Novel lead-free Cs$$_2$$ NaFeBr$$_6$$ double perovskite exhibiting multifunctional energy-relevant properties: A comprehensive first-principles study

Keyword: Phonon

Publisher: Nature.com

Published: Aug 12, 2026

The rapid demand for high-efficiency and environmentally benign photovoltaic absorbers has intensified the search for lead-free halide perovskites that can simultaneously deliver strong optoelectroni… [+2216 chars]

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