BBCNEWS Click June 4, 2024 00:38:00
Light. the middle layer will capture the sort of visible light and then the bottom layer captures more of the infrared, more of the heat. so maximum efficiency for conventional solar panel is about 33% whereas for this technology they can layer it with in theory as many layers as they want to choose different parts of the spectrum and capture overall more light coming in. despite this sunny outlook, today this solar film is only 8% efficient. with a 10% version expected later this year. last year that may have been a problem, high initial costs have dogged solar as a cost—effective option. u...