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Assistant Professor
Assistant Professor
Department of Mechanical Engineering
Department of Mechanical Engineering
National Institute of Technology Puducherry
National Institute of Technology Puducherry
Karaikal - 609 609
Karaikal - 609 609
Email Id: johnney.m@nitpy.ac.in & johnneymertens@gmail.com
Area of Interest: Polymer Composites; Material Characterization; Gear
My profile can be viewed at Google Scholar (h - 06)
Educational Qualifications:
Ph.D. (2012 - 2016) - CNT based PP Asymmetric Gear
Indian Institute of Technology Guwahati, Assam
M.E. (2010 - 2012) - Engineering Design
Kongu Engineering College, Perundurai, Erode
(Affiliated to Anna University)
B.E. (2006 - 2010) - Mechanical Engineering
Panimalar Engineering College, Chennai
(Affiliated to Anna University)
Experiences:
Assistant Professor (July 2018 - Till Date)
National Institute of Technology Puducherry, Karaikal
Institute Post-Doctoral Fellow (Jan 2018 - June 2018)
Indian Institute of Technology Delhi, Delhi
Faculty On-Contract (Dec 2016 - Nov 2017)
National Institute of Technology Puducherry, Karaikal
Assistant Project Engineer (Sep 2016 - Nov 2016)
Indian Institute of Technology Guwahati, Assam
Courses Taught:
Design of Machine Elements
Design of Mechanical Drives
Kinematics of Machinery
Strength of Materials
Engineering Graphics
Laboratories Handled:
Strength of Materials Laboratory
Dynamics Laboratory
Computer-Aided Desing and Drafting
Engineering Workshop
Ph.D. Supervision:
Student Name : Mr. A. P. Sugunesh (ME19D1002)
Title : Contact Stress Analysis of Polymer Spur Gear
Role : Supervisor
Year : July 2019 (ongoing)
Student Name : Mr. Dara Ashok (ME19D1003)
Title : Natural inspired multi-functional materials for energy absorption applications
Role : Supervisor
Year : July 2019 (ongoing)
Student Name : Mr. S. Vignesh (ME19D1004)
Title : Asymmetric Polymer Gear
Role : Supervisor
Year : July 2020 (ongoing)
Student Name : Mr. Madhu Balan. P (ME20D1003)
Title : Fabrication and Characterization of Nature-inspired Auxetic topologies
Role : Co-Supervisor
Year : July 2020 (ongoing)
Conferences/FDP Conducted:
Conducted a 3 day International Conference on Future Technologies Icoft-2021 as secretary.
Conducted a 3 day International Conference on Future Technologies Icoft-2020 as secretary.
Conducted a 5 days FDP entitled “Recent advances in Mechanical engineering (FDP-RAM 2019)” from 24-06-2019 to 28-06-2019 as a Co-Ordinator.
Journal Publications (SCIE - 07 ; Scopus - 01):
Ashok Dara, MVA Raju Bahubalendruni, A Johnney Mertens. "Does Topology Optimization Exist in Nature?" National Academy science letters. 2021; 1-5; https://doi.org/10.1007/s40009-021-01050-1 (SCIE Indexed).
A. Johnney Mertens and S. Senthilvelan, "Surface Durability of Injection-Molded Carbon Nanotube – Polypropylene Spur Gears", Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications. 2016, 232(11), 909 – 921 (SCIE Indexed).
A. Johnney Mertens, Prateek Kumar and S. Senthilvelan, "The effect of the mating gear surface over the durability of injection-molded polypropylene spur gears", Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology. 2016, 230(12), 1401–1414 (SCIE Indexed).
A. Johnney Mertens and S. Senthilvelan, "Mechanical and tribological properties of carbon nanotube reinforced polypropylene composites", Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications. 2016, 230(8), 669 – 680 (SCIE Indexed).
A. Johnney Mertens and S. Senthilvelan, "Durability of polymer gear paired with steel gear manufactured by wire cut electric discharge machining and hobbing", International Journal of Precision Engineering and Manufacturing. 2016, 17(2), 181-188 (SCIE Indexed).
A. Johnney Mertens and S. Senthilvelan, "Durability of Injection Molded Asymmetric Involute Polymer Spur Gears", International Journal of Power Trains. 2016, 5(3), 181–188 (SCOPUS Indexed).
A. Johnney Mertens and S. Senthilvelan, "Durability enhancement of polymer gear using compressed air cooling", Proceedings of the Institution of Mechanical Engineers, Part L: Journal of Materials: Design and Applications. 2016, 230(2), 515-525 (SCIE Indexed).
