Abhijeet Dhal
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View article: Additive friction stir deposition of Fe-Cr-Ni transformative alloy
Additive friction stir deposition of Fe-Cr-Ni transformative alloy Open
View article: Decoding deformation-induced phase transformation in a high entropy alloy via nanoindentation pop-in phenomenon
Decoding deformation-induced phase transformation in a high entropy alloy via nanoindentation pop-in phenomenon Open
Three high-entropy alloys (HEAs) exhibiting austenite-to-martensite (γ→ϵ) transformation with composition-dependent metastability variation were nanoindented. The incipient γ→ϵ transformation is elastic stress-induced and occurred via mono…
View article: Evading strength-ductility trade-off in a metastability engineered layered metallic composite
Evading strength-ductility trade-off in a metastability engineered layered metallic composite Open
This investigation demonstrates a unique layered metallic composite (LMC) design strategy which exploits the metastability tunability of the transformative complex concentrate alloys (CCAs). Metastability engineered LMC (ME-LMC) was prepar…
View article: Near crack free additive manufacturing of a novel W-Nb-C alloy
Near crack free additive manufacturing of a novel W-Nb-C alloy Open
The high ductile brittle transition temperature of tungsten (W) poses challenges like cracking and porosity during its laser-powder bed additive manufacturing (L-PBFAM). Computational alloy design evaluated niobium (Nb) and carbon (C) to a…
View article: Heterogenous phase evolution and mechanical response in additively manufactured low alloy martensitic steel processed via laser-directed energy deposition
Heterogenous phase evolution and mechanical response in additively manufactured low alloy martensitic steel processed via laser-directed energy deposition Open
This work investigates complex heterogeneity in microstructure and mechanical properties of a low alloy martensitic steel fabricated via laser-directed energy deposition (L-DED). A multi-scale characterization starting from macro-scale opt…
View article: Irradiation-induced shift in the thermodynamic stability of phases and the self-healing effect in transformative high entropy alloys
Irradiation-induced shift in the thermodynamic stability of phases and the self-healing effect in transformative high entropy alloys Open
View article: Multimodal and multiscale strengthening mechanisms in Al-Ni-Zr-Ti-Mn alloy processed by laser powder bed fusion additive manufacturing
Multimodal and multiscale strengthening mechanisms in Al-Ni-Zr-Ti-Mn alloy processed by laser powder bed fusion additive manufacturing Open
Article describes how the unique thermokinetics of laser-powder bed fusion additive manufacturing has been exploited for development of a novel high strength Al-Ni-Ti-Zr-Mn alloy. The authors say that the addition of 0.5 wt% Mn leads to ex…
View article: A Novel Approach for Enhanced Mechanical Properties in Solid-State Additive Manufacturing by Additive Friction Stir Deposition Using Thermally Stable Al-Ce-Mg Alloy
A Novel Approach for Enhanced Mechanical Properties in Solid-State Additive Manufacturing by Additive Friction Stir Deposition Using Thermally Stable Al-Ce-Mg Alloy Open
View article: Mapping hierarchical and heterogeneous micromechanics of a transformative high entropy alloy by nanoindentation and machine learning augmented clustering
Mapping hierarchical and heterogeneous micromechanics of a transformative high entropy alloy by nanoindentation and machine learning augmented clustering Open
Article describes how conventional macromechanical tests provide limited insights into complex hierarchical deformation behavior of a transformative high entropy alloy (HEA). In this work, a high throughput microstructure-micromechanical c…
View article: Additive manufacturing of a metastable high entropy alloy: Metastability engineered microstructural control via process variable driven elemental segregation
Additive manufacturing of a metastable high entropy alloy: Metastability engineered microstructural control via process variable driven elemental segregation Open
View article: High-Throughput Investigation of Multiscale Deformation Mechanism in Additively Manufactured Ni Superalloy
High-Throughput Investigation of Multiscale Deformation Mechanism in Additively Manufactured Ni Superalloy Open
In this paper, Inconel 718 (IN718) superalloy was processed by laser powder-bed fusion additive manufacturing (L-PBFAM), followed by heat treatment. High-resolution nanoindentation was used to investigate the complex deformation mechanisms…
View article: Excellent Strength-Ductility Synergy in a Novel As-Cast High Entropy Alloy with High Cu Concentration
Excellent Strength-Ductility Synergy in a Novel As-Cast High Entropy Alloy with High Cu Concentration Open
View article: Synergy of tensile strength and high cycle fatigue properties in a novel additively manufactured Al-Ni-Ti-Zr alloy with a heterogeneous microstructure
Synergy of tensile strength and high cycle fatigue properties in a novel additively manufactured Al-Ni-Ti-Zr alloy with a heterogeneous microstructure Open
View article: Irradiation response of innovatively engineered metastable TRIP high entropy alloy
Irradiation response of innovatively engineered metastable TRIP high entropy alloy Open
View article: Additive friction stir deposition of SS316: Effect of process parameters on microstructure evolution
Additive friction stir deposition of SS316: Effect of process parameters on microstructure evolution Open
View article: Multiscale hierarchical and heterogeneous mechanical response of additively manufactured novel Al alloy investigated by high-resolution nanoindentation mapping
Multiscale hierarchical and heterogeneous mechanical response of additively manufactured novel Al alloy investigated by high-resolution nanoindentation mapping Open
View article: Achieving excellent microformability in aluminum by engineering a unique ultrafine-grained microstructure
Achieving excellent microformability in aluminum by engineering a unique ultrafine-grained microstructure Open
View article: Influence of alloy chemistry on the deformation behaviour and anisotropic properties of aluminium ultra-fine-grained thin sheets
Influence of alloy chemistry on the deformation behaviour and anisotropic properties of aluminium ultra-fine-grained thin sheets Open
In the present work, cryorolling was performed on both pure Al (AA1070) and Al-Mg alloy (AA5083). Cryorolled materials were subjected to same level thermal treatment. The deformation behaviour and anisotropic properties of these materials …
View article: Investigation into the micro deep drawing capabilities of a specially engineered refined aluminium alloy
Investigation into the micro deep drawing capabilities of a specially engineered refined aluminium alloy Open
During miniaturisation, size of the part comes close to grain size of the material. There is an overall decrease in the total number grains undergoing deformation and most of these are surface grains. Therefore, microscale deformation is m…