Rare Earth Permanent Magnet

Rare Earth Permanent Magnets are strong and durable magnets made from special materials that include elements like neodymium and samarium.

  • These magnets are powerful and used in various things like electronics and motors because of their strong magnetic properties.
  • They are not actually rare; it’s just a name from the elements they contain.
  • The term “rare earth” refers to the fact that these magnets contain elements from the lanthanide series of the periodic table, which were initially considered rare but are found in abundance in the Earth’s crust.

Permanent Magnet

Permanent Magnets are materials that can create a magnetic field even if the magnetization force is removed. Unlike other magnets, it keeps its magnetic power all the time. They are made of hard ferromagnetic materials, for example, Ferrite and Alnico.

Distinguished by their natural capacity to generate a magnetic field, permanent magnets effortlessly attract materials such as iron and steel. In this article, we will learn what is Permanent Magnets, their properties, applications, advantages, and disadvantages. We will also learn what how a Permanent Magnet differ from Non Permanent Magnet and Electromagnet.

Table of Content

  • What are Permanent Magnets?
  • Properties of Permanent Magnet
  • Magnetic Behaviour of Permanent Magnet
  • Difference between Permanent Magnet and Electromagnet
  • What is Non-Permanent Magnet?
  • Permanent Magnets Applications

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What are Permanent Magnets?

Permanent Magnets are objects that naturally produce a magnetic field. They can attract certain materials like iron and steel without needing an external influence. Unlike temporary magnets, which require exposure to a magnetic field to become magnetic, permanent magnets maintain their magnetic properties consistently over time. This permanent magnetic property in them is due to the aligned spin of the ferromagnetic material of which they are made up of....

Properties of Permanent Magnet

Permanent magnets possess several key properties that define their behavior and usefulness in various applications. Here are some of the fundamental properties of permanent magnets:...

Magnetic Behaviour of Permanent Magnet

The behavior of a permanent magnet is defined by its ability to create a magnetic field. Every magnet has a north and south pole, and these poles attract or repel each other. The magnet keeps its magnetic properties over time, and it can resist losing its magnetism. This stability makes permanent magnets useful in everyday items like fridge magnets and more advanced technologies like electric motors....

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Rare Earth Permanent Magnet

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Advantages and Diadvantages of Permanent Magnet

The advantages and disadvantages of Permanent Magnet are tabulated below:...

Difference between Permanent Magnet and Electromagnet

Permanent Magnet is the one which naturally produce magnetic field around it while electromagnet is the one which produces magnetic field due to the effect of electric current. The key differences between Permanent Magnet and Electromagnet are listed in the following table:...

What is Non-Permanent Magnet?

A non-permanent magnet, often referred to as a temporary or soft magnet, is a material that can be easily magnetized but loses its magnetism quickly when the external magnetic field is removed. These materials do not retain a significant amount of magnetism on their own and are used for temporary purposes....

Permanent Magnets Applications

The various applications of Permanent Magnets are mentioned below:...

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In generators, permanent magnets are commonly used to create a magnetic field, which is a crucial component for generating electrical power. Two main types of permanent magnets are often employed in generators:...

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