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Showing results for: efficiency

iPhone 17 vs 17 Air vs 17 Pro vs 17 Pro Max (2025): which one actually fits your priorities?

Resources Phone Comparisons Mar 5, 2026

Apple’s iPhone 17 lineup looks unified from the software side, but the hardware splits into clear personalities: the base iPhone 17 is the balanced pick, the 17 Pro models are the real upgrade for zoom and serious video workflows, the Pro Max is the big-screen “do everything” option, and the 17 Air is the thin,…

iPhone 17 Pro Max vs Galaxy S26 Ultra 5G: two 6.9-inch flagships, two very different priorities

Resources Phone Comparisons

Two huge, no-compromise flagships—one tuned for iOS ecosystem polish and creator-friendly video, the other built around a sharper anti-reflective display, faster charging, S Pen + DeX productivity, and more zoom options.

Microbiological safety of dehydrated foods: risk analysis, technology evaluation, and synergistic strategies for next-generation processing

Research PubMed: RF-EMF health Jan 9, 2026

This PubMed-listed review examines microbiological hazards in dehydrated foods and evaluates intervention and drying technologies to improve safety. It includes discussion of electromagnetic field-assisted drying approaches (e.g., microwave, radiofrequency, infrared) as processing tools for microbial control and…

Extremely Low Frequency Radiation Enhances Soybean Chlorophyll Index and Nutrient Use Efficiency Under Suboptimal Conditions.

Research RF Safe Research Library Jan 1, 2026

This controlled plant study evaluated extremely low frequency (ELF) non-ionizing radiation treatments (TA and TB) on soybean morphophysiological parameters under varying nutrient solution strengths (50%, 75%, 100% Hoagland). The authors report that ELF significantly increased chlorophyll index, with TB producing the…

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…

Effect of soil pH on thermally enhanced desorption of m-xylene by zero-valent iron particles under an electromagnetic field.

Research RF Safe Research Library Jan 1, 2023

This laboratory/engineering study evaluated thermally enhanced desorption of m-xylene from soil using heat generated by zero-valent iron (ZVI) under low-frequency electromagnetic fields. The abstract reports rapid heating (to ~60°C in 20 minutes) and substantially lower residual m-xylene after 60 minutes versus soil…

Magnetofection of miR-21 promoted by electromagnetic field and iron oxide nanoparticles via the p38 MAPK pathway contributes to osteogenesis and angiogenesis for intervertebral fusion.

Research RF Safe Research Library Jan 1, 2023

This study describes a magnetofection system using electromagnetic field (EMF) co-stimulation with iron oxide nanoparticles (IONPs) to deliver miR-21. The authors report increased transfection efficiency and promotion of osteogenesis and angiogenesis in BMSCs and HUVECs, with downstream application to…

Comparative Study of Extremely Low-Frequency Electromagnetic Field, Radiation, and Temozolomide Administration in Spheroid and Monolayer Forms of the Glioblastoma Cell Line (T98).

Research RF Safe Research Library Jan 1, 2023

This in vitro study assessed 50 Hz, 100 G extremely low-frequency EMF in combination with temozolomide and radiation in T98 glioblastoma cells grown as monolayers and spheroids. Radiation plus EMF increased apoptosis-related gene expression, while temozolomide plus EMF increased autophagy marker expression compared…

Enhanced dechlorination of trichloroethene by sulfidated microscale zero-valent iron under low-frequency AC electromagnetic field.

Research RF Safe Research Library Jan 1, 2022

This laboratory remediation study evaluates low-frequency AC electromagnetic field (AC EMF) induction heating of sulfidated microscale zero-valent iron (S-mZVI) to enhance dechlorination of trichloroethene (TCE). The authors report substantially higher heating of S-mZVI under AC EMF and faster TCE degradation than…

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…

Wideband Self-Grounded Bow-Tie Antenna for Thermal MR.

Research RF Safe Research Library Jan 1, 2020

This engineering study designed and tested a compact wideband self-grounded bow-tie RF antenna module for a whole-body 7.0 T MRI system, aiming to enable 1H/19F MRI, MR thermometry, and broadband RF thermal intervention. The authors report validated B1 efficiency measurements and phantom-based heating experiments…

Efficient DNA ligation by selective heating of DNA ligase with a radio frequency alternating magnetic field.

Research RF Safe Research Library Jan 1, 2016

This in vitro study describes a method to improve DNA ligation by immobilizing T4 DNA ligase on ferromagnetic particles and applying a radio frequency alternating magnetic field. The field causes the particles to dissipate heat, which the authors report selectively heats and activates the ligase while minimally…

Fundamental study on a gene transfection methodology for mammalian cells using water-in-oil droplet deformation in a DC electric field.

Research RF Safe Research Library Jan 1, 2016

This paper describes an in vitro gene transfection technique termed water-in-oil droplet electroporation, using an intense DC electric field to deform a droplet between electrodes. The deformation can cause an instantaneous short circuit, during which transient membrane pores are reported to form and permit exogenous…

[The influence of alternating magnetic field on in vitro litholysis of uroliths in blemaren water solutions].

