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. 2022 Oct 8;5:122. doi: 10.1038/s42004-022-00736-x

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Fig. 2 — a Stick-and-ball model of Y₂Cl structure at 41(1) GPa; b view of the Y metal framework in Y₂Cl along the c-direction; c square antiprisms geometry around the Cl center in Y₂Cl. d Polyhedral model of the crystal structure of DyCl at 40(1) GPa built of YCl₆ octahedra; e view of the structure along the c-direction: Cl atoms form hexagonal close packing (hcp) and Y atoms occupy the space in between. f Polyhedral model of FeCl₂ at 160(1) GPa. Y, Dy, Fe, and Cl atoms are shown in blue, purple, tan, and red colors, respectively.