Fabrication Dye Sensitized Solar Cells (DSSCs) Using β-Carotene Pigment Based Natural Dye.Wa Ode Nirwana Sari Halidun, Eka Cahya Prima, Brian Yuliarto and SuyatmanMATEC Web of Conferences, 159 (2018) 02052DOI: https://doi.org/10.1051/matecconf/201815902052