Abstract
We synthesized the gold nanoparticles (Au NPs)-embedded methylammonium lead iodide (MAPbI3) film for the first time. The effects of metal nanoparticles on MAPbI3 perovskite were systematically studied using UV-Vis absorption and photoluminescence (PL) measurements. As a result, the 20-nm-sized Au NPs-embedded MAPbI3 film exhibited a 4.15% higher absorbance than the bare MAPbI3 film. Moreover, the average PL intensity of the Au NPs-embedded MAPbI3 film increased by about 75.25% over the bare MAPbI3 film. Therefore, we have confirmed that addition of the Au NPs has a positive effect on the optical properties of MAPbI3, and we believe that this study will provide a basic insight into the metal nanoparticles-embedded perovskite thin films for the future optoelectronic applications.
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Kim, H., Byun, H.R., Kim, B. et al. Gold Nanoparticles-embedded MAPbI3 Perovskite Thin Films. J. Korean Phys. Soc. 73, 1725–1728 (2018). https://doi.org/10.3938/jkps.73.1725
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DOI: https://doi.org/10.3938/jkps.73.1725