanding and Choosing UV LEDs
Article provided courtesy of Laser Components USA

Overview of Safety and Efficacy of UV-C Devices  for Inactivation of the Novel Coronavirus
by James Wiebe, CEO, Thin Air Energy

Treatment of Dependent and Independent Variables  in the USEPA Guidance Manuals
by Jim Bolton, Ph.D., president, Bolton Photosciences, Inc.

Hasty Deployment of UV Disinfection Appears on ECRI’s Top 10 Health Technology Hazards of 2021
Article provided courtesy of ECRI

Focus on Healthcare/UV Disinfection: New Program Activity in First Quarter 2021: What a Wild Ride!
by IUVA Healthcare/UV Working Group, Troy Cowan IUVA Healthcare/UV Working Group facilitator

Focus on Food and Beverage Safety: Lighting Up the Meat Sector for Enhanced Safety and Extended Shelf Life
by IUVA Food and Beverage Safety Working Group
Peter E. Gordon, VP of sales and marketing, Cudoform Inc.
Keith Warriner, professor of food microbiology, University of Guelph
Mahdiyeh Hasani, post-doctoral research fellow, University of Guelph

Focus on Water: Water Treatment for Addressing Contaminants
and Improved Sustainability
by IUVA One Water
Cassidy Yates, MS Option Student, Department of Civil and Environmental Engineering, University of New Hampshire; Nicola Elardo, MS Option Student, Department of Civil and Environmental Engineering, University of New Hampshire; Castine Bernardy, Ph.D. student, Department of Civil and Environmental Engineering, University of New Hampshire

Did I Get What I Paid For? Lessons Learned in Water and How They Can Help Air and Surface Applications
by Castine Bernardy, Ph.D. student, Department of Civil and Environmental Engineering, University of New Hampshire
James P. Malley, Jr., Ph.D., editor-in-chief, UV Solutions, professor of civil and environmental engineering, Department of Civil and Environmental Engineering, University of New Hampshire

Application Highlight: UV-C for EMS Vehicles
by Esai Umenei, Ph.D., principal engineer-innovation, GHSP

Application Highlight: OASIS for Water Filtration
by John Heckman, channel marketing manager, OASIS

Association News
by UVSolutions

Quarter 1, 2021

UV Technologies in the Post-SARS-CoV-2 Pandemic World
by Dr. Keith Warriner, CPHAZ, Department of Food Science, University of Guelph, Ontario

Ultraviolet Disinfection: Background and Basics
by Kari Sholtes, Ph.D., instructor, CMU/CU Boulder Civil Engineering, Colorado Mesa University; Richard Simons, Ph.D., head of application science, AquiSense Technologies; Sara E. Beck, Ph.D., assistant professor, University of British Columbia; Babak Adeli, Ph.D., director of R&D, Acuva Technologies Inc.; Zhe Sun, Ph.D., post-doc, Research Center for Eco- Environmental Sciences, Chinese Academy of Sciences

SARS-CoV-2 Dose Response Research Update
by Oliver Lawal, CEO, AquiSense Technologies; Rich Simons, Ph.D., product development scientist, AquiSense Technologies; Anna Herman, applications engineer, AquiSense Technologies; Jennifer Pagan, Ph.D., CTO, AquiSense Technologies

Use of Fluoropolymers in UV Sterilization Equipment
by Samantha Deverell, managing director, Adtech Polymer Engineering

Focus on Healthcare and UV Disinfection: IUVA Achieving Win/Win Success with Key Players in UV Disinfection
by IUVA Healthcare/ UV Working Group; Troy Cowan IUVA Healthcare/UV Working Group facilitator

Focus on Food and Beverage Safety: Are Food Contact Surfaces Seeing the Light?
by IUVA Food and Beverage Safety Working Group; Dr. Danny Bayliss, new technology lead, Campden BRI; Dr. Tatiana Koutchma, Agriculture and Agrifood Canada, Guelph, Ontario; Peter E. Gordon, manager, LiTeProducts LLC 

