Archive

372 posts

Showing results for: TEM

Flora and fauna: how nonhuman species interact with natural and man-made EMF at ecosystem levels and public policy recommendations

Research RF Safe Research Library Jan 1, 2025

This review discusses how increasing ambient nonionizing EMF (0–300 GHz), particularly RF from modern wireless technologies and satellites, may affect flora and fauna at ecosystem levels. It states that many nonhuman species rely on electro/magneto-reception and that even low-intensity EMF exposures are capable of…

Evidence on RF-EMF and cancer in animals misjudged: methodological and analytical flaws in the Mevissen et al. systematic review

Research RF Safe Research Library Jan 1, 2025

No abstract was provided. From the title and supplied overview, this paper critiques the Mevissen et al. systematic review on RF-EMF exposure and cancer in animal studies, asserting that methodological and analytical flaws led to misjudgment of the evidence. The provided text frames the topic as requiring careful…

Methodologically solid and analytically rigorous: the evaluations of our systematic review on RF-EMF and animal cancer are reliable

Research RF Safe Research Library Jan 1, 2025

No abstract is available in the provided material. From the title, the article appears to defend or affirm the methodological rigor and reliability of evaluations in the authors' systematic review on RF-EMF exposure and animal cancer. Specific results regarding carcinogenic effects are not stated in the provided text.

Assessment of Electromagnetic Field Exposure from Multiple Sources Simultaneously in the High- Frequency Range Based on Safety Standards

Research RF Safe Research Library Jan 1, 2025

This conference paper proposes a method to assess combined EMF exposure from multiple simultaneous high-frequency sources using a normalized exposure ratio based on ICNIRP 2020 guidelines. It emphasizes a current gap in standardized absorbed power density (Sab) measurement above 10 GHz and proposes incident power…

Model Variability in Assessment of Human Exposure to Radiofrequency Fields

Research RF Safe Research Library Jan 1, 2025

This review examines how variability in computational dosimetry models affects assessment of human RF exposure from MHz to terahertz frequencies, focusing on SAR, absorbed power density, and temperature rise. It reports that anatomical scaling and model choices can drive meaningful differences in predicted SAR…

Time-Dependence Effect of 2.45 GHz RF-EMR Exposure on Male Reproductive Hormones and LHCGR

Research RF Safe Research Library Jan 1, 2025

This animal study exposed male Sprague Dawley rats to 2.45 GHz Wi-Fi for varying daily durations over eight weeks and assessed reproductive hormones and LHCGR expression. Serum LH and testosterone did not differ significantly from controls, but LHCGR mRNA increased with longer exposure and LHCGR protein showed…

Radiofrequency radiation-induced gene expression

Research RF Safe Research Library Jan 1, 2025

This review summarizes studies reporting radiofrequency radiation (RFR)-associated changes in gene expression across biological systems. Reported affected genes relate to cellular stress responses, oxidative processes, apoptosis, DNA damage detection/repair, protein repair, and neural function regulation. The authors…

Transition Pathways Towards Electromagnetic Sustainability in the Built and Lived Environment

Research RF Safe Research Library Jan 1, 2025

This paper discusses electromagnetic (EM) fields as an environmental health and sustainability issue in the built and lived environment, particularly with expanding ICT and energy systems. It reports conducting a literature review and EM field audits in three locations across two cities in Canada and the UK to…

Effect of Electromagnetic Field on Oral Tissues: A Narrative Review

Research RF Safe Research Library Jan 1, 2025

This narrative review explores potential links between EMF exposure, metallic or mixed-metal dental restorations, and reported systemic and neurological symptoms despite normal diagnostic findings. It discusses hypothesized quantum-biological mechanisms (including spin dynamics and radical-pair mechanisms) that could…

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…

Thermal and SAR-Based Limits for Human Skin Exposed to Terahertz Radiation

Research RF Safe Research Library Jan 1, 2025

This conference paper uses COMSOL Multiphysics simulations to evaluate thermal and SAR-based exposure limits for modeled human skin exposed to terahertz radiation (0.1–5 THz). The authors report negligible temperature increases at power densities consistent with keeping SAR below 1.6 W/kg, but note that higher power…

The WHO-commissioned systematic reviews on health effects of radiofrequency radiation provide no assurance of safety

Research RF Safe Research Library Jan 1, 2025

This paper evaluates and critiques 12 WHO-commissioned systematic reviews and meta-analyses on RF-EMF health effects across outcomes including cancer and reproductive endpoints. It argues that serious methodological flaws and limitations in the WHO reviews prevent them from providing assurance of safety for cell…

Radiofrequency regulates the BET-mediated pathways in radial glia differentiation in human cortical development

Research RF Safe Research Library Jan 1, 2025

This in vitro study reports that radiofrequency (RF) exposure in the 800–2,400 MHz range modulates differentiation pathways in human cortical organoids derived from embryonic stem cells. RF exposure is described as maintaining radial glia stem cell identity and delaying differentiation, alongside induction of…

Dosimetric Electromagnetic Safety of People With Implants: A Neglected Population?

