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J Mol Model ; 29(6): 193, 2023 May 31.
Artículo en Inglés | MEDLINE | ID: mdl-37258798

RESUMEN

In this work, we have investigated the electrochemical characteristics of armchair silicon carbide nanoribbon (ASiCNR) for its potential deployment as 2D lithium-ion battery anode material. Density functional theory approach is used to calculate the adsorption energy, storage capacity, and open circuit voltage of ASiCNR for LIB. Adsorption of Li atoms introduces the new energy bands which cross the Fermi level; this results in semiconductor to metallic transition of ASiCNR. It indicates the strong interaction of Li atoms towards the ASiCNR. When adsorption of Li atoms increases one by one, the adsorption energy (E[Formula: see text]) per Li atoms increases gradually. When all favourable sites are adsorbed by Li atoms E[Formula: see text] reached its maximum value and it results in maximum storage capacity of 818 mAhg[Formula: see text] and open circuit voltage of 1.15 V. Diffusion barrier of Li atoms for the substrate is 0.42 eV. Our computational results suggest that ASiCNR can be used as an anode material for Li-ion batteries, and it provides the theoretical background for the future study on ASiCNR and other Li storage structures.

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