Measurement of Outdoor Micro-Environmental Radio Frequency Electromagnetic Field Exposure Levels in Daily Life Using a Portable Measurement Device
Research
RF Safe Research Library
Jan 1, 2026
This exposure assessment measured outdoor micro-environment RF-EMF levels in daily-life settings across urban and suburban locations in Japan using a portable device (50 MHz–6 GHz) with GPS. Reported exposure levels were higher in urban areas, with railway stations showing the highest levels among the environments…
Analysis of Actual Transmitted Power from Hundreds of 5G FR2 Radio Base Stations over One Month in Urban Areas in Japan
Research
RF Safe Research Library
Jan 1, 2025
This exposure/compliance assessment study collected 5- and 30-minute transmitted power data over one month from more than 400 5G FR2 beamforming base stations in urban Japan to evaluate the IEC 62232:2025 “actual maximum approach.” All measured transmitted powers were below configured maxima, with 30-minute averaged…
Differential metabolic responses of mouse Leydig and spermatogonia cells to radiofrequency electromagnetic field exposure
Research
RF Safe Research Library
Jan 1, 2025
This in vitro study used LC-MS metabolomics to assess how continuous versus intermittent RF-EMF irradiation affects mouse Leydig (TM3) and spermatogonia (GC-1) cells. The authors report stronger metabolic disturbances in TM3 cells under continuous exposure, including changes in amino acid and glutathione-related…
3.5GHz radiofrequency electromagnetic fields (RF-EMF) on metabolic disorders in Drosophila melanogaster
Research
RF Safe Research Library
Jan 1, 2025
This animal study used metabolomics to assess metabolic changes in male Drosophila melanogaster exposed to 3.5 GHz RF-EMF at 0.1, 1, and 10 W/m². It reports disruptions in four metabolic pathways and 34 differential metabolites, with significant decreases in several metabolites including GABA, glucose-6-phosphate,…
Associations between Individual and Geospatial Characteristics and Power of 4G Signals Received by Mobile Phones
Research
RF Safe Research Library
Jan 1, 2025
This exposure assessment study analyzed smartphone-logged 4G LTE RSSI and GPS data from adults in France to identify determinants of downlink signal strength. RSSI varied with geospatial factors (distance to antennas, antenna density, urbanicity) and time of day, and was also influenced by technical smartphone…
Dual Evaluation and Spatial Analysis of RF-EMF Exposure in 5G: Theoretical Extrapolations and Direct Measurements
Research
RF Safe Research Library
Jan 1, 2025
This exposure assessment study evaluated 5G RF-EMF exposure using both theoretical extrapolations and direct measurements in semiurban and urban settings, including a campus case study. Measured and extrapolated exposure levels were reported to be within ICNIRP recommended limits, even under high network data demand.…
5G RF EMF Spectral Exposure Assessment in Four European Countries
Research
RF Safe Research Library
Jan 1, 2025
This exposure assessment used 146 indoor and outdoor spot measurements in 2023 across Belgium, Switzerland, Hungary, and Poland to characterize 5G (3.6 GHz) and cumulative RF EMF incident power density in public spaces and educational institutions. Reported maximum 5G-specific incident power density was 10.4 mW/m2…
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…
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…
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…
Influence of geomagnetic disturbances on myocardial infarctions in women and men from Brazil
Research
RF Safe Research Library
Jan 1, 2025
This ecological analysis used a public health database of myocardial infarction admissions in São José dos Campos, Brazil (1998–2005) and categorized geomagnetic activity using the planetary Kp index. The abstract reports a higher relative frequency of MI admissions during disturbed geomagnetic conditions compared…
Sleep and Arousal Hubs and Ferromagnetic Ultrafine Particulate Matter and Nanoparticle Motion Under Electromagnetic Fields: Neurodegeneration, Sleep Disorders, Orexinergic Neurons, and Air Pollution in Young Urbanites
Research
RF Safe Research Library
Jan 1, 2025
This review/overview argues that ultrafine particulate matter and industrial nanoparticles can reach the brain and accumulate in sleep and arousal regulatory regions, including orexinergic neuron hubs. It reports that ferromagnetic particles in these regions show motion responsive to low-intensity electromagnetic…
Assessing EMF Exposure in Greek Urban and Suburban Areas During 5G Deployment: A Focus on 5G EMF Levels and Distance Correlation
Research
RF Safe Research Library
Jan 1, 2025
This exposure assessment reports 400 ground-level electric field measurements in Greek urban and suburban areas during 5G deployment. It finds that 4G contributes most to overall measured EMF exposure, while 5G currently contributes less. The study reports an inverse relationship between 3.5 GHz EMF levels and…
RF-EMF exposure assessment with add-on uplink exposure sensor in different microenvironments in seven European countries
Research
RF Safe Research Library
Jan 1, 2025
This exposure assessment study introduces a cost-efficient add-on sensor attached to a smartphone to quantify auto-induced uplink RF-EMF transmission across 100–6000 MHz in multiple microenvironments. Activity-based surveys were conducted in seven European countries under non-user, maximum downlink, and maximum…
Comprehensive Measurement-Based Assessment of Downlink RF-EMF Exposure in Urban Environments: Multi-Method Analysis and Intercomparison.
