Hydrogen trapping in mixed carbonitrides

P Hammer, L Romaner, VI Razumovskiy - Acta Materialia, 2024 - Elsevier
Transition metal carbides with NaCl-structure have long been in focus for the design of
hydrogen embrittlement (HE) resistant high strength steels. While previous studies …

A material design guideline for self-assembled vertically aligned nanocomposite thin films

J Song, H Wang - Journal of Physics: Materials, 2025 - iopscience.iop.org
Nanocomposite thin films, comprising two or more distinct materials at nanoscale, have
attracted significant research interest considering their potential of integrating multiple …

Optimization of melt treatment for austenitic steel grain refinement

SN Lekakh, J Ge, V Richards, R O'Malley… - … Materials Transactions B, 2017 - Springer
Refinement of the as-cast grain structure of austenitic steels requires the presence of active
solid nuclei during solidification. These nuclei can be formed in situ in the liquid alloy by …

New insights into the adsorption of Fe on Ti (CxN1− x) surface: First-principles study

H Peng, X Zhao, Y Zhao, Y Lei, C Wu, Y Liu… - Materials Today …, 2023 - Elsevier
The present study systematically investigates the adsorption behavior of Fe atoms on the
titanium carbonitride (Ti (C x N 1− x)) surface during the initial stage of austenite nucleation …

Two inoculation methods for refining as-cast grain structure in austenitic 316L steel

DA Arvola, SN Lekakh, RJ O'Malley… - International Journal of …, 2019 - Springer
Two inoculation methods were utilized to introduce titanium nitride (TiN) particles into an
AISI 316L steel melt to refine the as-cast grain structure during solidification. The design of …

Atomic-structure and charge redistribution modified by intrinsic strain in α-fe/TMN (TM= Ti/Zr/Hf/V/Nb/Ta) interfaces

B Sun, D Yin, W Pi - Physica E: Low-dimensional Systems and …, 2023 - Elsevier
Metal/ceramics interfaces, ubiquitous in functional materials, alloys, and coatings/films
systems, provide excellent mechanical and chemical properties, mainly originating from …

Engineering nucleation kinetics of graphite nodules in inoculated cast iron for reducing porosity

SN Lekakh - Metallurgical and Materials Transactions B, 2019 - Springer
Inoculation of cast iron with spherical graphite (SGI) controls nucleation kinetics of graphite
nodules and is used for improving casting performance and eliminating solidification micro …

[HTML][HTML] Effect of solutes on the performance of Zn-coating and Zn-inducing transgranular cracking in steel based on DFT calculations

Y Chen, C Wang, W Xu - Journal of Materials Research and Technology, 2022 - Elsevier
The effect of solutes, Co, Cu, Cr, Mn, Mo, Nb, Ni, Ta, Ti, V and Zr, in steel on the penetration
properties of Zn and stability of surface or matrix were explored theoretically using density …

Influence of TiN additions on the microstructure of a lightweight Fe–Mn–Al steel

R Vaz Penna, LN Bartlett, R O'Malley - International Journal of …, 2020 - Springer
The potential of different inclusions to act as heterogeneous nucleation sites for primary
austenite during solidification of a lightweight Fe–30Mn–5.5 Al–1.5 C–1.2 Si steel was …

Heterogeneous nucleation interface between NbN (111) and TiN (111) in high-nitrogen austenitic stainless steels: First-principles calculation

D Wang, Q Li, X Jiao, G Ni, S Wang - Materials Today Communications, 2024 - Elsevier
Heterogeneous nucleation of NbN induced by TiN inclusions is important to play the role of
precipitation strengthening in high-nitrogen austenitic stainless steels. In this work, the …