Unraveling the origin of local chemical ordering in Fe-based solid-solutions

K Yan, Y Xu, J Niu, Y Wu, Y Li, B Gault, S Zhao… - Acta Materialia, 2024 - Elsevier
Local chemical ordering (LCO) can exert pronounced effects on both structural and
functional properties, tailoring LCO domains at (sub-) nanoscale could offer an alternative …

Ordered structure and solute-suppressed atomic ordering in iron-cobalt alloys

Y Li, W Qiang - Computational Materials Science, 2022 - Elsevier
The slowly cooled Fe-25 wt% Co alloys generally suffer from poor ductility due to the atomic
ordering. Combining DFT calculations and experiments, ordered L60-Fe3Co structure was …

Interstitial-driven local chemical order enables ultrastrong face-centered cubic multicomponent alloys

Z He, Y Guo, L Sun, HL Yan, X Guan, S Jiang, Y Shen… - Acta Materialia, 2023 - Elsevier
Multicomponent alloys of the Fe-Mn-Co-Cr-Ni family with face-centered cubic (fcc) structure
exhibit many excellent properties. However, they usually show limited yield strength, which …

Mechanically derived short-range order and its impact on the multi-principal-element alloys

JB Seol, WS Ko, SS Sohn, MY Na, HJ Chang… - Nature …, 2022 - nature.com
Chemical short-range order in disordered solid solutions often emerges with specific heat
treatments. Unlike thermally activated ordering, mechanically derived short-range order …

First-principles study of the effects of solutes on long-range order degree, self-diffusions and antiphase boundary energies in ordered FeCo alloy

Y Li, D Yang, W Qiang - Journal of Magnetism and Magnetic Materials, 2022 - Elsevier
The brittleness of FeCo alloy is generally caused by the B2 ordering behaviors. Alloying
elements V, Nb, Ta, Mo and W were experimentally found to be effective in improving the …

Depth-dependent decomposition and property of large magnetostriction Fe-Ga alloys

Y Zhang, P Sun, J Gou, X Liu, T Yang, C You… - Applied Surface Science, 2021 - Elsevier
Introducing dispersive and coherent nanoprecipitates by early-stage decomposition has
been recognized as a promising strategy to achieve super-functional properties, such as the …

Mechanism of collective interstitial ordering in Fe–C alloys

X Zhang, H Wang, T Hickel, J Rogal, Y Li… - Nature Materials, 2020 - nature.com
Collective interstitial ordering is at the core of martensite formation in Fe–C-based alloys,
laying the foundation for high-strength steels. Even though this ordering has been studied …

Morphology-evolved succulent-like FeCo microarchitectures with magnetic configuration regulation for enhanced microwave absorption

Z Yang, W You, X Xiong, R Zhang, Z Wu… - … Applied Materials & …, 2022 - ACS Publications
The regulation of magnetic configuration through diverse morphologies to achieve a rapid
magnetic response has attracted considerable academic favor on account of the unique …

The BCC-FCC phase transformation pathways and crystal orientation relationships in dual phase materials from Al-(Co)-Cr-Fe-Ni alloys

U Hecht, S Gein, O Stryzhyboroda, E Eshed… - Frontiers in …, 2020 - frontiersin.org
The alloy system Al-(Co)-Cr-Fe-Ni contains compositional ranges where a solid state BCC-
FCC phase transformation leads to dual-phase materials composed of face-centered cubic …

Short-range order in iron-rich Fe-Cr alloys as revealed by Mössbauer spectroscopy

SM Dubiel, J Cieslak - Physical Review B—Condensed Matter and Materials …, 2011 - APS
The distribution of Cr atoms in Fe 100-x Cr x alloys with x⩽ 25 within the first two
coordination shells, 1NN–2NN, around probe Fe 57 atoms was studied using Mössbauer …