Magnetic Nanoparticles are small particles, starting from 1 to 100 nanometers, featuring magnetic properties. Nano particles can be controlled by taking advantage of external magnetic fields. These nanoparticles contain magnetic materials including iron, nickel, or cobalt, and a chemical component for extra functionality. Its tiny size and unique magnetic features make it an ideal option for several niches, such as biomedicine, data storage, and environmental cleanup.
Properties
Some of the astonishing properties of a magnetic nanoparticle are as follows
Super paramagnetism
These small particles displays super paramagnetism which implies getting magnetized by an external magnetic field. As soon as the field is eliminated, certain parts of magnetization is conserved.
Huge Surface Area
Owing to the tiny size of nanoparticles, it possess a large surface area to that of their volume. This will have a major impact on their interactions with various other materials.
Magnetic Response
Magnetic fields have the potential to manipulate and control the nanoparticles for several purposes.
Types
The various types of magnetic nanoparticles are discussed below
Iron Oxide Nanoparticles
Iron Oxide Nanoparticles designed out of magnetite and maghemite are quite popular for their stability, bio compatibility and magnetic sensitivity as well.
Iron-platinum Nanoparticles
Iron-platinum is yet another type of nanoparticle that is often implemented in the field of nano medicine.
Nickel and Cobalt Nanoparticles
Such types of materials can also be utilized to develop magnetic nanoparticles.
How do the Nanoparticles function in Nanotech?
Biomedicine
The above-mentioned nanoparticles aid drug delivery, targeted therapy, and curing tumor hyperthermia. These materials can be coated with agents for delivering drugs to specific tumor areas.
Magnetic Resonance Imaging
Magnetic Resonance Imaging is utilized in the form of contrast agents to improve the visibility of tissues and organs in MRI scans.
Data Storage
Nanoparticles are also considered the best choice for magnetic storage technologies since they help to enhance storage density and speed simultaneously.
Environmental Remediation
Nanoparticles are ideal to attract and eliminate the presence of foreign elements in water and soil.
Catalysis
The above-mentioned nanoparticles can also be used as a catalyst in several chemical reactions.
Sensors
Nanoparticles are also a perfect choice to locate several substances and biomarkers.
Conclusion
To sum up, the above-mentioned nanoparticles provide diverse range of applications in nanotech owing to their distinctive properties. It has the ability to be manipulated with the help of magnetic fields.
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