Sharanya Asked a Question
April 6, 2021 8:48 ampts 30 pts
52. In the longwavelength regime, the dispersion relation for magnons in a ferromagnet in one dimension with the nearest neighbour interaction yields (A) o K (B) o K (C) K (D)independent of K
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  • Rohit kumar gupta thankyou
    according to the given condition in question option A is correct
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