[Retracted] Application and Equipment of Preparation Technology of Ferroelectric Thin Film Materials in Sports Industry

Table 4

Comparison of device performance indicators under different irradiation doses.

Dose(ions/cm^2)	Dielectric constant	Coercive field (MV/cm)	2Pr (μC/cm^2) (at 2.5 MV/cm)	2Pr (μC/cm^2) (at 1.3 MV/cm)	2Pr after cycling (μC/cm^2) (at 1.3 MV/cm)
					Mean values	Range	Percentage
Initial state	39.4	1.12/-0.68	24.9	13.9	1.5 ~ 5.5	2.75	23%
				12.6	2.1 ~ 8.8	4.66	36%
10^14	39.2	1.19/-0.56	24.4	11.4	3.6 ~ 10	4.78	54%
510^14				10.7	1.6 ~ 8.4	5.52	43%
10^15	38.8	1.07/-0.59	23.6	9.8	1.2 ~ 6.6	3.24	26%