Excitons bound to a surface-charge layer in silicon
Altukhov P. D. , Bakun A. A. , Krutitskii A. V. , Rogachev A. A. , Rubtsov G. P.
A new emission line has been observed in the recombination-radiation spectra of silicon metal-oxide-semiconductor structures at a low surface-charge density. This line results from excitons which are bound to the layer of surface charge.