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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

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