Prof. (Ms).U.Sutharsini
Professor in Physics
BSc Hons in Physics (Jaffna)
Ph.D. (Malaya)
ubsutharsini@univ.jfn.ac.lk
ubsutharsini@gmail.com
Academic Profile
Awards & Grants
Publications
Teaching
Academic and Research Activities
Admin Roles
Academic Profile
Prof. (Ms).U.Sutharsini
- Ph. D. University of Malaya, Malaysia [2015]
- BSc Hons in Physics, First Class, University of Jaffna, Sri Lanka [2006]
Employment History
- 12.01.2024 – to date : Professor in Physics, Department of Physics, University of Jaffna, Sri Lanka.
- 02.12.2020 to 11.01.2024 : Senior Lecturer (Grade I) in Physics, Department of Physics, University of Jaffna, Sri Lanka.
- 27.08.2015 to 01.12.2020 : Senior Lecturer (Grade II) in Physics, Department of Physics, University of Jaffna, Sri Lanka.
- 02.12.2009 to 26.08.2015 : Lecturer (Probationary) in Physics, Department of Physics, University of Jaffna, Sri Lanka.
- March 2009 to July 2009 : Assistant lecturer in Physics, Department of Physics, University of Jaffna, Sri Lanka.
- July 2008 to March 2009 : Demonstrator, Department of Physics, University of Jaffna, Sri Lanka.
Postgraduate Supervision
MPhil
- Kirusanthy, Experimental and Machine Learning exploration of electronic properties of carbon nanotubes bundle network Field Effect Transistors.
Professional Memberships
- Life Member – Institute of Physics Sri Lanka (IPSL)
- Life Member – Jaffna Science Association (JSA)
- Member IEEE
Awards & Grants
Research Grants
- Principal Investigator, National Science Foundation Research Grant –2017 – 1.49 Million (Completed)
- Co-Investigator, National Science Foundation Research Grant –COVID Call 2020 – 1.5 Million. (Completed)
- Principal Investigator, University Research Grant for the year 2018, Cold sintering of Y-TZP ceramics, 0.8 Million LKR (Completed)
- Principal Investigator, University Research Grant for the year 2015, Effect of sintering profile on mechanical properties and hydrothermal ageing resistance of 3Y-TZP, 0.5 Million LKR (Completed)
- Principal Investigator, University Research Grant for the year 2016, Factors affecting the hydrothermal ageing resistance of Y-TZP ceramics and mechanisms for enhancing the hydrothermal ageing resistance, 0.8 Million LKR (Completed)
Awards and Honours
- Presidential Award for Scientific Publication (National Research council, Sri Lanka – 2016
- Ramalingam Veerasingam Memorial prize for theoretical physics, University of Jaffna Sri Lanka, (2006)
Publications
Journal Articles
- Gnanasagaran, Constance Linda, Karthikeyan Ramachandran, S. Ramesh, Sutharsini Ubenthiran, and Nashrah Hani Jamadon. 2023. “Effect of Co-Doping Manganese Oxide and Titania on Sintering Behaviour and Mechanical Properties of Alumina.” Ceramics International 49 (3): 5110–18. https://doi.org/10.1016/j.ceramint.2022.10.027
- Thanihaichelvan, M., M. Joy Karunya, and U. Sutharsini. 2023. “Mechanically Exfoliated Graphene from Sri Lankan Vein Graphite for Field Effect Transistor Application.” Journal of the National Science Foundation of Sri Lanka 51 (1): 105–12. https://doi.org/10.4038/jnsfsr.v51i1.10752.
- Chui Kim Ng, Sara Kit Yee Lee, Chin Hong Tan, Ramesh Singh, Chen Hunt Ting, Yea Dat Chuah, Chou Yong Tan, Ubenthiran Sutharsini. 2022. “Characterization and Sintering Properties of Hydroxyapatite Bioceramics Synthesized From Clamshell Biowaste.” IIUM Engineering Journal 23 (2): 228–36. https://doi.org/10.31436/iiumej.v23i2.2143.
