Exploring the Role of Hybrid Nanomaterials in Boosting Solar Cell Efficiency and Stability
Abstract
The development of hybrid nanomaterials comprising graphene oxide (GO), titanium dioxide (TiO₂), and polymer matrices has shown substantial potential to enhance the efficiency and stability of solar cells. This study investigates the performance of solar cells incorporating GO-TiO₂-polymer hybrid nanomaterials, comparing them with traditional materials in terms of power conversion efficiency (PCE), charge transport, and long-term stability. The GO-TiO₂ hybrid films demonstrated a 20% increase in light absorption over pure polymer films, as shown by UV-Vis spectroscopy, with the hybrid P3HT films achieving a PCE of 18.9-19.8%, compared to 15.2% for pure P3HT. Similarly, hybrid PVDF films exhibited a PCE increase from 14.3% to 18.0-19.2%. Photoluminescence (PL) measurements revealed a 30% reduction in PL intensity for GO-TiO₂-P3HT films, suggesting enhanced charge separation and reduced recombination. The hybrid devices also showed remarkable stability under accelerated aging conditions (85°C, 85% relative humidity), with the GO-TiO₂-P3HT and GO-TiO₂-PVDF solar cells retaining over 85% and 80% of their initial PCE after 500 hours, respectively, compared to 60% and 55% for their pure polymer counterparts. These findings highlight the effectiveness of GO-TiO₂-polymer hybrid nanomaterials in improving both the efficiency and long-term stability of solar cells, offering a promising approach for next-generation photovoltaics.
How to Cite
Ravi, Rinka Tuteja, Sumit Yadav, "Exploring the Role of Hybrid Nanomaterials in Boosting Solar Cell Efficiency and Stability", Vol. 3, Issue 11, 21-02-2026, pp. 21-27.
