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2. Rare-earth magnet - Wikipedia

   en.wikipedia.org/wiki/Rare-earth_magnet

   A rare-earth magnet is a strong permanent magnet made from alloys of rare-earth elements. Developed in the 1970s and 1980s, rare-earth magnets are the strongest type of permanent magnets made, producing significantly stronger magnetic fields than other types such as ferrite or alnico magnets. The magnetic field typically produced by rare-earth ...

3. Samarium–cobalt magnet - Wikipedia

   en.wikipedia.org/wiki/Samarium–cobalt_magnet

   Samarium–cobalt magnet. A samarium–cobalt (SmCo) magnet, a type of rare-earth magnet, is a strong permanent magnet made of two basic elements: samarium and cobalt. They were developed in the early 1960s based on work done by Karl Strnat at Wright-Patterson Air Force Base and Alden Ray at the University of Dayton.

4. Neodymium magnet - Wikipedia

   en.wikipedia.org/wiki/Neodymium_magnet

   Neodymium magnet

5. Magnet - Wikipedia

   en.wikipedia.org/wiki/Magnet

   Magnet - Wikipedia ... Magnet

6. Force between magnets - Wikipedia

   en.wikipedia.org/wiki/Force_between_magnets

   Force between magnets

7. Refrigerator magnet - Wikipedia

   en.wikipedia.org/wiki/Refrigerator_magnet

   A refrigerator magnet or fridge magnet is a small magnet, often attached to an artistic or whimsical ornament, which may be used to post items such as shopping lists, Christmas cards, child art or reminders on a refrigerator door, or which simply serves as decoration. [1][2][3] Refrigerator magnets come in a wide variety of shapes and sizes ...