Dr. R. K. Mittal

Assistant Professor

Department of Mechanical Engineering

Indian Institute of Technology Guwahati

Guwahati, Assam : 781039

Office : FR/21, ME-Annex Building

Phone : +91-361-258-3576

Email : rkmittal@iitg.ac.in


Education

IIT Bombay

Ph. D.
Mechanical Engineering
2014 - 2019

IIT Bombay

Dual Degree ( B Tech and M Tech )
Mechanical Engineering
2005 - 2010

Experience

Assistant Professor

Department of Mechanical Engineering
IIT Guwahati
Oct 2021 - Present

DST Inspire Faculty

Department of Mechanical Engineering
IISc Bangalore
October 2020 - October 2021

Director and Co-Founder

Mumbai, India
July 2018 - Present

Research Associate

Department of Mechanical Engineering
IIT Bombay
August 2019 - February 2020

Design Engineer

Bharat Heavy Electricals Ltd
Haridwar
July 2010 - March 2014

Research

Research Interests

  • Dynamics of Machining Process
  • Experimental Characterization and Modeling of Chatter Phenomenon in Machining
  • Precision Machine Design and Development
  • Biomedical Devices Manufacturing
  • Software Developement for chatter free machining
  • Ongoing Projects

      S.No. Project Name Sponsor Budget Year
      1 Development of a Higher Order Nonlinear MDOF Stability Model for a 5-Axis High-Speed Micromilling of Difficult-to-Cut Materials Inspire Faculty Fellowship Project
      Department of Science and Technology (DST), Govt of India
      Rs. 35 Lakhs (47K USD) 2020-2025

    Patents & Publications

    Patents

    1. R. K. Mittal, P. Mehta, R. Singh, D. Kothari, “System and Method for Producing Micro Scale Optical Codes on Jewelry and Gemstones and Scanning Micro Scale Optical Codes thereof for Digital Personalization”, accepted for US patent filed (2019)
    2. S. Alya, R. K. Mittal, P. Parmar, K. Keshav, Singh, R., A. Rahim and S. Kharat, “Laser based tyre mold vent cleaning process and device”, US patent: US10442117 B2, 2019.

    Book Chapters

    1. Mittal, R. K., Singh, K. K. and Singh, R., “Process Development and Stability Modeling of High-speed Micromachining” submitted to New horizons in Metallurgy, Materials, and Manufacturing

    Journals

    1. Azim, S., Gangopadhyay, S., Mahapatra, S. S. and Mittal, R. K., “Study on the Influence of HiPIMS-deposited CrAlN and TiAlN Coatings in Micro Drilling of a Ni-based Superalloy using Analysis of Thrust Force and Tool Wear”, Submitted to ASME Journal of Manufacturing Science and Engineering, 2021
    2. Mittal, R. K., Kulkarni, S. S. and Singh, R., “Investigation of Dynamics and Stability of High-Speed Micromilling using Higher-Order Stability Model based on Rotor Dynamics”, submitted to Journal of Materials Processing Technology, 2021
    3. Bhopale, N., Mastud, S. and Mittal, R. K., “Metallurgical and Machining Performance Aspects of Cryotreated Tungsten Carbide Micro-End Mill Cutters”, submitted to Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture, 2021
    4. Bhopale, N., Mastud, S. and Mittal, R. K., “Performance Analysis of Uncoated, TiN Coated and Cryotreated Micro Tungsten Carbide Tools while Micromilling of Ti-6Al-4V”, accepted to International Journal of Machining and Machinability of Materials, 2021
    5. Mittal, R. K. and Singh, R., “Investigation of gyroscopic effect on the stability of high speed micromilling via bifurcation analysis” Journal of Manufacturing and Materials Processing, Vol. 5(4), 130, 2021
    6. Kumar, P., Mittal, R. K., Singh, R. and Joshi, S. S., “Experimental Characterization of Conformal Hydrodynamic Nanopolishing of a Machined Single Crystal Sapphire Cavity” Journal of Micromanufacturing, Vol. 4(2), pp. 118-126, 2021
    7. Azim, S., Gangopadhyay, S., Mahapatra, S. S., Mittal, R. K. and Singh, R., “Role of PVD Coating on Wear and Surface Integrity during Environment-Friendly Micro Drilling of Ni-based Superalloy”, Journal of Cleaner Production, Vol. 272, pp. 122741, 2020
    8. Sahoo, P., Patra, K., Singh, V. K., Mittal, R. K. and Singh, R., “Modelling Dynamic Stability and Cutting Forces in Micro Milling of Ti6Al4V using Intermittent Oblique Cutting FEM Simulation-Based Force Coefficients”, ASME Journal of Manufacturing Science and Engineering, Vol. 142-9, pp. 1-17, 2020
    9. Mittal, R. K., Kulkarni, S. S. Barshilia, H. and Singh, R., “Machining Response and Damage Evolution of Amorphous Carbon Coated Tools in High-Speed Micromilling of Ti–6Al–4V”, ASME Journal of Micro and Nano-Manufacturing, Vol. 8-2, pp. 024507, 2020
    10. Mittal, R. K., Maheshwari, C., Kulkarni, S. S. and Singh, R., “Effect of Progressive Tool Wear on the Evolution of the Dynamic Stability Limits in High-Speed Micromilling of Ti-6Al-4V”, ASME Journal of Manufacturing Science and Engineering, Vol. 141-11, pp. 111006, 2019
    11. Azim, S., Gangopadhyay, S., Mahapatra, S. S., Mittal, R. K., Singh, A. and Singh, R., “Study of Cutting Forces and Surface Integrity in Micro Drilling of a Ni-based Superalloy”, Journal of Manufacturing Processes, Vol. 45, pp. 368-378, 2019
    12. Mittal, R. K., Kulkarni, S. S. and Singh, R., “Multiple Degree of Freedom Rotordynamics based Stability Modeling in High-speed Micromilling of Ti-6Al-4V”, Procedia Manufacturing, Vol. 26, pp. 607-616, 2018
    13. Mittal, R. K., Kulkarni, S. S. and Singh, R., “Characterization of Anti-Abrasion and Anti-Friction Coatings on Micromachining Response in High Speed Micromilling of Ti-6Al-4V,” Journal of Manufacturing Processes, Vol. 34(A), pp. 303-312, 2018
    14. Mittal, R. K., Kulkarni, S. S. and Singh, R., “Characterization of Lubrication Sensitivity on Dynamic Stability in High-Speed Micromilling of Ti-6Al-4V via a Novel Numerical Scheme,” International Journal of Mechanical Sciences, Vol. 142-143, pp. 51-65, 2018
    15. Mittal, R. K., Kulkarni, S. S. and Singh, R., “Effect of Lubrication on Machining Response and Dynamic Instability in High-Speed Micromilling of Ti-6Al-4V,” Journal of Manufacturing Processes, Vol. 28(3), pp. 413-421 (2017)
    16. Mittal, R. K., Yadav, S. and Singh R., “Mechanistic Force and Burr Modeling in High-speed Microdrilling of Ti6Al4V”, Procedia CIRP, Vol. 58, pp. 329-334, 2017
    17. Mittal, R. K., Singh, R., and Joshi, S. S., Elastohydrodynamic Lubrication Modeling of Hydrodynamic Nanopolishing Process, ASME Journal of Manufacturing Science and Engineering, Vol. 134-4, pp. 041001, 11p, August 2012

