- Faculty of Engineering
- Department of Civil Engineering
- Professor
CV
Contact information
Department of Civil Engineering
Faculty of Engineering
University of Moratuwa
Moratuwa
10400
Teaching and Administrative Activities
Structural Mechanics II -Undergraduate -2014
Structural Analysis I -Undergraduate -2013
Structural Analysis II -Undergraduate -2012
Computational Mechanics -Undergraduate -2016
Advanced Structural Analysis -Postgraduate -2012
Design with Fibre Composites -Postgraduate -2016
Computer Analysis of Structures -Postgraduate -2016
Finite Element Analysis -Postgraduate -2017
Advanced Structural Analysis -Postgraduate -2017
Structural Mechanics II -Undergraduate -2018
Structural Analysis I -Undergraduate -2018
Structural Analysis II -Undergraduate -2018
Computational Mechanics -Undergraduate -2018
Structural Analysis II -Undergraduate -2019
Design with Fibre Composites -Postgraduate -2019
Computer Analysis of Structures -Postgraduate -2019
Structural Analysis I -Undergraduate -2019
Computational Mechanics -Undergraduate -2019
Computer Analysis of Structures -Postgraduate -2019
Finite Element Analysis -Postgraduate -2019
Structural Analysis II -Undergraduate -2020
Computational Mechanics -Undergraduate -2021
Structural Analysis I -Postgraduate -2021
Structural Analysis I -Undergraduate -2020
Computational Mechanics -Undergraduate -2020
Finite Element Analysis -Postgraduate -2020
Course Coordinator - MSc Structural Eng. -Course coordinator M.Sc. in Structural Engineering (2019 To 2021)
Assistant Course Coordinator - MSc Structural Eng. -Time tabling, organizing lecture schedule and interview selection process as the assistant coordinator (2016 To 2018)
Group Coordinator - Pre Academic Term -Coordinating group of 80 students during the pre academic programme and 1st semester (2016 To 2023)
Students' Awards & Scholarship Committee Member -Recommendation of awards criteria for general convocation awards, awards ceremony and scholarships and bursaries. (2022 To date)
Head of the Division Building and Structural Engineering -Coordinating academic and non academic activities related to Building and Structural Engineering division of the Department of Civil Engineering. (2021 To date)
Research Activities
Deployable structures
fibre reinforced polymer composites
carbon nano tubes
micro-mechanical modelling
Structural Dynamics
fatigue analysis of slender steel structures
P.M. Liyanage, “Modelling of the deployment behaviour of highly compacted ultra-thin membranes”, M.Sc. thesis, September 2015
B.Y. Dharmadasa, “Simulation of fold-line stiffness in deployable membranes”, M.Sc. thesis, July 2017
K. Ubamanyu, “Simulation of closed cross-section dual-matrix composite booms”, M.Sc. thesis, August 2017
A. Diluxshan, “Optics based low cost full-field in-plane displacement measuring technique”, M.Sc. thesis, December 2017
S. Mierunalan, "Prediction of mechanical properties of creases in thin folded membranes", M.Sc. thesis, August 2018
S. Varakini, "Developing a numerical model of a thin flexible structure immersed in a fluid domain", M.Sc. thesis, September 2018
K.D.C.D. Kumara, "Predicting bending behaviour of deployable booms made of thin woven fibre composites", M.Sc. thesis, December 2018
H.S. Wijesuriya, "Predicting non-linear bending behaviour of ultra-thin woven fibre composites", M.Sc. thesis, August 2019
D.M.S.P. Dassanayake, "Investigation of creases in ultra-thin membranes", M.Sc. thesis, September 2019
N. Sujeeka, "Measuring full-filed deformation of hyper-elastic material using digital image correlation" M.Sc. thesis, March 2022.
H.H.N.D. Hagglla, "Coiling and deployment mechanics of tape-springs", M.Sc. thesis, December 2021.
Nishangani G., "Homogenized response of ultra-thin woven fibre composite under flexural loading", M.Sc. thesis January 2023 (co-supervisor).
N. Sutharsanan, "Characterising coiling and dynamic uncoiling behaviour of tape-springs”, M.Sc. thesis, December 2022.
S.S. Lowhikan, "Analysis and initial design of civil engineering structures using structural optimization”, M.Sc. thesis March 2023, (co-supervisor).
