Q. With reference to Magnons, consider the following statements:
1.These are quasiparticles.
2.Their movement through the material does not generate any heat.
Which of the statements given above is/are correct?

[A] 1 only

[B] 2 only

[C] Both 1 and 2

[D] Neither 1 nor 2

Answer: C
Notes:

Both statements are correct.

  • Magnons are particle avatars of spin waves which can ripple through a lattice of tiny ferromagnetic particles of nano dimensions.
  • Since magnons are quasiparticles, their movement through the material does not generate any heat.

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