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Synthesized Ligands of Amino Phenyl TIPS-pentacene and Tetraphenylporphyrin for Singlet Fission
Version 1
: Received: 1 December 2023 / Approved: 4 December 2023 / Online: 7 December 2023 (16:31:32 CET)
How to cite: Abdalbaqi, S. Synthesized Ligands of Amino Phenyl TIPS-pentacene and Tetraphenylporphyrin for Singlet Fission. Preprints 2023, 2023120484. https://doi.org/10.20944/preprints202312.0484.v1 Abdalbaqi, S. Synthesized Ligands of Amino Phenyl TIPS-pentacene and Tetraphenylporphyrin for Singlet Fission. Preprints 2023, 2023120484. https://doi.org/10.20944/preprints202312.0484.v1
Abstract
A hybrid organic molecules as ligands and inorganic NCs in this research combines the chemical properties of organic semiconductors with the chemical stability of inor- ganic nanoparticles like PbS. It is possible to improve the ligand exchange and PbS-NCs' distribution by adding Amino phynel anchor group to TIPs-pentacene and Carboxylic anchor group to Tetraphenylporphyrin molecules. By adding anchor groups to one or two sides of these molecules, they would convert the molecules to ecient ligands to obtain superlattice coupled organic-inorganic nanostrcuture semicondcutor layers (COINs). Adding on side group would cap the PbS nanoparticles while adding two an- chor group would play a linker role between two PbS NCs. This morophology enhance- ment paves the way to manipulate the physical properties of the COINs and fabricate solar cells. Singlet ssion phenomena demonstrates pentacene molecule's advantage for high eciency in organic solar cells and its ability to overcome the Schockley-Queisser limit. Ultraviolet photo-emission spectroscopy (UPS) determines the highest occupied molecular orbital (HOMO) and the work function of COINs, while the lowest unoccu- pied molecular orbital (LUMO) of COINs were calculated subsequently by adding both the exciton binding energy and the optical band gap to the measured HOMO energy. The current versus voltage characteristics and impedance spectroscopy were studied for these molecules as well.
Keywords
semiconductor nanocrystals, PbS nanocrystals, coupled organic-inorganic nanostructures,
ligands
ligands
Subject
Physical Sciences, Applied Physics
Copyright: This is an open access article distributed under the Creative Commons Attribution License which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
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