Departments

Admin

Dr. S. KRISHNANUNNI

Associate Professor

Areas of Specialization

Product Development
Material Characterization
Tribology
Advanced Materials
Production Engineering
Curriculum Innovation
Scientific Experimentation
Heat Treatment
Technology Incubation
Mechanical Testing Of Materials
Engineering Research
3D Printing
Sustainable Production and Consumption
Coatings Technology
Shot Peening
Friction Stir Welding
Material Analysis
3D Modeling Software
Product Design
Manufacturing Processes
Areas of Interest

Product Development
Material Characterization
Marketing and Industrial Engineering
Sustainable Engineering
Material Science
Triology

Educational Summary


Course University Year
Post Doctoral Fellowship (PDF) National Institute of Technology Calicut 2025
PhD- Mechanical Engineering CUSAT/ Cochin University of Science and Technology, Cochin 2022
M-Tech- Mechanical Engineering (Production and Industrial Engineering ) M G University/ Mar Athanasius College of Engineering, Kothamangalam 2012
B-Tech- Mechanical Engineering Calicut University/ Nehru College of Engineering and Research Centre, Thiruvilwamala. 2010

Experience


From Date To Date Institution Name Designation
2025-06-23 continuing Jyothi Engineering College (Autonomous) Associate Professor & Senior Trainer TATA JYOTHI - IIIC
2022-01-31 2024-06-06 Jyothi Engineering College Assistant Professor & Senior Trainer TATA JYOTHI - IIIC
2013-08-20 2022-01-25 Thejus Engineering College Assistant Professor
2012-07-02 2013-05-20 Axis College of Engineering and Technology Assistant Professor

Achievements


Achievement Year
Peer Reviewed:Optimizing gliding arc plasma treatment factors for enhanced brake pad performance: Central composite design approach” Journal of Theoretical and Applied Physics -May 25, 2025 2025
Peer Reviewed: “Effects of Thermal Spray Processes on the Development Microstructure and Thermal Properties of NiCrAlY Bond Coats Deposited over Superni C-263 Aero Engine Combustor Liner Alloy” Materials Research Express -Mar 23, 2025 2025
Patent Granted: Application no: 202441046937 A- “A Ventilated Disc Brake Coated with Graphene-Wrapped Rutile –Tio2 Infused Aluminum Alloy and Method of Manufacturing”- Date of filing: 18/06/2024, Date of Grant: 03/01/2025 2025
‘Certificate of appreciation’, from Jyothi Engineering College for coordinating APJ Abdul Kalam Technological University sponsored FDP “Nanotechnology” organized by the Department of Mechanical Engineering, Jyothi Engineering College 2023
Received best oral presentation award in the Non ferrous alloy category for presenting the topic “Improvement in Mechanical Properties and SCC Resistance of Aluminium alloy AA7010 through RRA Heat Treatment” in NMD- ATM 2019 conference, in association with Indian Institute of Metals (IIM), 2019
‘Certificate of appreciation for faculty’, for excellent result in the fifth semester B-tech Calicut University Examination in the subject ‘Advanced Mechanics of Solids’, during the academic year 2013-2014 2014