- Sutharsini, U., M. Thanihaichelvan, S. Ramesh, and C. K. Ng. 2021. “Surface Yttria Content and Hydrothermal Ageing Behaviour of Two Step Sintered 3Y-TZP Ceramics.” Journal of the National Science Foundation of Sri Lanka 49 (2): 219–25. https://doi.org/10.4038/jnsfsr.v49i2.10029.
- Ng, C. K., Z. L. Ng, S. Ramesh, C. Y. Tan, C. H. Ting, Y. D. Chuah, and U. Sutharsini. 2020. “Synthesis and Properties of Bio-Waste-Based Hydroxyapatite via Hydrothermal Process.” Materialwissenschaft Und Werkstofftechnik 51 (6): 706–12. https://doi.org/10.1002/mawe.202000010.
- Vignarajah, Janani, Thanihaichelvan Murugathas, and Sutharsini Ubenthiran. 2019. “Effect of Sintering Holding Time on Tetragonal Phase Stability of Yttria Stabilized Zirconia Ceramics.” Edited by Wu A F Goosen M.F.A. Tak Lau A.K. Key Engineering Materials 803 KEM: 143–47. https://doi.org/10.4028/www.scientific.net/KEM.803.143.
- Dhuban, S. B., S. Ramesh, C. Y. Tan, Y. H. Wong, U. Johnson Alengaram, W. D. Teng, F. Tarlochan, and U. Sutharsini. 2019. “Sintering Behaviour and Properties of Manganese-Doped Alumina.” Ceramics International 45 (6): 7049–54. https://doi.org/10.1016/j.ceramint.2018.12.207.
- Ubenthiran, Sutharsini, Murugathas Thanihaichelvan, and Ramesh Singh. 2018. “Effect of Air and Argon Sintering Atmospheres on Properties and Hydrothermal Aging Resistance of Y-TZP Ceramics.” Journal of Materials Engineering and Performance 27 (7): 3574–80. https://doi.org/10.1007/s11665-018-3428-1.
- Adeleke, S. A., S. Ramesh, A. R. Bushroa, Y. C. Ching, I. Sopyan, M. A. Maleque, S. Krishnasamy, Hari Chandran, H. Misran, and U. Sutharsini. 2018. “The Properties of Hydroxyapatite Ceramic Coatings Produced by Plasma Electrolytic Oxidation.” Ceramics International 44 (2): 1802–11. https://doi.org/10.1016/j.ceramint.2017.10.114.
- Ramesh, S., K. Y. Sara Lee, C. Y. Tan, Y. H. Wong, U. Johnson Alengaram, F. Tarlochan, S. Ramesh, W. D. Teng, U. Sutharsini, and Ahmed A.D. Sarhan. 2018. “Effect of Microwave Sintering on the Properties of Copper Oxide Doped Y-TZP Ceramics.” Ceramics International 44 (16): 19639–45. https://doi.org/10.1016/j.ceramint.2018.07.215.
- Roudan, M Amiri, S Ramesh, A Niakan, Y H Wong, M Akhtari Zavareh, Hari Chandran, W D Teng, N Lwin, and U Sutharsini. 2017. “Thermal Phase Stability and Properties of Hydroxyapatite Derived from Bio-Waste Eggshells.” Journal of Ceramic Processing Research 18 (1): 69–72.
- Nur Nadia, A. H., S. Ramesh, C. Y. Tan, Y. H. Wong, N. I. Zainal Abidin, W. D. Teng, U. Sutharsini, and Ahmed A.D. Sarhan. 2017a. “The Effects of Sintering Additives on the Mechanical Properties and Microstructure Evolution of 3 Mol% Y-TZP.” Journal of Ceramic Processing Research 18 (7): 483–87.
- Sutharsini, U., M. Thanihaichelvan, C. H. Ting, S. Ramesh, C. Y. Tan, Hari Chandran, Ahmed A.D. Sarhan, S. Ramesh, and I. Urriés. 2017. “Effect of Two-Step Sintering on the Hydrothermal Ageing Resistance of Tetragonal Zirconia Polycrystals.” Ceramics International 43 (10): 7594–99. https://doi.org/10.1016/j.ceramint.2017.03.052.