M. Sathurshan, “Seismic vulnerability assessment of masonry infilled reinforced concrete school building frames in Sri Lanka”, M.Sc. thesis, March 2023 (co-supervisor).
W.U.D. Weerasinghe, “Characterizing meso-mechanical properties of ultra-thin plain woven fibre composites under large deformations”, (M.Sc. in progress)
Deployable structures
Fibre reinforced polymer composites
Multi-scale modelling
Fatigue analysis
Non-contact measuring techniques
Ultra-thin membranes
Shell structures
Computational mechanics
Optics-based measuring techniques
Education and Professional Affiliations
Bachelors, University of Moratuwa ,2005 BSc Eng. (Hons)
PhD, University of Cambridge ,2011
Institution of Engineers(2006 To date)
Society of Structural Engineers(2012 To date)
American Institute of Aeronautics and Astronautics(2008 To date)
Chartered Engineer, Institution of Engineers(2015 To date)
Career
Honours and Awards
Outstanding Research Performance 2011-2013 (Received 2014)
Prof Raghu Chandrakeerthy Gold Medal for the Best Paper (SSESL 2016) (Received 2016)
NRC Investigator Driven Grants 2014 (Received 2014)
Indo-SL Joint Research Project Grants (Received 2017)
NSF Overseas Special Training Programme Grant (Received 2017)
Best Paper Award in the Track of Civil and Environmental Engineering (MERCon 2017) (Received 2017)
Cambridge Commonwealth Trust fellowship 2006 - 2009, University of Cambridge, UK. (Received 2006)
Graduate Research Assistant fellowship, 2008 - 2011 (Received 2011)
Visiting Research Associate (Space Structures Laboratory, Caltech, USA), 2013, 2015 and 2017 (Received 2017)
Best Paper Award in the Track of Civil and Environmental Engineering (MERCon 2018) (Received 2018)
NRC Investigator Driven Grants 2020 (Received 2020)
Best Paper Award in the Track of Civil and Environmental Engineering (MERCon 2020) (Received 2020)
Outstanding Research Performance 2012-2014 (Received 2015)
Outstanding Research Performance 2013-2015 (Received 2016)
Outstanding Research Performance 2016 (Received 2017)
Outstanding Research Performance 2017 (Received 2018)
Outstanding Research Performance 2018 (Received 2019)
Outstanding Research Performance 2019 (Received 2020)
Best Paper Award in the Track of Structural Engineering and Building Materials (MERCon 2021) (Received 2021)
Publications*
L. Weerasekara C. Mallikarachchi,".Effect of Crease Curvature on Bending Stiffness in Curved Crease Origami.",Moratuwa Engineering Research Conference,University of Moratuwa,2024,360-365
N.S.S. Silva E.S. Gamage C. Mallikarachchi,".Full-Field Deformation Measurement System for Early Age Concrete Cracking.",Moratuwa Engineering Research Conference,University of Moratuwa,2024,296-301
C. Wanasinghe C. Mallikarachchi,".Influence of Number of Plies on Flexural Behavior of Ultra-Thin Woven Composites.",Moratuwa Engineering Research Conference,University of Moratuwa,2024,308-312
I.T. Amarasinghe H.M.S.T. Herath,".An integrated workflow for design-informed structural optimization.",Advances in Civil and Environmental Engineering Practices for Sustainable Development,University of Ruhuna,2023,
V. Vipulananthan U. Weerasinghe N. Ariyasinghe S. Herath,".Homogenized material property prediction of carbon fiber composites using data-driven methods.",Advances in Civil and Environmental Engineering Practices for Sustainable Development,University of Ruhuna,2023,
L. Kuruppu,".Simulation of Paper-Based Curved Crease Origami Structures.",Moratuwa Engineering Research Conference,University of Moratuwa,2023,
N. Sutharsanan H.M.Y.C. Mallikarachchi,".Flattening mechanics of deployable coilable tape spring booms.",Annual Sessions of Society of Structural Engineers,Colombo,2022,67 - 73
