Daisuke Nishio-Hamane

activity

20242026

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cond-mat.supr-con2025

Superconductivity in Ternary Zirconium Telluride Zr6RuTe2

Kosuke Yuchi, Haruka Matsumoto, Daisuke Nishio-Hamane +5

Zr6CoAl2-type Zr6RuTe2 is found to show bulk superconductivity below the superconducting transition temperature Tc = 1.1 K, according to the electrical resistivity, magnetization,…

cond-mat.str-el2025

Frustrated $J_{1} - J_{2}$ Diamond Lattice Antiferromagnet Co $_{2}$ Ti $_{3}$ O $_{8}$ with a Vacancy-ordered Spinel Structure Synthesized via a Topochemical Reaction

Rio Kumeda, Yuya Haraguchi, Daisuke Nishio-Hamane +3

Metastable Co $_{2}$ Ti $_{3}$ O $_{8}$ was synthesized through a topochemical reaction using Li $_{2}$ CoTi $_{3}$ O $_{8}$ as the precursor, resulting in a vacancy-ordered spinel structure. Crystal st…

cond-mat.str-el2025

Polymorphism and Magnetism in a Kitaev Honeycomb Cobaltate KCoAsO $_{4}$

Yuya Haraguchi, Daisuke-Nishio Hamane, Hiroko Aruga Katori

We report the synthesis, crystal structure, and magnetic properties of a new Kitaev honeycomb cobaltate, KCoAsO $_{4}$ , which crystallizes in two distinct forms: $P 2/ c$ and $R 3 ˉ$ …

Superconductivity in Ternary Zirconium Telluride Zr6RuTe2

Frustrated J1​−J2​ Diamond Lattice Antiferromagnet Co2​Ti3​O8​ with a Vacancy-ordered Spinel Structure Synthesized via a Topochemical Reaction

Polymorphism and Magnetism in a Kitaev Honeycomb Cobaltate KCoAsO4​

Frustrated $J_{1} - J_{2}$ Diamond Lattice Antiferromagnet Co $_{2}$ Ti $_{3}$ O $_{8}$ with a Vacancy-ordered Spinel Structure Synthesized via a Topochemical Reaction

Polymorphism and Magnetism in a Kitaev Honeycomb Cobaltate KCoAsO $_{4}$