Structural and energy storage behavior of ion conducting biopolymer blend electrolytes based on methylcellulose: Dextran polymers

Hadi, Jihad M. and Aziz, Shujahadeen B. and Brza, M. A. and Kadir, M. F. Z. and Abdulwahid, Rebar T. and Al-Asbahi, Bandar Ali and Ahmed, Abdullah Ahmed Ali (2022) Structural and energy storage behavior of ion conducting biopolymer blend electrolytes based on methylcellulose: Dextran polymers. Alexandria Engineering Journal, 61 (12). pp. 9273-9285. ISSN 1110-0168, DOI https://doi.org/10.1016/j.aej.2022.03.042.

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Abstract

Biodegradable polymer electrolyte has attracted significant attention from both economic and environmental perspectives. This study reports the preparation and analysis of plasticized methylcellulose (MC)-dextran (DN)-ammonium iodide (NH4I) bio-based polymer electrolytes with high ion transport properties using solution casting method. It was discovered that when the glycerol concentrations increased, the FTIR bands changed and dropped in their intensi-ties, revealing good complexation between electrolyte constituents. The glycerol inclusion improved the ionic conductivity up to (3.24 x 10(-4)) S/cm, according to impedance spectroscopy (EIS). The EEC simulation has been employed to study the electrolyte circuit components further. Transference number measurement (TNM) was used to calculate both transport ion (t(ion)) and electron (t(el)) values, which were found to be 0.952 and 0.048, respectively. The most conducting sample was found to be stable up to 2 V. Various techniques, such as cyclic voltammetry (CV) and galvanostatic charge-discharge (GCD) were utilized to examine the properties of the assembled EDLC device. At the initial cycle, the designed EDLC had a specific capacitance (C-spe) value of 44F/g, with an energy density of similar to 4.9 Wh/kg and a power density of similar to 500 W/kg. (C) 2022 THE AUTHORS. Published by Elsevier BV on behalf of Faculty of Engineering, Alexandria University

Item Type: Article
Funders: University of Sulaimani, Komar University of Science and Technology, King Saud University (Grant No. RSP-2021/348), Charmo University, King Saud University
Uncontrolled Keywords: Biopolymer blend; Impedance and circuit design; FTIR; Electrochemical analysis; TNM; Cyclic voltammetry
Subjects: T Technology > TA Engineering (General). Civil engineering (General)
Divisions: Centre for Foundation Studies in Science
Depositing User: Ms. Juhaida Abd Rahim
Date Deposited: 15 Oct 2023 01:35
Last Modified: 15 Oct 2023 01:35
URI: http://eprints.um.edu.my/id/eprint/42317

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