The Facile Implementation of Soft/Tunable Multiband Optical Filters by Stacking Vertical Silicon Nanowire Arrays for Smart Sensing. - Gil Ju Lee; Yeong Jae Kim; Han Sung Song; Dong Eun Yoo; Dong-Wook Lee; Il-Suk Kang; Young Min Song (Adv. Intell. Syst., 2019)