**Acknowledgements**

Author SFS would like to thank University Grants Commission, New Delhi, for awarding Dr. D. S. Kothari Postdoctoral Fellowship scheme (F.4-2/2006 (BSR)/ CH/16-17/0015) and author KHK would like to thank Global Frontier Program through the Global Frontier Hybrid Interface Materials (GFHIM) of the National Research Foundation of Korea (NRF) funded by the Ministry of Science, ICT & Future Planning (2013M3A6B1078874).

**73**

*Nanostructures in Dye-Sensitized and Perovskite Solar Cells*

The authors declare no competing interests.

for arranging the references and designing the cartoon images.

Authors SFS and RSM would like to thank Mr. S. S. Sangale and Mr. Y. T. Nakate

*DOI: http://dx.doi.org/10.5772/intechopen.83803*

**Notes/thanks/other declarations**

**Acronyms and abbreviations**

DSSCs Dye-sensitized solar cells

EQE External quantum efficiency

Imp Current at maximum power *Jsc* Short-circuit current density *J* Photocurrent density

OPVs Organic Photovoltaic Cells PSCs Perovskite solar cells

Vmp Voltage at maximum power

HOMO Highest occupied molecular orbital

LUMO Lowest unoccupied molecular orbital

QD-DSSCs Quantum dot-sensitized solar cells

IPCE Incident photon-to-current conversion efficiency

*η* Solar-to-electrical power conversion efficiency

AM Air mass

e<sup>−</sup> Electron Eg Bandgap

*ff* Fill factor

h<sup>+</sup> Hole

*P* Power

Si-SCs Silicon solar cells *Voc* Open-circuit voltage VB Valence band

*λ* Wavelength

FTO Fluorine-tin-oxide

I-V Current-voltage

**Conflict of interest**

*Nanostructures in Dye-Sensitized and Perovskite Solar Cells DOI: http://dx.doi.org/10.5772/intechopen.83803*