Research
RF Safe Research Library
Jan 1, 2025
This study reports a measurement-based assessment of outdoor downlink RF-EMF exposure in a French city using drive testing, spot measurements, and a streetlamp-mounted sensor network. The authors report good agreement across methods and correlations between smoothed drive-test data, spot measurements, and base…
A Decision Support System for Managing Health Symptoms of Living Near Mobile Phone Base Stations
Research
RF Safe Research Library
Jan 1, 2024
This analytical study evaluated machine learning models (SVM and Random Forest) to predict health symptoms in adults living near mobile phone base stations. The SVM model reportedly achieved high predictive performance for headache, sleep disturbance, dizziness, vertigo, and fatigue, and outperformed Random Forest…
Evaluation of electric field (E) exposure levels and its relationship with the sleep quality of residents around the BTS antennas in Sabzevar, Iran.
Research
RF Safe Research Library
Jan 1, 2024
This study measured RF electric field exposure around BTS antennas in Sabzevar, Iran across multiple times and distances, and assessed residents' sleep quality. E-field levels varied by time, distance, and suburban versus downtown location, while microenvironment differences were not significant. Sleep quality…
Health disturbances and exposure to radiofrequency electromagnetic fields from mobile-phone base stations in French urban areas.
Research
RF Safe Research Library
Jan 1, 2021
This cross-sectional survey in five French cities assessed whether measured RF-EMF exposure from mobile-phone base stations was associated with self-reported non-specific and insomnia-like symptoms among residents living within 250 m of a base station. Overall, measured base-station exposure was not associated with…
3D GIS for surface modelling of magnetic fields generated by overhead power lines and their validation in a complex urban area.
Research
RF Safe Research Library
Jan 1, 2021
This paper presents a 3D GIS approach to model magnetic fields from overhead high-voltage power lines while accounting for terrain relief and cable catenary. The model was validated against extensive field measurements in two complex urban environments and showed good agreement with measured values, though accuracy…
A statistical analysis for RF-EMF exposure levels in sensitive land use: A novel study in Greek primary and secondary education schools.
Research
RF Safe Research Library
Jan 1, 2020
This exposure assessment estimated mean RF-EMF levels in Greek primary and secondary schools located in urban environments. Using a random sample of 492 schools, the reported mean electric field strength across 27 MHz–3 GHz was 0.42 V/m with a 95% CI of 0.4024–0.4395 V/m. The authors conclude the measured levels were…
EXTREMELY LOW FREQUENCY ELECTROMAGNETIC FIELD EXPOSURE MEASUREMENT IN THE VICINITY OF WIND TURBINES.
Research
RF Safe Research Library
Jan 1, 2020
This exposure assessment measured extremely low frequency magnetic fields near 22 wind turbines in two wind farms in Greece using a Narda NBM-550 with an EHP-50F probe and processing aligned with the 2013/35/EU Directive. Mean magnetic field intensity at the turbine base was reported as low (0.146 µT) and declined to…
Characterisation of spatial and temporal variability of RF-EMF exposure levels in urban environments in Flanders, Belgium.
Research
RF Safe Research Library
Jan 1, 2019
This exposure-assessment study used on-body calibrated personal exposimeters to characterize spatial and temporal variability of personal RF-EMF exposure across microenvironments in five cities in Flanders, Belgium. Brussels showed the highest mean total exposure, while Antwerp had higher downlink exposure than…
Comparison of radiofrequency electromagnetic field exposure levels in different everyday microenvironments in an international context.
Research
RF Safe Research Library
Jan 1, 2018
This exposure assessment quantified RF-EMF levels using portable, high-sampling-rate devices across 94 outdoor microenvironments and 18 public transport vehicles in six countries. Mean outdoor exposure ranged from 0.23 to 1.85 V/m, and public transport exposure ranged from 0.32 to 0.86 V/m. Exposure varied…
Use of portable exposure meters for comparing mobile phone base station radiation in different types of areas in the cities of Basel and Amsterdam.
Research
RF Safe Research Library
Jan 1, 2014
This exposure assessment study used portable exposure meters to characterize variability and repeatability of mobile phone base station RF-EMF measurements in urban areas of Basel and Amsterdam. Reported exposure levels varied by area type and city, with downtown/business areas showing higher ranges than residential…
A pilot neighborhood study towards establishing a benchmark for reducing electromagnetic field levels within single family residential dwellings.
Research
RF Safe Research Library
Jan 1, 2014
This pilot study reports EMF field audits in 29 single-family residential dwellings in an urban Toronto neighborhood, measuring RF, power-frequency electric and magnetic fields, and high-frequency voltage transients. The authors frame EMF as an indoor pollutant and note a lack of international consensus on exposure…