- Ting, C. H., S. Ramesh, N. Lwin, and U. Sutharsini. 2016. “Sintering Properties and Low-Temperature Degradation Behaviour of Y-TZP Ceramics.” Journal of Ceramic Processing Research 17 (12): 1265–69. http://www.jcpr.or.kr/journal/archive/view/2016
- Ramesh, S., M. Mohaymen Khan, H. C. Alexander Chee, Y. H. Wong, P. Ganesan, M. G. Kutty, U. Sutharsini, W. J.Kelvin Chew, and A. Niakan. 2016. “Sintering Behaviour and Properties of Graphene Oxide-Doped Y-TZP Ceramics.” Ceramics International 42 (15): 17620–25. https://doi.org/10.1016/j.ceramint.2016.08.077
- Sutharsini, U., S. Ramesh, Y. H. Wong, H. Misran, F. Yusuf, C. Y. Tan, J. Purbolaksono, and W. D. Teng. 2014. “Effect of Sintering Holding Time on Low temperature Degradation of Yttria Stabilized Zirconia Ceramics.” Materials Research Innovations 18 (sup6): S6-408-S6-411. https://doi.org/10.1179/1432891714Z.000000000988.
- Sutharsini, U., S. Ramesh, J. Purbolaksono, C. Y. Tan, W. D. Teng, and M. Amiriyan. 2014. “Low-Temperature Degradation and Defect Relationship in Yttria-Tetragonal Zirconia Polycrystal Ceramic.” Materials Research Innovations 18 (sup6): S6-131-S6-134. https://doi.org/10.1179/1432891714Z.000000000943.
- Khan, M. M., S. Ramesh, L. T. Bang, Y. H. Wong, S. Ubenthiran, C. Y. Tan, J. Purbolaksono, and H. Misran. 2014. “Effect of Copper Oxide and Manganese Oxide on Properties and Low Temperature Degradation of Sintered Y-TZP Ceramic.” Journal of Materials Engineering and Performance 23 (12): 4328–35. https://doi.org/10.1007/s11665-014-1231-1.
- Ramesh, S., Kelvin Chew, W.J., Tan, C.Y., Purbolaksono, J., Noor, A.M., Hassan, M.A., Sutharsini, U., Satgunam, M., Teng, W.D. 2013. “Influence of manganese on the sintering properties of tetragonal zirconia.” Ceramics – Silikaty, 57 (1): 28-32.
- Ubenthiran, S., Singh, R., Tan, C. Y., & Teng, W. D. (2013). “Oxygen vacancy comparisons for 3Y-TZP sintered in air and argon gas atmosphere.” Applied Mechanics and Materials, 372, 173-176. https://doi.org/10.4028/www.scientific.net/AMM.372.173
Conference full papers
- Sutharsini, U., Nilogini, S., Subasingha, Zhen, Y. Y., Ng, C. K., & Sharman, S. 2026. “Optimizing two step sintering temperature for enhanced hydrothermal ageing resistance of zirconia ceramics”. AIP Conference Proceedings 3440 (April) https://doi.org/10.1063/5.0327893
- Sutharsini, U., Kopika, P., Mohanapriya, K., Janani, A., Thanihaichelvan, M., Ng, C. K., & Ramasenderan, N. 2024. Sintering properties of ZnO-TiO2 composite. AIP Conference Proceedings 3161 (August).
- Teoh, M. W., C. K. Ng, Sara K.Y. Lee, S. Ramesh, C. H. Ting, Y. D. Chuah, Ignatius Y. Lim, C. Y. Tan, and U. Sutharsini. 2023. “Densification Behaviors of Hydroxyapatite/Pectin Bio-Ceramics.” Materials Today: Proceedings, https://doi.org/10.1016/j.matpr.2023.04.388.
