1. C.G. Granqvist, Solar energy materials. Appl. Phys. A 52, 83–93 (1991)
2. W. Chun, S.J. Oh, H.L. Sang, K. Chen, Maximum efficiency of solar energy conversion. Int. J. Energy Res. 36, 928–934 (2012)
3. P. Panneerselvam, V. Murugadoss, V. Elayappan, N. Lu, Z.H. Guo, S. Angaiah, Influence of anti-reflecting nature of MgF2 embedded electrospun TiO2 nanofibers based photoanode to improve the photoconversion efficiency of DSSC. ES Energy Environ. 1, 99–105 (2018)
4. B.F. Liu, Y.R. Jin, G.J. Xie, Z.J. Wang, H.Q. Wen, N.Q. Ren, D.F. Xing, Simultaneous photo catalysis of SiC/Fe3O4 nano-particles and photo-fermentation of Rhodopseudomonas sp. nov. strain A7 for enhancing hydrogen production under visible light irradiation. ES Energy Environ. 1, 56–66 (2018)
5. T.P. Otanicar, P.E. Phelan, R.S. Prasher, G. Rosengarten, R.A. Taylor, Nanofluid-based direct absorption solar collector. J. Renew. Sustain. Energy 2, 033102 (2010)