M. Sathurshan J. Thamboo C. Mallikarachchi K. Wijesundara,".Seismic performance of masonry infilled reinforced concrete school building forms in Sri Lanka.",Annual Sessions of Society of Structural Engineers,Colombo,2022,60 - 66
S. S. Lowhikan,".3D full-field deformation measurement using stereo vision.",Moratuwa Engineering Research Conference,Moratuwa,2022,
U. Weerasinghe S. Herath,".Homogenization of ultra thin woven composite structures at high curvatures.",Moratuwa Engineering Research Conference,Moratuwa,2022,
S. Dassanayake N. Sutharsanan,".Quasi-static deployment simulation of a kapton polyimide creased unit.",Moratuwa Engineering Research Conference,Moratuwa,2022,
Sutharsanan N. C. Piyumi C. Mallikarachchi,".Characterising the self-opening behaviour of single creased Kapton polymide films.",Moratuwa Engineering Research Conference,Moratuwa,2021,130 - 135
M. Jayasekara S. Herath N. Gowrikanthan C. Mallikarachchi,".Size effect and fire arrangement on meso-mechanical modelling of woven fibre composites.",Moratuwa Engineering Research Conference,Moratuwa,2021,124 - 129
H.H.N.D. Haggalla H.M.Y.C. Mallikarachchi,".Self-deployment simulation of long narrow thin shells.",Annual Sessions of Society of Structural Engineers,Colombo,2021,58 - 63
P. K. Kamaliya S. H. Updhyay H.M.Y.C. Mallikarachchi,".Wrinkle-crease interaction in laminated membrane: effect of thermal loading.",Proceedings of the IASS Annual Symposium 2020/21 and the 7th International Conference on Spatial Structures Inspiring the Next Generation,Guildford, United Kingdom,2021,1-9
K.W.C. Piyumi L.M.M. Jayasekara H.M.S.T. Herath ,".Simulaiton of deployable solar sails.", Symposium on Space Science & Technology 2020,Moratuwa,2021,
N. Sujeeka K. Ubamanyu ,".Shape reconstruction of solar sails using .",Symposium on Space Science & Technology 2020,Moratuwa,2021,
N. Sujeeka A. Vithushanthini ,".3D full-field deformation measuring technique using digital image correlation.",Moratuwa Engineering Research Conference,Moratuwa,2020,1-6
K.W.C. Piyumi,".Influence of intersected fold-lines on thin folded membranes.",Moratuwa Engineering Research Conference,Moratuwa,2020,30-35
S. Herath M. Jayasekera ,".Parametric Study on the Homogenized Response of Woven Carbon Fibre Composites.",Moratuwa Engineering Research Conference,Moratuwa,2020,36-41
N. Sujeeka S. Lowhikan ,".Semi-automated crack detection using computer vision.",Annual Sessions of Society of Structural Engineers,Colombo,2020,38 - 43
I. Nanayakkara P. Dias,".Estimation of rotation capacity of monosymmetric I-beams.",7th International Conference on Structural Engineering, Mechanics and Computations,Cape Town,2019,
Saranja N. M. Jayasekera,".Nonlinear bending response of two-ply plain woven carbon fibre composites.",Moratuwa Engineering Research Conference,Moratuwa,2019,
H.H.N.D. Haggalla K.I.U. Nanaykkara,".Simulating dynamic discharge of infill bulk material stored in cylindrical silos.",Annual Sessions of Institution of Engineers,Colombo,2019,
K.W.C. Piyumi H.C. Weerasinghe,".Influence of fold-line properties on thin folded membranes.",Annual Sessions of the Institution of Engineers, Sri Lanka,Colombo,2019,
L.M.M.B. Jayasekara H.S. Wijesuriya,".Bending behaviour of thin woven fibre composites under high curvatures.",Annual Sessions of the Institution of Engineers, Sri Lanka,Colombo,2019,
H.H.N.D. Haggalla K.I.U. Nanayakkara,".Pressure variations in cylindrical silos due to infill bulk material discharge.",Annual Sessions of the Institution of Engineers, Sri Lanka,Colombo,2019,
B.Y. Dharmadasa F. Lopez-Jiemenez,".Characterizing the mechanics of fold-lines in thin Kapton membranes.",4th AIAA Spacecraft Structures Conference,Orlando, Florida,2018,0450
H.S. Wijesuriya D.C.D.K. Karanagodage S. Nadarajah,".Predicting bending behaviour of deployable booms made of thin woven fibre composites.",Annual Sessions of Institution of Engineers,Colombo,2018,