- Abbas, M. K.G., S. Ramesh, Tao Wu, U. Sutharsini, and L. T. Bang. 2023. “Hydrothermal Ageing of Alumina-Toughened Zirconia.” AIP Conference Proceedings 2643 (January). https://doi.org/10.1063/5.0110660. (Indexed in Scopus)
- Gnanasagaran, C., S. Ramesh, Zunaidi Ibrahim, and U. Sutharsini. 2023. “Sintering Behaviour of Alumina Doped With Small Amounts of Manganese and Titania.” AIP Conference Proceedings 2643 (January). https://doi.org/10.1063/5.0113871. (Indexed in Scopus)
- Teoh, M. W., C. K. Ng, K. Y. Sara Lee, S. Ramesh, C. H. Ting, Y. D. Chuah, C. Y. Tan, and U. Sutharsini. 2023. “Effect of Pectin Integration in Biowaste Chicken Bones to Produce Hydroxyapatite.” AIP Conference Proceedings 2643 (January). https://doi.org/10.1063/5.0110307. (Indexed in Scopus)
- Wanniarachchi, W. A.Chapa Pamodani, V. Janani, U. Sutharsini, M. Thanihaichelvan, S. Ramesh, and C. K. Ng. 2023. “Synthesis and Sintering Studies of Hydroxyapatite Derived from Biogenic Waste Materials.” AIP Conference Proceedings 2643 (January): 5–11. https://doi.org/10.1063/5.0113860. (Indexed in Scopus)
- Yuze, Ignatius Lim, C. K. Ng, K. L. Poon, C. H. Ting, S. Ramesh, Y. D. Chuah, C. Y. Tan, K. Y. Sara Lee, and U. Sutharsini. 2023. “Effects of Sintering on the Properties of Ceria Co-Doped Scandia Stabilised Zirconia.” AIP Conference Proceedings 2643 (January). https://doi.org/10.1063/5.0110315. (Indexed in Scopus)
- Thanihaichelvan, M., S. N. Surendran, T. Kumanan, U. Sutharsini, P. Ravirajan, R. Valluvan, and T. Tharsika. 2021. “Selective and Electronic Detection of COVID-19 (Coronavirus) Using Carbon Nanotube Field Effect Transistor-Based Biosensor: A Proof-of-Concept Study.” Materials Today: Proceedings 49 (May): 2546–49. https://doi.org/10.1016/j.matpr.2021.05.011.
- Ng, C. K., S. Ramesh, C. Y. Tan, A. Muchtar, M. R. Somalu, W. S. Samuel Lew, C. H. Ting, Y. D. Chuah, and U. Sutharsini. 2019. “Thermal Stability Behaviour of Scandia Stabilised Zirconia.” IOP Conference Series: Earth and Environmental Science 268 (1). https://doi.org/10.1088/1755-1315/268/1/012078. (Indexed in Scopus)
Conference Abstracts
- Sutharsini, R. Sankavi, R.M.G. Viragika Effect of Titania addition on the ageing behaviour of 3 mo1% yttria stabilized tetragonal zirconia ceramics In Proceedings of the 4th International conference on Advanced Materials for Clean Energy and Health Applications (AMCEHA – 2026), 135.
- N.S. Shameela, H.M.K.N.B. Herath, S. P. A. U. K. Samarakoon, U. Sutharsini. 2025. “Effect of Ceylon graphite and TiO2 doping on hydrothermal ageing resistance of Y-TZP ceramics”. In Proceedings of the 3rd International conference on Advanced Materials for Clean Energy and Health Applications (AMCEHA – 2025), 135.
- T.K.T.M. Anulawansha, U. Sutharsini, C.J.Tharmila. 2025.”Eco-friendly silver nanoparticles synthesized from stem extracts of Mesosphaerum suaveolens: Antimicrobial and insecticidal potential”. In Proceedings of the 3rd International conference on Advanced Materials for Clean Energy and Health Applications (AMCEHA – 2025), 125.
