High pressure synthesis and characterization of the pyrochlore Dy2Pt2O7: A new spin ice material

High pressure synthesis and characterization of the pyrochlore Dy₂Pt₂O₇: A new spin ice material

Cui Qi^{1, 2}, Cai Yun-Qi^{1, 2}, Li Xiang^{3, 4}, Dun Zhi-Ling^{5, 6}, Sun Pei-Jie^{1, 2, 7}, Zhou Jian-Shi³, Zhou Hai-Dong⁵, Cheng Jin-Guang^{1, 2, 7, †}

(a) Room-temperature powder XRD pattern of Dy₂Pt₂O₇ and the results of the Rietveld refinement. (b) Lattice parameter a (left) and the Curie–Weiss temperature θ_CW (right) as a function of the ionic radius of the B⁴⁺ ions in the series of Dy₂B₂O₇ (B = Sn, Pt, Ti, Ge).