Antiferromagnetic phase transition in Cr₂As via anisotropy of exchange interactions

2019/02/09 by V. I. Valkov, В. И. Вальков, A. V. Golovchan +8
Materials Science · Physics and Astronomy · #FOS: Physical sciences #Iron-based superconductors research #Magnetic Properties of Alloys #Materials Science (cond-mat.mtrl-sci) #Rare-earth and actinide compounds #cond-mat.mtrl-sci

paper · pdf · doi:10.48550/arxiv.1902.03337

arxiv created 2019/02/09 · openalex publication_date 2019/02/09 · arxiv updated 2019/02/12 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

The electronic structure of anti-ferromagnetic Cr₂As is investigated. Anisotropy of exchange interactions between chrome sub-lattices is determined (J^X(Cr_I-Cr_II) =4.77 meV,J^Y(Cr_I-Cr_II) =-6.36 meV). The behavior of exchange integrals from magnetic structure is analyzed.

Citations

• Accurate spin-dependent electron liquid correlation energies for local spin density calculations: a critical analysis
• First-principles theory of dilute magnetic semiconductors

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