Technology ID
TT-0075
Description
Our research team discovered surface concavities on crystal grains in perovskite thin films, affecting their properties and reliability. We developed a novel method to improve the efficiency and stability of perovskite solar cells by using surfactants to smooth these concavities.
Content
Surfactant-regulated grain growth technique
Power conversion efficiencies (PCEs) of 25.5%
Stability: 83% efficiency after 300 thermal cycles (ISOS-T-3 protocol) 90% after 660 hours of damp heat (ISOS-D-3 protocol) 90% after 1290 hours of operation (ISOS-L-1l protocol)
Inventors
Applicable Industries
Potential Application
Technology Focus
TRL
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