Sfoglia per Soggetto "Magnetic fields"
Items 1-19 di 19
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2D simulator for eddy current field filters
(2011)Hall devices are magnetic field current sensors based on the Hall effect. A bias current is applied via contacts through the Hall plates which are placed along magnetic field. High frequency components affect the Hall ... -
Blood flow and diameter effect in the navigation process of magnetic nanocarriers inside the carotid artery
(2022)Background and objective: Serious side effects are occurred during the cancer therapy. Magnetic driving of nanoparticles is a novel method for the elimination of these effects by supplying with anticancer drug or increase ... -
Computational analysis of paramagnetic spherical Fe3O4 nanoparticles under permanent magnetic fields
(2018)The influence of permanent constant magnetic fields on the paramagnetic nanoparticles motion is analyzed in this study. The numerical model is developed in the OpenFOAM® platform and includes all major forces acting on ... -
Computational study of the effect of gradient magnetic field in navigation of spherical particles
(2017)The use of spherical magnetic nanoparticles that are coated with drugs and can be navigated in arteries to attack tumors is proposed as an alternative to chemotherapy. Navigation of particles is due to magnetic field ... -
Computational study of the optimum gradient magnetic field for the navigation of spherical particles into targeted areas
(2015)Spherical magnetic nanoparticles coated with drugs are navigated to targeted areas, for the treatment of cancer. The particles are navigated by magnetic field gradients that can be produced by an MRI device. In the present ... -
Computational Study of the Optimum Gradient Magnetic Field for the Navigation of the Spherical Particles in the Process of Cleaning the Water from Heavy Metals
(2016)The usage of magnetic spherical nanoparticles, coated with substances and driven to targeted areas in tanks, is proposed for cleaning the water from heavy metals. In the present paper, a computational study for the estimation ... -
Design considerations for application of SiPMs in nuclear imaging
(2010)Silicon Photomultiplier (SiPM) detectors are attractive candidates for the replacement of Photomultipliers in nuclear imaging. They are compact, provide high gain with low Vbias and have fast response. In addition, SiPMs ... -
Galvanomagnetic effects "Sensors based on hall effect"
(2009)The Hall effect is the generation of a transverse electromotive force in a sample carrying an electric current and exposed to perpendicular magnetic field. Depending on the sample geometry, this electromotive force may ... -
General development of a new hall effect sensor
(2011)Silicon Hall plates show an offset of a few millitesla. A large portion of this offset is caused by mechanical stress in the device. The offset can be reduced with a factor 103 to 105 when the spinning - current principle ... -
Introducing a new hall effect sensor - Novel dynamic offset reduction method
(2011)Silicon Hall plates show an offset of a few millitesla. A large portion of this offset is caused by mechanical stress in the device. The offset can be reduced when the spinning-current principle is applied. In this paper ... -
MHD liquid metal flow and heat transfer between vertical coaxial cylinders under horizontal magnetic field
(2017)Direct numerical simulations are presented of MHD liquid metal flow and heat transfer in vertical annuli. Three annular gaps and four ratios of annular height to annular gap are considered. The walls of the external and ... -
Micromixing efficiency of particles in heavy metal removal processes under various inlet conditions
(2019)Water quality problems are a persistent global issue since population growth has continually stressed hydrological resources. Heavy metals released into the environment from plating plants, mining, and alloy manufacturing ... -
Mixing of Fe3O4 nanoparticles under electromagnetic and shear conditions for wastewater treatment applications
(2022)The ability of heavy metals to accumulate in living organisms, combined with the fact that they are not biodegradable, necessitates an expansion and improvement of the existing water purification methods. An effective ... -
Multiplying magnetic hyperthermia response by nanoparticle assembling
(2014)The oriented attachment of magnetic nanoparticles is recognized as an important pathway in the magnetic-hyperthermia cancer treatment roadmap, thus, understanding the physical origin of their enhanced heating properties ... -
A numerical model for aggregations formation and magnetic driving of spherical particles based on OpenFOAM®
(2017)Background and objective This work presents a numerical model for the formation of particle aggregations under the influence of a permanent constant magnetic field and their driving process under a gradient magnetic field, ... -
Numerical study of magnetic particles mixing in waste water under an external magnetic field
(2020)The combination of nanotechnology and microfluidics may offer an effective water and wastewater treatment. A novel approach combines the use of magnetic particles which can capture heavy metal impurities in microfluidic ... -
Simulation of magnetic nanoparticles crossing through a simplified blood-brain barrier model for Glioblastoma multiforme treatment
(2021)Background and Objectives: Glioblastoma multiforme is considered as one of the most aggressive types of cancer, while various treatment techniques have been proposed. Magnetic nanoparticles (MNPs) loaded with drug and ... -
Using a modified 3D-printer for mapping the magnetic field of RF coils designed for fetal and neonatal imaging
(2016)An experimental setup for characterizing the magnetic field of MRI RF coils was proposed and tested. The setup consisted of a specially configured 3D-printer, a network analyzer and a mid-performance desktop PC. The setup ... -
Visualization of the Rolling Contact Fatigue Cracks in Rail Tracks with a Magnetooptical Sensor
(2019)The rolling contact fatigue cracks (RCF), produced at the surface of the rail tracks, can be detected using a magnetooptical (MO) sensor. Rail tracks are carbon steels with pearlite microstructure. This microstructure has ...