







Surface tension of test liquids used in the experiments_
| Liquid | γ [mN/m] |
|---|---|
| Water | 72.8 |
| Glycerin | 64 |
| Ethylene glycol | 48 |
| Iodometane | 35.27 |
Percentage elemental composition of the Bi2O2_75 thin film and bare glass_
| Element | Bare glass | Bismuth oxide (Bi2O2.75) |
|---|---|---|
| Na | 9.02 | 5.14 |
| Mg | 2.26 | 1.37 |
| Al | 0.72 | 0.49 |
| Si | 35.10 | 29.46 |
| K | 0.21 | – |
| Ca | 5.63 | 5.78 |
| O | 47.06 | 19.21 |
| Bi | – | 38.56 |
Contact angles of test liquids on Bi2O2_75 thin film_
| Water | Glycerin | Ethylene glycol | Iodometane |
|---|---|---|---|
| 78 | 63 | 52 | 9 |