Neodymium-iron-boron Magnets
Neodymium-iron-boron Magnets - Related Videos
08:59
Fabrication of a Functionalized Magnetic Bacterial Nanocellulose with Iron Oxide Nanoparticles
0 Views •
Cited by 42 •
2016
Here, we present a protocol to make a bacterial nanocellulose (BNC) magnetic for applications in damaged blood vessel reconstruction. The BNC was synthesized by G. xylinus strain. On the other hand, magnetization of the BNC was realized through in situ precipitation of Fe2+ and Fe3+ ferrous ions inside the BNC mesh.
08:13
Microwave-driven Synthesis of Iron Oxide Nanoparticles for Fast Detection of Atherosclerosis
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Cited by 2 •
2016
Microwave technology enables extremely fast synthesis of iron oxide nanoparticles for atherosclerosis plaque characterization. The use of an aminobisphosphonate in the external side of the nanoparticle provides a fast accumulation in the atherosclerotic area.
08:45
Quantitating Iron Transport Across the Mouse Placenta In Vivo Using Nonradioactive Iron Isotopes
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Cited by 3 •
2022
This article demonstrates how to prepare and administer transferrin-bound nonradioactive isotopic iron for studies of iron transport in mouse pregnancy. The approach for quantifying isotopic iron in fetoplacental compartments is also described.
13:09
Assessment of Boron Doped Diamond Electrode Quality and Application to In Situ Modification of Local pH by Water Electrolysis
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Cited by 5 •
2016
A protocol is described for the characterization of the key electrochemical parameters of a boron doped diamond (BDD) electrode and subsequent application for in situ pH generation experiments.
08:26
Cell Labeling and Targeting with Superparamagnetic Iron Oxide Nanoparticles
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Cited by 20 •
2015
Targeted cell delivery is useful in a variety of biomedical applications. The goal of this protocol is to use superparamagnetic iron oxide nanoparticles (SPION) to label cells and thereby enable magnetic cell targeting approaches for a high degree of control over cell delivery and localization.
FAQs
The Nd₂Fe₁₄B crystalline phase provides the magnetic foundation for the material’s performance. Its high magnetic anisotropy makes the magnetization direction resistant to change, while high remanence and coercivity support strong retained magnetization and resistance to demagnetization. These properties explain why engineers can obtain strong magnetic fields from relatively compact magnet designs.
Remanence and coercivity describe different aspects of magnetic behavior. High remanence supports a strong magnetic field after magnetization, whereas high coercivity helps the material resist changes in magnetization. Considering both properties helps engineers judge whether a magnet can deliver the required field while maintaining its magnetic state in a compact motor, actuator, sensor, or coupling.
Temperature and corrosion are two important design constraints. Because performance can be affected by temperature, engineers need thermal management suited to the application. Corrosion protection is addressed with suitable protective coatings, while material selection helps match the magnet to its operating environment. Treating these factors during design helps preserve practical performance rather than considering magnetic strength alone.
Manufacturing may produce these magnets through sintering or bonding of the magnetic material. The overview identifies both as established routes, so the manufacturing form is a design consideration alongside magnetic performance. Engineers should evaluate the selected form together with the intended component, environmental exposure, temperature conditions, and need for coatings or thermal management.
Selection begins with the device’s need for a strong magnetic field in a compact design, then considers the target application, such as a motor, generator, actuator, sensor, speaker, or magnetic coupling. Engineers must also account for temperature and corrosion, choosing thermal management, protective coatings, and material options that suit the operating conditions.
Their strong magnetic fields allow engineering designs to pursue smaller and lighter electric motors and generators. The same compact, high-performance behavior supports actuators, sensors, speakers, and magnetic couplings. In each case, the design benefit must be balanced against temperature sensitivity and corrosion concerns, which can require thermal management, protective coatings, and careful material selection.