    Peer Reviewed Conferences

    1. Hashemitaheri, M., Mittal, R. K., Cherukuri, H. and Singh, R., “Extracting the In-Process Structural Dynamics Parameters in Micro-Milling Operations” Submitted to International Manufacturing Science and Engineering Conference, MSEC 2022
    2. Kumar, S., Sahoo, P., Mittal, R. K., Singh, R., Venkataramana, B., Srinivas, G., Siju, J., Manikandanath, N. T. and Barshilia, H. C., “Characterization of Hydrogen-Free DLC Coated Micro Ball End Mills in High-Speed Micromilling of Ti6Al4V”, Submitted to NORTH AMERICAN MANUFACTURING RESEARCH CONFERENCE (NAMRC) 50, 2022
    3. Mittal, R. K., Singh, K., and Singh, R., “Process Development and Stability Modeling of High-speed Micromachining of Ti6Al4V”, 1st GRGLMM International Symposium Global Situation of Light Metal Manufacturing, January 8th, 2021, Toyama, Japan (Keynote Paper presented by Prof Ramesh Singh)
    4. Saraf, A, Mittal, R. K. and Singh, R K., “Determination of Modal Parameters Using Finite Element Modeling Considering the Compliance at the Clamping End,” Proceedings of the ASME 2020 15th International Manufacturing Science and Engineering Conference. Volume 2: Manufacturing Processes; Manufacturing Systems; Nano/Micro/Meso Manufacturing; Quality and Reliability, 2020, V002T08A020.
    5. Mehta, P., Prajapati, K., Mittal, R. K., Arya, A. R. and Singh, R.,” Error Identification and Mitigation Strategies in a Precision Linear Stage for Micromachining”, The 11th International Conference on Precision, Meso, Micro and Nano Engineering, Dec 2019, IIT Indore, India, Paper: COPEN11_1568025362
    6. Singh, K., Mankar, A., Mittal, R. K. and Singh, R. K., “Determination of Modal Parameters of Micro End Mills using Tapered Beam Theory”, The 11th International Conference on Precision, Meso, Micro and Nano Engineering, Dec 2019, IIT Indore, India, Paper: COPEN11_1565857086
    7. Azim, S., Gangopadhyay, S., Mahapatra, S. S., Mittal, R. K., and Singh, R. K., “Experimental Investigation in Microdrilling of Ni-based Alloy under Different Cooling Environment”, World Congress on Micro and Nano Manufacturing (WCMNM), 2019, North Carolina, USA, Paper:80
    8. Mittal, R. K., Singh, R. and Joshi, S. S., “Elastohydrodynamic Modeling of Nanopolishing Process”, 7th International and 45th National Conference on Fluid Mechanics and Fluid Power (FMFP), 2018, Paper no.: 842
    9. Maheshwari, C., Mittal, R. K. and Singh, R., “Effect of Tool Wear on Dynamic Stability in High Speed Micromilling of Ti-6Al-4V”, Proceedings of World Congress on Micro and Nano Manufacturing (WCMNM), 2018, Portoroz, Slovenia, 295-298
    10. Ingle, R., Mittal, R. K. and Singh, R., “Comparative Analysis of Machine Structures for High Speed Micromachining”, Proceedings of World Congress on Micro and Nano Manufacturing (WCMNM), 2018, Portoroz, Slovenia, 299-302
    11. Banerjee, N., Dhale, K., Mittal, R. K. and Singh, R., “A Preliminary Investigation of the Chip Formation Mechanism and Cutting Force Signatures in Orthogonal Micromachining of Bulk Metallic Glass (BMG)”, Proceedings of World Congress on Micro and Nano Manufacturing (WCMNM), 2018, Portoroz, Slovenia, 89-92
    12. Mittal, R. K., Kulkarni, S. S. and Singh, R., “Effect of different tool coatings on cutting forces in high speed micromilling of Ti6Al4V”, Proceedings of World Congress on Micro and Nano Manufacturing (WCMNM), 2017, Kaohsiung, Taiwan, 293-296
