Nanomaterials by severe plastic deformation: review of historical developments and recent advances

K Edalati, A Bachmaier, VA Beloshenko… - Materials Research …, 2022 - Taylor & Francis
Severe plastic deformation (SPD) is effective in producing bulk ultrafine-grained and
nanostructured materials with large densities of lattice defects. This field, also known as …

Metastability in high-entropy alloys: A review

S Wei, F He, CC Tasan - Journal of Materials Research, 2018 - cambridge.org
Classical alloy design strategies often aim to benefit from metastability. Examples are
numerous: metastable transformation-and twinning-induced plasticity steels, cobalt or …

Selective laser melting of an equiatomic CoCrFeMnNi high-entropy alloy: Processability, non-equilibrium microstructure and mechanical property

R Li, P Niu, T Yuan, P Cao, C Chen, K Zhou - Journal of Alloys and …, 2018 - Elsevier
The selective laser melting (SLM) of an equiatomic CoCrFeMnNi high-entropy alloy (HEA)
powder was studied, with emphasis on its non-equilibrium microstructural evolution and …

Laser additive manufacturing of nano-TiC particles reinforced CoCrFeMnNi high-entropy alloy matrix composites with high strength and ductility

H Chen, T Lu, Y Wang, Y Liu, T Shi… - Materials Science and …, 2022 - Elsevier
CoCrFeMnNi high-entropy alloy (HEA) matrix composites reinforced with nano-sized TiC
particles were successfully fabricated by laser powder bed fusion (LPBF), which is widely …

Significance of grain refinement on micro-mechanical properties and structures of additively-manufactured CoCrFeNi high-entropy alloy

W Zhao, JK Han, YO Kuzminova, SA Evlashin… - Materials Science and …, 2021 - Elsevier
Grain refinement is an effective approach to improve mechanical properties of
conventionally-manufactured high entropy alloys (HEAs). Additive manufacturing of HEAs is …

Design metastability in high-entropy alloys by tailoring unstable fault energies

X Wang, RR De Vecchis, C Li, H Zhang, X Hu… - Science …, 2022 - science.org
Metastable alloys with transformation-/twinning-induced plasticity (TRIP/TWIP) can
overcome the strength-ductility trade-off in structural materials. Originated from the …

Enhanced strength and ductility in a friction stir processing engineered dual phase high entropy alloy

SS Nene, K Liu, M Frank, RS Mishra, RE Brennan… - Scientific reports, 2017 - nature.com
The potential of high-entropy alloys (HEAs) to exhibit an extraordinary combination of
properties by shifting the compositional regime from the corners towards the centers of …

Selective laser melting of CoCrFeNiMn high entropy alloy powder modified with nano-TiN particles for additive manufacturing and strength enhancement: Process …

B Li, L Zhang, Y Xu, Z Liu, B Qian, F Xuan - Powder Technology, 2020 - Elsevier
Abstract Selective Laser Melting (SLM) was applied for Additive Manufacturing (AM) of
CoCrFeNiMn high entropy alloy (HEA) and TiN p/CoCrFeNiMn composite, with the tailored …

Effect of Si on the evolution of plasticity mechanisms, grain refinement and hardness during high-pressure torsion of a non-equiatomic CoCrMnNi multi-principal …

K Kishore, AK Chandan, PT Hung, S Kumar… - International Journal of …, 2023 - Elsevier
The present study unraveled the defining role of small silicon (Si) addition (5 atomic%) in
dramatically altering the plasticity mechanisms, grain refinement and hardening response of …

Effects of process parameters on microstructures and tensile properties of laser melting deposited CrMnFeCoNi high entropy alloys

S Xiang, J Li, H Luan, A Amar, S Lu, K Li… - Materials Science and …, 2019 - Elsevier
In this paper, a laser melting deposition (LMD) technique has been applied to fabricate
CrMnFeCoNi high entropy alloys (HEAs). The microstructures and tensile properties of …