FTIR and Electrical Study of Dysprosium Doped Cobalt Ferrite Nanoparticles

Table 6

Electrical resistivity (𝜌) of CoFe_2−𝑥Dy_𝑥O₄ (𝑥=0.00, 0.05, 0.10, and 0.15) at different sintering temperatures.

Samples	Electrical resistivity (Ω-cm) at different sintering temperatures
	300°C	500°C	700°C	900°C
𝑥=0.00	1.76×10^7	5.87×10^7	8.07×10^6	1.88×10^6
𝑥=0.05	6.83×10^7	1.8×10^5	7.87×10^8	1.62×10^9
𝑥=0.10	6.26×10^7	6.31×10^5	4.95×10^6	1.16×10^8
𝑥=0.15	12.45×10^7	25.68×10^5	24.37×10^6	6.84×10^6