Synthesis and physicochemical properties of graphene incorporated indium tin oxide nanocomposites for optoelectronic device applications

Ravichandran, Sanjay and Sahadevan, Jhelai and Sivaprakash, P. and Sagadevan, Suresh and Kim, Ikhyun and Mohamed Tighezza, Ammar and Ali, Amanat and Esakki Muthu, S. (2024) Synthesis and physicochemical properties of graphene incorporated indium tin oxide nanocomposites for optoelectronic device applications. Materials Science and Engineering: B, 301. ISSN 0921-5107, DOI https://doi.org/10.1016/j.mseb.2024.117199.

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Abstract

In this work, we synthesized graphene (g) – incorporated Indium Tin Oxide (ITO) and investigated its structural, morphological, electrical, optical and magnetic properties. The ITO materials, including the 1 and 2 g-ITO variants, have a cubic crystal phase, while graphene possesses a hexagonal lattice structure. The Raman spectra exhibited distinct ITO peaks, along with the presence of active modes such as A1, E1, and Eg associated with the CsbndC stretching peak. UV-DRS was performed to study the optical absorption properties in the range of 200–900 nm for the as-prepared ITO, ITO-g (1 %), and ITO-g (2 %) composites. The composite exhibited energy absorption at wavelengths of 320, 314, and 312 nm for ITO, ITO-g (1 %), and ITO-g (2 %), respectively. The photoluminescence spectra exhibited a prominent ultraviolet emission peak at a wavelength of 374 nm as well as a blue-green emission peak at 446 nm, which were found in both the pure and doped samples. Finally, electrical and magnetization was conducted on both unadulterated and g-ITO. © 2024 Elsevier B.V.

Item Type: Article
Funders: MIST [Grant no. 2022R1C1C1006414, RSPD2024R765], King Saud University, National Research Foundation of Korea
Uncontrolled Keywords: Graphene; Indium tin oxide; Photoluminescence and magnetic properties; RAMAN; XRD
Subjects: Q Science > QD Chemistry
Divisions: Deputy Vice Chancellor (Research & Innovation) Office > Nanotechnology & Catalysis Research Centre
Depositing User: Ms. Juhaida Abd Rahim
Date Deposited: 11 Jul 2024 04:24
Last Modified: 11 Jul 2024 04:24
URI: http://eprints.um.edu.my/id/eprint/44792

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