Diffusion in high entropy alloy systems–a review

V Verma, CH Belcher, D Apelian, EJ Lavernia - Progress in Materials …, 2024 - Elsevier
High entropy alloys (HEAs) represent a class of multicomponent alloys that have garnered
significant attention within materials community over the past two decades, largely due to …

A mystery of" sluggish diffusion" in high-entropy alloys: the truth or a myth?

SV Divinski, AV Pokoev, N Esakkiraja… - Diffusion foundations, 2018 - Trans Tech Publ
High entropy alloys (HEAs) are considered as a novel class of materials with a large number
of components (five and more) available in equiatomic or nearly equatomic proportions. One …

Role of Fe2Al5 in fracture of novel dissimilar aluminum-steel resistance spot welds using multi-ring domed electrodes

L Shi, J Kang, C Qian, J Liang… - Materials Science and …, 2022 - Elsevier
In a comparative study of resistance spot welded (RSW) 1.2 mm AA6022 joined to 2.0 mm
high strength low alloy (HSLA) steel and 1.2 mm AA6022 joined to 2.0 mm low carbon steel …

A physics-informed neural network-based numerical inverse method for optimization of diffusion coefficients in NiCoFeCr multi principal element alloy

H Kumar, A Dash, A Paul, S Bhattacharyya - Scripta Materialia, 2022 - Elsevier
The composition-dependent pseudo-binary (PB) interdiffusion coefficients and the main
intrinsic diffusion coefficients of all the components at the near equiatomic composition of …

[HTML][HTML] Influencing mechanism of inherent aluminum oxide film on coach peel performance of baked Al-Steel RSW

S Hu, AS Haselhuhn, Y Ma, Y Li, BE Carlson, Z Lin - Materials & Design, 2021 - Elsevier
A traditional resistance spot weld process in combination with Multi-Ring Domed welding
electrodes was applied to join AA5754-O to low carbon steel. The coach peel performance …

Pseudo-binary and pseudo-ternary diffusion couple methods for estimation of the diffusion coefficients in multicomponent systems and high entropy alloys

N Esakkiraja, K Pandey, A Dash, A Paul - Philosophical Magazine, 2019 - Taylor & Francis
The benefits of using the pseudo-binary and pseudo-ternary diffusion couple methods in
multicomponent inhomogeneous systems are demonstrated by estimating different types of …

A novel concept of pseudo ternary diffusion couple for the estimation of diffusion coefficients in multicomponent systems

N Esakkiraja, A Paul - Scripta Materialia, 2018 - Elsevier
A pseudo ternary diffusion couple technique in a multicomponent system by simplifying the
mathematical complications of Onsager formalism is proposed for the estimation of …

On interdiffusion in FeNiCoCrMn high entropy alloy

V Verma, A Tripathi, KN Kulkarni - Journal of Phase Equilibria and …, 2017 - Springer
Interdiffusion was studied in FCC FeNiCoCrMn high entropy alloy (HEA) system with the
help of two quinary diffusion couples annealed at 1000° C for 100 hours. The terminal alloys …

Correlation between estimated diffusion coefficients from different types of diffusion couples in multicomponent system

N Esakkiraja, A Dash, A Mondal, KCH Kumar, A Paul - Materialia, 2021 - Elsevier
The interdiffusion coefficients can be estimated now purely experimentally from
multicomponent diffusion profiles utilizing the recently proposed pseudo-binary and pseudo …

[HTML][HTML] Tensile and fatigue behavior of novel dissimilar resistance spot welds of AA5754 to steels: interplay of intermetallic layer, weld nugget diameter and notch root …

L Shi, J Xue, J Kang, BS Amirkhiz… - Journal of Materials …, 2023 - Elsevier
AA5754 sheet was resistance spot welded (RSW) to high-strength low-alloy (HSLA) steel
sheet and low carbon steel (LCS) sheet respectively using multi-ring domed (MRD) …