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Journal Articles

Evaluation of Phase Transformation Strain and Its Influence on Residual Stress Generation in Laser Welded Ti–6Al–4V Alloy

Bikash Kumar, Swarup Bag, M. Ruhul Amin
Journal: Journal of Manufacturing Science and Engineering
Article Type: Research Papers
J. Manuf. Sci. Eng. December 2022, 144(12): 121002.
Paper No: MANU-22-1106
DOI: https://doi.org/10.1115/1.4054903
Published Online: July 27, 2022
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Topics: Alloys, Lasers, Martensitic transformations, Phase transitions, Stress, Temperature, Welding, Cooling, Laser welding, Heat
Proceedings Papers

Influence of Volumetric Dilation of Microstructural Phases on Residual Stress Distribution in Laser Welded Ti-Alloy

Bikash Kumar, Swarup Bag, M. Ruhul Amin
Proc. ASME. IMECE2021, Volume 11: Heat Transfer and Thermal Engineering, V011T11A089, November 1–5, 2021
Paper No: IMECE2021-68987
DOI: https://doi.org/10.1115/IMECE2021-68987
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Topics: Alloys, Lasers, Phase transitions, Stress, Stress concentration, Titanium alloys, Compression, Cooling, Cycles, Equipment performance
Journal Articles

A Finite Element Model for the Prediction of Chip Formation and Surface Morphology in Friction Stir Welding Process

Debtanay Das, Swarup Bag, Sukhomay Pal, M Ruhul Amin
Journal: Journal of Manufacturing Science and Engineering
Article Type: Research Papers
J. Manuf. Sci. Eng. April 2022, 144(4): 041015.
Paper No: MANU-21-1256
DOI: https://doi.org/10.1115/1.4052526
Published Online: October 22, 2021
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Topics: Flow (Dynamics), Friction, Temperature, Welding
Proceedings Papers

Prediction of Surface Profile in Friction Stir Welding Using Coupled Eulerian and Lagrangian Method

Debtanay Das, Swarup Bag, Sukhomay Pal, M. Ruhul Amin
Proc. ASME. IMECE2020, Volume 11: Heat Transfer and Thermal Engineering, V011T11A035, November 16–19, 2020
Paper No: IMECE2020-23193
DOI: https://doi.org/10.1115/IMECE2020-23193
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Topics: Friction, Welding
Journal Articles

Investigation on Ultrashort Pulse Laser Welding of Dissimilar Metallic Materials Expending Phase-Lag Influence

Swarup Bag, M. Ruhul Amin
Journal: Journal of Thermal Science and Engineering Applications
Article Type: Research Papers
J. Thermal Sci. Eng. Appl. October 2020, 12(5): 051014.
Paper No: TSEA-19-1427
DOI: https://doi.org/10.1115/1.4046360
Published Online: March 13, 2020
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Topics: Heat, Heat flux, Lasers, Relaxation (Physics), Temperature, Welding, Ablation (Vaporization technology), Delays, Intermetallic compounds, Heat transfer
Proceedings Papers

Development of an Arbitrary Adaptive Volumetric Heat Source Model for Keyhole Mode Laser Welding Process

Swarup Bag, M. Ruhul Amin
Proc. ASME. IMECE2019, Volume 8: Heat Transfer and Thermal Engineering, V008T09A057, November 11–14, 2019
Paper No: IMECE2019-10152
DOI: https://doi.org/10.1115/IMECE2019-10152
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Topics: Heat, Laser welding, Welding, Geometry, Shapes, Boiling, Evaporation, Heat conduction, Heat transfer, Interface phenomena
Proceedings Papers

Thermal Stress Associated With Non-Fourier Heat Conduction in Femtosecond Laser Heating of Multilayer Metallic Films

Swarup Bag, M. Ruhul Amin
Proc. ASME. IMECE2018, Volume 8B: Heat Transfer and Thermal Engineering, V08BT10A056, November 9–15, 2018
Paper No: IMECE2018-86144
DOI: https://doi.org/10.1115/IMECE2018-86144
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Topics: Heat conduction, Heating, Lasers, Metallic films, Thermal stresses, Temperature distribution, Stress, Thermoelasticity, Thin films, Transients (Dynamics)
Proceedings Papers

Simulation Based Study on Ultra-Short Pulse Laser Welding of Dissimilar Materials Expending Phase Lag Influence

Swarup Bag, M. Ruhul Amin
Proc. ASME. IMECE2017, Volume 8: Heat Transfer and Thermal Engineering, V008T10A001, November 3–9, 2017
Paper No: IMECE2017-70068
DOI: https://doi.org/10.1115/IMECE2017-70068
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Topics: Laser welding, Simulation, Lasers, Temperature, Heat transfer, Relaxation (Physics), Welding, Delays, Geometry, Temperature distribution