A DFT Study of Bridge-Driven Engineering of Non-Fullerene-Based Acceptors for Efficacious Organic Solar Cell Applications

Ali Raza Ayub, Umer Yaqoob, Sidra Rafiq, Salba Arshad, Muhammad Umar Dad, Hui Li*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

1 Citation (Scopus)

Abstract

The structural, optical, electronic and photovoltaic properties of non-fullerene molecular entity were analyzed by using density functional theory method MPW1PW91/6-31G (d, p). The simulated results of all the modeled molecules proved them as more efficient molecules for practical use in organic solar cell. Their good solution processability and interface (new modeled molecules: PBDBT) success made high value fill factor and open circuit voltage. Comparatively, BDCl2F-DS was proved to be an outstanding material with open-circuit voltage (1.71 eV) and fill factor (92.25%). Assumption of a similar value of short circuit current from the reference work PCE was estimated. By doing so, outstanding calculated PCE values (in the range of 27.36% to 33.76%) made newly modeled molecules an advancement in investigation of unfused non-fullerene acceptors.

Original languageEnglish
Pages (from-to)925-946
Number of pages22
JournalJournal of Computational Biophysics and Chemistry
Volume22
Issue number8
DOIs
Publication statusPublished - 1 Dec 2023
Externally publishedYes

Keywords

  • DFT
  • Unfused non-fullerene
  • open circuit voltage
  • power conversion efficiency

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Ayub, A. R., Yaqoob, U., Rafiq, S., Arshad, S., Dad, M. U., & Li, H. (2023). A DFT Study of Bridge-Driven Engineering of Non-Fullerene-Based Acceptors for Efficacious Organic Solar Cell Applications. Journal of Computational Biophysics and Chemistry, 22(8), 925-946. https://doi.org/10.1142/S2737416523420036