- Karunairasa, Mohanapriya, and Sutharshini Ubenthiran. 2023. “Effect of Sintering Temperature on Structural Changes in ZnOTiO2 Composite.” In Proceedings of the Physics Society University of Jaffna, Volume 03
- S., Nilogini, Praveena S., Ng C.K., S Ramesh, and U Sutharsini. 2022. “Effect of Two Step Sintering Profile on Hydrothermal Ageing Resistance of Tetragonal Zirconia Ceramics.” In Proceedings of the Physics Society University of Jaffna Volume 02
- Subasingha, G B S, C K Ng, S Ramesh, and U Sutharsini. 2022. “Effect of Ceria and Yttria Stabilizers on Hydrothermal Ageing Resistance of Two Step Sintered Zirconia Ceramics.” In Proceedings of the Physics Society University of Jaffna, Volume 02
- Kirusanthy, S, and U Sutharsini. 2021. “Sintering Properties of Sputtered ZnO Thin Films.” In Proceedings of the Physics University of Jaffna Volume 01
- Kopiha, V, and U Sutharsini. 2021. “Sintering Properties of ZnO-TiO2 Composite Ceramics.” In Proceedings of the Physics Society University of Jaffna, Volume 01
- Praveena, S, and U Sutharsini. 2021. “Hydrothermal Ageing Study on Two Step Sintered 3Y-TZP Ceramic.” In Proceedings of the Physics Society University of Jaffna Volume 01
- Chapa Pamodani Wanniarachchi W, Janani Vignarajah, Murugathas Thanihaichelvan, and Sutharsini Ubenthiran. 2019. “Waste Driven Hydroxyapatite.” In Advanced Materials for Clean Energy and Health Applications (AMCEHA – 2019), 82.
- Sivapatham, Thurka, Gayathri Nadarajah, Thanihaichelvan Murugathas, and Sutharsini Ubenthiran. 2019. “Controlled Growth of Vertically Aligned ZnO Nanorod Array Via Polymer Assisted Hydrothermal Method.” In Advanced Materials for Clean Energy and Health Applications (AMCEHA – 2019), 105.
- Thenmolie, G, U Sutharsini, and M Thanihaichelvan. 2018. “Effect of Sintering on Yttria Distribution and Low Temperature Degradation of 3Y-TZP Ceramics.” In Vingnanam International Research Conference (VIRC) – 2018, 18.
- Thenmolie, G, M Thanihaichelvan, and U Sutharsini. 2016. “Effect Of Sintering On Yttria Distribution Of 3Y-TZP Ceramics.” In The 3rd International Conference on Nanoscience and Nanotechnology 2016, 74.
- Janani, V, M Thanihaichelvan, and U Sutharsini. 2016. “Effect Of Ageing On Defects And Surface Yttria Concentration Of 3Y-TZP Ceramics.” In The 3rd International Conference on Nanoscience and Nanotechnology -2016, 75.
- Sutharsini, U, S Ramesh, and C Y Tan. 2014. “Two Step Sintering of 3Y-TZP Ceramics: Effect of Temperature on Hydrothermal Ageing Resistance.” In AUN/SEED-Net Regional Conference on Material Engineering 2014, 50.
- N.Jeyakumaran N. Sivayogan, U Sutharsini J Jeyasugiththan. 2009. “Tissue Equivalent Absorption in Combined Was and Rubber Layers Using 1.25 MeV Gamma Ray.” In International Conference on Advances in Radiation Oncology, 197–98.
- Sivayogan, N, U Sutharsini, J Jeyasugiththan, and N Jeyakumaran. 2009. “A Potential Compensator for Radiotherapy Treatment.” In Jaffna Science Association, Abstract of Research Papers Volume 16, Issue 01, 1. Jaffna Science Association.
- Sivayogan, N, U Sutharsini, J Jeyasugiththan, and N Jeyakumaran. 2008. “Missing Tissue Compensators for Radiotheraphy Using 60Co Photon Beam.” In Jaffna Science Association, Abstract of Research Papers Volume 15, Issue 01, 19. Jaffna Science Association.
Book Chapters
- Sutharsini, M. Thanihaichelvan, R. Singh, Two-Step Sintering of Ceramics, in: Sintering of Functional Materials (ISBN: Online: 978-953-51-3757-3, Print: 978-953-51-3756-6), InTech, 2018. doi:10.5772/68083.
