T. R. Naveen Kumar, Yuvaraj, S., Kavitha, P., Sudhakar, V., Krishnamoorthy, K., and Neppolian, B., ?Aromatic amine passivated TiO2 for dye-sensitized solar cells (DSSC) with similar to 9.8% efficiency?, Solar Energy, vol. 201, pp. 965-971, 2020.