affiliation not provided to SSRN
oxyborates, cotoite, crystal structure, crystal grows
magnetic phase transitions, transition metals, ludwigites, oxyborates
ludwigite, solid solution, magnetic phase transition, spin glass state
kotoite, exchange interactions, antiferromagnet, cation ordering
kotoite, Raman spectroscopy, density functional theory calculation, DFT, antiferromagnetic phase transition, nickel-cobalt orthoborate
exchange interactions, magnetic order, ferrimagnets, non-collinear ordering, superexchange interactions