Indian Institute of Technology Hyderabad

Department of Mechanical and Aerospace Engineering

Publications

Biography

Dr. Gopinath is currently working as Assistant Professors in the Department of Mechanical and Aerospace Engineering, Indian Institute of Technology Hyderabad. He did his Ph.D. and Masters for Indian Institute of Technology Kharagpur (2011-2018) followed by which he worked as a Senior scientific officer for about a year before joining IIT Hyderabad. His current research interests include Laser Material Processing, Metal Additive Manufacturing, Fusion and solid state welding, Surface Engineering and their real-time monitoring and control.

Pentents

  • Ashish Kumar Nath, Muvvala Gopinath, Amal M Nair, Sagar Sarkar, Real-time monitoring and control of thermal history using multiple pyrometers for laser material processing including additive manufacturing processes, (202031001870)
  • Angshuman Chattopadhyay, Muvvala Gopinath, Sagar Sarkar, Abhijit Sadhu, Vikranth Racherla, Ashish Kumar Nath, Direct Additive Laser Welding of Dissimilar Materials,(202031000073)
  • Angshuman Chattopadhyay, Muvvala Gopinath, Vikranth Racherla, Ashish Kumar Nath, Control of cracks in dissimilar welding by differential cooling process (Filed, No.201931001618)
  • Suvradip Mullick, Muvvala Gopinath, Parag Malhari Sakate, Ashish Kumar Nath, Water Assisted Underwater Direct Laser Welding Technique and Processing Set-Up (Filed, No.201931022198)

Selected Journal Publications

  • Amit Choudhary, Abhijit Sadhu, Sagar Sarkar, Ashish Kumar Nath, Gopinath Muvvala, Laser surface polishing of NiCrSiBC – 60WC ceramic-metal matrix composite deposited by laser directed energy deposition process, Surface & Coatings Technology 404 (2020) 126480.
  • Amal M. Nair, Gopinath Muvvala, Sagar Sarkar, Ashish Kumar Nath, Real-time detection of cooling rate using pyrometers in tandem in laser material processing and directed energy deposition, Materials Letters 277 (2020) 1283303.
  • Abhijit Sadhu, Debapriya Patra Karmakar, Omkar Mypati, Gopinath Muvvala, Surjya K. Pal, Ashish Kumar Nath, Performance of additive manufactured Stellite 6 tools in friction stir processing of CuCrZr sheet, Optics and Laser Technology 128 (2020) 106241.
  • Muvvala Gopinath, Suvradip Mullick, Ashish Kumar Nath, Development of process maps based on molten pool thermal history during laser cladding of Inconel 718/TiC metal matrix composite coatings, Surface & Coatings Technology 399 (2020) 126100.
  • Debapriya Patra Karmakar, Gopinath Muvvala, Ashish Kumar Nath, Effect of scan strategy and heat input on the shear strength of laser cladded Stellite 21 layers on AISI H13 tool steel in as-deposited and heat treated conditions, Surface & Coatings Technology 384 (2020) 125331.
  • Angshuman Chattopadhyay, Gopinath Muvvala, Sagar Sarkar, Vikranth Racherla, Ashish Kumar Nath, Effect of laser shock peening on microstructural, mechanical and corrosion properties of laser beam welded commercially pure titanium, Optics and Laser Technology 133 (2021) 106527.
  • Mohammad Shahid Raza, Susmita Datta, Muvvala Gopinath, Partha Saha, Monitoring and analysis of melt-assisted deformation behavior of 304L stainless steel during multipass laser forming process using IR pyrometer and laser-based displacement sensor, Optics & Laser Technology 135 (2021) 106718.