Preparation of Vertically Aligned ZnO/TiO₂ Core-Shell Composites for Dye-Sensitized Solar Cells

Table 3

The parameters of electron kinetics of DSSCs based on the VA-ZnO/TiO₂ samples as photoanodes.

Samples	𝜏𝑇 (ms)	𝜏𝑅 (ms)	𝐷 (cm^2/s)	𝐿 (μM)	𝑛𝑠 (cm^−3)
Z3T0	0.179	118.3	1.23 × 10^−3	120.6	6.6 × 10^16
Z3T1	0.179	118.3	6.41 × 10^−4	87.1	1.2 × 10^17
Z3T3	0.225	100.9	4.92 × 10^−4	70.5	8.8 × 10^16
Z3T5	0.282	86.2	4.57 × 10^−4	62.7	6.8 × 10^16