Experimental study of the disinfection performance of a 222-nm Far-UVC upper-room system on airborne microorganisms in a full-scale chamber

MH Wang, HH Zhang, CK Chan, PKH Lee… - Building and …, 2023 - Elsevier
nm Far-UVC light is an emerging and promising tool for rapidly inactivating airborne
pathogens. In this study, we experimentally evaluated the performance of a 222-nm Far …

Influence of Germicidal UV (222 nm) Lamps on Ozone, Ultrafine Particles, and Volatile Organic Compounds in Indoor Office Spaces

SB Sørensen, FR Dalby, SK Olsen… - … Science & Technology, 2024 - ACS Publications
Germicidal ultraviolet lamps with a peak emission at 222 nm (GUV222) are gaining
prominence as a safe and effective solution to reduce disease transmission in occupied …

Inactivation rates for airborne human coronavirus by low doses of 222 nm far-UVC radiation

D Welch, M Buonanno, AG Buchan, L Yang… - Viruses, 2022 - mdpi.com
Recent research using UV radiation with wavelengths in the 200–235 nm range, often
referred to as far-UVC, suggests that the minimal health hazard associated with these …

Review of Current and Future Indoor Air Purifying Technologies

S Singh, P Vishwakarma, T Gupta - ACS ES&T Engineering, 2024 - ACS Publications
Air pollution poses the greatest risk of death for humans and has become a global cause of
concern. The global population spends an average of 90% of their time indoors; therefore …

Disinfection of indoor air for the inactivation of SARS-CoV-2: a review of the effectiveness of UV-C technology and gaps in research

EC Rada, C Vignali, S Bellazzi… - Frontiers in Built …, 2025 - frontiersin.org
Coronavirus disease (COVID-19) is caused by severe acute respiratory syndrome
coronavirus 2 (SARS-CoV-2). In indoor environments, a structured strategy is needed to …

Estimation of the UV susceptibility of aerosolized SARS-CoV-2 to 254 nm irradiation using CFD-based room disinfection simulations

M van der Schans, J Yu, A de Vries, G Martin - Scientific Reports, 2024 - nature.com
The recent COVID-19 pandemic has raised interest in efficient air disinfection solutions. The
application of germicidal ultraviolet (GUV) irradiation is an excellent contender to prevent …

222 nm far-UVC efficiently introduces nerve damage in Caenorhabditis elegans

KO Yoshiyama, NL Okamoto, J Hidema… - PLoS One, 2023 - journals.plos.org
Far-ultraviolet radiation C light (far-UVC; 222 nm wavelength) has received attention as a
safer light for killing pathogenic bacteria and viruses, as no or little DNA damage is observed …

[PDF][PDF] 短波紫外线的消杀机制与影响因素

竹涛, 付顺江, 谢蔚, 徐欢 - Chinese Journal of Lasers, 2023 - researching.cn
摘要在COVID‐19 大流行期间, 人们在不断探索寻求高效, 安全, 环保的防疫方法,
短波紫外线具有消杀效果好, 无毒害, 无污染等特性, 受到了国内外的广泛关注. 鉴于此 …

[HTML][HTML] Far-UVC (222 nm) disinfection performance in residential spaces: Experimental study on Bacillus subtilis contamination

JI Bang, YL Jo, ET Lee, M Sung - Results in Engineering, 2025 - Elsevier
Ultraviolet germicidal irradiation (UVGI) with a 254 nm wavelength is widely used for
sterilization due to its high efficacy in microbial inactivation. However, its application in daily …

Surface Disinfection Systems with UV-C Lamps–Verification Measurements and Design Procedure Proposal

A Wiśniewski, K Skarżyński, P Pracki, R Krupiński… - Leukos, 2024 - Taylor & Francis
Ultraviolet radiation in the UV-C range is widely applied to disinfect surfaces, air, and water.
UV-C (germicidal) lamps are commonly used, and their application is reliable, scientifically …