Conceptualization and Realization of a Vibrating Intrinsic Reverberation Chamber for Plant Exposure to Radio Frequency Electromagnetic Fields.
Research
RF Safe Research Library
Jan 1, 2025
This paper describes the design and validation of a vibrating intrinsic reverberation chamber (VIRC) placed inside a walk-in plant growth chamber to enable controlled RF-EMF exposure studies with real-time electric-field monitoring. The authors report that the field in the VIRC is stable and statistically uniform…
RF-EMF exposure in the transition to 5G: A multi-dimensional measurement campaign in the Peloponnese Region of Greece.
Research
RF Safe Research Library
Jan 1, 2025
This paper reports a year-long, frequency-selective RF-EMF measurement campaign (July 2023–June 2024) in the Peloponnese Region of Greece during the transition to 5G. The authors report that all measured electric field values were well below Greek safety limits, with the maximum ground-level value about 18× lower…
Comparing the Activity of Peripheral Blood Mononuclear Cells Frozen Under Electromagnetic Field Freezing and Standard Slow-Freezing.
Research
RF Safe Research Library
Jan 1, 2025
This study compares PBMC cryopreservation using an electromagnetic field (EMF) freezer versus standard slow-freezing (SLF). It reports equivalent viable cell number, viability, and cell activity between methods. EMF freezing required substantially less time (0.25 h vs 3 h), which may improve operational efficiency by…
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…
Modeling Radiofrequency Electromagnetic Field Wearable Distributed (Multi-Location) Measurements System for Evaluating Electromagnetic Hazards in the Work Environment.
Research
RF Safe Research Library
Jan 1, 2025
This engineering study modeled and tested a distributed wearable RF EMF measurement approach intended to reduce body-proximity effects on personal exposure meter readings. Numerical simulations covered 24 far-field wireless exposure scenarios (100–3600 MHz), and physical tests with three probes were also performed.…
Optimal Frequency for Cranial Electromagnetic Field Stimulation.
Research
RF Safe Research Library
Jan 1, 2025
This prospective clinical study measured brain electromagnetic field (EMF) patterns in 10 adult patients with traumatic or atraumatic brain injury using a noninvasive 20-sensor helmet within 24 hours of presentation. Using FFT-based analysis, the authors report several targeted frequencies of interest between 5.2 and…
The use of different exposure metrics in the research about the health impacts of electromagnetic fields
Research
RF Safe Research Library
Jan 1, 2024
This policy brief focuses on how RF-EMF exposure should be quantified in health research, emphasizing the role of near-field sources and proposing cumulative dose (J/kg/day) as a health-relevant metric. It reports mean cumulative dose estimates of 0.29 J/kg/day for the whole body and 0.81 J/kg/day for the brain. The…
Temporal Change of Outdoor Rf-Emf Levels Four in European Countries: A Microenvironmental Measurement Study
Research
RF Safe Research Library
Jan 1, 2024
This microenvironmental measurement study assessed temporal trends in outdoor RF-EMF exposure from 2016 to 2023 in four European countries using repeated walking-route measurements with exposimeters. The abstract reports that data did not suggest significant changes in mobile base station (downlink) exposure over…
Effects of Corm Treatment with Cold Plasma and Electromagnetic Field on Growth and Production of Saffron Metabolites in .
Research
RF Safe Research Library
Jan 1, 2024
This study assessed pre-sowing treatment of saffron corms with cold plasma, vacuum, and an electromagnetic field (5 min) and measured effects on sprouting, growth, and stigma metabolites. EMF treatment did not affect corm viability and showed neutral or slightly positive growth effects, including increased flower…
Comparison of a radiofrequency electric and magnetic field source-based job-exposure matrix with personal radiofrequency exposure measurements.
Research
RF Safe Research Library
Jan 1, 2024
This study compared historical occupational RF-EMF exposure estimates from the INTEROCC RF job-exposure matrix (RF-JEM) with recent personal RF-EMF measurements from the OccRF-Health study in two countries. Agreement between the two approaches was poor for both exposure prevalence and 8-hour time-weighted average…
Comprehensive Analysis of Magnetic Flux Density and RF-EMF Exposure in Electric Buses: A Case Study from Samsun, Turkey.
Research
RF Safe Research Library
Jan 1, 2024
This case study measured magnetic flux density and RF-EMF on electric buses on two routes in Samsun, Turkey, across different driving conditions and times of day. It reports route- and condition-dependent variability in magnetic fields, with braking associated with higher readings on one route, and lower overall…
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…
50 Hz Temporal Magnetic Field Monitoring from High-Voltage Power Lines: Sensor Design and Experimental Validation.
Research
RF Safe Research Library
Jan 1, 2024
This paper describes the design, calibration, and experimental validation of a low-cost tri-axial sensor for monitoring 50 Hz magnetic fields from high-voltage power lines. The sensor was calibrated on-board and in-lab against a narrowband EHP-50 benchmark and then verified in situ at two locations, with reported…
Seed Treatment with Cold Plasma and Electromagnetic Field: Changes in Antioxidant Capacity of Seedlings in Different (L.) H. Karst Half-Sib Families.