Application Highlight: AOP for Drinking Water: First UV/H2O2 AOP Systems for Municipal Drinking Water Treatment in China
by Wenjun Sun, Xiuwei Ao and Zhongyun Chen, School of Environment, Tsinghua University; Kumiko Oguma, associate professor, Department of Urban Engineering, University of Tokyo; Ruibao Jia, Wuchang Song and Guifang Li, Shandong Urban Water Supply and Drainage Water Quality Monitoring Center; Wonglei Wang , professor, School of Municipal & Environmental Egineering, Shandong Jianzhu University

Application Highlight: UV Disinfection for Healthcare: Keeping Nursing Home Staff, Residents Safe During Pandemic
by Chelsey Clapper, VP of marketing and design, iCleanse

Association News
by UVSolutions

Quarter 4, 2020

Conference Preview: ICUDAS 2020

Innovative Approaches for Validation of UV Disinfection Reactors  for Drinking Water Systems
by Harold Wright, chief technologist-UV disinfection, Carollo Engineers , Traci Brooks, lead technologist, Carollo Engineers, Mark Heath, principal technologist, Carollo Engineers, Jeff Adams, environmental engineer, USEPA, ORD, NRMRL, WSWRD, WQMB, and Bryan Townsend, UV technology leader, Black & Veatch Corporation

Validation Needed for UV Surface Disinfection Applications
prepared by IUVA COVID-19 Task Force, UV Surface Disinfection Validation Sub-Group

COVID-19 Pandemic Shines a Light on Mercury-Free Germicidal Ultraviolet Sources
by Castine A. Bernardy, Nicola M. Elardo and Alexa M. Trautz, University of New Hampshire
corresponding author James P. Malley, Jr., Ph.D., University of New Hampshire

Evaluating UV Light Meters
by Maria Wooldridge, director of marketing, International Light Technologies, Inc.

IUVA and FDA Working Together on N95 Decontamination Issues
by IUVA Healthcare/ UV Working Group;  Troy Cowan director, Vision Based Consulting

Looking Back with COVID-Tinted Lenses…Looking Forward to a Bright UV Future
by IUVA Food and Beverage Safety Working Group; Dr. Keith Warriner, CPHAZ Department of Food Science, University of Guelph, Ontario; Peter E. Gordon, VP of business development, Bolb Inc.; and  Dr. Tatiana Koutchma, Agriculture and Agrifood Canada, Guelph, Ontario

UV Technologies for Room Air During COVID-19: What to Know
by James P. Malley, Jr., Ph.D., University of New Hampshire, Durham, New Hampshire

UV-A Disinfection Technology Delivered to South Bend NICU
by Erik Swenson general manager, Nichia America Corporation

Improving the Economics and Water Quality of MPUV/H2O2 Treatment
by Martin Spruijt , process engineer, PWN Water Supply Company, Bram J. Martijn, team manager-research and development, PWN Water Supply Company, and Joop C. Kruithof, ambassador, Wetsus European Centre of Excellence for Sustainable Water Technology

Association News

Quarter 3, 2020

N95 Decontamination: Key Thoughts for Combating COVID-19
By Troy Cowan, director, Vision Based Consulting

UV Disinfection: Protecting People and Produce During the Pandemic
By Peter E. Gordon, VP of business development, Bolb Inc.

Mobile UV-C Devices: User Education is Key
By Katja Auer, MA, MBA Clinical Director-Healthcare Division, American Ultraviolet

UV Applications in China’s Municipal Water Treatment
By Dongming Lu, engineer, UltraTech Co. Ltd.

UV Technology Lights the Way to Plant Vaccines: Boosting Plant Defenses to Extend Shelf Life of Fruits and Vegetables
By Mahdiyeh Hasani, CPHAZ, Department of Food Science, University of Guelph, Ontario; Dr. Tatiana Koutchma, Agriculture and AgriFood Canada, Guelph, Ontario; Corresponding author Dr. Keith Warriner, CPHAZ, Department of Food Science, University of Guelph, Ontario

Deep UV LED Equipment in Operation for Municipal Drinking Water Supply
By Kumiko Oguma, associate professor, Department of Urban Engineering, University of Tokyo

Opportunities for Application of UV-B and UV-C Devices in Cannabis Grow Facilities
By Timothy Leach, partner, TechnIEQ, LLC

