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first-principles modeling 1halogen substitution 1kitaev materials 1magnetic exchange 1spin liquids 1

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1 paper

cond-mat.str-el2026

Halogen control of magnetic competition in Kitaev candidate Ru ( Cl, Br)

Ryuta Iwazaki, Shinnosuke Koyama, Takashi Koretsune +2

The authors derive effective pseudospin models from first‑principles Hubbard calculations for RuCl₃ and RuBr₃, showing that halogen substitution changes interlayer exchange and orb…