Exposure Variability Between 1- or 6-Minute and 30-Minute Averaging Time Lengths in Radiofrequency-Electromagnetic Field Exposure Monitoring
Research
RF Safe Research Library
Jan 1, 2025
This exposure assessment study compared RF-EMF measurements averaged over 1, 6, and 30 minutes using contiguous 1-minute data collected over 30 minutes at four indoor/outdoor sites across 15 frequency bands. Relative deviations between shorter averaging times and 30-minute averages were largely within ±3 dB. However,…
Visualizing radiofrequency electromagnetic field exposure through Voronoi-based maps
Research
RF Safe Research Library
Jan 1, 2025
This exposure-assessment study proposes a Voronoi-diagram approach to visualize RF-EMF exposure across a city using personal exposimeter measurements of RMS electric field at seed points. Most mapped areas corresponded to about 1.9 V/m, with a maximum reported value of 11.4 V/m, all below the cited ICNIRP guideline…
Empowering the Serbian EMF RATEL System for Monitoring RF-EMF Through Drive Test
Research
RF Safe Research Library
Jan 1, 2025
This engineering/monitoring paper describes enhancements to the Serbian EMF RATEL system, which has continuously monitored RF-EMF since 2017, by adding drive test functionality to improve spatial coverage. The authors report preliminary quantitative drive test measurements and validation of the upgraded approach. The…
Extremely Low-Frequency Magnetic Fields (ELF-MF) and Radiofrequency: Risk of Childhood CNS Tumors in a City with Elevated ELF-MF Exposure
Research
RF Safe Research Library
Jan 1, 2025
This case-control study in Mexico City (2017–2022) evaluated residential ELF-MF and device-use proxies for RF exposure in relation to childhood CNS tumor risk. Elevated residential ELF-MF (≥0.4 μT) was associated with approximately doubled odds of CNST, while cell phone use showed no association. Prolonged tablet…
Carcinogenicity of Radio-Frequency Radiation: Similarities and Differences Between Outcomes of Two Studies
Research
RF Safe Research Library
Jan 1, 2025
This review compares two epidemiologic studies of radio-frequency radiation (RFR) exposure among military personnel with overlapping patient groups. One study reported a statistically significant increase in cancer among exposed individuals, while the other did not, which the review attributes to a smaller sample…
Traceable Assessment of the Absorbed Power Density of Body Mounted Devices at Frequencies Above 10 GHz
Research
RF Safe Research Library
Jan 1, 2025
This paper presents a traceable experimental dosimetry method to measure absorbed power density (APD) from body-mounted wireless devices at frequencies above 10 GHz. It combines a miniaturized broadband probe, a composite skin-equivalent phantom, and reconstruction/calibration procedures, with validation using…
Assessing exposure from different vehicular antennas in military applications: a computational study
Research
RF Safe Research Library
Jan 1, 2025
This computational study modeled electromagnetic exposure for military personnel near vehicular communication antennas across HF, VHF, and UHF scenarios. All simulated configurations reportedly met ICNIRP Basic Restrictions, though some exceeded ICNIRP Reference Levels in certain positioning and frequency…
Pilot questionnaire survey shows the lack of diagnostic criteria for electromagnetic hypersensitivity: a viewpoint
Research
RF Safe Research Library
Jan 1, 2025
This viewpoint reports results from a pilot questionnaire survey of 142 self-declared EHS/IEI-EMF individuals and argues that current evidence and tools do not allow a definitive medical diagnosis of sensitivity to low-level wireless radiation. It notes that many reported diagnoses appear anecdotal and that tests…
Smartphone Usage Patterns and Sleep Behavior in Demographic Groups: Retrospective Observational Study
Research
RF Safe Research Library
Jan 1, 2025
This retrospective observational study analyzed Murmuras app data from 1074 participants in 2022 to examine demographic differences in smartphone use and nocturnal smartphone inactivity duration (a proxy for sleep-related behavior). Nighttime smartphone use increased, especially for social media and entertainment,…
Comparison Between Broadband and Personal Exposimeter Measurements for EMF Exposure Map Development Using Evolutionary Programming
Research
RF Safe Research Library
Jan 1, 2025
This exposure-assessment study compares RF-EMF exposure maps produced using a broadband meter versus a personal exposimeter and aims to correct personal exposimeter readings to match broadband-based maps. The authors report that LOS/NLOS-specific correction factors reduce discrepancies, particularly improving LOS…
Machine Learning Approach for Ground-Level Estimation of Electromagnetic Radiation in the Near Field of 5G Base Stations
Research
RF Safe Research Library
Jan 1, 2025
This paper presents a machine-learning method to estimate ground-level electromagnetic radiation (electric field strength) in the near field of 5G base stations, using multiple technical and environmental input parameters. The authors report experimental performance with a mean absolute percentage error of about…
Cluster Analysis of RF-EMF Exposure to Detect Time Patterns in Urban Environment: A Model-Based Approach
Research
RF Safe Research Library
Jan 1, 2025
This paper applies a model-based clustering approach (Log-Normal Mixture Model) to continuous RF-EMF monitoring data from the Serbian EMF RATEL network in Novi Sad to characterize temporal exposure patterns. The analysis reports separation of night versus day exposure values and identification of daytime periods…
Magnetic Field Measurement of Various Types of Vehicles, Including Electric Vehicles
Research
RF Safe Research Library
Jan 1, 2025
