Nneka Obianuju OnuboguKok-Keong ChongChee-Woon WongTiong-Keat YewBoon Han Lim2024-10-252024-10-252019-06https://doi.org/10.1016/j.solener.2019.04.028https://dspace-cris.utar.edu.my/handle/123456789/4922Optical characterization of two-stage non-imaging solar concentrator for active daylighting systemjournal-article