Transport properties of topological nodal-line semimetal candidate CaAs<sub>3</sub> under hydrostatic pressure

Transport properties of topological nodal-line semimetal candidate CaAs₃ under hydrostatic pressure

Li Jing^{1, 2}, Zhao Ling-Xiao¹, Wang Yi-Yan¹, Wang Xin-Min^{1, 2}, Ma Chao-Yang¹, Zhu Wen-Liang^{1, 2}, Gao Mo-Ran^{1, 2}, Zhang Shuai¹, Ren Zhi-An^{1, 2, 3}, Chen Gen-Fu^{1, 2, 3, †}

(a) Powder XRD pattern of CaAs₃ obtained by grinding the single crystals at room temperature and the refinement results. (b) The single crystal XRD of CaAs₃. (c) and (d) The crystal structure of BP and CaAs₃, respectively.