Electrical and dielectric properties of Na
1/2
La
1/2
Cu
3
Ti
4
O
12
ceramics prepared by high energy ball-milling and conventional sintering
Mahfoz Kotb H
1, 2, †,
, Ahmad Mohamad M
1, 3, ‡,
Frequency dependences of
Z
″ for the NLCTO-50 ceramic at different temperatures.