Mixed Pt-Ni Halide Perovskites for Photovoltaic Application
Author Information
Author(s): Liu Huilong, Murshed Rubaiya, Bansal Shubhra
Primary Institution: University of Nevada Las Vegas
Hypothesis
How does partially replacing platinum with nickel in perovskite materials affect their properties and stability?
Conclusion
Partially replacing platinum with nickel in perovskite materials can lead to improved stability and lower costs while maintaining favorable optoelectronic properties.
Supporting Evidence
- Cs2PtI6 shows comparable optoelectronic properties to FAPbI3 but is significantly more expensive.
- Thermal annealing improves the crystallinity and stability of the perovskite films.
- Partial substitution of Pt with Ni leads to a reduction in bandgap and improved stability.
Takeaway
This study looks at how using nickel instead of expensive platinum in solar cell materials can make them cheaper and more stable.
Methodology
The study involved synthesizing different perovskite compositions and analyzing their properties through various techniques including XRD, SEM, and Raman spectroscopy.
Limitations
The high cost of platinum still limits the commercial viability of the materials studied.
Digital Object Identifier (DOI)
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