An approach for annual analysis of EMF exposure in highly sensitive areas of kindergartens and schools
Research
RF Safe Research Library
Jan 1, 2025
This paper proposes a time-averaging approach for analyzing long-term EMF exposure using time-series data from three sensors in a regulatory monitoring network. Sensors were installed at two kindergartens and one elementary school, and analyses reported daily/weekly patterns, differences between weekdays and…
Electromagnetic wireless remote control of mammalian transgene expression
Research
RF Safe Research Library
Jan 1, 2025
This animal proof-of-concept study describes an engineered nanoparticle–cell interface (EMPOWER) enabling wireless regulation of transgene expression using a 1-kHz magnetic field. Chitosan-coated multiferroic nanoparticles reportedly generate intracellular ROS that activates KEAP1/NRF2 biosensors connected to…
Could electrohypersensitivity be a specific form of high sensory processing sensitivity?
Research
RF Safe Research Library
Jan 1, 2025
This cross-sectional questionnaire study (n=100) examined whether electrohypersensitivity (EHS) overlaps with high sensory processing sensitivity (HSPS). A higher proportion of HSPS was observed among those reporting EHS symptoms, alongside significant differences in anxiety/depression symptomatology and EMF-related…
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…
The Effect of Proximity Sensor & Grip Sensor Use on Specific Absorption Rate (SAR) in Smartphones
Research
RF Safe Research Library
Jan 1, 2025
This engineering study examined how smartphone proximity and grip sensors affect SAR during LTE and 5G NR operation in a 3D measurement environment. The abstract reports that enabling these sensors reduces SAR relative to being turned off, with reductions varying by sensor and frequency. The authors attribute the…
Sensation of electric fields in the Drosophila melanogaster larva
Research
RF Safe Research Library
Jan 1, 2025
This animal study reports that Drosophila melanogaster larvae can sense electric fields and exhibit robust electrotaxis toward the cathode in controlled environments. The authors identify head-tip sensory neurons required for this behavior and report calcium-imaging evidence that Gr66a-positive neurons encode field…
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…
Performance Evaluation and Calibration of Electromagnetic Field (EMF) Area Monitors Using a Multi-Wire Transverse Electromagnetic (MWTEM) Transmission Line.
Research
RF Safe Research Library
Jan 1, 2025
This engineering study evaluates and calibrates an EMF area monitor for the 300 kHz–20 MHz frequency band using a multi-wire transverse electromagnetic (MWTEM) transmission line as a controlled electric-field source. The authors highlight that low-frequency electric-field measurements can be sensitive to boundary…
Validation of Electromagnetic Field Sensor Performance Through Porcine Skulls: Implications for Neurostimulation and Recording Techniques.
Research
RF Safe Research Library
Jan 1, 2025
This animal validation study tested a Mu-metal-shielded helmet system with proprietary induction sensor stimulators for non-invasive recording and stimulation of neural electromagnetic activity through porcine skulls. The authors report that EMFs penetrated the swine skull and that sensor performance remained…
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…
Inflammasome Activation and IL-1β Release Triggered by Nanosecond Pulsed Electric Fields in Murine Innate Immune Cells and Skin
Research
RF Safe Research Library
Jan 15, 2024
This animal and in vitro study examined whether nanosecond pulsed electric fields (200-ns pulses) activate inflammasome signaling after electroporative damage. The authors report ASC aggregation, caspase-1 activation, and IL-1β release in murine macrophages, dendritic cells, and mouse skin in vivo. They also report…
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…
Effects of prenatal mobile phone radiation exposure on MMP9 expression: Implications for inflammation, oxidative stress, and sensory-motor impairment after neonatal hypoxia- ischemia in rats
Research
RF Safe Research Library
Oct 13, 2023
This animal study examined whether prenatal mobile phone RF exposure affects brain injury markers and outcomes after neonatal hypoxia-ischemia in rats. The HI/Exposure group showed higher MMP-9 expression along with increased inflammatory and oxidative stress markers, larger infarct volume and edema, and worse…
The Use of Induction Sensors and Helmet-Based Shielding Technology to Identify Differences in Electromagnetic Fields in Patients With Cranial Neurological Disease Versus Healthy Controls.
Research
RF Safe Research Library
Jan 1, 2023
This observational study used induction sensors with a Mu-metal and copper mesh shielded helmet to measure cortically generated EMFs in patients with cranial neurological disease and compare patterns to previously obtained healthy control data. Fourteen patients (ages 14–81) were analyzed and compared with four…
A Swine Model of Neural Circuit Electromagnetic Fields: Effects of Immediate Electromagnetic Field Stimulation on Cortical Injury.
