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Unveiling the Superiority of naphthylene over biphenylene in silicon carbide 2D Architectures

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Author(s):
Laranjeira, Jose A. S. ; Martins, Nicolas F. ; Azevedo, Sergio A. ; Denis, Pablo A. ; Sambrano, Julio R.
Total Authors: 5
Document type: Journal article
Source: COMPUTATIONAL MATERIALS SCIENCE; v. 251, p. 8-pg., 2025-03-01.
Abstract

In recent years, silicon carbide (SiC) has once again become a target of interest in the materials science community, this time with particular interest in two-dimensional materials, which have attracted attention due to their large surface area and infinitesimal volume. In this sense, this study introduces a novel SiC structure based on the recently reported naphthylene lattice, termed INP-SiC. It compares its electronic, mechanical and vibrational properties with the well-reported biphenylene-like SiC (BPN-SiC) via density functional theory (DFT) simulations. Both monolayers are stable at 300 K and exhibit high electron mobility, with INP-SiC reaching 94.890 102 cm2/V.s. INP-SiC also shows superior mechanical robustness, with Young's modulus (171.65 N/m) comparable to g-SiC (178.02 N/m) and T-SiC (182.22 N/m). Overall, this work is dedicated to showing the INPSiC potential as a multifunctional 2D platform. (AU)

FAPESP's process: 24/05087-1 - Surface functionalization on the carbide and nitride Mxenes for hydrogen storage
Grantee:Nicolas Ferreira Martins
Support Opportunities: Scholarships in Brazil - Doctorate
FAPESP's process: 22/16509-9 - Computational simulations of heterostructures based on transition metal dichalcogenides, MXenes and new carbon allotropes
Grantee:José Artigas dos Santos Laranjeira
Support Opportunities: Scholarships in Brazil - Doctorate
FAPESP's process: 22/03959-6 - Two-dimensional structures for energy storage and gas sensors: theory aimed at experimentalists and for scientific dissemination
Grantee:Julio Ricardo Sambrano
Support Opportunities: Regular Research Grants
FAPESP's process: 20/01144-0 - Electronic, structural properties of ABO4 compounds (A = Ba, Ca, Cd, Sr and Pb and M = Mo and W) and modeling of morphological transformations of their nanoparticles
Grantee:José Artigas dos Santos Laranjeira
Support Opportunities: Scholarships in Brazil - Master