Far UV-C and Its Potential for Disinfection Applications
By Rich M. Simons, Ph.D., head of application science, AquiSense Technologies; Ernest R. Blatchley III, Lee A. Reith professor in environmental engineering, Purdue University; Karl Linden, Ph.D., University of Colorado Boulder, Linden Research Group

Reviewing Media Coverage of UVGI for COVID-19
By Ashkan Babaie, director of engineering, Acuva Technologies Inc.; Babak Adeli, director of R&D, Acuva Technologies Inc.; Mariana Lanzarini-Lopes, research associate, Arizona State University

The Disinfection Efficacy of 405 nm Light
By Jim Bolton, Ph.D., president, Bolton Photosciences, Inc.; Gary Naarup, president, PremierOne Products, Inc.

SARS-CoV-2 UV Dose Response Behavior
By Ernest R. Blatchley III, Lee A. Reith professor in environmental engineering, Purdue University; Brian Petri, research director, Trojan Technologies; Wenjun Sun, associate professor, Tsinghua University School of Environment

Association News

Quarter 2, 2020

Questions on Regulatory Coverage of UV Devices in a Hospital
By Troy Cowan, director, Vision Based Consulting

Not If, But When: UV LED Beverage Disinfection
By Babak Adeli, director of research and development, Acuva Technologies

Risks of Surface Damage to Polymeric (Plastic) Surfaces from UV-C Exposure
By Peter Teska, infection prevention application expert, Diversey

COVID-19 Pandemic: UV Air and Surface Disinfection
By Castine Bernardy, graduate research assistant, Department of Civil and Environmental Engineering, University of New Hampshire; Corresponding author James P. Malley Jr., Ph.D., Professor of Civil and Environmental Enginnering, University of New Hampshire

Deep UV LED System Developed for Municipal Drinking Water Treatment
By Takahito Sugimoto, Water Supply Engineering Department, METAWATER Co., Ltd.; Yoshiro Kanto, International Business Planning Department, METAWATER Co., Ltd.

Advanced Reduction Processes for the Removal of Metabolites from Water
By Roberta Hofman-Caris, senior scientific researcher, KWR Water Research Institute, The Netherlands; Danny Harmsen, scientific researcher, KWR Water Research Institute, The Netherlands

UV Disinfection Industry Leans in to COVID-19 Response
By Rich Simons, Ph.D., head of application science, AquiSense Technologies

Intelligent Heat Extraction with Thermoelectric Cooler for UV-C LEDs
By Pablo Fredes, project manager, Hydraluvx UV Disinfection Technologies; Ulrich Raff, optics and semiconductors lab, Physics Department, University de Santiago de Chile; Ernesto Gramsch, optics and semiconductors lab, Physics Department, University de Santiago de Chile

New UV System Withstands Extreme Flooding Event
Article provided courtesy of TrojanUV

Efficiently Powering UV Sources
By Tonnie Telgenhof Oude Koehorst, product manager/new business UV, Nedap

Proposed Standard for Ultraviolet-Based High-Level Disinfection of Medical Devices
By Daniel J. Weber, M.D., M.P.H., Division of Infectious Diseases, University of North Carolina, School of Medicine, Chapel Hill, North Carolina; Department of Hospital Epidemiology, University of North Carolina Hospitals, Chapel Hill, North Carolina; Lionel Pineau, Ph.D., president and scientific director, Eurofins Biotech Germande; Corresponding author James R. Bolton, president, Bolton Photosciences Inc.

Association News

Quarter 1, 2020

A Look at the IUVA 2020 Americas Conference
UV Solutions

Mobile Device Use in Healthcare: New Opportunities for UV Disinfection
Lia DiMartino, BS, Physician Associate Program, Yale School of Medicine; Richard A. Martinello, M.D., associate professor, Internal Medicine & Pediatrics-Infectious Diseases, Yale School of Medicine

Essentials of Germicidal Irradiation for Reduction of Microorganisms
Jeffrey E. Stines, director of marketing, American Ultraviolet

PFAS: Does UV Technology Have a Role?
N.D. LaTourette, environmental engineer; H.R. Roakes, project manager, Sanborn, Head and Associates, Inc.; J.P. Malley, Jr., editor-in-chief, UV Solutions

Low-Pressure UV System Offers Top Water Quality and Fewer Chloramines
Article provided courtesy of Xylem

UV-C Disinfection Can Help Reduce Infections, Maximize Reimbursements
Article provided courtesy of Tru-D® SmartUVC

Evaluating the Efficacy of a ‘No-Touch’ UV-C Radiation Device as a High-Touch Disinfectant
Steve Reinecke, clinical advisor and VP of international sales, Proximity Systems, Inc.