This exposure assessment measured magnetic fields inside modern Japanese EVs, PHEVs, and ICEVs during actual driving using methods aligned with IEC 62764-1:2022. All measured magnetic flux density values were reported to be below ICNIRP public exposure reference levels. The study mapped in-cabin field sources and…
Low frequency magnetic field exposure and neurodegenerative disease: systematic review of animal studies
Research
RF Safe Research Library
Jan 1, 2025
This systematic review synthesizes animal studies on low frequency magnetic field exposure in relation to neurodegenerative diseases. It reports no support for a causal induction of Alzheimer’s-type neuropathology in naive animals, while noting that evidence is too limited to draw strong conclusions for motor neuron…
13.56 MHz RFID Module - From Application to Process Modelling and Effects on Human Health
Research
RF Safe Research Library
Jan 1, 2025
This paper presents an application and numerical process modelling of a 13.56 MHz RFID module, including how nearby tags/cards and their positioning affect antenna characteristics. It also considers RFID operation near human tissues and discusses potential health impacts from prolonged EMF exposure at 13.56 MHz. The…
A novel approach for assessments of radiofrequency electromagnetic fields exposure in buildings near telecommunication infrastructure
Research
RF Safe Research Library
Jan 1, 2025
This paper proposes a new methodology to better assess indoor RF-EMF exposure in buildings near telecommunication base station antennas by refining measurement-point selection. Implemented in four multi-storey buildings in Natal, Brazil, indoor electric field peaks and averages were reported to be substantially…
Evaluation of Personal Radiation Exposure from Wireless Signals in Indoor and Outdoor Environments
Research
RF Safe Research Library
Jan 1, 2025
This exposure assessment measured personal RF electric field strength in multiple indoor and outdoor micro-environments in Malaysia using an ExpoM-RF 4 meter and modeled exposure with machine learning (FCNN, XG Boost) and linear regression. Reported exposures were usually below the stated public limit (61.4 V/m), but…
Auto-Induced Downlink Radiofrequency Electromagnetic Field Exposure at 3.5 GHz With Focusing Near the Head
Research
RF Safe Research Library
Jan 1, 2025
This exposure-assessment study uses FDTD simulations to evaluate auto-induced downlink RF-EMF exposure at 3.5 GHz when downlink energy is focused toward user equipment near the head. Exposure varied substantially by device position (ear, eyes, nose) and by the precoding technique used. The authors report that the…
Protective effects of quercetin against 3.5 GHz RF radiation-induced thyroid dysfunction and oxidative stress in rats
Research
RF Safe Research Library
Jan 1, 2025
This rat study examined repeated 3.5 GHz RF exposure (2 hours/day, 5 days/week for 30 days) and thyroid-related outcomes, with and without quercetin. The abstract reports altered thyroid hormones (lower T3/T4, higher TSH) and increased oxidative stress in thyroid tissue after RF exposure. Quercetin appeared partially…
Rapid Deployment of 5G Wireless Communication and Risk Assessment on Human Health: Quid Novi?
Research
RF Safe Research Library
Jan 1, 2025
This review discusses the rapid deployment of 5G and the associated debate about potential human health impacts from EMF exposure, particularly at 3.5–26 GHz including millimeter waves. It emphasizes limited published studies in these exposure ranges and highlights EU-funded initiatives and research consortia aimed…
Epidemiological criteria for causation applied to human health harms from RF-EMF exposure: Bradford Hill revisited
Research
RF Safe Research Library
Jan 1, 2025
This paper is a commentary reviewing how Bradford Hill’s epidemiological criteria can be applied to multidisciplinary evidence on RF-EMF exposure and adverse health effects. It reports that systematic reviews and meta-analyses in this area often reach substantially different conclusions, and argues that key…
Deduction of Extrapolation Factors in Realistic Scenarios for In-Situ Assessment of 5G Base Stations
Research
RF Safe Research Library
Jan 1, 2025
This conference paper examines extrapolation factors used for in-situ EMF exposure assessment of 5G base stations in realistic indoor and outdoor scenarios. Using both frequency-selective and code-selective measurement approaches under varying traffic conditions, it reports substantial variability in extrapolated…
An approach for annual analysis of EMF exposure in highly sensitive areas of kindergartens and schools
Research
RF Safe Research Library
Jan 1, 2025
This paper proposes a time-averaging approach for analyzing long-term EMF exposure using time-series data from three sensors in a regulatory monitoring network. Sensors were installed at two kindergartens and one elementary school, and analyses reported daily/weekly patterns, differences between weekdays and…
Electromagnetic fields regulate iron metabolism: From mechanisms to applications
Research
RF Safe Research Library
Jan 1, 2025
This review synthesizes evidence that electromagnetic field (EMF) exposure is associated in the literature with changes in systemic and cellular iron metabolism, with reported effects varying by EMF parameters, exposure duration, and biological context. It proposes mechanistic pathways involving iron-containing…
Analyzing the Impact of Occupational Exposures on Male Fertility Indicators: A Machine Learning Approach
Research
RF Safe Research Library
Jan 1, 2025
This occupational epidemiology study used machine learning to evaluate whether workplace exposures (including magnetic and electric fields, vibration, noise, and heat stress) predict male reproductive indicators in 80 workers. The models and explainable AI outputs highlighted magnetic and electric field exposures and…