Review of thermal stability of nanomaterials

RA Andrievski - Journal of materials science, 2014 - Springer
Current developments in kinetic and thermodynamic stabilization of grains in nanostructured
metals, alloys, and compounds are generalized and discussed in detail. As applied to the …

Thermal stability of nanocrystalline materials: thermodynamics and kinetics

HR Peng, MM Gong, YZ Chen, F Liu - International materials …, 2017 - Taylor & Francis
As nanocrystalline (NC) materials exhibit many unique properties, which are often superior
to the properties of their coarse-grained counterparts, they offer significant potential for use …

Estimation of grain boundary segregation enthalpy and its role in stable nanocrystalline alloy design

HA Murdoch, CA Schuh - Journal of Materials Research, 2013 - cambridge.org
Grain boundary segregation provides a method for stabilization of nanocrystalline metals—
an alloying element that will segregate to the boundaries can lower the grain boundary …

The role of grain boundary character in solute segregation and thermal stability of nanocrystalline Pt–Au

CM Barr, SM Foiles, M Alkayyali, Y Mahmood, PM Price… - Nanoscale, 2021 - pubs.rsc.org
Nanocrystalline (NC) metals suffer from an intrinsic thermal instability; their crystalline grains
undergo rapid coarsening during processing treatments or under service conditions. Grain …

Mitigating grain growth in binary nanocrystalline alloys through solute selection based on thermodynamic stability maps

KA Darling, MA Tschopp, BK VanLeeuwen… - Computational Materials …, 2014 - Elsevier
Mitigating grain growth at high temperatures in binary nanocrystalline alloys is important for
processing nanocrystalline alloy systems. The objective of this research is to develop a …

Enhanced mechanical and electrical properties of in situ synthesized nano-tungsten dispersion-strengthened copper alloy

T Lu, C Chen, P Li, C Zhang, W Han, Y Zhou… - Materials Science and …, 2021 - Elsevier
In this study, a novel dispersion-strengthened copper-tungsten alloy with improved
mechanical properties, electrical conductivity, and thermal stability was prepared by …

Microstructure and mechanical properties of bulk nanostructured Cu–Ta alloys consolidated by equal channel angular extrusion

KA Darling, MA Tschopp, RK Guduru, WH Yin, Q Wei… - Acta materialia, 2014 - Elsevier
Abstract Nanostructured Cu–Ta alloys have shown promise as high-strength nanocrystalline
materials in part due to their limited grain growth at high temperatures. In the present study …

“Bulk” nanocrystalline metals: review of the current state of the art and future opportunities for copper and copper alloys

MA Tschopp, HA Murdoch, LJ Kecskes, KA Darling - Jom, 2014 - Springer
It is a new beginning for innovative fundamental and applied science in nanocrystalline
materials. Many of the processing and consolidation challenges that have haunted …

Stabilizing a severely deformed Al–7Mg alloy with a multimodal grain structure via Mg solute segregation

M Zha, HM Zhang, XT Meng, HL Jia, SB Jin… - Journal of Materials …, 2021 - Elsevier
Abstract Single-phase Al–Mg alloys processed by severe plastic deformation (SPD) usually
suffer from unsatisfactory thermal stability at moderate to high temperatures with …

Ultra-strong and thermally stable nanocrystalline CrCoNi alloy

P Gao, S Sun, H Li, R Niu, S Han, H Zong… - Journal of Materials …, 2022 - Elsevier
Grain refinement to the nanocrystalline regime is the most effective way to strengthen
materials but this often deteriorates the grain-size thermal stability and plasticity. Here we …