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Assoc Prof Jayantha Epaarachchi

Assoc Prof Jayantha Epaarachchi
Name Jayantha Epaarachchi
Position Associate Professor (Mechanical Engineering)
Section School of Mechanical and Electrical Engineering
Office Z317c
Location Toowoomba Campus
Phone +61 7 4631 1372
Extension 1372
Email
Qualifications BScEng Peradeniya , MEngSc UNSW , PhD Newcastle

Fields of Research (FoR)

  • Dynamics, Vibration and Vibration Control ( 091304 )
  • Aerospace Structures ( 090103 )
  • Solid Mechanics ( 091308 )
  • Polymers and Plastics ( 091209 )
  • Photodetectors, Optical Sensors and Solar Cells ( 090605 )
  • Composite and Hybrid Materials ( 091202 )
  • ( 401702 )
  • ( 401707 )
  • ( 400102 )
  • ( 401602 )
  • ( 401609 )
  • ( 400909 )

Research interests
Fibre Composites - Design and Analysis
Smart Materials & Structures
Nano Composites/Nano Technology
Fatigue, Fracture, Damage Mechanics
Static & Dynamics Analysis of Structures
Engineering Design - Solid Modelling and Finite Element Analysis
Experimental Stress Analysis
Structural Health Monitoring
Use of FBG sensors (Fibre Optics) for Structural Health Monitoring
Full Scale Model Testing and Fatigue Spectrum Development
Development of Composite Materials for Industrial Applications
Project Leader: USQ-Boeing Research and Technology Australia/ Boeing Aircraft Co. USA

Professional memberships
Member, Institution of Engineers, Australia
Member, Materials Australia, Certified Material Practitioner (CMP)
Corporate Member, Institution of Engineers Sri Lanka
Member, Australian Association for Engineering Education

USQ Research affiliations

  • Centre for Future Materials (CFM)

Currently teaching courses/programs
MEC3302 - Computational Mechanics in Design
MEC2406 - Introduction to Mechatronics and Automation

Teaching experience(Tertiary)
16 Years

Research most recent
Madhubhashitha Herath, Jayantha Epaarachchi, Mainul Islam, Cheng Yan, Fenghua Zhang, Jinsong Leng, Journal of Intelligent Material Systems and Structures, 2019 [Accepted & In press]
Fang L, Hangning Wang; Zhen Zhang; Jayantha Epaarachchi; Lingyu Li; Xin Hu; Chunhua Lu; Zhongzi Xu, Light-Induced Rare Earth Organic Complex/Shape-Memory Polymer Composites with High Strength and Luminescence Based on Hydrogen Bonding, 2019, Composites Part A
H. M. C. M. Herath, J. A. Epaarachchi, M. M. Islam, W. Al-Azzawi, J. Leng, F. Zhang, Structural performance and photothermal recovery of carbon fibre reinforced shape memory polymer, Composites Science and Technology, 2018, 167, pp. 206-214


Research most notable
Epaarachchi, Jayantha, “Effects of viscoelastic properties on fatigue life of composite”, Creep and fatigue in polymer matrix composites, Dr Rui J.S. Costa de Miranda Guedes (Ed), Woodhead Publishing Ltd, Cambridge, UK ,2010 (A Book Chapter)


Epaarachchi Jayantha A., Clausen Philip D., A Model for Fatigue Behavior Prediction of Glass Fibre-Reinforced Plastic (GFRP) Composites for Various Stress Ratios and Test Frequencies- Composite A: Applied Science and Manufacturing, 34 (2003): 313-326.

Epaarachchi Jayantha A., Clausen Philip D., On Predicting the Cumulative Fatigue Damage in Glass Fibre Reinforced Plastic (GFRP) Composites Under Step/Spectrum Loading- Composite A: Applied Science and Manufacturing, 36(9) (2005): 1236-1245.

Epaarachchi Jayantha A., Clausen Philip D, The Development of a Fatigue Loading Spectrum for Small Wind Turbine Blades, Journal of Wind Engineering and Industrial Aerodynamics, 94, (2006), 207-223

Epaarachchi Jayantha A, Effects of static – fatigue (tension) on the tension-tension fatigue life of a glass fibre reinforced plastic composites, Composite Structures, Volume 74, Issue 4, August 2006, Pages 419-425

Epaarachchi Jayantha A., Clegg Richard, An Experimental investigation of the properties of cross-ply laminate used for manufacturing of small aircraft components, Composite Structures, 75, (2006), 93-99


Publications in ePrints

Zangana, Sartip and Epaarachchi, Jayantha and Ferdous, WahidORCID: https://orcid.org/0000-0002-4473-4722 and Leng, Jinsong and Schubel, Peter (2021) Behaviour of continuous fibre composite sandwich core under low-velocity impact. Thin-Walled Structures, 158:107157. pp. 1-11. ISSN 0263-8231

Zanagan, Sartip and Epaarachchi, Jayantha and Ferdous, WahidORCID: https://orcid.org/0000-0002-4473-4722 and Leng, Jinsong (2020) A novel hybridised composite sandwich core with glass, kevlar and zylon fibres – investigation under low-velocity impact. International Journal of Impact Engineering, 137 (Article 103430). ISSN 0734-743X

Jeewantha, Lama Hewage Janitha ORCID: https://orcid.org/0000-0002-0244-6159 and Islam, Md Mainul and Epaarachchi, Jayantha Ananda (2020) Development of Smart Materials for Invasive Medical Applications Using Shape Memory Polymers. In: 6th International Conference on Mechanical, Industrial and Energy Engineering (ICMIEE 2020), 19-21 Dec 2020, Khulna, Bangladesh.

Salleh, Zulzamri and Islam, M. and Epaarachchi, J. and Zulkarnain, M. and Ahmed, Yaseen Adenan (2020) Flexural Analysis for Syntactic Foam Sandwich Panels. In: Regional Conference on Marine and Mechanical Engineering (ReMME'18), 7-9 Nov 2018, Ipoh, Malaysia.

Herath, Madhubhashitha ORCID: https://orcid.org/0000-0002-6796-0802 and Epaarachchi, Jayantha and Islam, Mainul and Fang, Liang and Leng, Jinsong (2020) Light activated shape memory polymers and composites: A review. European Polymer Journal, 136 (5):109912. ISSN 0014-3057

View full listing in ePrints

Approved research supervisor in the area of:

  • Dynamics, Vibration and Vibration Control ( 091304 )
  • Aerospace Structures ( 090103 )
  • Solid Mechanics ( 091308 )
  • Polymers and Plastics ( 091209 )
  • Photodetectors, Optical Sensors and Solar Cells ( 090605 )
  • Composite and Hybrid Materials ( 091202 )


Research topics