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…
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…
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…
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…
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…
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…
Exposure to 26.5 GHz, 5G modulated and unmodulated signal, does not affect key cellular endpoints of human neuroblastoma cells
Research
RF Safe Research Library
Jan 1, 2025
This in vitro study examined whether 26.5 GHz millimeter-wave exposure (continuous wave and 5G-modulated) affects key cellular endpoints in human neuroblastoma cells. Cells were exposed for 3 hours at SAR 1.25 W/kg using a reverberation-chamber system, with assessments including cell cycle and DNA damage. The study…
Electromagnetic fields from mobile phones: A risk for maintaining energy homeostasis?
Research
RF Safe Research Library
Jan 1, 2025
This narrative review discusses low-intensity RF-EMF exposure, primarily from mobile phones, with a focus on thermoregulation and energy homeostasis. It reports that many rodent studies at 900 MHz describe cold-like thermoregulatory and behavioral responses and molecular findings suggestive of WAT browning, while BAT…
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…
The Influence of an Electromagnetic Field at a Radiofrequency of 900 MHz on the Behavior of a Honey Bee
Research
RF Safe Research Library
Jan 1, 2025
This laboratory study examined whether a 900 MHz radiofrequency electromagnetic field (RF-EMF) influences the behavior of newly emerged honey bee workers. Compared with controls, the exposed groups showed behavioral changes, with some parameters showing statistically significant differences seven days after exposure.…
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…
The proliferation rates of HT-1080 human fibrosarcoma cells can be accelerated or inhibited by weak static and extremely low frequency magnetic fields
Research
RF Safe Research Library
Jan 1, 2025
This in vitro study exposed HT-1080 human fibrosarcoma cells for 4 days to weak extremely low frequency magnetic fields (10 μT, 12–33 Hz) superimposed on a 45 μT static field. The authors report frequency- and amplitude-dependent increases or decreases in cell growth, including sharp inversions near 16.5 Hz with…
Impact of magnetic fields from tablets, laptops, smartphones, and household/leisure magnets on cardiac implantable electronic devices
Research
RF Safe Research Library
Jan 1, 2025
This study tested magnetic fields from tablets, laptops, smartphones, and household/leisure magnets against 13 cardiac implantable electronic device (CIED) models to assess magnet mode activation. It reports that these consumer devices can trigger magnet mode when in close proximity, with median activation distances…
SAR Estimations in a Classroom with Wireless Computers
Research
RF Safe Research Library
Jan 1, 2025
This study simulated 1 g and 10 g peak spatial SAR (psSAR) in classroom settings where each student uses a Wi‑Fi laptop at 2.45 GHz and 100 mW. Maximum simulated psSAR values were reported to be below ICNIRP and IEEE recommended limits, but desk spacing and multi-user configurations could substantially increase psSAR…
Bus-exposure matrix, a tool to assess bus drivers' exposure to physicochemical hazards
Research
RF Safe Research Library
Jan 1, 2025
This paper describes the development of a Bus-Exposure Matrix (BEM) to retrospectively estimate Swiss bus drivers’ exposures to 10 physicochemical hazards, including electric and magnetic fields. Measurements in representative buses were combined with technical inventories and INLA modeling to estimate annual…
Human achromatic flickers and phosphenes thresholds under extremely low frequency electric stimulations
Research
RF Safe Research Library
Jan 1, 2025
This study estimated thresholds and locus for human phosphene perception during non-invasive transcranial alternating current stimulation at 20, 50, 60, and 100 Hz. Perception depended significantly on stimulation intensity, with the lowest threshold at 20 Hz and no reported phosphenes at 100 Hz. The authors report…
Effects of Polarized Coherent Microwaves Modulated at Extremely Low Frequencies
Research
RF Safe Research Library
Jan 1, 2025
This review-style text discusses polarized, coherent microwaves that are modulated and pulsed at extremely low frequencies (ELF) and suggests these characteristics may increase biological interactions. It emphasizes that intensity variability and ELF modulation are important for understanding EMF–biology…
A comprehensive mechanism of biological and health effects of anthropogenic extremely low frequency and wireless communication electromagnetic fields
Research
RF Safe Research Library
Jan 1, 2025
This narrative review discusses biological mechanisms and reported health effects of anthropogenic extremely low frequency (ELF) and wireless communication (WC) electromagnetic fields. It highlights oxidative stress and DNA damage as key mechanistic endpoints and proposes an IFO-VGIC pathway linking EMF exposure to…
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…
Skin Fibroblasts from Individuals Self-Diagnosed as Electrosensitive Reveal Two Distinct Subsets with Delayed Nucleoshuttling of the ATM Protein in Common
Research
RF Safe Research Library
Jan 1, 2025
This study reports on 26 adults self-diagnosed with electromagnetic hypersensitivity (EHS) who provided skin biopsies to generate primary fibroblast lines. The authors describe two EHS subsets based on questionnaire and DNA damage-related measures, and report delayed ATM nucleoshuttling after X-ray exposure in all…