First principles study on d
0
half-metallic properties of full-Heusler compounds RbCa
X
2
(
X
= C, N, and O)
*
Gao Yong-Chun
a)†
, Wang Xiao-Tian
b)‡
, Habib Rozale
c)
Majority-spin and minority-spin band structures of RbCaC
2
(a), RbCaN
2
(b), and RbCaO
2
(c).