Design, Synthesis, and Optical and Electrochemical Properties of D–π–A Type Organic Dyes with Carbazole-Based Donor Units for Efficient Dye-Sensitized Solar Cells: Experimental and Theoretical Studies

K. Periyasamy, P. Sakthivel, I. Ragavan, P. M. Anbarasan, A. Arunkumar, Mohd. Shkir, C. Vidya, V. Balasubramani, Vasudeva Reddy Minnan Reddy, Woo Kyoung Kim