John Rajan | Optimization Techniques | Best Researcher Award

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Dr. John Rajan | Optimization Techniques | Best Researcher Award

Vellore Institute of Technology, Chennai | India

Author Profile

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đź“Ś Professional Summary

Prof. A. Johnrajan is an accomplished academician and researcher with over 26 years of teaching and research experience in Mechanical and Manufacturing Engineering. Currently serving as Professor at the School of Mechanical Engineering, VIT Chennai, he has made significant contributions in smart manufacturing, supply chain modeling, and sustainable engineering practices. His academic and leadership roles span top institutions like VIT Vellore and Sathyabama University.

🎓 Education

He earned his Ph.D. in Mechanical Engineering from Anna University, Chennai (2008) with a thesis on decision-making models for vendor evaluation. He holds a Master’s in Industrial Engineering from Thyagarajar College of Engineering (1994) and a Bachelor’s in Mechanical Engineering from National Engineering College (1990), following solid academic foundations at A.V. Hr. Sec. School, Paramakudy.

đź’Ľ Professional Experience

Prof. Johnrajan has held various senior academic positions, including Head of Department and Professor at Sathyabama University. He began his career as a Lecturer at Kalasalingam College of Engineering and Sathyabama Engineering College. His professional journey includes academic leadership, curriculum development, and collaborative research projects with government institutions like IGCAR, Kalpakkam.

đź“š Academic Citations & Publications

He has authored 33 international journal papers, 4 national journals, and 36 conference papers, with 24 Scopus-indexed and 4 Web of Science publications. He is a recognized reviewer for journals like IEEE, Inderscience, and International Journal of Energy Research. His ResearchGate and Google Scholar profiles reflect impactful contributions to the engineering research community.

🛠️ Technical Skills

Skilled in simulation tools, manufacturing process optimization, quality control, and data analytics for smart systems. Expertise extends to IoT applications, Six Sigma, Blockchain for wastewater management, Industry 4.0, and Surface Engineering.

👨‍🏫 Teaching Experience

With a passion for pedagogy, he has delivered courses in Operations Research, Total Quality Management, Supply Chain Management, Production Planning, and IoT in Mechanical Engineering. He has mentored five Ph.D. scholars and is currently guiding two at VIT Chennai.

🔬 Research Interests

His interdisciplinary research covers smart manufacturing, supplier selection models, renewable energy systems, welding technology, blockchain applications, and solar PV technologies. He has published patents in blockchain-based mHealth data systems, industrial robotics, and big data analytics, with five more filings in progress.

🏅 Awards & Recognitions

Recipient of the National Merit Scholarship (1986–1990), he received the Best Faculty Award and Gold Medal from Sathyabama University in 2009 and Research Awards from VIT for his publications and patents in 2017 and 2019.

đź“–Publications

Promising Weld Depth of Penetration by Melting Point Depression Through TiOâ‚‚ Nano-Flux in Activated TIG Welding of Stainless Steel AISI 304L
  • Authors: M. Santhosh, A. John Rajan, T. Sampath Kumar, A. Vinoth Jebaraj, B. Kannan
    Journal: Transactions of the Indian Institute of Metals
    Year: 2025
Impact of Reverse Marangoni Convection and Arc Constriction on Flux-Based TIG Welding Processes of AISI 304L Stainless Steel
  • Authors: M. Santhosh, A. John Rajan, T. Sampath Kumar, A. Vinoth Jebaraj, B. Kannan
    Journal: Journal of Materials Research
    Year: 2024
 Vapour Polishing of Fused Deposition Modelling (FDM) Parts: A Critical Review of Different Techniques, and Subsequent Surface Finish and Mechanical Properties of the Post-Processed 3D-Printed Parts
  • Authors: Amal Mathew, S. Ram Kishore, Anchil Tona Tomy, M. Sugavaneswaran, Steffen G. Scholz, Ahmed Elkaseer, Vincent H. Wilson, A. John Rajan
    Journal: Progress in Additive Manufacturing
    Year: 2023
Challenges and Opportunities in Additive Manufacturing Polymer Technology: A Review Based on Optimization Perspective
  • Authors: S. Raja, A. John Rajan, Indran Suyambulingam
    Journal: Advances in Polymer Technology
    Year: 2023
A Decision-Making Model for Selection of the Suitable FDM Machine Using Fuzzy TOPSIS
  • Authors: S. Raja, A. John Rajan, Punit Gupta
    Journal: Mathematical Problems in Engineering
    Year: 2022

 

David Gillen – economic and logistics modelling – Excellence in Research 

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Prof Dr David Gillen - economic and logistics modelling - Excellence in Research 

University of British Columbia - Canada 

Author Profile

Early Academic Pursuits

Prof Dr David W. Gillen holds a Ph.D. in Economics from the University of Toronto, earned in 1975. His academic journey has been characterized by a focus on Industrial Organization, Competition Policy, Transportation, and Regulatory Economics.

Professional Endeavors

Over the course of his career, Prof Dr Gillen has held positions at various esteemed institutions. He has been associated with the University of Alberta, Wilfrid Laurier University, University of California (Berkeley), and currently serves as Professor Emeritus at the University of British Columbia's Sauder School of Business. Notably, he has also held the Vancouver International Airport Chair in Transportation Policy and Management.

Contributions and Research Focus

Prof Dr Gillen's contributions to academia are reflected in his diverse areas of research and expertise. His work spans Industrial Organization, Competition Policy, Transportation and Regulatory Economics, with a particular emphasis on Aviation and Air Transport Economics, Travel Demand Analysis, Choice Modeling, and Performance and Productivity Analysis. He has made significant contributions to the field of Transportation Economics, as acknowledged by the American Economic Association.

Accolades and Recognition

His dedication to teaching excellence and student involvement has been acknowledged with the Len Henricksson Award for Teaching Excellence and Student Involvement in 2016. Gillen's impact on the field of Transportation Economics is further evident in the Distinguished Member Award from the American Economic Association's Transportation & Public Utilities Group in 2016.

Impact and Influence

Prof Dr Gillen's influence extends beyond academia, as he has served as a consultant to various government bodies, including Transport Canada, Canadian National Railways, and the Governments of Ontario and Canada. His expertise has been sought by international entities, such as the Governments of Thailand, Ghana, Germany, and the UK, as well as private sector clients including Air Canada, British Airways, and WestJet.

Legacy and Future Contributions

Prof Dr Gillen's lasting legacy is evident in his directorship of the Centre for Transportation Studies at Sauder School of Business and his editorial roles in prestigious journals. His substantial research grant awards, including a $2.49 million SSHRC Partnership Grant for Green Shipping, reflect his ongoing commitment to advancing knowledge and addressing contemporary challenges in transportation economics. As he continues to contribute to the field, Gillen's legacy is marked by a multidimensional impact on academia, policy, and industry.

Notable Publication