Papers Published


Krishnanunni, S., Vivek Babu, R. Afeena and Jinu Paul. “A Review of AI-driven Techniques for Microstructural and Metallographic Analysis”, Metallography, Microstructure, and Analysis. Impact Factor: 1.3 (SCIE, Scopus). (PAPER SUBMITTED AND UNDER REVIEW)
Krishnanunni, S., Prakash, R. S., & Paul, J. (2025). Wear performance and mechanical properties of plasma sprayed graphene encapsulated rutile TiO2 coating on Al 6061- T6. Surface Review and Letters. https://doi.org/10.1142/S0218625X25501835
Babu, V., Krishnanunni, S. & Paul, J. (2025). SS304 Micro-interlayered Low Alloy Steel Prepared via Cold Metal Transfer Based Wire Arc Additive Manufacturing. Metallogr. Microstruct. Anal. https://doi.org/10.1007/s13632-025-01196-0
Krishnanunni, S., (2025). Poster presented on the title “A Ventilated Disc Brake Coated with Graphene-Wrapped Rutile–TiO2 Infused Aluminum Alloy and Method of Manufacturing” at EKASVA 2025: Innovation Meet and Patent Expo, organized by Centre for Innovation, Entrepreneurship & Incubation (CIEI), NIT Calicut, March 2025
Krishnanunni, S., Paul, J., and Prakash, R. S. (2024). Coating solutions for enhancing automotive brake disc durability against corrosion and wear—a review. In Engineering Research Express (Vol. 6, Issue 2, p. 022502). IOP Publishing. https://doi.org/10.1088/2631-8695/ad4434
Krishnanunni, S., Prakash, R. S., and Jinu Paul. (2024). Wear Analysis on Graphene Wrapped TiO2 Coated Aluminium alloy. International Conference on Recent Advances in Composite Materials 2024. Chinmaya Vishwa Vidyapeeth (Deemed to be University) Periyapuram. December 12-14, 2024.
Krishnanunni, S., Prakash, R. S., and Jinu Paul. (2024). A Review of Sustainable and Eco-Friendly Solid-State Friction Stir Surface Coating for Improved Wear Resistance of Aluminium Alloys. National Conference on Materials and Technology for a Sustainable Tomorrow (MatTech 2024). TocH Institute of Science and Technology, in collaboration with The Indian Society of Heating, Refrigerating and Air Conditioning Engineers (ISHRAE) Kochi Chapter. November 29, 2024
Krishnanunni, S., Ranganatha, R., Anil Kumar, V., Gupta, R.K., and Ajithkumar, G. (2021). Influence of Intergranular Corrosion Resistance and Exfoliation on RRA Treated AA7010 Aluminium Alloy, Materials Performance and Characterization –ASTM International, Vol: 10, pp. 1-10 https://doi.org/10.1520/MPC20200035
Ankith Subash, Krishnanunni S. (2021). A Review on Floatovoltaics, International Journal of Advances in Engineering and Management , Vol: 3, pp. 84-86 https://shorturl.at/bwWXZ
Krishnanunni, S., Gupta, R.K., Ajithkumar, G and Anil Kumar, V., Rahul Gosh. (2020). Investigation on Effect of Optimized RRA in Strength and SCC Resistance for Aluminium Alloy AA7010, Elsevier: Journal of Materials Today Proceedings, Vol: 27, pp. 2385-2389 https://doi.org/10.1016/j.matpr.2019.09.136
