First-principles design of strong solids: Approaches and applications

RF Zhang, SH Zhang, YQ Guo, ZH Fu, D Legut… - Physics Reports, 2019 - Elsevier
In the design of strong solids, especially hard and superhard materials, this review article
attempts to critically cover an extended field of first-principles derived mechanical properties …

Electro-optical properties of monolayer and bilayer boron-doped C3N: tunable electronic structure via strain engineering and electric field

A Bafekry, M Yagmurcukardes, M Shahrokhi… - Carbon, 2020 - Elsevier
In this work, the structural, electronic and optical properties of monolayer and bilayer of
boron doped C3N are investigated by means of density functional theory-based first …

Computational characterization of monolayer C3N: A two-dimensional nitrogen-graphene crystal

X Zhou, W Feng, S Guan, B Fu, W Su… - Journal of Materials …, 2017 - cambridge.org
Carbon–nitrogen compounds have attracted enormous attention because of their unusual
physical properties and fascinating applications on various devices. Especially in two …

Discovery of superhard materials via CALYPSO methodology

S Zhang, J He, Z Zhao, D Yu, Y Tian - Chinese Physics B, 2019 - iopscience.iop.org
The study of superhard materials plays a critical role in modern industrial applications due to
their widespread applications as cutting tools, abrasives, exploitation drills, and coatings …

The phase diagram and hardness of carbon nitrides

H Dong, AR Oganov, Q Zhu, GR Qian - Scientific reports, 2015 - nature.com
Novel superhard materials, especially those with superior thermal and chemical stability, are
needed to replace diamond. Carbon nitrides (CN), which are likely to possess these …

Synthesis of Ultra-incompressible sp3-Hybridized Carbon Nitride with 1:1 Stoichiometry

E Stavrou, S Lobanov, H Dong, AR Oganov… - Chemistry of …, 2016 - ACS Publications
The search of compounds with C x N y composition holds great promise for creating
materials which would rival diamond in hardness due to the very strong covalent C–N bond …

Pnma-BN: Another Boron Nitride Polymorph with Interesting Physical Properties

Z Ma, Z Han, X Liu, X Yu, D Wang, Y Tian - Nanomaterials, 2016 - mdpi.com
Structural, mechanical, electronic properties, and stability of boron nitride (BN) in Pnma
structure were studied using first-principles calculations by Cambridge Serial Total Energy …

Theoretical investigations of group IV alloys in the Lonsdaleite phase

Q Fan, C Chai, Q Wei, K Wong, Y Liu… - Journal of Materials …, 2018 - Springer
The structural, elastic, elastic anisotropic, thermodynamic and electronic properties of
Lonsdaleite C, Si and Ge and Lonsdaleite C–Si and Si–Ge alloys are investigated using …

Electronic bonding analyses and mechanical strengths of incompressible tetragonal transition metal dinitrides TMN2 (TM = Ti, Zr, and Hf)

M Zhang, K Cheng, H Yan, Q Wei, B Zheng - Scientific Reports, 2016 - nature.com
Motivated by recent successful synthesis of transition metal dinitride TiN2, the electronic
structure and mechanical properties of the discovered TiN2 and other two family members …

Superhard carbon-rich C–N compounds hidden in compression of the mixture of carbon black and tetracyanoethylene

Z Li, K Luo, B Liu, L Sun, P Ying, C Liu, W Hu, J He - Carbon, 2021 - Elsevier
The recent successful synthesis of Pnnm-CN structure inspired researchers to explore new
superhard 3D C–N compounds via a similar method, that is, high-pressure and high …