Rediscovering the crystal chemistry of borides

G Akopov, MT Yeung, RB Kaner - Advanced Materials, 2017 - Wiley Online Library
For decades, borides have been primarily studied as crystallographic oddities. With such a
wide variety of structures (a quick survey of the Inorganic Crystal Structure Database counts …

Elucidating Stress–Strain Relations of ZrB12 from First-Principles Studies

C Lu, W Gong, Q Li, C Chen - The Journal of Physical Chemistry …, 2020 - ACS Publications
Transition-metal boron-rich compounds exhibit favorable synthesis conditions and
mechanical properties that hold great promise for wide-ranging applications. However, the …

High-entropy monoborides: Towards superhard materials

M Qin, Q Yan, H Wang, C Hu, KS Vecchio, J Luo - Scripta Materialia, 2020 - Elsevier
Single-phase high-entropy monoborides (HEMBs) of the CrB prototype structure have been
synthesized for the first time. Reactive spark plasma sintering of ball milled mixtures of …

Indentation strengths of zirconium diboride: intrinsic versus extrinsic mechanisms

C Lu, C Chen - The Journal of Physical Chemistry Letters, 2021 - ACS Publications
Zirconium diboride (ZrB2) is an important ultra-high-temperature ceramic, which exhibits
outstanding mechanical properties and is widely used in extreme environments. Extensive …

Enhancing the Vickers hardness of Yttrium borides through bond optimization

Y Pan, J Zhu - Materials Today Communications, 2024 - Elsevier
The hard nature of transition metal boride reminds a conundrum. Compared to the diboride,
we propose that the high hardness of transition metal boride strongly depends on the …

Hardening effects in superhard transition-metal borides

LE Pangilinan, S Hu, SG Hamilton… - Accounts of Materials …, 2021 - ACS Publications
Conspectus Mechanical hardness is a physical property used to gauge the applications of
materials in the manufacturing and machining industries. Because of their high hardness …

Perspective: Superhard metal borides: A look forward

G Akopov, LE Pangilinan, R Mohammadi, RB Kaner - APL Materials, 2018 - pubs.aip.org
DISCUSSION Metal borides possess many remarkable mechanical, 1–4 optical, 5 magnetic,
5 and thermal 6 properties. Among the mechanical properties, hardness, and …

Superhard mixed transition metal dodecaborides

G Akopov, MT Yeung, ZC Sobell, CL Turner… - Chemistry of …, 2016 - ACS Publications
Solid solutions of mixed metal dodecaborides of ZrB12, YB12, and ScB12 were prepared by
arc-melting and studied for their mechanical properties. Zr1–x Y x B12 formed an essentially …

Largely Asymmetric Binary Mesocrystals beyond Inorganic Crystals Formed in Linear ABC/ABC Blends

X You, Z Xu, Q Dong, W Li - Macromolecules, 2024 - ACS Publications
“Recasting” crystals at the nanoscale or mesoscale has attracted abiding interest. However,
how to obtain novel mesocrystals beyond inorganic crystals remains an unsolved …

Effects of variable boron concentration on the properties of superhard tungsten tetraboride

G Akopov, I Roh, ZC Sobell, MT Yeung… - Journal of the …, 2017 - ACS Publications
Tungsten tetraboride is an inexpensive, superhard material easily prepared at ambient
pressure. Unfortunately, there are relatively few compounds in existence that crystallize in …