St Thomas Institute for Science and Technology

Dr. Rag Rajan

Professor and Head

Mechanical Engineering

Phone : +91 9446941654

Email-id :

Date of Joining : 27-01-2016


  • Total Experience : 16 years
    • (specify company and years of exp)
  • At STIST :3 years

Educational Profile

  • Ph.D
    • Computational Heat Transfer
    • National Institute of Technology, Calicut
  • M.Tech
    • Industrial Refrigeration and Cryogenic Engineering
    • Kerala University
  • B.Tech
    • Mechanical Engineering
    • Kerala University

Area of Interest

    1. Micro heat transfer
    2. Sustainable Engineering


  1. Publications—International Journals:

      1. Rag R L, Sobhan C B, Peterson G P: Computational Analysis of Wire-bonded Micro heat pipes: Influence of Thermophysical Parameters, AIAA J. Thermophysics and Heat Transfer (Appeared online in March 2018)
      2. Rag R L: Experimental Analysis of Wire – Sandwiched Micro Heat Pipes, International Journal of Emerging Technology and Advanced Engineering, Vol.4, 2014, pp.205 – 210.
      3. Rag R L and Sobhan C B: Computational Analysis and Optimization of Wire – Sandwiched Micro Heat Pipes, International Journal of Micro-Nano Scale Transport, Multi-Science Publishing, Vol.1, No.1, 2010, pp. 57 – 78.
      4. Rag R L and Sobhan C B: Computational Analysis of Fluid Flow and Heat Transfer in Wire-Sandwiched Micro Heat Pipes, AIAA J. Thermophysics and Heat Transfer, Vol.23, No. 4, 2009, pp. 741-751. (Won the cash prize from NIT Calicut for higher impact factor)
      5. Sobhan C B, Rag R L, Peterson G P: A Review and Comparative Study of the Investigations on Micro Heat Pipes, International Journal of Energy Research, Vol. 31, 2007, pp. 664 – 688.

2. Book Published

      1. Rag R L and Lekshmi Dinachandran Ramesh: Introduction to Sustainable Engineering, 2nd Edition 2016, PHI Learning Ltd., New Delhi, India ISBN: 978-81-203-5263-6

3. Conference Publications

      1. Harikrishnan and Rag: Review and Comparison of Properties of Eco-friendly lubricants, Kerala Technological Congress, 2016 Conducted by APJ Abdul Kalam Kerala Technological University.
      2. Rag R L : Performance Comparison of Wire-sandwiched Micro Heat Pipes with Conventional Micro Heat Pipes, Kerala Science Congress 2011.

Duties Assigned

    1. Administration of the Department
    2. NAAC Coordinator
    3. Teaching


    • Research Guide at Kerala Technological University