%0 Journal Article %T Optical interferometry and photoacoustics as in-situ techniques to characterize the porous silicon formation: a review %A Ramirez-Gutierrez, Cristian F. %A CastaƱo-Yepes, Jorge D. %A Rodriguez-Garcia, Mario E. %J Open Material Sciences %V 4 %N 1 %P 23-32 %D 2018-07-25 %I De Gruyter %~ DeepDyve