Research
RF Safe Research Library
Jan 1, 2024
This study evaluated whether seed treatment with cold plasma or an electromagnetic field can alter antioxidant capacity in Norway spruce seedlings across ten half-sib families. The abstract reports that responses varied substantially by genetic family and seedling age, with some families showing increased antioxidant…
Improved assessment of radiofrequency electromagnetic field power deposition near orthopaedic device using a bone-inclusive ASTM phantom under 1.5T and 3T MRI.
Research
RF Safe Research Library
Jan 1, 2024
This engineering/simulation study proposes a bone-inclusive ASTM phantom to improve assessment of RF power deposition near orthopaedic implants during 1.5 T and 3 T MRI. Using numerical simulations across multiple implant families, the authors report better correlation of peak 1 g SAR near implants with anatomically…
In Situ Assessment of Uplink Duty Cycles for 4G and 5G Wireless Communications.
Research
RF Safe Research Library
Jan 1, 2024
This exposure assessment measured in situ smartphone uplink duty cycles for 4G LTE and 5G NR across six voice, video, and data use cases. Measurements were taken at ten positions near a 4G and 5G base-station site in Belgium. Reported duty cycles varied by application, with some use cases showing low-to-moderate duty…
Integrated influence of sulfide modification on the reactivity of nanoscale zero-valent iron towards decabromodiphenyl ether under an electromagnetic field.
Research
RF Safe Research Library
Jan 1, 2024
This laboratory/engineering study examined how sulfide modification of nanoscale zero-valent iron interacts with an electromagnetic field to degrade decabromodiphenyl ether. The combined sulfidation+EMF condition reportedly increased the specific reaction rate constant by 7–10× versus nZVI alone. The abstract…
Heating of metallic orthodontic devices during anti-aging treatment with vacuum and electromagnetic fields: In vitro study.
Research
RF Safe Research Library
Jan 1, 2024
This in vitro study evaluated heating of metallic orthodontic brackets/wires during an anti-aging treatment combining vacuum and electromagnetic fields (V-EMF). Using 20 resin-mouth setups covered with porcine muscle tissue, both beta-titanium and nickel-titanium wire groups showed about a 1.1°C temperature rise by…
Comment on Redmayne, M.; Maisch, D.R. ICNIRP Guidelines' Exposure Assessment Method for 5G Millimetre Wave Radiation May Trigger Adverse Effects. 2023, , 5267.
Research
RF Safe Research Library
Jan 1, 2023
This commentary critiques a prior paper claiming that Brillouin precursors from 5G NR and other cellular systems could cause tissue damage deeper than the carrier-frequency penetration depth. It states that the original Brillouin precursor theory was based on nanosecond ultrawide-band RF pulses in water and that this…
Personal exposure to radiofrequency electromagnetic fields in various occupations in Spain and France.
Research
RF Safe Research Library
Jan 1, 2023
This study conducted personal full-shift RF-EMF measurements in 333 workers across 46 occupations in Spain and France. Most 1-second measurements of electric and magnetic fields were below the device detection limit (≥1% of 1998 ICNIRP standards), though many workers had at least one detectable reading. A small…
A Novel and Versatile Microfluidic Device for Cell Assays under Radio Frequency Exposure.
Research
RF Safe Research Library
Jan 1, 2023
This in vitro study describes a microfluidic device integrated with a radiofrequency exposure system to enable on-chip monitoring of cellular responses under a 1.8 GHz field. Using human amniotic epithelial cells, the authors report field-intensity-associated increases in protrusions/filopodia, changes in…
Electromagnetic Fields Literature Analysis for Precision Medicine.
Research
RF Safe Research Library
Jan 1, 2023
This paper describes a literature-mining analysis of more than 30,000 EMF-related publications to extract genes, diseases, and molecular mechanisms linked to EMF exposure across six EMF subsets. The authors report identifying 3,653 unique disease MeSH terms and 9,966 unique genes, including 4,340 human genes. The…
The effects of RF coils and SAR supervision strategies for clinically applicable nonselective parallel-transmit pulses at 7 T.
Research
RF Safe Research Library
Jan 1, 2023
This engineering study evaluated how different 7T parallel-transmit head coils and SAR supervision strategies affect nonselective pTx pulse design for a 3D-MPRAGE sequence. It reports that FOCUS pulses were more robust than universal pulses when applied across different coils, and that FOCUS inversion pulses…
An Out-of-Phase Wireless Power Transfer System for Implantable Medical Devices to Reduce Human Exposure to Electromagnetic Field and Increase Power Transfer Efficiency.
Research
RF Safe Research Library
Jan 1, 2022
This engineering study proposes an out-of-phase coupled wireless power transfer system for implantable medical devices intended to reduce electromagnetic field exposure in the tissue region between transmitting and receiving coils. The authors report, via simulation and measurements, lower EMF and higher power…
Evaluating the Intrinsic Electromagnetic Field Generated by Neurons From Repetitive Motor Activities in Humans With a Non-contact Non-invasive Electromagnetic Helmet.
Research
RF Safe Research Library
Jan 1, 2022
This study reports a non-contact, non-invasive helmet system intended to measure intrinsic electromagnetic fields generated by the human brain during stereotyped motor tasks. Volunteers performed repetitive tapping, and the authors report discernible wave changes compared with rest and baseline measurements without a…