Figure 2. Left: Films before and after irradiation with UV light, Right: Thermal image of the film irradiated with UV light: the conversion into IR radiation is clearly visible in the irradiated areas of the film (Pictures: Kaltrine Kosumi).

From

Education for Sustainable Development and Experiments involving Titanium Dioxide

Julian Venzlaff, Kaltrina Kosumi, Diana Zeller, Claudia Bohrmann-Linde

World Journal of Chemical Education. 2023, 11(3), 80-86 doi:10.12691/wjce-11-3-10