D.M.S.P. Dassanayake S. Mierunalan H.C. Weerasinghe,".Fold-line mechanics of thin-folded membranes.",Annual Sessions of Institution of Engineers,Colombo,2018,
O.P.C. Randila H.S. Wijesuriya S. Nadarajah,".Measuring full-field 3D deformation with digital cameras.",Annual Sessions of Society of Structural Engineers,Colombo,2018,
J.A.A.S. Jayasinghe S.M.A. Nanayakkara W.P.S. Dias,".Modelling of corrosion induced cover cracking in concrete with exposed reinforcement.",Moratuwa Engineering Research Conference,Moratuwa,2018,
O.P.C. Randil,".3D full-field deformation measuring technique with optics-based measurements.",Moratuwa Engineering Research Conference,Moratuwa,2018,
N. Gangasudan,".Predicting wind response of tall buildings using fluid-structure interaction.",Moratuwa Engineering Research Conference,Moratuwa,2018,
H.S. Wijesuriya,".Predicting fretting fatigue crack propagation using finite element analysis.",Moratuwa Engineering Research Conference,Moratuwa,2018,
D.C.D.K. Karannagodage,".Measuring structural dynamics with smartphones.",Moratuwa Engineering Research Conference 2017,Moratuwa,2017,
S. Mierunalan,".Prediction of creased geometry of thin folded membranes using finite element analysis.",Moratuwa Engineering Research Conference 2017,Moratuwa,2017,
Y.H.M.M. Yapa,".Predicting non-linear bending behaviour of thin woven fibre composites.", Annual Sessions of Society of Structural Engineers - Sri Lanka,Colombo,2017,
S. Varakini and K. Ubamanyu,".Simplified approach for predicting fatigue life of fillet welded joints with FEM.",Annual Sessions of the Institution of Engineers, Sri Lanka,Colombo,2017,
S. Varakini,".Developing a CSD model to study the effect of fold-lines on the camber of bio-inspired membranous wings.",8th International Conference on Structural Engineering and Construction Management,Kandy,2017,
M. Sokovsky and S. Pellegrino,".Folding and deployment of closed cross-section dual-matrix composite booms.",3rd AIAA Spacecraft Structures Conference,San Diego, California, USA,2016,0970
H.M.S.T. Herath,".Modified ply thickness for clas- sical lamination theory for thin woven fibre composites.",Annual Sessions of the Institution of Engineers,Colombo,2016,
K. Ubamanyu,".Predicting residual fatigue life with finite element analysis.",Annual Sessions of the Institution of Engineers,Colombo,2016,
B.Y. Dharmadasa,".Simulation of neutral angle in thin folded membranes.",5th Annual Sessions of Society of Structural Engineers,Colombo,2016,
A. Diluxshan,".Low cost optics based displacement measuring technique.", 5th Annual Sessions of Society of Structural Engineers,Colombo,2016,
K. Ubamanyu,".Simulation of dual-matrix composite booms.",5th Annual Sessions of Society of Structural Engineers,Colombo,2016,
B.Y. Dharmadasa,".Finite Element Simulation of Thin Folded Membrane.",7th International Conference on Sustainable Built Environment,Kandy,2016,
A. Diluxshan,".Image Based Displacement Measuring Technique for In-plane Loading.",7th International Conference on Sustainable Built Environment,Kandy,2016,
,".Lightweight deployable booms for space applications.",Annual Sessions of Society of Structural Engineers,Colombo,2012,
S. Pellegrino,".Composite deployable tubular antenna booms.",Workshop on Large Deployable Antennas,Noordwijk, Netherlands,2012,
S. Pellegrino,".Design and validation of thin-walled composite deployable booms with tape-spring hinges.",52nd AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference,Denver, Colorado,2011,2019
S. Pellegrino,".Optimized designs of composite booms with integral tape-spring hinges.",51st AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference,Orlando, Florida,2010,2750
