Magnon band splitting without altermagnetism in CuF2

arXiv:2610.11838 · cond-mat.str-el, cond-mat.mtrl-sci · Submitted 2026-10-08 · Read on arXiv

cond-mat.str-el, cond-mat.mtrl-sci

Submitted: 2026-10-08

Updated: 2026-10-08

Terminology

• Anisotropy — 16× in this paper · explained in 3 episodes
• Degeneracy — 9× in this paper · explained in 3 episodes
• Altermagnets — 7× in this paper · explained in 2 episodes
• Ab Initio — 6× in this paper · explained in 1 episode
• Altermagnetic Spin Splitting — 2× in this paper · explained in 1 episode
• Decoupling — 2× in this paper · explained in 2 episodes
• Frustration — 2× in this paper · explained in 2 episodes
• Accuracy — 1× in this paper · explained in 1 episode
• Alignment — 1× in this paper · explained in 1 episode
• Antiferromagnetism — 1× in this paper · explained in 1 episode
• DFT Calculations — 1× in this paper · explained in 2 episodes
• Magnetic Frustration — 1× in this paper · explained in 2 episodes

Sources

• Altermagnetism revealed by polarized neutrons in MnF$_2$
• Comment on "Altermagnetic and Dipolar Spitting of Magnons in FeF_2" arXiv:2601.04303
• Why is the $d$-Wave spin splitting in CuF$_2$ bulk-like?
• Resonance-enhanced super-superexchange yields giant chiral magnon splitting in rutile altermagnets
• Chiral Magnons and Cycloidal Phonons in Altermagnetic CuF$_{2}$ Monolayer

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