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Enhanced Photovoltaic Assessment of Pb-Free Cs2NaGaBr6 n-i-p Solar Cell by ETL Optimizations

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    Abstract

    In this work, the enhanced photovoltaic performance of lead-free double halide perovskite Cs2naGaBr6 n-i-p solar cell has been analyzed by ETL optimization techniques. All the simulations have been performed using a powerful solar cell simulation tool SCAPS-1D. A double perovskite material M21+ N2+ N3+ x61- is used in the proposed photovoltaic architecture, where M2 1+=Cs, N2+=Na, N3+=Ga, and x6 1-=Br. Cs2naGaBr6 is a direct band gap halide double perovskite material having a bandgap of 1.762 eV which is very similar to organic-inorganic perovskite material. The proposed solar cell achieved higher efficiency of 25.86% with optimized doping concentration (1 × 1018 cm-3-1 × 1022 cm-3) of the electron transport layer (ETL). The improved results are obtained in terms of energy band profile, electric field, current density, and quantum efficiency. Moreover, the photovoltaic performance parameters have also been evaluated as Jsc, Voc, FF, and PCE (η). Thus, the proposed device may use to develop efficient Pb-free perovskite for photovoltaic applications.

    Original languageEnglish
    Title of host publication2023 IEEE 23rd International Conference on Nanotechnology, NANO 2023
    PublisherIEEE Computer Society
    Pages1002-1005
    Number of pages4
    ISBN (Electronic)9798350333466
    DOIs
    Publication statusPublished - 2023
    Event23rd IEEE International Conference on Nanotechnology, NANO 2023 - Jeju City, Korea, Republic of
    Duration: 02-07-202305-07-2023

    Publication series

    NameProceedings of the IEEE Conference on Nanotechnology
    Volume2023-July
    ISSN (Print)1944-9399
    ISSN (Electronic)1944-9380

    Conference

    Conference23rd IEEE International Conference on Nanotechnology, NANO 2023
    Country/TerritoryKorea, Republic of
    CityJeju City
    Period02-07-2305-07-23

    UN SDGs

    This output contributes to the following UN Sustainable Development Goals (SDGs)

    1. SDG 7 - Affordable and Clean Energy
      SDG 7 Affordable and Clean Energy

    All Science Journal Classification (ASJC) codes

    • Bioengineering
    • Electrical and Electronic Engineering
    • Materials Chemistry
    • Condensed Matter Physics

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