AIP Advances (Feb 2024)

Magnetic field-induced narrow first-order and metamagnetic phase transitions of Nd5Ge3

  • S. Shanmukharao Samatham,
  • Venkateswara Yenugonda,
  • Gowrinaidu Babbadi,
  • Muralikrishna Patwari,
  • Arjun K. Pathak,
  • P. Manuel,
  • D. Khalyavin,
  • Stephen Cottrell,
  • A. D. Hillier,
  • K. G. Suresh

DOI
https://doi.org/10.1063/9.0000636
Journal volume & issue
Vol. 14, no. 2
pp. 025216 – 025216-5

Abstract

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We report on the magnetic behaviour of Nd5Ge3 by investigating through magnetization, neutron diffraction and muon spin relaxation measurements. Temperature dependent-magnetization, muon depolarization rate (λ), initial asymmetry (A0) and the stretched exponent (β) show a clear anomaly at the Néel temperature TN ∼ 54 K. However, the short-range correlated ferromagnetic interactions below TN are inferred from the diffuse scattering mechanism as revealed by zero-field neutron diffraction data. Narrow first order phase transition is due to the competing interaction of a high temperature weak-antiferromagnetic and low temperature glassy states. Magnetic field-induced reentrant spin glass state from a magnetic glass state is observed, before it transforms to a ferromagnetic state.