3 ms·
It is possible because the temperature of a photovoltaic cell is lower than the temperature of red light radiation, so the entire system radiates both higher-en
by inlineint 11y ago
It is possible because the temperature of a photovoltaic cell is lower than the temperature of red light radiation, so the entire system radiates both higher-energy photons (blue light) and lower-energy photons (infra-red heat radiation).