Surface Functionality Features of Porous Silicon Prepared and Treated in Different Conditions

Table 1

Conditions of por-Si layers preparation.

Series of samples	Current density; , mА/сm^2	, min	Number of prepared samples	Notes
I	30	15	8	Single-stage anodization
II	80	15	8	Single-stage anodization
III	⁢Stage 1: 80; ⁢Stage 2: 30	⁢Stage 1: 30; ⁢Stage 2: 60	2	Two-stage anodization
IV			2	Two-stage anodization, storage in ambient conditions for 2 years