Structure and chemical valence study of Sr
n
+1
Ru
n
O
3
n
+1
(
n
= 1, 2, ∞) series
Zheng Long†
, Zhu Xiao-Qin, Sui Yong-Xing, Xue Jian-Zhong, Liu Bo, Pei Ming-Xu
Sr 3d core-level XPS spectra of Sr
n +1
Ru
n
O
3 n +1
( n = 1, 2, ∞). The peak positions are marked by the solid bars.