Nanoindentation for probing the mechanical behavior of molecular crystals–a review of the technique and how to use it

U Ramamurty, J Jang - CrystEngComm, 2014 - pubs.rsc.org
Nanoindentation is a technique which can be used to measure the mechanical properties of
materials with high precision, even when they are only available in small quantities. As a …

Hierarchical precipitates, sequential deformation-induced phase transformation, and enhanced back stress strengthening of the micro-alloyed high entropy alloy

G Yang, JK Kim - Acta Materialia, 2022 - Elsevier
We report the annealing time-dependent microstructures and deformation mechanisms of
the novel face-centered cubic Fe 49.5 Mn 30 Co 10 Cr 10 C 0.2 Ti 0.1 V 0.1 Mo 0.1 HEA …

Nano‐and Micro‐Mechanical Properties of Ultrafine‐Grained Materials Processed by Severe Plastic Deformation Techniques

M Kawasaki, B Ahn, P Kumar, J Jang… - Advanced …, 2017 - Wiley Online Library
The processing of bulk metals through the application of severe plastic deformation (SPD)
provides the potential for achieving exceptional grain refinement leading to ultrafine‐grained …

Mechanism for material removal in diamond turning of reaction-bonded silicon carbide

J Yan, Z Zhang, T Kuriyagawa - International Journal of Machine Tools and …, 2009 - Elsevier
Reaction-bonded silicon carbide (RB-SiC) is a new ceramic material that has extremely high
strength and hardness. Diamond turning experiments were performed on RB-SiC to …

Nanomechanical behavior and structural stability of a nanocrystalline CoCrFeNiMn high-entropy alloy processed by high-pressure torsion

DH Lee, IC Choi, MY Seok, J He, Z Lu… - Journal of Materials …, 2015 - cambridge.org
A CoCrFeNiMn high-entropy alloy (HEA), in the form of a face-centered cubic (fcc) solid
solution, was processed by high-pressure torsion (HPT) to produce a nanocrystalline (nc) …

Determining individual phase properties in a multi-phase Q&P steel using multi-scale indentation tests

G Cheng, KS Choi, X Hu, X Sun - Materials Science and Engineering: A, 2016 - Elsevier
A new inverse method was developed to predict the stress–strain behaviors of constituent
phases in a multi-phase steel using the load–depth curves measured in nanoindentation …

Annealing effect on plastic flow in nanocrystalline CoCrFeMnNi high-entropy alloy: A nanomechanical analysis

DH Lee, JA Lee, Y Zhao, Z Lu, JY Suh, JY Kim… - Acta Materialia, 2017 - Elsevier
The influence of annealing on the constitutive stress-strain response of nanocrystalline (nc)
CoCrFeMnNi high-entropy alloy (HEA) was investigated through a series of nanoindentation …

Fracture toughness of silicon nitride thin films of different thicknesses as measured by bulge tests

B Merle, M Göken - Acta Materialia, 2011 - Elsevier
A bulge test setup was used to determine the fracture toughness of amorphous low-pressure
chemical vapor deposited (LPCVD) silicon nitride films with various thicknesses in the range …

Heterogeneous grain size and enhanced hardness by precipitation of the BCC particles in medium entropy Fe–Ni–Cr alloys

G Yang, J Kang, A Carsbring, W Mu, P Hedström… - Journal of Alloys and …, 2023 - Elsevier
We report the chemical-composition-dependent precipitation of Cr-rich BCC particles and
their role in the hardening of Fe–Cr–Ni medium entropy alloys (MEAs). Three alloys with …

Fabrication of nanocomposites through diffusion bonding under high-pressure torsion

M Kawasaki, JK Han, DH Lee, J Jang… - Journal of Materials …, 2018 - cambridge.org
This report summarizes a recent study demonstrating simple and rapid synthesis of a new Al–
Mg alloy system and ultimately synthesizing a metal matrix nanocomposite, which was …