Results 31 to 40 of about 1,181,524 (168)

Evaluation of the Effect of Radiofrequency Radiation Emitted From Wi-Fi Router and Mobile Phone Simulator on the Antibacterial Susceptibility of Pathogenic Bacteria and

open access: yesDose-Response, 2017
Mobile phones and Wi-Fi radiofrequency radiation are among the main sources of the exposure of the general population to radiofrequency electromagnetic fields (RF-EMF).
M. Taheri   +5 more
doaj   +1 more source

Simulation Study on the Effect of HIFU Irradiation Frequency and Duty Cycle Combination Parameter Optimization on Thermal Lesion of Biological Tissue [PDF]

open access: yesJournal of Biomedical Physics and Engineering
Background: High-Intensity Focused Ultrasound (HIFU) represents a non-invasive treatment approach that utilizes non-ionizing radiation. This technique has found clinical utility in managing both benign and malignant solid tumors.Objective: This study ...
Hu Dong, Gang Liu, Gaofeng Peng
doaj   +1 more source

A Bioinspired Underwater Soft Robot for Active Intravesical Liquid Delivery and Mixing

open access: yesAdvanced Intelligent Systems, EarlyView.
A bioinspired underwater soft robot is reported that integrates an elastic strain energy‐driven soft robotic pump with a programmable flexible magnetic valve, enabling remotely controlled, programmable, and sustained liquid release and mixing. This functionality is enabled by the synergistic integration of elastic strain energy‐driven pumping and ...
Jacob Katona   +7 more
wiley   +1 more source

Room-Temperature and Selective Triggering of Supramolecular DNA Assembly/Disassembly by Nonionizing Radiation

open access: yes, 2019
International audienceRecent observations have suggested that nonionizing radiation in the microwave and terahertz (THz; far-infrared) regimes could have an effect on double-stranded DNA (dsDNA).
Zuberi, Nabilah   +9 more
core   +2 more sources

Eye Safety Related to Near Infrared Radiation Exposure to Biometric Devices

open access: yesThe Scientific World Journal, 2011
Biometrics has become an emerging field of technology due to its intrinsic security features concerning the identification of individuals by means of measurable biological characteristics.
Nikolaos Kourkoumelis   +1 more
doaj   +1 more source

Positive electrostatic therapy of metastatic tumors: selective induction of apoptosis in cancer cells by pure charges

open access: yesCancer Medicine, 2021
Background We discovered that pure positive electrostatic charges (PECs) have an intrinsic suppressive effect on the proliferation and metabolism of invasive cancer cells (cell lines and animal models) without affecting normal tissues.
Ashkan Zandi   +27 more
doaj   +1 more source

Effect of Sequential and Combined Space‐Based Stressors on Perovskite Solar Cell Stability

open access: yesEcoEnergy, EarlyView.
A correlation between loss in performance and mobile ion concentration has been established by sequential stressing of perovskite solar cells under Low Earth Orbit conditions with exposure to protons, light, and thermal cycling. It is shown that the loss in performance increases when ion concentration increases and vice versa.
Saivineeth Penukula   +9 more
wiley   +1 more source

Nonionizing photoacoustic cystography in vivo [PDF]

open access: yes, 2011
We demonstrate the feasibility of a novel and nonionizing process for bladder imaging in vivo, called photoacoustic cystography (PAC). Using a photoacoustic imaging system, we have successfully imaged a rat bladder filled with clinically used Methylene ...
Kim, C   +5 more
core   +1 more source

Use of ultrasonography in assessing peri‐implant osseous defects: An in vitro study

open access: yesJournal of Periodontology, EarlyView.
Abstract Background The purpose of this study is to investigate the feasibility and diagnostic accuracy of ultrasonography in peri‐implant defect identification and evaluation, and to compare ultrasonography (USG) with cone‐beam computed tomography (CBCT) in defect identification and evaluation in an in vitro model.
Melissa Rachel Fok   +4 more
wiley   +1 more source

Nanotherapy of Cancer by Photoelectrons Emitted from the Surface of Nanoparticles Exposed to Nonionizing Ultraviolet Radiation

open access: yes, 2013
Aim: We introduce a new method for selectively destroying cancer cell organelles by electrons emitted from the surface of intracellularly localized nanoparticles exposed to the nonionizing ultraviolet (UV) radiation.
George, T.   +5 more
core   +1 more source

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