Evolving Technologies for Decontaminating Healthcare Environments
Robert A. Garcia, BS, MT(ASCP), CIC, FAPIC

2nd Annual Healthcare/UV Workshop Affirms Need of Efficacy Standards
IUVA Healthcare/UV Working Group; Troy Cowan director, Vision Based Consulting

Vitamin D in a Flash
IUVA Food and Beverage Safety Working Group; Dr. Jaromir Bilek, director, Jenton International Ltd, JenAct Ltd

When Influent Water Percent UVT is Out of Range
Professor J.P. Malley, Jr., UV Solutions editor-in-chief; C. Bernardy, graduate research engineer, University of New Hampshire; M. White, graduate research engineer, University of New Hampshire; A. Hidrovo, graduate research engineer, University of New Hampshire

Association News

Quarter 4, 2019

UV-C Effectiveness and the ‘Canyon Wall Effect’ of Textured Healthcare Environment Surfaces
by Maya Jaffe, biomedical engineering student, Georgia Institute of Technology

UV Degradation Effects in Materials – An Elementary Overview
by Chris Rockett, production and applications engineer, LightSources, Inc.

UV Low-Pressure Lamps – Offering Many Advantages Across Multiple Platforms
by Wiebke Breideband, project manager-marketing, Heraeus Noblelight GmbH

Market Overview of UV Disinfection Technologies for Food Safety Applications
by Molly McManus, regional sales manager, AquiSense Technologies; Kayla Doerzbacher, applications engineer, AquiSense Technologies

The Quest for UV Treatment Validation
by Chris Hartman, founder and president, Headwater Food Hub

UV/H2O2 Treatment: The Ultimate Solution for the Degradation of Pyrazole
by Bram J. Martijn, team manager-research and development, PWN Water Supply Company; Joop C. Kruithof, Ph.D., Wetsus European Center of Excellence for Sustainable Water/Technology

International Standards Organization Seeks IUVA’s UV-C Expertise
IUVA Healthcare/UV Working Group

UV LEDs for Food Applications from Farms to Kitchen
IUVA Food and Beverage Safety Working Group

UV Lamp Breakage: Investigation and Response
Jennifer Osgood, PE, PMP, BCEE associate, CDM Smith

Association News

Quarter 3, 2019

Validation of a Reactor Containing UV LEDs for the Disinfection of Municipal Drinking Water
by Olivier Autin, lead research scientist, Typhon Treatment Systems and James R. Bolton, president, Bolton Photosciences

How to Address CSO Events with UV Technology
by Patrick Bollman, P.E., UV product specialist, Evoqua Water Technologies

UV-C LED Irradiation for the Inactivation of Biofilm-bound Pseudomonas Aeruginosa Bacteria
by Kyle D. Rauch, Stephanie Gora, Carolina Ontiveros and Graham Gagnon, Centre for Water Resource Studies, Dalhousie University, Halifax, NS, Canada

What is Going On with the Grade A Pasteurized Milk Ordinance?
by Harold Wright, chief technologist-UV disinfection, Carollo Engineers

Why is There No Standard Unit Similar to Lighting Products for Radiant Output of UV Lamps?
by R.W. Stowe, UV applications engineering consultant, Heraeus Noblelight America LLC

Practical Information on Sizing and Design Approaches for UV AOP Systems
by Nathan Moore, Ph.D. candidate, University of Toronto; Erin Mackey, project manager and technical specialist, water and reuse, Brown and Caldwell, Inc. and Kati Bell, managing director of water strategy, Brown and Caldwell, Inc.