Mohammed Fazil M H; Ronald A D; Robert Kurian; Vishnu E S and S Krishnanunni. (2020). Design Study of a Lifting Mechanism Works on Gear Under Manual Operation, International Journal of Innovative Science and Research Technology, 2020, Vol: 5, pp.691-696 https://shorturl.at/tzP34
Akshay Lawrence, Krishnanunni S. (2020). Various Approaches of Study in Biomimicry, International Research Journal of Engineering and Technology, 2020, Vol: 7, pp. 3765-3765 https://shorturl.at/xKOSV
Sree Prasad K V, Krishnanunni S. (2020) Review on Analysis of Failures Modes in the Electric Vehicles due to Electric Bearings, International Research Journal of Engineering and Technology, Vol: 7, pp. 1722-1725. https://shorturl.at/mnGPQ
Krishnanunni, S., Gupta, R.K., Ajithkumar, G and Anil Kumar, V. (2019) Optimization of Heat Treatment Cycles and Characterization of Aluminum Alloy AA7010, Journal of Materials Engineering and Performance - ASM International, Vol: 28, pp. 776- 787. https://doi.org/10.1007/s11665-019-3861-9
Krishnanunni, S., Anil Kumar, V., Gupta, R.K and Ajithkumar, G. (2019). Improvement in Mechanical Properties and SCC Resistance of Aluminium alloy AA7010 through RRA Heat Treatment, NMD- ATM 2019 International Conference, in association with Indian Institute of Metals (IIM), 15-16 Nov 2019.
Krishnanunni, S., Gupta, R.K., Ajithkumar, G and Anil Kumar V. (2019). Evaluation of Strength and SCC resistance on RRA treated 7010 Al alloy, International Conference on Materials and Manufacturing Methods (3M-2019), National Institute of Technology, Tiruchirappalli, 5-7 July 2019
Krishnanunni, S., Gupta, R.K., Ajithkumar, G and Anil Kumar. (2017). Retrogression and Re aging study on Al alloy AA7010. Poster presented on International Conference on Advanced Materials and Processes, conducted by ADMAT 2017- SkyMat- December 14-16, 2017, Kovalam, Thiruvananthapuram, India
Krishnanunni, S., Josephkunju Paul C, Mathu Potti and Ernest Markose Mathew. ( 2012). Evaluation of heat losses in fire tube boiler, Int. Journal of Emerging Technology and Advanced Engineering, Vol: 2, pp. 301-305 https://shorturl.at/cuIJ4
Krishnanunni, S., Josephkunju Paul C and Narayanan Unni, V. (2012). Effect of welding conditions on hardness of commercially pure titanium, AKGEC International Journal of Technology, 2012, Vol: 3, pp.19-24 https://shorturl.at/mtAV9
Krishnanunni, S and Josephkunju Paul C. (2012). Analysis of property changes in weld heat affected zone of pure titanium, National conference on -Technology Frontiers of Mechanical Engineering- ‘CoMET2012’, St. Joseph College of Engineering and Technology,Palai

