Rachel C. F. Ang, Jia Sheng Goh, Landobasa Y. M. Tobing, Leh Woon Lim, Amy S. K. Tong, Andrew W. K. Fong, Zhixian Chen, Doris K. T. Ng. "Annealing and passivation study of germanium on silicon (GOS) mid-infrared waveguide for sensing applications." Scientific Reports, 2026. doi:10.1038/s41598-026-35766-1