Numerical Analysis of Human Head Exposure to Electromagnetic Radiation Due to 5G Mobile Phones
Research
RF Safe Research Library
Jan 1, 2025
This conference paper uses numerical simulations to evaluate near-field exposure and thermal effects in a detailed human head model from a realistic 5G mobile phone operating at 26 GHz. The preliminary modeling suggests moderate, localized temperature increases in superficial tissues. The authors emphasize the need…
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,…
Temporal change of outdoor RF-EMF levels in four European countries: a microenvironmental measurement study
Research
RF Safe Research Library
Jan 1, 2025
This microenvironmental measurement study assessed temporal trends in outdoor RF-EMF exposure between 2016 and 2023 in the Netherlands, Switzerland, Belgium, and Spain using harmonized walking-route measurements with exposimeters. The authors report no significant change in mobile base station (downlink) exposure…
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…
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…
Analysis of Human Exposure to Electric and Magnetic Fields While Charging and Driving an Electric Vehicle
Research
RF Safe Research Library
Jan 1, 2025
This paper describes planned experimental measurements of electric and magnetic fields generated by electric vehicles during charging and driving. The abstract emphasizes that occupants can experience notable EMF exposure due to proximity to vehicle electrical systems, while stating that specific health risks in the…
Effect of the radiation emitted from a cell phone on T lymphocytes in mice
Research
RF Safe Research Library
Jan 1, 2025
This mouse study examined whether cell phone radiation affects T lymphocytes over 2–8 weeks of exposure. CD4 and CD8 subset percentages were similar across groups, but after more than six weeks, exposed groups showed increased T-cell apoptosis and reduced transformation rates compared with shams. The study also…
A Prolonged exposure to Wi-Fi Radiation Induces Neurobehavioral Changes and Oxidative Stress in Adult Zebrafish
Research
RF Safe Research Library
Jan 1, 2025
This animal study exposed adult zebrafish to 2.45 GHz Wi‑Fi radiation for 4 hours daily over 30 consecutive days. The authors report neurobehavioral impairments with altered locomotion, alongside decreased acetylcholinesterase and increased brain oxidative stress. They conclude these findings indicate a safety risk…
Investigation of the Effects of 2.45 GHz Near-Field EMF on Yeast
Research
RF Safe Research Library
Jan 1, 2025
This in vitro study exposed yeast suspensions to 2.45 GHz near-field microwave radiation at 2 cm and 4 cm for 20 or 60 minutes. It reports oxidative-stress-related changes (reduced antioxidant activity with increased membrane permeability) after 20 minutes at 2 cm, an effect not reproduced by conventional heating.…
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…
Microleakage of Amalgam Restorations after Exposure to Electromagnetic Fields of a Commercial Hair Dryer: An Ex-Vivo Study
Research
RF Safe Research Library
Jan 1, 2025
This ex-vivo experimental study tested whether electromagnetic fields from a commercial hair dryer affect microleakage of class V dental amalgam restorations in 100 extracted human teeth. Several exposure groups showed significantly higher dye-penetration microleakage scores than the unexposed control, while one…
Perspectives on terahertz honeybee sensing
Research
RF Safe Research Library
Jan 1, 2025
This paper describes measurements and simulations to support terahertz (THz) sensing of European honey bees for environmental monitoring. It reports dielectric characterization of bee body parts across 1–500 GHz, scattering-based validation of 3D-printed bee mockups, and THz imaging demonstrating detailed anatomical…
Greater prevalence of symptoms associated with higher exposures to mobile phone base stations in a hilly, densely populated city in Mizoram, India
Research
RF Safe Research Library
Jan 1, 2025
This cross-sectional study compared 183 higher-exposed residents with 126 matched reference residents and assessed symptoms via questionnaire alongside in-home RF-EMF power density measurements from mobile phone base stations. Higher exposure (including proximity within 50 m and power densities of 5–8 mW/m2) was…
Trends in Malignant and Benign Brain Tumor Incidence and Mobile Phone Use in the U.S. (2000-2021): A SEER-Based Study
Research
RF Safe Research Library
Jan 1, 2025
This SEER-based ecological study examined U.S. trends (2000–2021) in malignant and benign brain tumor incidence and compared them with national mobile phone subscription trends. Malignant brain tumor incidence in adolescents and adults declined slightly, while benign brain tumor incidence increased over time;…
Exposure to radiofrequency electromagnetic fields and IARC carcinogen assessment: Risk of Bias preliminary literature assessment for 10 key characteristics of human carcinogens
Research
RF Safe Research Library
Jan 1, 2025
This review examined experimental literature on whether RF-EMF exposures within ICNIRP (2020) limits affect IARC key characteristics of human carcinogens. It identified 159 articles and found that 38% of in vitro/in vivo measurements reported statistically significant effects, but higher study quality was associated…
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…
Effect of elevation on cumulative radiofrequency exposure from multiple communication towers
Research
RF Safe Research Library
Jan 1, 2025
This exposure assessment measured RF power density across different floors of a high-rise university building using a spectrum analyser and log-periodic antenna. Power density decreased from the ground to the third floor but peaked on the fourth (top) floor. The 900 MHz band showed the highest reported power density…
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…
In-Situ Measurements of Radiofrequency Electromagnetic Fields Measurements Around 5G Macro Base Stations in the UK
Research
RF Safe Research Library
Jan 1, 2025
This exposure assessment performed RF spot measurements in line-of-sight to 56 active 5G macro base stations across 30 publicly accessible UK locations. Power density was measured across 420 MHz–6 GHz under multiple scenarios (background, streaming, downlink speed test, and extrapolated SS-RSRP decoding). Reported…
Histomorphometric study of thyroid tissue in juvenile rats exposed to 5G electromagnetic fields
Research
RF Safe Research Library
Jan 1, 2025
This animal study examined thyroid histomorphometry in juvenile male Wistar rats after 2 weeks of 5G EMF exposure (3.5 GHz, 1.5 V/m). Exposed rats showed larger follicle and colloid areas and a significantly lower Thyroid Activation Index, which the authors interpret as thyroid hypoactivity. The authors suggest this…
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…
Characterization of the Core Temperature Response of Free-Moving Rats to 1.95 GHz Electromagnetic Fields
Research
RF Safe Research Library
Jan 1, 2025
This animal study measured core body temperature in free-moving male and female Sprague Dawley rats during and after 3-hour exposure to 1.95 GHz RF-EMF at multiple whole-body average SAR levels. A measurable thermal response was reported at 4 W/kg, while lower SAR conditions showed smaller or no significant…
Mitigation of 3.5 GHz Electromagnetic Field-Induced BV2 Microglial Cytotoxicity by Polydeoxyribonucleotide
Research
RF Safe Research Library
Jan 1, 2025
This in vitro study exposed BV2 mouse microglial cells to 3.5 GHz EMF for 2 hours and reports reduced cell growth and increased apoptosis alongside oxidative stress and signaling changes. The authors report that ROS generation and activation of JNK-1/2 and p38 MAPK were key events in the observed cytotoxicity.…
The influence of Wi-Fi on the mesonephros in the 9-day-old chicken embryo
Research
RF Safe Research Library
Jan 1, 2025
This animal study examined continual 2.4 GHz Wi‑Fi exposure (200–500 μW/m²) during 9 days of chicken embryo incubation and assessed the mesonephros at day 9. The authors report no adverse effects on general mesonephros development, but describe moderate degenerative changes and vascular congestion without…