Research RF Safe Research Library Jan 1, 2025

This dosimetric study evaluated whether existing EM safety guidelines protect individuals with conductive implants by assessing implant-related local field enhancements. Across 10 kHz to 1 GHz, the authors report large increases in psSAR10mg and local electric fields near implants, particularly below 100 MHz. In…

Numerical analysis of the thermal effects on adult with brain pacemaker implantation exposed to WIFI antennas

Research RF Safe Research Library Jan 1, 2025

This numerical study modeled RF exposure from WiFi/5G-type antennas near a 3D brain model with implanted brain pacemakers relevant to Parkinson’s disease. SAR and temperature increases were reported to remain below ICNIRP 2020 limits across modeled conditions, with maxima at a 90° antenna-to-brain angle. Despite…

A Systematic Review of the Impact of Electromagnetic Waves on Living Beings

Research RF Safe Research Library Jan 1, 2025

This PRISMA-adherent systematic review searched PubMed, Scopus, and the Cochrane Library for studies (2017–2024) on physiological or behavioral responses to EMF exposure, emphasizing studies reporting harmful or concerning effects. Across 24 included studies (human non-randomized, in vitro, and animal), the review…

Systematic reviews and meta-analyses for the WHO assessment of health effects of exposure to radiofrequency electromagnetic fields, an introduction

Research RF Safe Research Library Jan 1, 2025

This editorial introduces a special issue supporting the WHO assessment of health effects from RF-EMF exposure, based on nine protocols and twelve systematic reviews developed over four years by more than 80 experts. It summarizes that human evidence for major cancers was moderate-certainty for no or only small…

Altered development in rodent brain cells after 900 MHz radiofrequency exposure

Research RF Safe Research Library Jan 1, 2025

This animal and in vitro study examined non-thermal 900 MHz RF-EMF exposure during prenatal and postnatal development at 0.08 and 0.4 W/kg SAR. The authors report changes consistent with altered neurodevelopment, including reduced BDNF, reduced in vivo cell proliferation, and disrupted synaptic balance in rat pup…

Navigating Environmental Crossroads: Pesticides, Bee Pollinators, and the Wireless Revolution

Research RF Safe Research Library Jan 1, 2025

This article summarizes a webinar series and frames pesticides and wireless radiation as concurrent environmental health crises affecting ecosystems and public health. It asserts that evidence is building for adverse effects of EMF/wireless radiation in humans, animals, and bees, including “high-certainty links”…

Assessment of spatial-average absorbed power density and peak temperature rise in skin model under localized electromagnetic exposure

Research RF Safe Research Library Jan 1, 2025

This numerical dosimetry study modeled localized RF exposure (3–30 GHz) in multi-layer human skin constructs including skin, fat, and muscle, with an added synthetic blood vessel model. Vascular modeling had negligible impact on peak spatial-averaged absorbed power density and a modest impact on peak temperature rise…

In situ electric field dosimetry analysis for powerline frequency peripheral nerve magnetic stimulation

Research RF Safe Research Library Jan 1, 2025

This study used computational dosimetry to analyze induced electric fields in a realistic human body model for a 60 Hz magnetic-field exposure system targeting the leg. Simulations indicated high EF intensities in several leg nerves and modeled conditions consistent with possible peripheral nerve stimulation. The MRG…

Combined effects of constant temperature and radio frequency exposure on Aedes mosquito development

Research RF Safe Research Library Jan 1, 2025

This laboratory study tested combined effects of constant temperature and RF exposure on development of Aedes aegypti and Aedes albopictus from hatching to adult emergence. Temperature was reported as the primary determinant of developmental timing, with optimal development around 302C. RF exposure (900 MHz and 18…

Magnetic effects in biology: Crucial role of quantum coherence in the radical pair mechanism

Research RF Safe Research Library Jan 1, 2025

This theoretical biophysics study models the radical pair mechanism as an open quantum system to derive an explicit dependence of magnetic-field effects on the spin coherence relaxation time (τ) and chemical kinetics (k). It reports a condition under which RPM effects become significant and estimates τ in…

Impact of Radiofrequency Electromagnetic Fields on Cardiac Activity at Rest: A Systematic Review of Healthy Human Studies

Research RF Safe Research Library Jan 1, 2025

This systematic review evaluated evidence on RF-EMF exposure and cardiac activity (heart rate and heart rate variability) in healthy humans at rest. Across 28 studies spanning 100 to 110,000 MHz and exposures from minutes to a week, most studies reported no significant effects on resting heart rate, and HRV findings…

Comparative Analysis of Beamforming Techniques and Beam Management in 5G Communication Systems

Research RF Safe Research Library Jan 1, 2025

This engineering paper reviews and classifies beamforming techniques in 5G New Radio and examines beam management procedures at Layer 1 and Layer 2. It analyzes the spectral spectrogram of Synchronization Signal Blocks (SSBs) to illustrate how configuration parameters influence spectral occupancy and…

← Prev Page 4 / 15 Next →