Conferences / Workshop / FDPs Attended


Krishnanunni, S Participated in online Self Sponsored Short Term Training Program (STTP) on “Next-Gen Manufacturing: Advanced Processes & Digital Integration” organized by ASME NIT Calicut Student Section, June 5 -13, 2025.
Krishnanunni, S Participated in 12-week Swayam course on “Surface Engineering for Corrosion and Wear Resistance Application”, organized by Indian Institute of Technology Kharagpur, an NPTEL certification course funded by Ministry of HRD, Govt. of India, January to April 2025
Krishnanunni, S Participated in 5 day course on “Advances in Shot Peening and its Application in Industrial Engineering”, organized by National Institute of Technology Calicut sponsored by Global Initiative of Academic Networks (GIAN), 10th March to 14th March 2025
Krishnanunni, S has successfully participated & completed 6 day AICTE Training And Learning (ATAL) Academy Faculty Development Program on Engineered Materials for Multidisciplinary Applications at CHINMAYA VISHWAVIDYAPEETH from 17/02/2025 to 22/02/2025.
Krishnanunni, S Participated in 3 day Faculty Development Programme on ‘IIoT in Industrial Automation’, organized by SMEC in collaboration with National Skill Development Corporation, 29th February to 2nd March 2024
Krishnanunni, S Participated in the Professional Development Programme (certificate programme) on “Advances in Materials and Manufacturing” conducted by National Institute of Technical Teachers Training Institute, Chennai from 25/9/2023 to 30/9/2023 through online mode
Krishnanunni, S Participated in 5 day Faculty Development Programme on ‘Emerging Trends in Additive Manufacturing Technologies’, organized by Federal institute of science and Technology (FISAT), Angamaly and sponsored by APJ Abdul Kalam Technological University, 30th January to 3rd February 2023
Krishnanunni, S Participated in two day Industrial Training programme, ‘Product Design and Development’, organized by TATA Technologies, Pune, 5th December to 6th December 2022
Krishnanunni, S Participated and successfully completed the 3 days FDP on the theme “Reinventing the Process of Teaching Learning” organized by Jyothi engineering College, Cheruthuruthy from 6th August to 8th August 2022
Krishnanunni, S Participated in 3 months course on “Certificate in product design” at CADD_ SPACE, Thrissur, Kerala and secured STED COUNCIL A+ grade in the examination held at June 5th, 2022
Krishnanunni, S Participated in the one day demonstration workshop on “How to conduct Student Induction Program in college” organized by AICTE on 20th September 2021
Krishnanunni, S Participated and successfully completed the 5 days online AICTE- ATAL FDP on the title “Metallurgical Testing and Failure Analysis of Metals” organized by GIDC Degree Engineering College, Abrama, Navsari, 13th September to 17th September 2021
Krishnanunni, S Participated and successfully completed the Part 1 of the online UHV Refresher 1 organized by AICTE from 30th August to 3rd September 2021
Krishnanunni, S Participated and successfully completed the 5 days online FDP on the theme “Inculcating Universal Human Values in Technical Education” organized by AICTE from 2nd August to 6th August 2021
Krishnanunni, S Participated in 12-week Swayam course on “Techniques of Material Characterization”, organized by Indian Institute of Technology Kharagpur, an NPTEL certification course funded by Ministry of HRD, Govt. of India, July to October 2021
Krishnanunni, S participated in the online webinar, “Panel Discussion on National Education Policy 2020",, organized by ISTE Kerala Section, 22nd August 2020
Krishnanunni, S Participated in “Missile and Launch Vehicle Technology in India” a webinar presented by Mr. G K Pillai, Senior Manager, BrahMos Aerospace", organized by Thejus Engineering College, 7th August 2020
Krishnanunni, S participated in the online webinar, ‘Geotechnical Engineering for Infrastructure Development’, organized by Thejus Engineering College, 30th July 2020
Krishnanunni, S participated in the online seminar and interactive session, ‘The Scope of Engineering Education & Branches after COVID-19’,, organized by Ahalya School of Engineering and Technology, 6th May 2020
Krishnanunni, S Participated in two day programme, ‘Faculty Development Programme on LaTeX’, organized by APJ Abdul Kalam Technological University, held at ICFOSS, Thejaswini Bulidings, Technopark, Trivandrum, 17-18 July 2017
Krishnanunni, S Participated in two day training programme, ‘High Resolution Transmission Electron Microscopy, Scanning Electron Microscopy and Scanning Probe Microscopy’, organized by Nanotech Research, Innovation and Incubation Centre, PSG Institute of Advanced Studies, Coimbatore, 15-16 December 2016
Krishnanunni, S Participated in one day Faculty Development Programme, ‘Innovative Research in Engineering’, organized by Christ College of Engineering, Irinjalakuda, 29th November 2016
Krishnanunni, S Participated three day International seminar, ‘Engineering Research’, held at Thejus Engineering College, Thrissur, 20-22 April 2016
Krishnanunni, S Participated in one day workshop, ‘National Programme on Technology Enhanced Learning (NPTEL) Workshop’, organized by IIT Madras, held at Ammini College of Engineering, Palakkad, 28th November 2015
Krishnanunni, S completed the course ‘Certificate course on Materials Characterization’, successfully organized by IIM-HRD, The Indian Institute of Metals, Department of Metallurgical and Materials Engineering IIT Madras, Chennai, 15-18 July 2015
Krishnanunni, S Participated in Faculty Development Programme ‘Personal and Provisional Development for teachers’, organized by Thejus Engineering College, Thrissur, 22-23 August 2014
Krishnanunni, S Participated in National Seminar, ‘Manufacturing for Quality and Reliability’, held at Thejus Engineering College, Thrissur, 14-15 February 2014
Krishnanunni, S participated in two day workshop, ‘Supply Chain Role Play Game’, at NIT Calicut, 21-22 Dec’12
Krishnanunni, S. Successfully completed the ISTE sponsored Short Term Training programme,‘Communication Skills; Pedagogical Innovations’, organized by M A College of Engineering, Kothamangalam, 12-17 December 2011