Critical Roles for Germicidal LEDs in Healthcare Delivery Facilities
by Peter Gordon, VP of business development, Bolb Corporation

Ultraviolet Light Explores New Science for Food and Beverage
IUVA Food and Beverage Safety Working Group

Expanding Outreach to Other Organizations Interested in UV
IUVA Healthcare/UV Working Group

Water Reuse Systems
by Professor James P. Malley, Jr., Ph.D., UV Solutions editor-in-chief

For Water Reuse, UV Solution Brings Consistent Results to City
Article provided courtesy of Enaqua, a Grundfos company

Association News

Quarter 2, 2019

Summary: UV-C LED Device Spectrometer and Radiometer Protocol Round Robin Results
by Kari Sholtes, P.E., University of Colorado Boulder, Linden Research Group; Karl Linden, Ph.D., University of Colorado Boulder, Linden Research Group

Protocol to Determine Radiant Power Output and Fluence in UV LED Systems
by Ataollah Kheyrandish, Madjid Mohseni and Fariborz Taghipour, Department of Chemical and Biological Engineering, University of British Columbia, Vancouver, Canada

UV Regulations: Wastewater and Reuse
by Harold Wright, Chief Technologist-UV Disinfection, Carollo Engineers; Andrew Salveson, Water Reuse Practice Director, Carollo Engineers; Bill Sotirakos, Principal UV Technologist, Carollo Engineers

Total UV Power from an Irradiance Measurement
by Stephen W. Jaworowicz, Process Engineer, Light Sources, Inc.

AOP for Surface Disinfection of Fresh Produce
by Mahdiyeh Hasani and Keith Warriner, Department of Food Science, University of Guelph, Guelph, Ontario, Canada

From Promising Emerging Treatment to Commercialization
by Tatiana Koutchma, Research Scientist, Agriculture and Agri-Food Canada

Industry Goals: Examining the Latest Developments in Healthcare
IUVA Healthcare/UV Working Group

Strawberry Fields For-UV-er
IUVA Food and Beverage Safety Working Group

Triton X-100: Elimination Using Advanced UV Oxidation
by Dr.-Ing Martin Sörenson, CEO, enviolet Corp.; Dipl. Ing. Jürgen Weckenmann, Technical Director, enviolet Corp.; Dipl. Ing. Frank Zegenhagen, Senior R&D Manager, enviolet Corp.

Association News

Quarter 1, 2019

UV Regulations: Water and Wastewater
by Harold Wright, Andrew Salveson and Bill Sotirakos, Carollo Engineers

UV LED System Design, Operation and Application for Water Treatment
by Fariborz Taghipour, Department of Chemical and Biological Engineering, University of British Columbia; Kumiko Oguma, Research Center for Advanced Science and Technology, University of Tokyo

IUVA: Celebrating 20 Years of Advances in UV Technology – and Looking Ahead
by Professor James P. Malley, editor-in-chief, UV Solutions

Advanced Oxidation Radiation: Unlocking the Hidden Power of the Low-Pressure Mercury Lamp
by Laith Furatian, Ph.D., City of Kamloops, British Columbia

Achieving Successful Treatment of VOCs Using UV AOP
by Adam Festger, Business Development Manager, Trojan Technologies; Ted Mao, Chief Technology Officer, Trojan Technologies; Alan Royce, Senior Scientist, Trojan Technologies; Amy Ho, Administrator, City of Monterey Park; Kevin Alexander, Vice President, West Regional Manager, Hazen and Sawyer; David Hokanson, Principal, Trussell Technologies, Inc.

IUVA Celebrates Several Firsts at 2019 World Congress
UV Solutions

UV-C LED Systems: Land of Opportunity or Wild West?
by Oliver Lawal, CEO, AquiSense Technologies; Jennifer Pagan, Ph.D., CTO, AquiSense Technologies; Richard Simons, Ph.D., Product Development Specialist, AquiSense Technologies; Mitch Hansen, E-Marketing Specialist, AquiSense Technologies

Planning for a Healthy Future: Healthcare and UV Disinfection
IUVA Healthcare/UV Working Group

Thwarting the Next Fresh Produce Outbreak with Germicidal UV Light
IUVA Food and Beverage Safety Working Group

Association News