Perovskite crystals may represent the future of solar energy

IT It is usually He claimed, also true, that enough sunlight falls on the Earth in an hour to meet the world’s energy needs for a year. Some of this sunlight is now being converted into electricity by arrays of solar panels: by the end of 2023, these panels have covered nearly 10,000 square kilometers of the Earth’s surface, producing about 1,600 terawatt-hours of electricity, about 6% of that generated. All over the world.