Multifunctional 100-nm protective film, created using plasma tech, generates electricity from both sunlight and raindrops simultaneously

https://www.eurekalert.org/news-releases/1117579

"patented, perovskite solar cells' encapsulant improves durability/ light absorption...film surface triboelectric, single raindrop can produce >100 V... device stable in extreme conditions, including full water immersion/ repeated humidity-temperature stress cycles... environmental/ structural IoT sensors. smart cities' signaling/ autonomous auxiliary lighting/ monitoring systems, providing power for weather/ marine stations in remote/ inaccessible areas"