S. Pellegrino,".Deployment dynamics of composite booms with integral slotted hinges.",50th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference,Palm Springs, California,2009,2631
S. Pellegrino,".Folding and deployment of ultra-thin composite structures.",International Scientific Conference on Advanced Lightweight Structures and Reflector Antennas, Institute of Constructions, Special Systems and Engineering Maintenance of the Georgian Technical University,Tbilisi, Georgia,2009,48 - 57
S. Pellegrino,".Simulation of quasi-static folding and deployment of ultra-thin composite structures.",49th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference,Schaumburg, Illinois,2008,2053
M. Sathurshan, J. Thamboo, T. Rossetto, K. Wijesundara, C. Mallikarachchi, J. Cels, M. Baiguera, M. Del Zoppo, P. Dias ,".Seismic retrofitting of masonry infilled RC buildings in low-to moderate-seismic regions: case study of typical Sri Lankan school buildings.",Bulletin of Earthquake Engineering,,2024
L.S. Sarma, C. Mallikarachchi, S. Herath,".Design-informed generative modelling of skeletal structures using structural optimization.",Computers & Structures,302,2024
M. Sathurshan J. Thambo C. Mallikarachchi K. Wijesundara P. Dias,".Rapid seismic visual screen method for masonry infilled reinforced concrete framed buildings: Application to typical Sri Lankan school buildings.",International Journal of Disaster Risk Reduction,92,2023
M. Sathurshan, J. Thamboo, C. Mallikarachchi, K. Wijesundara,".Seismic fragility of lightly reinforced concrete school building typologies with different masonry infill configurations.",Structures,47,2023
P.K. Kamaliya A. Shukla S.H. Upadhyay H.M.Y.C. Mallikarachchi,".Analysing wrinkle interaction behaviour with Z–fold crease pattern in thin-film planar membrane reflector.",International Journal of Solids and Structures,254-255,2022
N. Gowrikanthan, M. Jayasekera, H.M.Y.C. Mallikarachchi, S. Herath,".Effects of tow arrangements on the homogenized response of carbon fiber woven composites.",Composite Structures,300(2022),2022
S. Mierunalan, S.P. Dassanayake, H.M.Y.C. Mallikarachchi, S.H. Upadhyay,".Simulation of ultra-thin membranes with creases.",International Journal of Mechanics and Materials in Design,19,2022
P.K. Kamaliya, S.H. Upadhyay, H.M.Y.C. Mallikarachchi,".Investigation of wrinkling behaviour in the creased thin-film laminates.",International Journal of Mechanics and Materials in Design,17,2021
P.M. Liyanage, N. Gangasudan, H.M.Y.C. Mallikarachchi,".Modified spiral folding pattern for deployable membranes.",Aerospace Science and Technology,117 (2021),2021
B.Y. Dharmadasa, M.W. McCallum, S. Mierunalan, S.P. Dassanayake, H.M.Y.C. Mallikarachchi, F. López-Jiménez ,".Formation of plastic creases in thin polyimide films.",Journal of Applied Mechanics,87 (May),2020
H.M.Y.C. Mallikarachchi,".Predicting mechanical properties of thin woven carbon fiber reinforced laminates.",Thin-Walled Structures,135 (2019),2019
H.M.Y.C. Mallikarachchi, S. Pellegrino,".Deployment dynamics of ultrathin composite booms with tape-spring hinges.",Journal of Spacecraft and Rockets,51(2),2014
H.M.Y.C. Mallikarachchi, S. Pellegrino ,".Design of ultrathin composite self- deployable booms.",Journal of Spacecraft and Rockets,51(6),2014
H.M.Y.C. Mallikarachchi, S. Pellegrino,".Failure criterion for symmetric two-ply plain-weave CFRP laminates.",Journal of Composite Materials,47(11),2013
H.M.Y.C. Mallikarachchi, S. Pellegrino,".Quasi-static folding and deployment of ultra-thin composite structures.",Journal of Spacecraft and Rockets,48(1),2011
W.P.S. Dias, H.M.Y.C. Mallikarachchi,".Tsunami - planning and design for disaster mitigation.",The Structural Engineer,84(1),2006
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