Synthesis, structure, and properties of Ba9Co3Se15 with one-dimensional spin chains<xref rid="cpb_29_3_036102fn1" ref-type="fn">*</xref><fn id="cpb_29_3_036102fn1"><label>*</label>Project supported by the National Key R&D Program of China and the National Natural Science Foundation of China (Grant Nos. 2018YFA0305700, 2017YFA0302900, 11974410, and 11534016).</fn>

Synthesis, structure, and properties of Ba₉Co₃Se₁₅ with one-dimensional spin chains**

Project supported by the National Key R&D Program of China and the National Natural Science Foundation of China (Grant Nos. 2018YFA0305700, 2017YFA0302900, 11974410, and 11534016).

Duan Lei^{1, 2}, Wang Xian-Cheng^{1, †}, Zhang Jun^{1, 2}, Zhao Jian-Fa^{1, 2}, Cao Li-Peng^{1, 2}, Li Wen-Min^{1, 2}, Yu Run-Ze¹, Deng Zheng¹, Jin Chang-Qing^{1, 2, 3, ‡}

The crystal structure of Ba₉Co₃Se₁₅. (a) Top view with the projection along c axis for Ba₉Co₃Se₁₅. (b) and (c) The sketch of octahedral CoSe₆ chains and Se chains in Ba₉Co₃Se₁₅.