A research team from the Ulsan National Institute of Science and Technology (UNIST) in South Korea has developed transparent solar cell technology capable of directly charging a battery from a glass surface. This innovation offers numerous applications, allowing for direct energy generation from sources like smartphone screens, car windows, and building facades.
It’s so tiny that it’s a waste of time and money. Most phones can charge in an hour now, so there’s no need to shave 60s off a night charge by exposing your phone to the sun all day.
Carry a power bank if you are constantly draining your phone all day.