S. Shankar, P. Loganathan and A. Johnney Mertens, "Analysis of pile-up/sink-in during spherical indentation for various strain hardening levels", Structural Engineering and Mechanics. 2015, 53(3), 429-442 (SCIE Indexed).
Conference Publications (Internationally Renowned - 09):
Sugunesh A P, and Johnney Mertens A, "Hertzian Contact Stress Analysis of 3D Cylindrical Bodies using Finite Element Method", FTPO Conference 2021: Polymer gears, Slovenj Gradec, Slovenija.
Vignesh S and Johnney Mertens A, "Investigation of Pre-Mature Contact of Asymmetric Polymer Spur Gear ", FTPO Conference 2021: Polymer gears, Slovenj Gradec, Slovenija.
Ashok Dara, M. V. A. Raju Bahubalendruni, and Johnney Mertens A, "Topology Optimization of Bench Problems—Stress and Deformation Perspective", International Conference on Future Technologies in Manufacturing, Automation, Design and Energy (MADE @ NITPY), NIT-Py, Karikal., 2019. (also published in Lecture Notes in Springer https://doi.org/10.1007/978-981-16-4222-7_80)
A. P. Sugunesha and A. Johnney Mertens, "2D FEA study of Hertzian contact stress between two cylindrical bodies", International Conference on Advances in Materials Processing & Manufacturing Applications (iCADMA 2020), NIT-Uttarakhand. (also published in Materials Today: Proceedings 44(6), 4474 – 4478 & 2021)
A. Johnney Mertens, M. Kodeeswaran and S. Senthilvelan, "Injection molded asymmetric spur gear tooth deflection: numerical and experimental investigation", The Plastics Technology Conference, SPE ANTEC, Indianapolis, May 23-25, 2016.
A. Johnney Mertens and S. Senthilvelan, "Effect of mating metal gear surface texture on the polymer gear surface temperature", 4th International Conference on Materials Processing and Characterization, GRIET, Hyderabad, March 14-15, 2015. (also Published in Material Today: Proceedings, Vol. 2 (2015) 1763-1769)
A. Johnney Mertens and S. Senthilvelan, "Abrasive wear performance of CNT/PP composites", International Mechanical Engineering Congress 2014, National Institute of Technology Tiruchirappalli, Tamilnadu, India, June 13-15, 2014. (also Published in Applied Mechanics and Materials, Vol. 592-594 (2014) 1262-1266).
A. Johnney Mertens and S. Senthilvelan, "Adhesive wear performance of PP/MWCNT composites", International Conference on Advances in Manufacturing and Materials Engineering, AMME 2014, National Institute of Technology Karnataka, Surathkal, Karnataka, India, March 27-29, 2014. (also published in Procedia Materials Science, Vol. 5 (2014) 1192-1197)
Ravi Shankar Shukla, A. Johnney Mertens and S. Senthilvelan, "Hysteresis Heating of Polypropylene Based Composites", 5th International & 26th National Conference on All India Manufacturing Technology, Design and Research Conference, Indian Institute of Technology Guwahati, Assam, December 12-14, 2014.
No. of U.G. Projects Completed: 07
Administrative Experience
Institute Level:
Associate Dean - Faculty Welfare (Dec 2021 - Till Date)
Chairman - House Keeping Committee (July 2018 - Till Date
Member - Institute Purchase Committee (Aug 2018 - Till Date)
Member - IPR Cell (Aug 2019 - Till Date)
Department Level:
Industrial Visit Coordinator (Aug 2018 - Sep 2021)
Member Standing Department Purchase Committee (Jan 2020 - Till Date)
Initiating faculty for Laboratory Equipment Procurement (Dynamics, Material Characterization & Material Testing Labs )
Awards Received:
Awarded International Travel Support from SERB, May 2016
Awarded Travel Support from CICS, May 2016
Guest Lecture Delivered:
A guest lecture is delivered on "Industrial Robots for Future Factories (ATAL – FDP)" at National Institute of Technology Puducherry on 13th Sep 2021.
A guest lecture is delivered on "Future Perspective and Challenges of Clean Energy Utilization in India (AICTE – STP)" at PSNA College of Engineering & Technology on 4th Feb 2021.
A guest lecture is delivered on "Internet of Things and Advanced Technologies in Manufacturing (AICTE – FDP)" at Panimalar Engineering College, Chennai on 22nd Nov 2019.
A guest lecture is delivered on "Computer-Aided Engineering (CAE): Tools and Techniques (TEQIP III – STP)" at Pondicherry Engineering College, Puducherry on 20th Nov 2019.
A guest lecture is delivered on "Finite Element Analysis (Anna University – CFD Sponsored FDP)" at Government College of Engineering Sengipatti, Thanjavur on 18th Dec 2018.
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