

![Transmittance T [%] and reflectivity R [%] of Bi2O2.75 thin film versus wavelength.](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/647250fc215d2f6c89dc3e5d/j_msp-2017-0020_fig_003.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=ASIA6AP2G7AKHK5S3VML%2F20260222%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20260222T071253Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEPX%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaDGV1LWNlbnRyYWwtMSJIMEYCIQCxKFb%2FLk1byg8FI2SBkHVT1VFCI1qQo46ii2C3N1QyNgIhAMWrQzeQ%2FDMe5Y%2BZyhZMo6tQW%2B7YNGyKG%2FCi8ldK1WboKsUFCL7%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEQAhoMOTYzMTM0Mjg5OTQwIgzgg6POvEloLXedNi0qmQWK%2BFo7cZ0GYJ%2BE4qjIwefUQZ6L3RlsEn6DmZwHsZCx5KpGXY1qOZ47RSbnmX60NymiIPfYrs%2BV7JWVL%2FW3VKDLtU%2BLBSmvgU4g6kvngTlvz0Hl5RoGgh2BYuZJtFj6v3rGlIyg0ySD96YZYHAhwQI3PkIITFUVEL9QBmoDi2q4JeXzSDktMWjlxC7yX6YNhLoriv7aQkO%2BsKFNB9o1ipWDhGJerHuh9P5ZW2%2F3b%2Bclyzy549G%2BUw3N%2BXFJvorCyEZs5xlZ%2Fdez4clnnWLbNKCbnFv2luhR%2BajwNcBC2ydqqT%2ByS57L29iDClnTP8FHSl63EIAZgT9vCPTCSGTwfUWewCJ9udWf3umDR19fBlAaBzQTRBTk%2BwPYfwW6fdhkjADHQalfgHP4XAL9SBp%2Bcz%2BkkAmyU5iAnu%2Fv2eWXpqSKyABNt993PO9m2IyXbVCedNeuaP%2BOmX7vEAz7v%2FTKBJLpvzoPvbYNWzAUPcx6HHxCUZEhIKvYtp7LlIMUDTdb3Y5EqhC1NqMOYCw3cht6hdL48s1xRPbqTbC2LyaqgpeddKoVWoqX0WZsdYzpmiNk7EBStmmX3VeQWDnBy%2BoAwVkOG1IcmMvD9vJucJEBYeXjzbM65R4ETy87ILIPEhZKjytrsCZHPrC4dqj1Yz%2F0ryIMe579PReYUL4LvctCC46VKrrIp65UY%2BCYqphiXG7VHmgdxZDU3%2F5VBPCDmFMSvoZNFUtt3e5vlsMrY68wj9lQNXXLfUmPKYMOqDIQAA4wR1%2BVusq28Cf0e77xMCjaHstTMQaHxx3qfpU4hn8aaVeBIFX%2BhWh6IV8bQ9rqimoBWFlAU9FlWVBuW2nLm%2BrBAUJcq919yaoxF0Lh66P%2FY4jCWJoYZQ7Eu8iAijDklurMBjqwAX18QV1gLrnnyRqFGrPKrWCckfi8pyQ%2FQFGiArsJKDc2ao8syWC6mLRFK%2FGwXRI%2FWHDMcV3BRPLrcILIXDrdQCTNNkko3mGSMVgzVqIBADPypVX00AaKZSipDLtiS4OMLqnM6CMttavrzmg6HCf1sFL9HimU8aeyVRYGi49zfGJC8AHYwAWiaYQg1zth6mnVJ3NYKXim81yDB1LH9xnsGHQErt2Gu3hUzo6f%2BzGy0GvL&X-Amz-Signature=10b06f24dd254f32b4b4fca42e63282132ed79815a4ed82817edd380e5587670&X-Amz-SignedHeaders=host&x-amz-checksum-mode=ENABLED&x-id=GetObject)





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 |