Results 1 to 10 of about 516,433 (215)

Unraveling nanoscale magnetic ordering in Fe3O4 nanoparticle assemblies via x-rays [PDF]

open access: yesMagnetochemistry 2018, 4, 42, 2020
: Understanding the correlations between magnetic nanoparticles is important for nanotechnologies, such as high-density magnetic recording and biomedical applications, where functionalized magnetic particles are used as contrast agents and for drug delivery. The ability to control the magnetic state of individual particles depends on the good knowledge
Karine Chesnel   +10 more
arxiv   +3 more sources

Particle Size in Secondary Particle and Magnetic Response for Carrageenan Magnetic Hydrogels [PDF]

open access: yesGels, 2019
The relation between the number of magnetic particles and the change in storage modulus induced by a magnetic field was investigated for weak hydrogels containing carbonyl iron, iron oxide, and barium ferrite particles with different diameters in primary
Junko Ikeda   +4 more
doaj   +4 more sources

Experimental Study of the Deposition of Magnetic Particles on the Walls of Microchannels. [PDF]

open access: yesMicromachines (Basel), 2021
This study analyzes experimentally the deposition of magnetic beads on the walls of a square microchannel by the action of a nearby cubical magnet. The deposition has been studied for different magnetic bead sizes, flow rates, magnetic conditions and ...
Varela S   +3 more
europepmc   +2 more sources

Magnetic Particles for CTC Enrichment. [PDF]

open access: yesCancers (Basel), 2020
Here, we review the characteristics and synthesis of magnetic nanoparticles (MNPs) and place these in the context of their usage in the immunomagnetic enrichment of Circulating Tumor Cells (CTCs). The importance of the different characteristics is explained, the need for a very specific enrichment is emphasized and different (commercial) magnetic ...
Liu P   +3 more
europepmc   +6 more sources

Comparison of Single-Stranded DNA Probes Conjugated with Magnetic Particles for Trans-Cleavage in Cas12a-Based Biosensors. [PDF]

open access: yesBiosensors (Basel), 2023
Biosensors based on endonuclease Cas12 provide high specificity in pathogen detection. Sensitive detection using Cas12-based assays can be achieved using trans-cleaved DNA probes attached to simply separated carriers, such as magnetic particles (MPs ...
Ivanov AV   +4 more
europepmc   +2 more sources

Naked-Eye Detection of Food-Borne Pathogens Using Multiplex Hyperbranched Rolling Circle Amplification and Magnetic Particles. [PDF]

open access: yesBiosensors (Basel), 2022
Food safety is a significant public health issue in both developed and developing countries. Previous detection methods struggle to meet the current demands. We have proposed a new way to detect pathogens, allowing detection to be visualized by the naked
Tang C   +8 more
europepmc   +2 more sources

Magnetoimpedance Thin Film Sensor for Detecting of Stray Fields of Magnetic Particles in Blood Vessel. [PDF]

open access: yesSensors (Basel), 2021
Multilayered [FeNi (100 nm)/Cu (3 nm)]5/Cu (500 nm)/[Cu (3 nm)/[FeNi (100 nm)]5 structures were used as sensitive elements of the magnetoimpedance (MI) sensor prototype for model experiments of the detection of magnetic particles in blood vessel.
Melnikov GY   +4 more
europepmc   +2 more sources

Thermodynamics of Small Magnetic Particles [PDF]

open access: yesEntropy, 2017
In the present paper, we discuss the interpretation of some of the results of the thermodynamics in the case of very small systems. Most of the usual statistical physics is done for systems with a huge number of elements in what is called the ...
Eugenio E. Vogel   +5 more
doaj   +4 more sources

Magnetic guidance of charged particles

open access: yesPhysics Letters B, 2015
Many experiments and devices in physics use static magnetic fields to guide charged particles from a source onto a detector, and we ask the innocent question: What is the distribution of particle intensity over the detector surface? One should think that
Dirk Dubbers
doaj   +4 more sources

Research Paper: Self-propelled Magnetic Particles in the Presence of an External Homogenous Magnetic Field [PDF]

open access: yesفیزیک کاربردی ایران, 2021
In this paper, the behavior of the magnetic swimmers has been simulated in the presence of an external magnetic field. The studied system is formed of spherical self-propelled particles that have magnetic properties and are suspended in a box.
Sonia Mohammad Hosseini Toramuni   +1 more
doaj   +1 more source

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