Dr. Pratishtha Sharma

Assistant Professor
Department of Mechanical Engineering
Motilal Nehru National Institute of Technology Allahabad, Prayagraj, India-211004
E-mail: pratishtha[at]mnnit[dot]ac[dot]in
Telephone: NA(O) 9548590492(M)

Research Publications

Patents:

Solar power-driven self- illuminating wall/table clock. (Published, Indian Patent, Application No. 202411016313)

Modification of chemical composition and properties of A-TIG weld joint of dissimilar steels. (Granted, Indian Patent No.456846)

Book Chapter:

Anurag Sharma, Naman Joshi, Malesh Raghuvanshi, Naman Jain, Pratishtha Sharma & Akarsh Verma (2025). Data-driven analysis and prediction of weld bead geometry in A-TIG welding. In Geometrical Enhancements Based on Data-Driven Design Decisions (pp. 82-91). CRC Press.

Journals:

Pratishtha Sharma, Sivanandam Aravindan and Kusum Meena (2025), Applications of machine learning in monitoring and controlling the wire arc additive manufacturing: A review, Progress in Additive Manufacturing. https://doi.org/10.1007/s40964-025-01519-1

Pratishtha Sharma, Dheerendra Kumar Dwivedi and Gaurav Sharma (2025), Activated Flux Tungsten Inert Gas Welding of P92 Steel Using Pulse Current to Reduce Welding Heat Input, Journal of Materials Engineering and Performance, 1-13. https://doi.org/10.1007/s11665-025-10859-6

Gaurav Sharma, Dheerendra Kumar Dwivedi and Pratishtha Sharma (2025),Bond Interface Analysis and Creep Behavior of Vacuum Diffusion Bonded P92 Steel and 316L Austenitic Stainless Steel, Transactions of the Indian Institute of Metals 78 (3), 78. https://doi.org/10.1007/s12666-024-03548-w

Pratishtha Sharma & Dheerendra Kumar Dwivedi(2024),Enhancing mechanical properties of dissimilar steel A-TIG weld joint by in-situ induction post-heating, Manufacturing Letters, 42: 30-33. https://doi.org/10.1016/j.mfglet.2024.09.201

Gaurav Sharma, Dheerendra Kumar Dwivedi, and Pratishtha Sharma (2023) Study on dislocation density, microstructure, andmechanical properties of P92 steel for different heat treatment conditions Materials Science Engineering & Technology, 54.9: 1148-1156. https://doi.org/10.1002/mawe.202100023

Pratishtha Sharma & Dheerendra Kumar Dwivedi (2021), Improving the strength-ductility synergy and impact toughness of dissimilar martensitic-austenitic steel joints by A-TIG welding with wire feed, Materials Letters, 285, 129063. https://doi.org/10.1016/j.matlet.2020.129063

Pratishtha Sharma & Dheerendra Kumar Dwivedi (2021), Wire-feed assisted A-TIG welding of dissimilar steels, Archives of Civil and Mechanical Engineering,21, 1-20. https://doi.org/10.1007/s43452-021-00235-1

Pratishtha Sharma & Dheerendra Kumar Dwivedi (2021), Study on Flux assisted-Tungsten inert gas welding of bimetallic P92 martensitic steel-304H austenitic stainless steel using SiO2–TiO2 binary flux, International Journal of Pressure Vessels and Piping,192, 104423. https://doi.org/10.1016/j.ijpvp.2021.104423

Pratishtha Sharma & Dheerendra Kumar Dwivedi (2019), Comparative study of activated flux-GTAW and multipass-GTAW dissimilar P92steel-304H ASS joints, Materials and Manufacturing Processes, 34:11, 1195- 1204. https://doi.org/10.1080/10426914.2019.1605175

Pratishtha Sharma & Dheerendra Kumar Dwivedi (2019), A-TIG welding of dissimilar P92 steel and 304H austenitic stainless steel: Mechanisms, microstructure, and mechanical properties, Journal of Manufacturing Processes, 44, 166-178. https://doi.org/10.1016/j.jmapro.2019.06.003

Conference Proceedings:

Manasee Mishra, Pratishtha Sharma and Sivanandam Aravindan, Overcoming the Welding Challenges in Copper-Copper Plate Joining via A-TIG Welding, 23rd ISME International Conference on Recent Advances in Mechanical Engineering, 2025 jointly organised by Indian Institute of Technology Delhi, Malviya National Institute of Technology Jaipur and LNM Institute of Information Technology Jaipur.

Pratishtha Sharma, Sivanandam Aravindan, Kusum Meena and Dheerendra Kumar Dwivedi andHigh Temperature Mechanical Characterization of Dissimilar Steel A-TIG Weld Joint, Global Conference for Women Leaders and Emerging Researchers in Materials Science (GLOW), 2025 at Nanyang Technological University, Singapore.

Pratishtha Sharma, Dheerendra Kumar Dwivedi and Gaurav Sharma, Effect of Post Weld Heat Treatments on Microstructure and Mechanical Properties of Dissimilar P92 steel-AISI 304H ASS A-TIG Weld Joint, Materials Today Proceedings, International Conference on Advances in Materials, Mechanics, Mechatronics & Manufacturing (IC4M 2023), 15-17 April 2023. https://doi.org/10.1016/j.matpr.2023.08.327

Amol M. Kolhe & Pratishtha Sharma, A Critical Review on Fused Deposition Modeling Of Polymeric Composites, International Conference on Recent Advances in Mechanical Engineering, 25-27 August 2022, Indian Institute of Technology, Jodhpur, Rajasthan, India.

Gaurav Sharma, Rohan Tyagi, Priyanshu & Pratishtha Sharma, Variants of TIG welding process forimprovement of weld penetration depth-A review, 2nd International Conference on Innovative Technologies in Mechanical Engineering, 17-18 December 2021, KIET Group of Institutions, Delhi-NCR, India. https://doi.org/10.1016/j.matpr.2022.04.266