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Table 1 Structural parameters and stable conditions of cerium phases [8,9,10,11]

From: Molecular Dynamics Modeling and Simulation of Diamond Cutting of Cerium

Phase Crystal structure Lattice parameters (Å) Conditions
γ Face-centered cubic (fcc) a = 5.1610 P = 0, T = 270~999 K
α Face-centered cubic (fcc) a = 4.824 P = 0, T < 110 K / P = 8kbar, T = 295 K
β Double hexagonal close-packed (dhcp) a = 3.6810
c = 11.857
P = 0, T = 45~275 K
δ Body-centered cubic (bcc) a = 4.11 P = 0, T = 999~1071 K
ε Body-centered tetragonal (bct) a = 2.92
b = 4.84
P = 17.5 GPa, 295 K