Research output per year
Research output per year
Personal profile
Academic Biography
Dr Gatheeshgar Perampalam is currently a Senior Lecturer in Civil Engineering in the School of Computing, Engineering and Digital Technologies at Teesside University. Dr Gatheeshgar Perampalam completed his PhD in Structural Engineering at Northumbria University, UK in 2021 and completed BEng (Hons) in Civil Engineering with first class honours from University of Peradeniya, Sri Lanka in 2017.
Dr Gatheeshgar Perampalam has served as several academic (Associate Lecturer, Academic Assistant, and Demonstrator) roles and research related (Senior Research Assistant/Research and Development Engineer) roles for industry related consultancy projects at Northumbria University. As a Senior Research Assistant, he investigated the fire performance of light gauge steel floor and wall panels of Intelligent Steel Solutions Ltd, Redbrooks Specialist Contracts Ltd, and New Ways Ltd and provided appropriate design solutions.
Summary of Research Interests
His research work cuts across in a broader area of Structural Engineering. The primary research interests include:
- Innovative structural members
- Optimisation of structural members
- Steel Structures (Cold-Formed and Hot-Rolled)
- Thin-Walled Structures (Cold-formed carbon steel, Stainless steel, and Aluminium)
- Light gauge steel (LSF) floor and wall systems
- Advanced numerical modelling
- Modular building systems and Modern Methods of Construction
- Fire and thermal performance of buildings
- Energy performance of buildings
- Behaviour of composite structures (steel-timber/steel-concrete)
- Sustainability and Climate Change
Education/Academic qualification
PhD, Optimum Design of Cold-Formed Steel Beams for Structural and Modular Building Applications, Northumbria University
Award Date: 21 Oct 2021
Bachelor, Civil Engineering, University of Peradeniya
Award Date: 23 Oct 2017
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Collaborations and top research areas from the last five years
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Machine learning prediction of web-crippling strength in cold-formed steel beams with staggered slotted perforations
Gatheeshgar, P., Ranasinghe, R. S. S., Simwanda, L., Meddage, D. P. P. & Mohotti, D., 1 Jan 2025, In: Structures. 71, 108079.Research output: Contribution to journal › Article › peer-review
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Numerical Study of Thermal Efficiency in Light-Gauge Steel Panels Designed with Varying Insulation Ratios
Chandrasiri, D., Gatheeshgar, P., Ahmadi, H. M. & Simwanda, L., 22 Jan 2024, In: Buildings. 14, 1, 300.Research output: Contribution to journal › Article › peer-review
Open Access -
Prediction of the torsional capacity of CFDST steel columns using extreme gradient boosting tree-based machine learning technique
Simwanda, L., Ikotun, B. D., Ilunga, F. M., Onyari, E. K. & Perampalam, G., 2024, Proceedings of Nordic Steel Construction Conference 2024. The Swedish Institute of Steel ConstructionResearch output: Chapter in Book/Report/Conference proceeding › Conference contribution
Open Access -
Reliability analysis of shear design provisions for cold formed steel sections
Simwanda, L., Gatheeshgar, P., Ikotun, B. D., Bock, M., Onyari, E. K. & Ilunga, F. M., 1 Jun 2024, In: Journal of Constructional Steel Research. 217, 108656.Research output: Contribution to journal › Article › peer-review
Open AccessFile18 Downloads (Pure) -
Shear Behaviour of Cold-Formed Stainless Steel Lipped Channel Sections with Web Holes
Perampalam, G., Idongesit, U., Bock, M. & Simwanda, L., 24 Jun 2024, Proceedings of Nordic Steel Construction Conference 2024. The Swedish Institute of Steel ConstructionResearch output: Chapter in Book/Report/Conference proceeding › Conference contribution
Open Access