Research
RF Safe Research Library
Jan 1, 2023
This animal study used non-contact induction sensors and a shielded helmet to measure cortical EMF patterns in a Yucatan miniswine before and after traumatic brain injury induced by controlled cortical impact. The authors report that targeted low-frequency EMF stimulation initiated 20 minutes post-injury was…
A Swine Model of Changes in the Neuronal Electromagnetic Field After Traumatic Brain Injury: A Pilot Study.
Research
RF Safe Research Library
Jan 1, 2023
This pilot swine study evaluated whether non-contact proprietary induction sensors in a Mu-metal/copper mesh helmet can measure endogenous neuronal EMF signals before and after controlled cortical impact traumatic brain injury. The authors report that swine EMF recordings were distinguishable from room noise and…
Consciousness and inward electromagnetic field interactions.
Research
RF Safe Research Library
Jan 1, 2022
This review discusses longstanding EMF theories of mind/brain integration as a potential explanation for unified conscious experience and aspects of the "hard problem" of consciousness. It notes that EMFs are measurable and that correlates have been reported with changes in consciousness, sensory perception, and…
Wearable Antennas for Sensor Networks and IoT Applications: Evaluation of SAR and Biological Effects.
Research
RF Safe Research Library
Jan 1, 2022
This in vitro study evaluated SAR and erythrocyte membrane stability during exposure to a fully textile wearable antenna at 2.41 GHz under realistic (6.3 mW) and conservative (450 mW) input power conditions. It reports 1 g average SARs of 0.5758 W/kg and 41.13 W/kg, respectively. For membrane stability at 6.3 mW,…
Measuring the Electromagnetic Field of Human Subjects Using Induction Sensors and a Shielded Helmet Without the Need for a Shielded Room.
Research
RF Safe Research Library
Jan 1, 2022
This study evaluated whether a lightweight Mu-metal and copper mesh shielded helmet with EMF channels could reduce external electromagnetic interference enough to measure cortically generated EMF using non-contact induction sensors without a shielded room. In five volunteers performing motor, verbalization, and…
Measuring the Electromagnetic Field of the Human Brain at a Distance Using a Shielded Electromagnetic Field Channel.
Research
RF Safe Research Library
Jan 1, 2022
This study describes a non-contact, non-invasive method to measure electromagnetic activity attributed to the human brain using a lightweight helmet and a shielded EMF channel around a sensor. Volunteers performed metronome-synchronized tasks intended to elicit movement, thoughts of movement, and emotional thought.…
Novel Method of Electromagnetic Field Measurements of the Human Brain.
Research
RF Safe Research Library
Jan 1, 2022
This study describes a lightweight, inexpensive construct using non-contact EMF sensors to measure dynamic electromagnetic fields attributed to the human brain. Measurements in non-clinical volunteers reportedly differed from background recordings and changed during task performance and auditory stimulation. The…
Modern health worries and idiopathic environmental intolerance attributed to electromagnetic fields are associated with paranoid ideation.
Research
RF Safe Research Library
Jan 1, 2021
This cross-sectional online survey examined whether paranoid ideation is associated with modern health worries and idiopathic environmental intolerance attributed to electromagnetic fields (IEI-EMF). Paranoid ideation was positively associated with modern health worries and with IEI-EMF status, even after controlling…
Acute exposure to high-induction electromagnetic field affects activity of model peripheral sensory neurons.
Research
RF Safe Research Library
Jan 1, 2018
This in vitro study examined acute low-frequency electromagnetic field (LF-EMF) exposure using high-induction magnetic stimulation in F11 cells, a dorsal root ganglia neuron-derived model of peripheral sensory neurons. Short-term exposure (
Quality stability and sensory attributes of apple juice processed by thermosonication, pulsed electric field and thermal processing.
Research
RF Safe Research Library
Jan 1, 2017
This study compared thermosonication, pulsed electric field, and thermal processing for preserving Royal Gala apple juice and evaluated sensory attributes and quality stability during 30 days of storage at 3°C and 20°C. Thermosonication and pulsed electric field produced juices with different taste compared with…
Epitaxy of the bound water phase on hydrophilic surfaces of biopolymers as key mechanism of microwave radiation effects on living objects.
Research
RF Safe Research Library
Jan 1, 2017
This study examined proposed mechanisms of microwave radiation effects using a bacterial culture and a sterile growth medium, focusing on a sensor bioluminescence system. The authors report irradiation-related changes in UV spectral properties (200–350 nm), luminescence, NMR relaxation parameters, bacterial growth,…