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. 2019 May 22;14(5):e0216087. doi: 10.1371/journal.pone.0216087

Table 1. Anodization process conditions.

Condition Electrolyte Voltage (V) Time (min)
A 1 vol. % HF in DI water 20 45
B 1 vol. % HF in DI water 20 60
C 1 vol. % HF in DI water 30 60
D 1 vol. % HF, 0.5 wt. % NH4F, 10 vol. % DI water in Ethylene Glycol medium 40 60
E 0.25 wt. % NH4F, 2 vol. % DI Water in Ethylene Glycol Medium 30 180