What is the maximum magnetic field strength for a given size permanent magnet?

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SUMMARY

The maximum magnetic field strength for a permanent magnet, such as a 1cm ball of neodymium, is approximately 2 Tesla (T). This limit is dictated by the saturation of the material and remains constant regardless of the magnet's size. For magnetic field strengths exceeding 2T, additional technologies like coils or lasers are required. Understanding these limitations is crucial for applications that rely on high magnetic fields.

PREREQUISITES
  • Understanding of magnetic saturation in materials
  • Familiarity with neodymium magnets and their properties
  • Knowledge of magnetic field measurement units (Tesla)
  • Basic principles of electromagnetism
NEXT STEPS
  • Research the properties of neodymium magnets and their applications
  • Explore methods to achieve magnetic fields beyond 2T using coils
  • Study the effects of temperature on magnetic saturation
  • Investigate advanced techniques such as laser-assisted magnetization
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Engineers, physicists, and researchers interested in magnet technology, as well as anyone involved in designing systems that utilize permanent magnets for high-performance applications.

Crazymechanic
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Now I'm sure one can find this at google somehow , even though I wasn't that successful with it.

Does someone know what is the highest magnetic field strength for a givem size permanent magnet for example?
Like a 1cm ball of neodymium or some other material, what would be the highest field strength possible to achieve for a given material of a given size?
 
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For permanent magnets, the limit is given by the saturation, and it does not depend on the size of the magnet. ~2T are possible, everything beyond that needs coils, lasers or other stuff.
 

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