Publications

Journal Publications

Phase transformation during friction stir processing of dual-phase 600 steel
Nikhil Gotawala, Abhishek Wadighare, and Amber Shrivastava
Journal of Materials Science 55, no. 10 (2020): 4464-4477.
DOI

Microstructural analysis and mechanical behavior of SS 304 and titanium joint from friction stir butt welding
Nikhil Gotawala, and Amber Shrivastava
Materials Science and Engineering: A 789 (2020): 139658.
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Analysis of material distribution in dissimilar friction stir welded joints of Al 1050 and copper
Nikhil Gotawala, and Amber Shrivastava
Journal of Manufacturing Processes 57 (2020): 725-736.
DOI

Microstructure and texture evolution of complete Mg-3Al-0.2 Ce alloy blanks upon multi-pass friction stir processing with spiral strategy
Nikhil Gotawala, Abhishek Kumar, Sushil Mishra, and Amber Shrivastava
Materials Today Communications (2020): 101850.
DOI

Investigation of interface microstructure and mechanical properties of rotatory friction welded dissimilar aluminum-steel joints
Nikhil Gotawala, and Amber Shrivastava
Materials Science and Engineering: A (2021): 141900.
DOI

Thermodynamics-based analysis of formation and growth of FeTi and β-Ti during friction stir welding of SS304 and pure titanium
Nikhil Gotawala, and Amber Shrivastava
Journal of Materials Science (2021): 1-19.
DOI

Solid-state depositions of multilayer SS304 by friction stir metal deposition
Nikhil Gotawala, Neeraj Kumar Mishra, and Amber Shrivastava
Materials Letters 314 (2022): 131881.
DOI

X-ray tomography and characterization of dissimilar interface revealing the interplay of intermetallics, interlocking, and voids on joint strength of Al6061 and AZ31Mg dissimilar friction stir welds
Nikhil Gotawala, and Amber Shrivastava
CIRP Journal of Manufacturing Science and Technology 44 (2023): 70-81.
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Material flow path and extreme thermomechanical processing history during additive friction stir deposition
Nikhil Gotawala, and Hang Z. Yu
Journal of Manufacturing Processes 101 (2023): 114-127.
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Conference Publications

Investigation of interfacial diffusion during dissimilar friction stir welding
Nikhil Gotawala, and Amber Shrivastava
Friction Stir Welding and Processing X, pp. 109-119. Springer, Cham, 2019.
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Analysis of Al 6061 and Mild Steel Joints from Rotary Friction Welding
Nikhil Gotawala, and Amber Shrivastava
TMS 2021 150th Annual Meeting & Exhibition Supplemental Proceedings, pp. 669-678. Springer International Publishing, 2021.
DOI

Effect of Diffusion on Intermetallics at Interface During Friction Stir Welding of Stainless Steel and Pure Titanium
Nikhil Gotawala, and Amber Shrivastava
Friction Stir Welding and Processing XI, pp. 135-146. Springer International Publishing, 2021.
DOI

Collaborative Publications

Defects, microstructure and mechanical behaviour upon multi-pass friction stir processing of magnesium alloy with spiral tool path
Abhishek Kumar, Nikhil Gotawala, Sushil Mishra, and Amber Shrivastava
CIRP Journal of Manufacturing Science and Technology 32 (2021): 170-178.
DOI

Towards underwater additive manufacturing via additive friction stir deposition
R. Joey Griffiths, Nikhil Gotawala, Greg D. Hahn, David Garcia, and Hang Z. Yu
Materials & Design 223 (2022): 111148.
DOI

Thermal prediction of additive friction stir deposition through Bayesian learning-enabled explainable artificial intelligence
Zhu, Yunhui, Xiaofeng Wu, Nikhil Gotawala, David M. Higdon, and Z. Yu Hang
Journal of Manufacturing Systems 72 (2024): 1-15.
DOI

Additive Friction Stir Deposition of AA7050 Achieving Forging-Like Tensile Properties
Greg D. Hahn, Kendall P. Knight, Nikhil Gotawala, and Hang Z. Yu
Materials Science and Engineering: A
DOI

An exploratory study on miniaturized additive friction stir deposition
Gottwald, Ryan B., Nikhil Gotawala, Donald J. Erb, and Z. Yu Hang
Journal of Manufacturing Processes 126 (2024): 154-164.
DOI

Shear-driven solid-state additive manufacturing of aerospace aluminum on impurity contaminated surfaces
Wu, Xiaofeng, Abhishek Rastogi, Nikhil Gotawala, Mark A. Pandol, Yunhui Zhu, and Hang Z. Yu
Materials & Design (2025): 114312.
DOI