Achieving high power-conversion efficiency of MASnI3/CuGaSe2 lead-free perovskite solar cells

Key Points

• Notable improvements in power-conversion efficiency were observed, reaching significant levels.
• The study reports efficiency metrics exceeding 20% for MASnI3/CuGaSe2 solar cells.
• Assessment using comprehensive testing of lead-free perovskite materials was conducted to validate findings.
• Highlights the potential for sustainable alternatives in solar energy, promoting environmental safety.