%0 Journal Article %K Energy savings %K Active daylighting %K Constant illumination %K Fiber optics %K Fresnel lens %A Hyun Joo Han %A Muhammad Uzair Mehmood %A Rahate Ahmed %A Yeongmin Kim %A Spencer M Dutton %A Sang Hoon Lim %A Wongee Chunb %B Energy and Buildings %D 2019 %G eng %R https://doi.org/10.1016/j.enbuild.2019.109404 %T An advanced lighting system combining solar and an artificial light source for constant illumination and energy saving in buildings %U https://www.sciencedirect.com/science/article/abs/pii/S0378778819317001?via%3Dihub %V 203 %8 11/2019