Cerium-Doped Endohedral Fullerene: A Density-Functional Theory Study

Table 1

A comparison between the Ce and some other metal-doped fullerene is presented.

Metal C60	Metal-C (Å)	Double C–C (Å)	Single C–C (Å)	Energy gap (eV)
Ce	2.52	1.4115	1.467	0.2
Po		1.4	1.455	1.09
Be		1.3943	1.4626	1.25
Ca		1.4082	1.465	0.5
Ni	1.805	1.43	1.46