Myths about new ultrahard phases: Why materials that are significantly superior to diamond in elastic moduli and hardness are impossible

Ultralarge elastic deformation of nanoscale diamond

(2018) Amit Banerjee et al.   SCIENCE

Theoretical shear strength and the onset of plasticity in nanodeformation of cubic boron nitride

(2017) S. N. Dub et al.   Journal of Superhard Materials

Novel superhard nanopolycrystalline materials synthesized by direct conversion sintering under high pressure and high temperature

(2017) Hitoshi Sumiya   MRS BULLETIN

The development of high-strength superductile hardmetals and tools based on these materials under ultrahigh isostatic pressure

(2016) L.G. Khvostantsev et al.   INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS

Terapascal static pressure generation with ultrahigh yield strength nanodiamond

(2016) N. Dubrovinskaia et al.   Science Advances

A Modified Theoretical Model of Intrinsic Hardness of Crystalline Solids

(2016) Fu-Zhi Dai et al.   Scientific Reports

Elastic properties of nanopolycrystalline diamond: The nature of ultrahigh stiffness

(2015) S. V. Erohin et al.   APPLIED PHYSICS LETTERS

Toward the Ultra-incompressible Carbon Materials. Computational Simulation and Experimental Observation

(2015) Yu. A. Kvashnina et al.   Journal of Physical Chemistry Letters

Superhard materials: recent research progress and prospects

(2015) Bo Xu et al.   Science China-Materials

Synthesis of ultrahard fullerite with a catalytic 3D polymerization reaction of C60

(2014) M. Popov et al.   CARBON

Comparative nanoindentation of single crystals of hard and superhard oxidess

(2014) N. Dub et al.   Journal of Superhard Materials

Nanotwinned diamond with unprecedented hardness and stability

(2014) Quan Huang et al.   NATURE

Nanolayered Diamond Sintered Compact Obtained by Direct Conversion from Highly Oriented Graphite under High Pressure and High Temperature

(2013) Futoshi Isobe et al.   Journal of Nanomaterials

Hard and superhard carbon phases synthesized from fullerites under pressure

(2013) V. V. Brazhkin et al.   Journal of Superhard Materials

Ultrahard nanotwinned cubic boron nitride

(2013) Yongjun Tian et al.   NATURE

Tian et al. reply

(2013) Yongjun Tian et al.   NATURE

Controversy about ultrahard nanotwinned cBN

(2013) Natalia Dubrovinskaia et al.   NATURE

Elastic properties of transparent nano-polycrystalline diamond measured by GHz-ultrasonic interferometry and resonant sphere methods

(2013) Yun-Yuan Chang et al.   PHYSICS OF THE EARTH AND PLANETARY INTERIORS

A novel large-volume Kawai-type apparatus and its application to the synthesis of sintered bodies of nano-polycrystalline diamond

(2013) Tetsuo Irifune et al.   PHYSICS OF THE EARTH AND PLANETARY INTERIORS

Observation of higher stiffness in nanopolycrystal diamond than monocrystal diamond

(2013) Kenichi Tanigaki et al.   Nature Communications

Creation of Nanostuctures by Extreme Conditions: High-Pressure Synthesis of Ultrahard Nanocrystalline Cubic Boron Nitride

(2012) Vladimir L. Solozhenko et al.   ADVANCED MATERIALS

Microscopic theory of hardness and design of novel superhard crystals

(2012) Yongjun Tian et al.   INTERNATIONAL JOURNAL OF REFRACTORY METALS & HARD MATERIALS

Influence of graphite crystallinity on the microtexture of nano-polycrystalline diamond obtained by direct conversion

(2012) Hiroaki Ohfuji et al.   PHYSICS AND CHEMISTRY OF MINERALS

Implementation of micro-ball nanodiamond anvils for high-pressure studies above 6 Mbar

(2012) Leonid Dubrovinsky et al.   Nature Communications

Modeling hardness of polycrystalline materials and bulk metallic glasses

(2011) Xing-Qiu Chen et al.   INTERMETALLICS

Ideal shear strength under compression and tension in C, Si, Ge, and cubic SiC: anab initiodensity functional theory study

(2011) Y Umeno et al.   JOURNAL OF PHYSICS-CONDENSED MATTER

Denser than diamond:Ab initiosearch for superdense carbon allotropes

(2011) Qiang Zhu et al.   PHYSICAL REVIEW B

Compressive Strength of Diamond from First-Principles Calculation

(2010) Xiaoguang Luo et al.   Journal of Physical Chemistry C

Interparticle interaction in condensed media: some elements are 'more equal than others'

(2009) Vadim V Brazhkin   PHYSICS-USPEKHI

Correlation between hardness and elastic moduli of the ultraincompressible transition metal diborides RuB2, OsB2, and ReB2

(2008) Hsiu-Ying Chung et al.   APPLIED PHYSICS LETTERS