Mg${}_2$Si is the new black: introducing a black silicide with $>$95% average absorption at 200-1800 nm wavelengths

Alexander Shevlyagin, Vladimir Il'yaschenko, Aleksandr Kuchmizhak +4

Textured silicon surface structures, in particular black silicon (b-Si), open up possibilities for Si-based solar cells and photodetectors to be extremely thin and highly sensitive…