    13. Mittal, R. K. and Singh, R., “Effect of Lubrication on Dynamic Instability in High- Speed Micromilling of Ti-6Al-4V”, International Conference on Micromanufacturing, Irvine, USA, 2016
    14. Singh K., Mittal, R. K., Kartik V., and Singh R.,"Spectral Analysis of Surface and Tool Vibration to Investigate Chip-load Dependent Instability in High Speed Micromilling“, International Conference on Micromanufacturing, Irvine, USA, 2016
    15. Mittal, R. K., Singh, R., Effect of Coolant on Dynamic Stability in High-Speed Micromilling of Ti-6Al-4V, The 9th International Conference on Precision, Meso, Micro and Nano Engineering, Dec 2015, Indian Institute of Technology, Bombay, Mumbai, India
    16. Mittal, R. K., Singh, K., and Singh, R., Effect of Lubrication on Dynamic Instability in High-Speed Micromilling of Ti-6Al-4V, The 10th International Conference on Micro Manufacturing, April 2015, Politecnico di Milano, Milan, Italy, p. 113-116
    17. Mittal, R. K., Singh, R., and Joshi, S. S., Modeling of soft-tool hydrodynamic nanopolishing process, The 5th International Conference on Micro Manufacturing, April 2010, University of Wisconsin, Madison, USA, p. 39-43
    18. Mittal, R. K., Singh, R., and Joshi, S. S., Characterization and modeling of soft-tool hydrodynamic nanopolishing process, The 5th Japan-India Joint Seminar on Production, Measurement, Quality Control & Micro/Nano Manufacturing, March 2010, Tokyo, Japan, p. 77-80


    Awards & Recognitions

    Awards

    • Inspire Faculty Fellowship by Department of Science & Technology, Govt. of India, 2019
    • Excellence in PhD Thesis Award, IIT Bombay, August 2020
    • Best Annual Progress Seminar Award, IIT Bombay, for research work in 4th year of PhD, 2018
    • Travel funding from IIT Bombay to attend the conference ICOMM 2016 in Irvine, USA
    • Awarded a Certificate of Appreciation for presenting a case study on technology at “Manufacturing Today Reinventing the Future”, 2016 organized by Aditya Birla Group
    • Travel funding from Department of Science and Technology (Govt. of India) to attend the conference ICOMM 2015 in Milan, Italy
    • Govt. of India (MHRD) fellowship for PhD at IIT Bombay
    • Awarded student grants from National Science Foundation to attend the conference ICOMM/4M 2010 in Madison, Wisconsin, USA
    • Govt. of India (MHRD) fellowship for Master of Technology

    Recognitions

    • Reviewer of PMRF Fellow (invited from Dept of Mech Engineering, IIT Bombay), Dec 2021
    • Reviewer for Journal of Manufacturing Processes (Elsevier)
    • Reviewer for Materials & Design (Elsevier)
    • Reviewer for International Journal of Precision Engineering and Manufacturing (Springer)
    • Reviewer for Journal of Materials Processing Technology (Elsevier)
    • Reviewer for conference SME North American Manufacturing Research Conference (NAMRC)
    • Member of the International Institution for Micro Manufacturing (I2M2)

    Invited Talks

    • GUJCOST-STTP on Theoretical and Practical approaches of product development using FEM/FVM organized by Dept. of Mechanical Engineering, IITRAM, Ahmedabad, Gujarat, Dec, 2021
    • Vigyan Utsav, STI ecosystem towards Atmanirbhar Bharat (Theme: Human Capacity Development), organized by Dept of Science and Technology, Govt. of India, NASTEC, Nagaland, Oct ,2021
    • AICTE-STTP on Micromachining organized by Dept. of Mechanical Engineering, RMK College of Engineering and Technology, Tamil Nadu, Dec, 2020

    Openings