Morphological and electrical properties of SrTiO
3
/TiO
2
/SrTiO
3
sandwich structures prepared by plasma sputtering
Jabbar Saqib
1, 2, †
, Ahmad Riaz
1
, Chu Paul K
2, †
(color online) Raman spectra of different structures on the TiN/SiO
2
/Si substrate.