Characterization of Nanocrystalline SiGe Thin Film Solar Cell with Double Graded-Dead Absorption Layer

Table 2

The external parameters of nc-SiGe thin film solar cells without (as-deposited), with double graded-dead i-layers, and after light-soaking test.

	𝑉oc (V)	𝐽sc (mA/cm^2)	FF (%)	𝜂 (%)
As-deposited	0.56	13.01	57.50	4.21
With graded-dead layer	0.59	14.30	59.70	5.06
Stabilized	0.58	13.74	58.12	4.63