Using a Mixed Solvent to Improve the Morphology of Thin Films, a One-Step Method is Employed to form Three-Dimensional Lead-Free Perovskite Solar Cells

Yi Cheng Huang*, Yen Shuo Chen, Pin Chia Tseng, Ching Chung Lin, Hsin Chiang You, Fu Hsiang Ko*

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Lead-free perovskite materials synthesized through solution-based methods have exhibited outstanding photovoltaic performance, along with appropriate bandgaps conducive to efficient solar energy absorption in solar cells. These attributes have been confirmed through the utilization of Power Conversion Efficiency (PCE), which measures the ability to convert absorbed light energy into electrical power. Their potential as environmentally friendly alternatives in solar cell technology has been established. Despite lead-based materials demonstrating high conversion efficiency in solar cell applications, their inherent toxicity raises environmental concerns. To address this issue, lead can be substituted with Bi3+ ions in lead-free perovskite materials, thereby reducing pollution and enhancing moisture resistance. The initial step involves optimizing the mixing ratio of Gamma-Butyrolactone (GBL) and Dimethyl Sulfoxide (DMSO) and combining them with appropriate precursors and Bi+ ions to form a Three-Dimensional (3D) CsBi3I10 perovskite structure.

Original languageEnglish
Title of host publication2023 IEEE Nanotechnology Materials and Devices Conference, NMDC 2023
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages227-230
Number of pages4
ISBN (Electronic)9798350335460
DOIs
StatePublished - 2023
Event18th IEEE Nanotechnology Materials and Devices Conference, NMDC 2023 - Paestum, Italy
Duration: 22 Oct 202325 Oct 2023

Publication series

Name2023 IEEE Nanotechnology Materials and Devices Conference, NMDC 2023

Conference

Conference18th IEEE Nanotechnology Materials and Devices Conference, NMDC 2023
Country/TerritoryItaly
CityPaestum
Period22/10/2325/10/23

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