Journal ArticleHigh oxygen pressure floating zone growth and crystal structure of the metallic nickelates <math><mrow><msub><mi>R</mi><mn>4</mn></msub><msub><mi>Ni</mi><mn>3</mn></msub><msub><mi mathvariant='normal'>O</mi><mn>10</mn></msub></mrow></math> ( <math><mrow><mi>R</mi><mo>=</mo><mi>La</mi><mo>,</mo><mi>Pr</mi></mrow></math> )Zhang, Junjie; Zheng, Hong; Chen, Yu-Sheng; Ren, Yang; Yonemura, Masao; Huq, Ashfia; Mitchell, J. F.null2020-08-0110215039Physical Review Materials482475-9953https://doi.org/10.1103/PhysRevMaterials.4.0834021834750National Science Foundation