Table 3.

The characteristic temperature (T₀), activation energy (E_a) and temperature coefficient of resistance (TCR) of [(Ni_xMn_1-x)_0.84Cu_0.16]₃O₄ thin films.

x (mol)	T0 (K)	Ea (eV)	TCR (%/K)
0.20	2876	0.2479	−3.196
0.25	2794	0.2408	−3.104
0.30	2655	0.2289	−2.950
0.35	2398	0.2067	−2.664
0.40	2314	0.1995	−2.571