Traditional solar cells harvest only a narrow sliver of the electromagnetic energy pouring down onto Earth, and that's one of the reasons it's been so challenging to get solar efficiency beyond 20-30 ...

The ASTM G173 Standard Spectral Distribution of Sunlight represents a standard, reference solar spectrum that is used for solar photovoltaics testing and calibration purposes. It was defined in the ...

The study of Photosynthetically Active Radiation (PAR) and solar irradiance lies at the intersection of plant science, meteorology and renewable energy research. This field investigates the solar ...

Researchers developed a solar collector with a dielectric Bragg mirror, optimizing energy conversion by separating sunlight ...

After four centuries of advances, astronomers now capture the Sun’s swirling, dynamic features in stunning detail.