High-throughput computation of novel ternary B–C–N structures and carbon allotropes with electronic-level insights into superhard materials from machine learning

M Al-Fahdi, T Ouyang, M Hu - Journal of Materials Chemistry A, 2021 - pubs.rsc.org
Discovering new materials with desired properties has been a dominant and crucial topic of
interest in the field of materials science in the past few decades. In this work, novel carbon …

Theoretical study of novel B–C–O compounds with non-diamond isoelectronic

C Liu, P Ying - Chinese Physics B, 2022 - iopscience.iop.org
Two novel non-isoelectronic with diamond (non-IED) B–C–O phases (tI16-B 8 C 6 O 2 and
mP16-B 8 C 5 O 3) have been unmasked. The research of the phonon scattering spectra …

Research progress of high hardness BCO compounds

M Chen, P Ying, C Liu - International Journal of Refractory Metals and Hard …, 2023 - Elsevier
Hard materials are widely used in industrial processing and basic scientific research. It is of
great significance to design new lightweight and high hard materials. In current review, the …

Machine learning and evolutionary prediction of superhard BCN compounds

WC Chen, JN Schmidt, D Yan, YK Vohra… - npj Computational …, 2021 - nature.com
We build random forests models to predict elastic properties and mechanical hardness of a
compound, using only its chemical formula as input. The model training uses over 10,000 …

[HTML][HTML] Computational discovery of hard and superhard materials

AG Kvashnin, Z Allahyari, AR Oganov - Journal of Applied Physics, 2019 - pubs.aip.org
Computational materials discovery is a booming field of science, which helps in predicting
new unexpected materials with optimal combinations of various physical properties. Going …

An orthorhombic carbon allotrope with a quasi-direct band gap and superhard

M Xing, X Li - Diamond and Related Materials, 2023 - Elsevier
A 3-dimension orthorhombic symmetry carbon allotrope structure oP10 carbon with space
group Pmma is investigated based on density functional theory. The oP10 carbon is …

Divergent synthesis routes and superconductivity of ternary hydride at high pressure

Y Ma, D Duan, Z Shao, H Yu, H Liu, F Tian, X Huang… - Physical Review B, 2017 - APS
We predict a new ternary hydride MgSiH 6 under high pressures, which is a metal with an
ionic feature and takes on a simple cubic structure with space group P m-3 above 250 GPa …

First-principles study of the electronic and optical properties of a new metallic MoAlB

X Li, H Cui, R Zhang - Scientific reports, 2016 - nature.com
The structural, elastic, electronic and optical properties of MoAlB were investigated by first-
principles calculations. The hardness of MoAlB is 12.71 GPa, which is relatively softer and …

Hard and superhard materials: A computational perspective

AM Tehrani, J Brgoch - Journal of Solid State Chemistry, 2019 - Elsevier
Hard and superhard materials are essential for a myriad of scientific, biomedical, and
industrial applications. Their ability to resist indentation stems from the relationship between …

High-melting-point compounds: new approaches and new results

RA Andrievski - Physics-Uspekhi, 2017 - iopscience.iop.org
This paper reviews state-of-the-art research and new approaches in studying the field of
high-melting point (> 2000 C) compounds such as carbides, nitrides, borides, and oxides …