Research RF Safe Research Library Jan 1, 2016

This in vitro study examined whether exposing Blemaren water solutions (pH 6.15) to a 2 Hz alternating magnetic field for one hour changes their ability to dissolve uroliths. The authors report higher dissolution efficiency (about 1.922d7) in pre-exposed solutions compared with non-exposed controls. They also report…

Suppression of unimolecular decay of laser desorbed peptide and protein ions by entrainment in rarefied supersonic gas jets under weak electric fields.

Research RF Safe Research Library Jan 1, 2014

This engineering-focused paper reports the design principle and performance of a MALDI ion source ("MALDI-2") combining rarefied supersonic gas jets with weak electric fields and injection into gas-filled RF multipoles. The abstract reports rapid collisional cooling (

Passive tracking of linac clinical flow using radiofrequency identification technology.

Research RF Safe Research Library Jan 1, 2014

This study reports implementation of a passive RFID system to passively track patient flow in a radiation therapy clinic using readers/antennae in linac vault areas. Across 4302 treatment fractions from 144 patients, the system achieved about 70% read reliability and enabled comparison of median in-vault treatment…

Can mobile phones help control neglected tropical diseases? Experiences from Tanzania.

Research RF Safe Research Library Jan 1, 2014

This qualitative case study (2011) describes a pilot mobile phone-based management information system for neglected tropical disease control in Tanzania, where village health workers used phones with web-based software to capture data at source. The study reports improved routine work efficiency and increased…

Mitigation of biofouling using electromagnetic fields in tubular heat exchangers-condensers cooled by seawater.

Research RF Safe Research Library Jan 1, 2014

This paper describes an engineering application of electromagnetic field (EMF) treatment to mitigate biofouling in seawater-cooled tubular heat exchanger-condensers. After allowing a biofilm to stabilize, EMF treatment was applied and was reported to precipitate dissolved ions and contribute to partial…

Quasi-phase-matched second harmonic generation in silicon nitride ring resonators controlled by static electric field.

Research RF Safe Research Library Jan 1, 2013

This paper proposes and simulates actively-controlled second harmonic generation in a silicon nitride ring resonator. Quasi-phase matching is induced by a periodic static electric field generated by voltage applied to electrodes along the ring. Simulations report a calculated efficiency of -21.67 dB at 60 mW pump…

Optimized flash light-emitting diode spectra for mobile phone cameras.

Research RF Safe Research Library Jan 1, 2013

This engineering study examines how the spectral mismatch between mobile phone flash LEDs and modern display gamuts influences smartphone camera color reproduction. Using a CIECAM02-based metric and an evaluation method grounded in raw camera data and a Digital ColorChecker SG, the authors propose optimized flash LED…

Simulations of magnetic field generation in unmagnetized plasmas via beat-wave current drive.

Research RF Safe Research Library Jan 1, 2012

This paper reports the scientific basis and 2D electromagnetic particle-in-cell simulation results for magnetizing an initially unmagnetized plasma using beat-wave current drive. Simulations across different angles between injected waves show beat-wave generation consistent with theoretical predictions and reveal…

A handheld preconcentrator for the rapid collection of cancerous cells using dielectrophoresis generated by circular microelectrodes in stepping electric fields.

Research RF Safe Research Library Jan 1, 2011

This engineering study describes a handheld microfluidic preconcentrator that uses dielectrophoresis generated by circular microelectrodes with a stepping electric field. Numerical simulations were used to illustrate the electric-field concept. In experiments, HeLa cells were reportedly preconcentrated within 160…

Efficiency of radiofrequency assisted uvulopalatopharyngoplasty in the treatment of snoring.

Research RF Safe Research Library Jan 1, 2011

This pre/post clinical study evaluated radiofrequency-assisted uvulopalatopharyngoplasty for snoring using polysomnography before and after surgery in 22 patients. The abstract reports a statistically significant postoperative reduction in snoring, with most patients showing decreased snoring index. The work concerns…

Impact of a pulsed electric field on damage of plant tissues: effects of cell size and tissue electrical conductivity.

Research RF Safe Research Library Jan 1, 2011

This experimental and modeling study examined pulsed electric field (PEF) permeabilization in several fruit and vegetable tissues at 293 K using 1000 μs pulses and field strengths of 400 and 1000 V·cm(-1). While electroporation theory predicts greater damage in tissues with larger cells, the authors report this…

Disintegration efficiency of pulsed electric field induced effects on onion (Allium cepa L.) tissues as a function of pulse protocol and determination of cell integrity by ¹H-NMR relaxometry.

Research RF Safe Research Library Jan 1, 2010

This experimental study examined how pulsed electric field (PEF) processing parameters affect cell membrane rupture in onion tissue disks, using ion leakage as the primary integrity measure. Disintegration efficiency increased with field strength up to 500 V/cm and varied with pulse width, pulse number, and…

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