Teaching
Undergraduate Teaching
- PHY102G2: Mechanics
- PHY106G2: Electricity and Electromagnetic Fields
- PHY303M3: Quantum Mechanics
- PHY305M3: Advanced Statistical Physics
- PHY306M2: Instrumentation and Characterization Techniques
- PHY405M3: Laser Physics
- PHY407M3: Particle Physics
- PHY402X2: Minerals, Ceramics and their Industrial Applications
Postgraduate Teaching
- MCET 103 03: Instrumentation and Characterization Technique
Inter-Faculty Teaching
- BSNS1221: Basic Science for non-science
- MLSMT 2144: Medical Laboratory Technology I
Teaching at Other Higher Education Institutions (HEIs) Postgraduate Teaching
- Visiting Lecturer – Department of Physical Sciences, Faculty of Applied Science, South Eastern University of Sri Lanka
- Visiting Lecturer – Department of Physics, Faculty of Science, Eastern University, Sri Lanka
Academic and Research Activities
Keynote and Invited Talks
- “Sintering as a fabrication technique for 3Y-TZP ceramics” (Keynote speech), Advanced Materials for Clean Energy and Health Applications (AMCEHA 2023), is organized by Coimbatore Institute of Technology (CIT), Coimbatore (19,20, 09.2023)
Feature Articles in Newsletters and Scientific Magazines
- ஈர்ப்பு அலைகள், பிரயோக விஞ்ஞானச் சுடர், Jaffna Science Association, Volume 12, Issue 1 2019. 26-31
- துணிக்கைப் பெளதீகவியல், பிரகாசம், இதழ் – 2, யா/ சங்கானை சிவப்பிரகாச மகா வித்தியாலயம், 2020, 33-35
- Yttria Stabilized Zirconia Ceramics: From teeth to space, U Sutharsini, IEEE SL Section newsletter, July 2021, Page:30-31
- ஜேம்ஸ் வெப் தொலைகாட்டி (James Webb Space Telescope), பிரயோக விஞ்ஞானச் சுடர், Jaffna Science Association, Volume 13, Issue 1 2023. 27-37
- ஈர்ப்பு வில்லைகள், Valampuri, 12.05.2023
Resource Person
- Training workshop on Atomic Force microscope and X-ray Diffractometer: Effective research tools for material research organized by Ministry of Science, Technology and Research under the project on Prototype manufacturing of Solar Panels – 2020
- Resource Person, Project on Creation of awareness for Government Teachers on Environmen Education Introduced under the new sylabus – 2018
- Resource Person, practical workshop for GCE A/L Physics teachers, Provincial department of Education, Northern province, Sri Lanka, 2011
Conference and Workshop Presentations/Participation
Editorial work
- I served as the symposium editor of the Advanced Materials for Clean Energy and Health Application – AMCEHA 2026, 2025, 2023 and 2019 Conference held at India and Sri Lanka.
Reviewer for Indexed Journals
- Ceramics International 2015
- Applied Ceramic Technology 2018 and 2019
- International Journal of Mechanical and Materials Engineering 2018 and 2019
Admin Roles
The administrative roles can be categorized into different subcategories based on the nature of responsibilities and contributions of each individual.
- Student Counsellor (From February15, 2016 to January 31, 2017)
- Academic Counsellor (From September 01, 2020 to Auguest 31, 2023)
- Senior Treasurer – Physics Society (From 22.01.2020 to 11.05.2023)
- Member of the Curriculum Development, Revision and monitoring committee (CDRMC) (From 14.12.2022 to 14.12.2025)
- Faculty handbook and newsletter committee (From 01.09.2020 to 01.09.2023)
- Member of the Faculty Strategic Management Committee (From 27.11.2018 to 27.11.2021)
- Member of the Science Faculty Research Committee (From 12.02.2020 to 12.02.2023)
- I have served as the chair and member of technical evaluation committees From 2018 – to date