- Faculty of Engineering
- Department of Mechanical Engineering
- Senior Lecturer Grade II
Contact information
Univerity of Moratuwa
Katubadda
Moratuwa
Sri Lanka
Teaching and Administrative Activities
Thermodynamics of Heat Engines & Work Transfer -Undergraduate -2022
Social/Community Project -Undergraduate -2022
Aerodynamics -Undergraduate -2022
Aerodynamics -Undergraduate -2022
Energy Technology & Environment -Undergraduate -2022
Heat and Mass Transfer -Undergraduate -2021
Heat Transfer & Applications -Postgraduate -2021
Energy Sources -Postgraduate -2021
Wind Energy -Postgraduate -2022
Research Coordinator - (2020 To 2025)
Research Activities
Nanoscale heat transfer
Nanofluid
Thermoelectricity
Nanofluidity
Aerodynamics
Post Graduate Research Supervision PhD: Title- A Study of Thermoelectric Properties of Nanostructures with Constriction (Ongoing) MPhil: Title- Investigation of Aerodynamics of Flapping Wings (Ongoing) MSc: Title- Study on Viscous and Thermal Properties of Nanofluids through Classical Molecular Dynamic Simulations (Completed)
Nanoscale heat transfer
Nanofluids
Aerodynamics
Education and Professional Affiliations
Bachelors, 福利在线看 of Moratuwa ,2009
Masters, 福利在线看 of Moratuwa ,2012
PhD, 福利在线看 of Auckland ,2018
Career
Honours and Awards
Publications*
HRS Udani, AWLD Abeyweera, HMSG Herath, Indrajith D Nissanka, Nalaka Samaraweera,".Comparative Study of Theoretical and Numerical Analysis to Evaluate the Aerodynamic Performance of a Helical Vertical Axis Wind Turbine.",2025 Moratuwa Engineering Research Conference (MERCon),福利在线看 of Moratuwa,2025,
Sanju Ariyarathne, Mahela Prasanna, Nadun Wijesinghe, Saliya Jayasekara, Nalaka Samaraweera,".Design and Optimization of Blades of a Small-Scale H-Rotor Darrieus-Type VAWT using Q-Blade.",2024 Moratuwa Engineering Research Conference (MERCon),福利在线看 of Moratuwa,2024,223-229
Pulasthi Dabare, Lakshitha De Silva, Chathura Ranasinghe, Nalaka Samaraweera,".A CFD Approach To Evaluate Performance of Pedestal Fan Blades.",2024 Moratuwa Engineering Research Conference (MERCon),福利在线看 of Moratuwa,2024,181-186
Kumeesha De Silva, Sadeep Maduranga, Vikum Chamika, Lakshitha De Silva, Asitha L Kulasekera, Nalaka Samaraweera, Nirosh D Jayaweera,".Design and Experimental Characterization of a Soft Bending Actuator for Morphing Aerofoils.",2023 Moratuwa Engineering Research Conference (MERCon),福利在线看 of Moratuwa,2023,
Pasan Henadeera, Chamara Somarathna, Wenusara Satheekshana, Yohan Withanage, Nalaka Samaraweera,".Ultra-Low Thermal Conductivity of Laterally Arranged Nanowire Arrays Through Constriction Engineering.",2023 Moratuwa Engineering Research Conference (MERCon),福利在线看 of Moratuwa,2023,
Dasun L Jayasooriya, Chathusha V Punchi Wedikkara, Hiran Kavindu Hakmana Kodithuwakku, Nalaka Samaraweera,".A Design Framework for Subsonic Low-Speed Wind Tunnels.",2023 Moratuwa Engineering Research Conference (MERCon),福利在线看 of Moratuwa,2023,
Lakshitha De Silva Nalaka Samaraweera Nirosh Jayaweera Thusitha Sugathapala,".A Computational Study of the Aerodynamics of Plunging and Pitching Motions of Airfoils.",2022 Moratuwa Engineering Research Conference (MERCon),福利在线看 of Moratuwa,2022,1-6
K Samaraweera AGT Sugathapala,".Application of Vortex Lattice Method and Free Wake Method to Model Ideal Flow around an Impetuously Translated Flat Plate.",The Institution of Engineers,Colombo,2011,
N Samaraweera KAB Pathirathna HED De Silva AGT Sugathapala,".Development of darrieus-type vertical axis wind turbine for stand-alone applications.",International Conference on Sustainable Built Environment,Kandy,2010,
Wenusara Satheekshana, Pasan Henadeera, Nalaka Samaraweera, Galhenage Asha Sewvandi,".Tuning electronic transport properties of in-plane-graphene芒鈧�渉-BN superlattices for improved thermoelectric material.",APL Electronic Devices,1/4,2025
Pasan Henadeera, Nalaka Samaraweera, Chathura Ranasinghe, Anusha Wijewardane,".Notable Thermoelectric Performance of Laterally Arranged Si Nanowires: Constriction Engineering as a Promising Pathway.",Silicon,17,2025
Wenusara Satheekshana, Pasan Henadeera, Chamara Somarathna, Nalaka Samaraweera, Galhenage Asha Sewvandi,".Reduced thermal conductivity of constricted graphene nanoribbons for thermoelectric applications.",Carbon Trends,17,2024
Pasan Henadeera Nalaka Samaraweera Chathura Ranasinghe Anusha Wijewardena,".Surface and Constriction Engineering of Nanoparticle Based Structures Towards Ultra-Low Thermal Conductivity as Prospective Thermoelectric Materials.",Nanoscale and Microscale Thermophysical Engineering,27/01,2023
Chamara Somarathna Nalaka Samaraweera Saliya Jayasekara Kapila Perera,".A molecular dynamics study of thermal conductivity and viscosity in colloidal suspensions: From well-dispersed nanoparticles to nanoparticle aggregates.",Applied Thermal Engineering,229,2023
Chamara Somarathna Nalaka Samaraweera Saliya Jayasekara Kapila Perera,".Microscopic thermal characteristics of parallelly arranged nanowires in a liquid: the role of interface thermal resistance, solid-like liquid layer, and the restricted phonon transport.",Physica Scripta,98/9,2023
P Henadeera N Samaraweera C Ranasinghe A Wijewardane,".Ultra-low thermal conductivity of nanoparticle chains: A nanoparticle based structure for thermoelectric applications.",Journal of Applied Physics ,130 (6), 064301,2021
N Samaraweera KL Chan K Mithraratne,".Reduced thermal conductivity of nanotwinned random layer structures: a promising nanostructuring towards efficient Si and Si/Ge thermoelectric materials.",Journal of Physics D: Applied Physics ,51 (20), 204006,2018
N Samaraweera JM Larkin KL Chan K Mithraratne,".Modal analysis of the thermal conductivity of nanowires: examining unique thermal transport features.",Journal of Physics: Condensed Matter ,30 (22), 225301,2018
N Samaraweera JM Larkin KL Chan K Mithraratne,".Reduced thermal conductivity of Si/Ge random layer nanowires: A comparative study against superlattice counterparts.",Journal of Applied Physics ,123 (24), 244303,2018
KKMNP Samaraweera MACK Gunarathna KAL Kollure,".An inviscid model for unsteady flow in multiply connected domains.",European Journal of Mechanics - B/Fluids ,41,2013